Merge pull request #10763 from esphome/bump-2025.9.0

2025.9.0

CODEOWNERS

@@ -66,7 +66,7 @@ esphome/components/binary_sensor/* @esphome/core
 esphome/components/bk72xx/* @kuba2k2
 esphome/components/bl0906/* @athom-tech @jesserockz @tarontop
 esphome/components/bl0939/* @ziceva
-esphome/components/bl0940/* @tobias-
+esphome/components/bl0940/* @dan-s-github @tobias-
 esphome/components/bl0942/* @dbuezas @dwmw2
 esphome/components/ble_client/* @buxtronix @clydebarrow
 esphome/components/bluetooth_proxy/* @bdraco @jesserockz
@@ -88,7 +88,7 @@ esphome/components/bp1658cj/* @Cossid
 esphome/components/bp5758d/* @Cossid
 esphome/components/button/* @esphome/core
 esphome/components/bytebuffer/* @clydebarrow
-esphome/components/camera/* @DT-art1 @bdraco
+esphome/components/camera/* @bdraco @DT-art1
 esphome/components/camera_encoder/* @DT-art1
 esphome/components/canbus/* @danielschramm @mvturnho
 esphome/components/cap1188/* @mreditor97
@@ -145,9 +145,9 @@ esphome/components/es8156/* @kbx81
 esphome/components/es8311/* @kahrendt @kroimon
 esphome/components/es8388/* @P4uLT
 esphome/components/esp32/* @esphome/core
-esphome/components/esp32_ble/* @Rapsssito @bdraco @jesserockz
+esphome/components/esp32_ble/* @bdraco @jesserockz @Rapsssito
 esphome/components/esp32_ble_client/* @bdraco @jesserockz
-esphome/components/esp32_ble_server/* @Rapsssito @clydebarrow @jesserockz
+esphome/components/esp32_ble_server/* @clydebarrow @jesserockz @Rapsssito
 esphome/components/esp32_ble_tracker/* @bdraco
 esphome/components/esp32_camera_web_server/* @ayufan
 esphome/components/esp32_can/* @Sympatron
@@ -167,7 +167,7 @@ esphome/components/ezo_pmp/* @carlos-sarmiento
 esphome/components/factory_reset/* @anatoly-savchenkov
 esphome/components/fastled_base/* @OttoWinter
 esphome/components/feedback/* @ianchi
-esphome/components/fingerprint_grow/* @OnFreund @alexborro @loongyh
+esphome/components/fingerprint_grow/* @alexborro @loongyh @OnFreund
 esphome/components/font/* @clydebarrow @esphome/core
 esphome/components/fs3000/* @kahrendt
 esphome/components/ft5x06/* @clydebarrow
@@ -203,7 +203,7 @@ esphome/components/heatpumpir/* @rob-deutsch
 esphome/components/hitachi_ac424/* @sourabhjaiswal
 esphome/components/hm3301/* @freekode
 esphome/components/hmac_md5/* @dwmw2
-esphome/components/homeassistant/* @OttoWinter @esphome/core
+esphome/components/homeassistant/* @esphome/core @OttoWinter
 esphome/components/homeassistant/number/* @landonr
 esphome/components/homeassistant/switch/* @Links2004
 esphome/components/honeywell_hih_i2c/* @Benichou34
@@ -228,13 +228,13 @@ esphome/components/iaqcore/* @yozik04
 esphome/components/ili9xxx/* @clydebarrow @nielsnl68
 esphome/components/improv_base/* @esphome/core
 esphome/components/improv_serial/* @esphome/core
-esphome/components/ina226/* @Sergio303 @latonita
+esphome/components/ina226/* @latonita @Sergio303
 esphome/components/ina260/* @mreditor97
 esphome/components/ina2xx_base/* @latonita
 esphome/components/ina2xx_i2c/* @latonita
 esphome/components/ina2xx_spi/* @latonita
 esphome/components/inkbird_ibsth1_mini/* @fkirill
-esphome/components/inkplate6/* @jesserockz
+esphome/components/inkplate/* @jesserockz @JosipKuci
 esphome/components/integration/* @OttoWinter
 esphome/components/internal_temperature/* @Mat931
 esphome/components/interval/* @esphome/core
@@ -277,8 +277,8 @@ esphome/components/max7219digit/* @rspaargaren
 esphome/components/max9611/* @mckaymatthew
 esphome/components/mcp23008/* @jesserockz
 esphome/components/mcp23017/* @jesserockz
-esphome/components/mcp23s08/* @SenexCrenshaw @jesserockz
-esphome/components/mcp23s17/* @SenexCrenshaw @jesserockz
+esphome/components/mcp23s08/* @jesserockz @SenexCrenshaw
+esphome/components/mcp23s17/* @jesserockz @SenexCrenshaw
 esphome/components/mcp23x08_base/* @jesserockz
 esphome/components/mcp23x17_base/* @jesserockz
 esphome/components/mcp23xxx_base/* @jesserockz
@@ -299,6 +299,7 @@ esphome/components/mics_4514/* @jesserockz
 esphome/components/midea/* @dudanov
 esphome/components/midea_ir/* @dudanov
 esphome/components/mipi_dsi/* @clydebarrow
+esphome/components/mipi_rgb/* @clydebarrow
 esphome/components/mipi_spi/* @clydebarrow
 esphome/components/mitsubishi/* @RubyBailey
 esphome/components/mixer/speaker/* @kahrendt
@@ -342,7 +343,7 @@ esphome/components/ota/* @esphome/core
 esphome/components/output/* @esphome/core
 esphome/components/packet_transport/* @clydebarrow
 esphome/components/pca6416a/* @Mat931
-esphome/components/pca9554/* @clydebarrow @hwstar
+esphome/components/pca9554/* @bdraco @clydebarrow @hwstar
 esphome/components/pcf85063/* @brogon
 esphome/components/pcf8563/* @KoenBreeman
 esphome/components/pi4ioe5v6408/* @jesserockz
@@ -353,9 +354,9 @@ esphome/components/pm2005/* @andrewjswan
 esphome/components/pmsa003i/* @sjtrny
 esphome/components/pmsx003/* @ximex
 esphome/components/pmwcs3/* @SeByDocKy
-esphome/components/pn532/* @OttoWinter @jesserockz
-esphome/components/pn532_i2c/* @OttoWinter @jesserockz
-esphome/components/pn532_spi/* @OttoWinter @jesserockz
+esphome/components/pn532/* @jesserockz @OttoWinter
+esphome/components/pn532_i2c/* @jesserockz @OttoWinter
+esphome/components/pn532_spi/* @jesserockz @OttoWinter
 esphome/components/pn7150/* @jesserockz @kbx81
 esphome/components/pn7150_i2c/* @jesserockz @kbx81
 esphome/components/pn7160/* @jesserockz @kbx81
@@ -364,7 +365,7 @@ esphome/components/pn7160_spi/* @jesserockz @kbx81
 esphome/components/power_supply/* @esphome/core
 esphome/components/preferences/* @esphome/core
 esphome/components/psram/* @esphome/core
-esphome/components/pulse_meter/* @TrentHouliston @cstaahl @stevebaxter
+esphome/components/pulse_meter/* @cstaahl @stevebaxter @TrentHouliston
 esphome/components/pvvx_mithermometer/* @pasiz
 esphome/components/pylontech/* @functionpointer
 esphome/components/qmp6988/* @andrewpc
@@ -405,7 +406,7 @@ esphome/components/sensirion_common/* @martgras
 esphome/components/sensor/* @esphome/core
 esphome/components/sfa30/* @ghsensdev
 esphome/components/sgp40/* @SenexCrenshaw
-esphome/components/sgp4x/* @SenexCrenshaw @martgras
+esphome/components/sgp4x/* @martgras @SenexCrenshaw
 esphome/components/shelly_dimmer/* @edge90 @rnauber
 esphome/components/sht3xd/* @mrtoy-me
 esphome/components/sht4x/* @sjtrny

Doxyfile

@@ -48,7 +48,7 @@ PROJECT_NAME           = ESPHome
 # could be handy for archiving the generated documentation or if some version
 # control system is used.
 
-PROJECT_NUMBER         = 2025.9.0-dev
+PROJECT_NUMBER         = 2025.9.0
 
 # Using the PROJECT_BRIEF tag one can provide an optional one line description
 # for a project that appears at the top of each page and should give viewer a

esphome/__main__.py

@@ -15,9 +15,11 @@ import argcomplete
 
 from esphome import const, writer, yaml_util
 import esphome.codegen as cg
+from esphome.components.mqtt import CONF_DISCOVER_IP
 from esphome.config import iter_component_configs, read_config, strip_default_ids
 from esphome.const import (
     ALLOWED_NAME_CHARS,
+    CONF_API,
     CONF_BAUD_RATE,
     CONF_BROKER,
     CONF_DEASSERT_RTS_DTR,
@@ -43,6 +45,7 @@ from esphome.const import (
     SECRETS_FILES,
 )
 from esphome.core import CORE, EsphomeError, coroutine
+from esphome.enum import StrEnum
 from esphome.helpers import get_bool_env, indent, is_ip_address
 from esphome.log import AnsiFore, color, setup_log
 from esphome.types import ConfigType
@@ -106,13 +109,15 @@ def choose_prompt(options, purpose: str = None):
     return options[opt - 1][1]
 
 
+class Purpose(StrEnum):
+    UPLOADING = "uploading"
+    LOGGING = "logging"
+
+
 def choose_upload_log_host(
     default: list[str] | str | None,
     check_default: str | None,
-    show_ota: bool,
-    show_mqtt: bool,
-    show_api: bool,
-    purpose: str | None = None,
+    purpose: Purpose,
 ) -> list[str]:
     # Convert to list for uniform handling
     defaults = [default] if isinstance(default, str) else default or []
@@ -132,13 +137,30 @@ def choose_upload_log_host(
                 ]
                 resolved.append(choose_prompt(options, purpose=purpose))
             elif device == "OTA":
-                if CORE.address and (
-                    (show_ota and "ota" in CORE.config)
-                    or (show_api and "api" in CORE.config)
+                # ensure IP adresses are used first
+                if is_ip_address(CORE.address) and (
+                    (purpose == Purpose.LOGGING and has_api())
+                    or (purpose == Purpose.UPLOADING and has_ota())
                 ):
                     resolved.append(CORE.address)
-                elif show_mqtt and has_mqtt_logging():
-                    resolved.append("MQTT")
+
+                if purpose == Purpose.LOGGING:
+                    if has_api() and has_mqtt_ip_lookup():
+                        resolved.append("MQTTIP")
+
+                    if has_mqtt_logging():
+                        resolved.append("MQTT")
+
+                    if has_api() and has_non_ip_address():
+                        resolved.append(CORE.address)
+
+                elif purpose == Purpose.UPLOADING:
+                    if has_ota() and has_mqtt_ip_lookup():
+                        resolved.append("MQTTIP")
+
+                    if has_ota() and has_non_ip_address():
+                        resolved.append(CORE.address)
+
             else:
                 resolved.append(device)
         if not resolved:
@@ -149,39 +171,111 @@ def choose_upload_log_host(
     options = [
         (f"{port.path} ({port.description})", port.path) for port in get_serial_ports()
     ]
-    if (show_ota and "ota" in CORE.config) or (show_api and "api" in CORE.config):
-        options.append((f"Over The Air ({CORE.address})", CORE.address))
-    if show_mqtt and has_mqtt_logging():
-        mqtt_config = CORE.config[CONF_MQTT]
-        options.append((f"MQTT ({mqtt_config[CONF_BROKER]})", "MQTT"))
+
+    if purpose == Purpose.LOGGING:
+        if has_mqtt_logging():
+            mqtt_config = CORE.config[CONF_MQTT]
+            options.append((f"MQTT ({mqtt_config[CONF_BROKER]})", "MQTT"))
+
+        if has_api():
+            if has_resolvable_address():
+                options.append((f"Over The Air ({CORE.address})", CORE.address))
+            if has_mqtt_ip_lookup():
+                options.append(("Over The Air (MQTT IP lookup)", "MQTTIP"))
+
+    elif purpose == Purpose.UPLOADING and has_ota():
+        if has_resolvable_address():
+            options.append((f"Over The Air ({CORE.address})", CORE.address))
+        if has_mqtt_ip_lookup():
+            options.append(("Over The Air (MQTT IP lookup)", "MQTTIP"))
 
     if check_default is not None and check_default in [opt[1] for opt in options]:
         return [check_default]
     return [choose_prompt(options, purpose=purpose)]
 
 
-def mqtt_logging_enabled(mqtt_config):
+def has_mqtt_logging() -> bool:
+    """Check if MQTT logging is available."""
+    if CONF_MQTT not in CORE.config:
+        return False
+
+    mqtt_config = CORE.config[CONF_MQTT]
+
+    # enabled by default
+    if CONF_LOG_TOPIC not in mqtt_config:
+        return True
+
     log_topic = mqtt_config[CONF_LOG_TOPIC]
     if log_topic is None:
         return False
+
     if CONF_TOPIC not in log_topic:
         return False
-    return log_topic.get(CONF_LEVEL, None) != "NONE"
+
+    return log_topic[CONF_LEVEL] != "NONE"
 
 
-def has_mqtt_logging() -> bool:
-    """Check if MQTT logging is available."""
-    return (mqtt_config := CORE.config.get(CONF_MQTT)) and mqtt_logging_enabled(
-        mqtt_config
-    )
+def has_mqtt() -> bool:
+    """Check if MQTT is available."""
+    return CONF_MQTT in CORE.config
+
+
+def has_api() -> bool:
+    """Check if API is available."""
+    return CONF_API in CORE.config
+
+
+def has_ota() -> bool:
+    """Check if OTA is available."""
+    return CONF_OTA in CORE.config
+
+
+def has_mqtt_ip_lookup() -> bool:
+    """Check if MQTT is available and IP lookup is supported."""
+    if CONF_MQTT not in CORE.config:
+        return False
+    # Default Enabled
+    if CONF_DISCOVER_IP not in CORE.config[CONF_MQTT]:
+        return True
+    return CORE.config[CONF_MQTT][CONF_DISCOVER_IP]
+
+
+def has_mdns() -> bool:
+    """Check if MDNS is available."""
+    return CONF_MDNS not in CORE.config or not CORE.config[CONF_MDNS][CONF_DISABLED]
+
+
+def has_non_ip_address() -> bool:
+    """Check if CORE.address is set and is not an IP address."""
+    return CORE.address is not None and not is_ip_address(CORE.address)
+
+
+def has_ip_address() -> bool:
+    """Check if CORE.address is a valid IP address."""
+    return CORE.address is not None and is_ip_address(CORE.address)
+
+
+def has_resolvable_address() -> bool:
+    """Check if CORE.address is resolvable (via mDNS or is an IP address)."""
+    return has_mdns() or has_ip_address()
+
+
+def mqtt_get_ip(config: ConfigType, username: str, password: str, client_id: str):
+    from esphome import mqtt
+
+    return mqtt.get_esphome_device_ip(config, username, password, client_id)
+
+
+_PORT_TO_PORT_TYPE = {
+    "MQTT": "MQTT",
+    "MQTTIP": "MQTTIP",
+}
 
 
 def get_port_type(port: str) -> str:
     if port.startswith("/") or port.startswith("COM"):
         return "SERIAL"
-    if port == "MQTT":
-        return "MQTT"
-    return "NETWORK"
+    return _PORT_TO_PORT_TYPE.get(port, "NETWORK")
 
 
 def run_miniterm(config: ConfigType, port: str, args) -> int:
@@ -226,7 +320,9 @@ def run_miniterm(config: ConfigType, port: str, args) -> int:
                         .replace(b"\n", b"")
                         .decode("utf8", "backslashreplace")
                     )
-                    time_str = datetime.now().time().strftime("[%H:%M:%S]")
+                    time_ = datetime.now()
+                    nanoseconds = time_.microsecond // 1000
+                    time_str = f"[{time_.hour:02}:{time_.minute:02}:{time_.second:02}.{nanoseconds:03}]"
                     safe_print(parser.parse_line(line, time_str))
 
                     backtrace_state = platformio_api.process_stacktrace(
@@ -396,27 +492,29 @@ def check_permissions(port: str):
             )
 
 
-def upload_program(config: ConfigType, args: ArgsProtocol, host: str) -> int | str:
+def upload_program(
+    config: ConfigType, args: ArgsProtocol, devices: list[str]
+) -> tuple[int, str | None]:
+    host = devices[0]
     try:
         module = importlib.import_module("esphome.components." + CORE.target_platform)
         if getattr(module, "upload_program")(config, args, host):
-            return 0
+            return 0, host
     except AttributeError:
         pass
 
     if get_port_type(host) == "SERIAL":
         check_permissions(host)
+
+        exit_code = 1
         if CORE.target_platform in (PLATFORM_ESP32, PLATFORM_ESP8266):
             file = getattr(args, "file", None)
-            return upload_using_esptool(config, host, file, args.upload_speed)
+            exit_code = upload_using_esptool(config, host, file, args.upload_speed)
+        elif CORE.target_platform == PLATFORM_RP2040 or CORE.is_libretiny:
+            exit_code = upload_using_platformio(config, host)
+        # else: Unknown target platform, exit_code remains 1
 
-        if CORE.target_platform in (PLATFORM_RP2040):
-            return upload_using_platformio(config, host)
-
-        if CORE.is_libretiny:
-            return upload_using_platformio(config, host)
-
-        return 1  # Unknown target platform
+        return exit_code, host if exit_code == 0 else None
 
     ota_conf = {}
     for ota_item in config.get(CONF_OTA, []):
@@ -433,31 +531,23 @@ def upload_program(config: ConfigType, args: ArgsProtocol, host: str) -> int | s
 
     remote_port = int(ota_conf[CONF_PORT])
     password = ota_conf.get(CONF_PASSWORD, "")
+    binary = args.file if getattr(args, "file", None) is not None else CORE.firmware_bin
 
-    # Check if we should use MQTT for address resolution
-    # This happens when no device was specified, or the current host is "MQTT"/"OTA"
-    devices: list[str] = args.device or []
-    if (
-        CONF_MQTT in config  # pylint: disable=too-many-boolean-expressions
-        and (not devices or host in ("MQTT", "OTA"))
-        and (
-            ((config[CONF_MDNS][CONF_DISABLED]) and not is_ip_address(CORE.address))
-            or get_port_type(host) == "MQTT"
-        )
-    ):
-        from esphome import mqtt
+    # MQTT address resolution
+    if get_port_type(host) in ("MQTT", "MQTTIP"):
+        devices = mqtt_get_ip(config, args.username, args.password, args.client_id)
 
-        host = mqtt.get_esphome_device_ip(
-            config, args.username, args.password, args.client_id
-        )
-
-    if getattr(args, "file", None) is not None:
-        return espota2.run_ota(host, remote_port, password, args.file)
-
-    return espota2.run_ota(host, remote_port, password, CORE.firmware_bin)
+    return espota2.run_ota(devices, remote_port, password, binary)
 
 
 def show_logs(config: ConfigType, args: ArgsProtocol, devices: list[str]) -> int | None:
+    try:
+        module = importlib.import_module("esphome.components." + CORE.target_platform)
+        if getattr(module, "show_logs")(config, args, devices):
+            return 0
+    except AttributeError:
+        pass
+
     if "logger" not in config:
         raise EsphomeError("Logger is not configured!")
 
@@ -466,20 +556,28 @@ def show_logs(config: ConfigType, args: ArgsProtocol, devices: list[str]) -> int
     if get_port_type(port) == "SERIAL":
         check_permissions(port)
         return run_miniterm(config, port, args)
-    if get_port_type(port) == "NETWORK" and "api" in config:
-        addresses_to_use = devices
-        if config[CONF_MDNS][CONF_DISABLED] and CONF_MQTT in config:
-            from esphome import mqtt
 
-            mqtt_address = mqtt.get_esphome_device_ip(
+    port_type = get_port_type(port)
+
+    # Check if we should use API for logging
+    if has_api():
+        addresses_to_use: list[str] | None = None
+
+        if port_type == "NETWORK" and (has_mdns() or is_ip_address(port)):
+            addresses_to_use = devices
+        elif port_type in ("NETWORK", "MQTT", "MQTTIP") and has_mqtt_ip_lookup():
+            # Only use MQTT IP lookup if the first condition didn't match
+            # (for MQTT/MQTTIP types, or for NETWORK when mdns/ip check fails)
+            addresses_to_use = mqtt_get_ip(
                 config, args.username, args.password, args.client_id
-            )[0]
-            addresses_to_use = [mqtt_address]
+            )
 
-        from esphome.components.api.client import run_logs
+        if addresses_to_use is not None:
+            from esphome.components.api.client import run_logs
 
-        return run_logs(config, addresses_to_use)
-    if get_port_type(port) in ("NETWORK", "MQTT") and "mqtt" in config:
+            return run_logs(config, addresses_to_use)
+
+    if port_type in ("NETWORK", "MQTT") and has_mqtt_logging():
         from esphome import mqtt
 
         return mqtt.show_logs(
@@ -545,23 +643,14 @@ def command_upload(args: ArgsProtocol, config: ConfigType) -> int | None:
     devices = choose_upload_log_host(
         default=args.device,
         check_default=None,
-        show_ota=True,
-        show_mqtt=False,
-        show_api=False,
-        purpose="uploading",
+        purpose=Purpose.UPLOADING,
     )
 
-    # Try each device until one succeeds
-    exit_code = 1
-    for device in devices:
-        _LOGGER.info("Uploading to %s", device)
-        exit_code = upload_program(config, args, device)
-        if exit_code == 0:
-            _LOGGER.info("Successfully uploaded program.")
-            return 0
-        if len(devices) > 1:
-            _LOGGER.warning("Failed to upload to %s", device)
-
+    exit_code, _ = upload_program(config, args, devices)
+    if exit_code == 0:
+        _LOGGER.info("Successfully uploaded program.")
+    else:
+        _LOGGER.warning("Failed to upload to %s", devices)
     return exit_code
 
 
@@ -579,10 +668,7 @@ def command_logs(args: ArgsProtocol, config: ConfigType) -> int | None:
     devices = choose_upload_log_host(
         default=args.device,
         check_default=None,
-        show_ota=False,
-        show_mqtt=True,
-        show_api=True,
-        purpose="logging",
+        purpose=Purpose.LOGGING,
     )
     return show_logs(config, args, devices)
 
@@ -608,25 +694,14 @@ def command_run(args: ArgsProtocol, config: ConfigType) -> int | None:
     devices = choose_upload_log_host(
         default=args.device,
         check_default=None,
-        show_ota=True,
-        show_mqtt=False,
-        show_api=True,
-        purpose="uploading",
+        purpose=Purpose.UPLOADING,
     )
 
-    # Try each device for upload until one succeeds
-    successful_device: str | None = None
-    for device in devices:
-        _LOGGER.info("Uploading to %s", device)
-        exit_code = upload_program(config, args, device)
-        if exit_code == 0:
-            _LOGGER.info("Successfully uploaded program.")
-            successful_device = device
-            break
-        if len(devices) > 1:
-            _LOGGER.warning("Failed to upload to %s", device)
-
-    if successful_device is None:
+    exit_code, successful_device = upload_program(config, args, devices)
+    if exit_code == 0:
+        _LOGGER.info("Successfully uploaded program.")
+    else:
+        _LOGGER.warning("Failed to upload to %s", devices)
         return exit_code
 
     if args.no_logs:
@@ -636,10 +711,7 @@ def command_run(args: ArgsProtocol, config: ConfigType) -> int | None:
     devices = choose_upload_log_host(
         default=successful_device,
         check_default=successful_device,
-        show_ota=False,
-        show_mqtt=True,
-        show_api=True,
-        purpose="logging",
+        purpose=Purpose.LOGGING,
     )
     return show_logs(config, args, devices)
 

esphome/components/absolute_humidity/absolute_humidity.cpp

@@ -64,7 +64,7 @@ void AbsoluteHumidityComponent::loop() {
       ESP_LOGW(TAG, "No valid state from humidity sensor!");
     }
     this->publish_state(NAN);
-    this->status_set_warning("Unable to calculate absolute humidity.");
+    this->status_set_warning(LOG_STR("Unable to calculate absolute humidity."));
     return;
   }
 

esphome/components/adc/__init__.py

@@ -11,15 +11,8 @@ from esphome.components.esp32.const import (
     VARIANT_ESP32S2,
     VARIANT_ESP32S3,
 )
-from esphome.config_helpers import filter_source_files_from_platform
 import esphome.config_validation as cv
-from esphome.const import (
-    CONF_ANALOG,
-    CONF_INPUT,
-    CONF_NUMBER,
-    PLATFORM_ESP8266,
-    PlatformFramework,
-)
+from esphome.const import CONF_ANALOG, CONF_INPUT, CONF_NUMBER, PLATFORM_ESP8266
 from esphome.core import CORE
 
 CODEOWNERS = ["@esphome/core"]
@@ -273,21 +266,3 @@ def validate_adc_pin(value):
         )(value)
 
     raise NotImplementedError
-
-
-FILTER_SOURCE_FILES = filter_source_files_from_platform(
-    {
-        "adc_sensor_esp32.cpp": {
-            PlatformFramework.ESP32_ARDUINO,
-            PlatformFramework.ESP32_IDF,
-        },
-        "adc_sensor_esp8266.cpp": {PlatformFramework.ESP8266_ARDUINO},
-        "adc_sensor_rp2040.cpp": {PlatformFramework.RP2040_ARDUINO},
-        "adc_sensor_libretiny.cpp": {
-            PlatformFramework.BK72XX_ARDUINO,
-            PlatformFramework.RTL87XX_ARDUINO,
-            PlatformFramework.LN882X_ARDUINO,
-        },
-        "adc_sensor_zephyr.cpp": {PlatformFramework.NRF52_ZEPHYR},
-    }
-)

esphome/components/adc/adc_sensor_esp32.cpp

@@ -241,6 +241,8 @@ float ADCSensor::sample_autorange_() {
     cali_config.bitwidth = ADC_BITWIDTH_DEFAULT;
 
     err = adc_cali_create_scheme_curve_fitting(&cali_config, &handle);
+    ESP_LOGVV(TAG, "Autorange atten=%d: Calibration handle creation %s (err=%d)", atten,
+              (err == ESP_OK) ? "SUCCESS" : "FAILED", err);
 #else
     adc_cali_line_fitting_config_t cali_config = {
       .unit_id = this->adc_unit_,
@@ -251,10 +253,14 @@ float ADCSensor::sample_autorange_() {
 #endif
     };
     err = adc_cali_create_scheme_line_fitting(&cali_config, &handle);
+    ESP_LOGVV(TAG, "Autorange atten=%d: Calibration handle creation %s (err=%d)", atten,
+              (err == ESP_OK) ? "SUCCESS" : "FAILED", err);
 #endif
 
     int raw;
     err = adc_oneshot_read(this->adc_handle_, this->channel_, &raw);
+    ESP_LOGVV(TAG, "Autorange atten=%d: Raw ADC read %s, value=%d (err=%d)", atten,
+              (err == ESP_OK) ? "SUCCESS" : "FAILED", raw, err);
 
     if (err != ESP_OK) {
       ESP_LOGW(TAG, "ADC read failed in autorange with error %d", err);
@@ -275,8 +281,10 @@ float ADCSensor::sample_autorange_() {
       err = adc_cali_raw_to_voltage(handle, raw, &voltage_mv);
       if (err == ESP_OK) {
         voltage = voltage_mv / 1000.0f;
+        ESP_LOGVV(TAG, "Autorange atten=%d: CALIBRATED - raw=%d -> %dmV -> %.6fV", atten, raw, voltage_mv, voltage);
       } else {
         voltage = raw * 3.3f / 4095.0f;
+        ESP_LOGVV(TAG, "Autorange atten=%d: UNCALIBRATED FALLBACK - raw=%d -> %.6fV (3.3V ref)", atten, raw, voltage);
       }
       // Clean up calibration handle
 #if USE_ESP32_VARIANT_ESP32C3 || USE_ESP32_VARIANT_ESP32C5 || USE_ESP32_VARIANT_ESP32C6 || \
@@ -287,6 +295,7 @@ float ADCSensor::sample_autorange_() {
 #endif
     } else {
       voltage = raw * 3.3f / 4095.0f;
+      ESP_LOGVV(TAG, "Autorange atten=%d: NO CALIBRATION - raw=%d -> %.6fV (3.3V ref)", atten, raw, voltage);
     }
 
     return {raw, voltage};
@@ -324,18 +333,32 @@ float ADCSensor::sample_autorange_() {
   }
 
   const int adc_half = 2048;
-  uint32_t c12 = std::min(raw12, adc_half);
-  uint32_t c6 = adc_half - std::abs(raw6 - adc_half);
-  uint32_t c2 = adc_half - std::abs(raw2 - adc_half);
-  uint32_t c0 = std::min(4095 - raw0, adc_half);
-  uint32_t csum = c12 + c6 + c2 + c0;
+  const uint32_t c12 = std::min(raw12, adc_half);
+
+  const int32_t c6_signed = adc_half - std::abs(raw6 - adc_half);
+  const uint32_t c6 = (c6_signed > 0) ? c6_signed : 0;  // Clamp to prevent underflow
+
+  const int32_t c2_signed = adc_half - std::abs(raw2 - adc_half);
+  const uint32_t c2 = (c2_signed > 0) ? c2_signed : 0;  // Clamp to prevent underflow
+
+  const uint32_t c0 = std::min(4095 - raw0, adc_half);
+  const uint32_t csum = c12 + c6 + c2 + c0;
+
+  ESP_LOGVV(TAG, "Autorange summary:");
+  ESP_LOGVV(TAG, "  Raw readings: 12db=%d, 6db=%d, 2.5db=%d, 0db=%d", raw12, raw6, raw2, raw0);
+  ESP_LOGVV(TAG, "  Voltages: 12db=%.6f, 6db=%.6f, 2.5db=%.6f, 0db=%.6f", mv12, mv6, mv2, mv0);
+  ESP_LOGVV(TAG, "  Coefficients: c12=%u, c6=%u, c2=%u, c0=%u, sum=%u", c12, c6, c2, c0, csum);
 
   if (csum == 0) {
     ESP_LOGE(TAG, "Invalid weight sum in autorange calculation");
     return NAN;
   }
 
-  return (mv12 * c12 + mv6 * c6 + mv2 * c2 + mv0 * c0) / csum;
+  const float final_result = (mv12 * c12 + mv6 * c6 + mv2 * c2 + mv0 * c0) / csum;
+  ESP_LOGV(TAG, "Autorange final: (%.6f*%u + %.6f*%u + %.6f*%u + %.6f*%u)/%u = %.6fV", mv12, c12, mv6, c6, mv2, c2, mv0,
+           c0, csum, final_result);
+
+  return final_result;
 }
 
 }  // namespace adc

esphome/components/adc/sensor.py

@@ -9,6 +9,7 @@ from esphome.components.zephyr import (
     zephyr_add_prj_conf,
     zephyr_add_user,
 )
+from esphome.config_helpers import filter_source_files_from_platform
 import esphome.config_validation as cv
 from esphome.const import (
     CONF_ATTENUATION,
@@ -20,6 +21,7 @@ from esphome.const import (
     PLATFORM_NRF52,
     STATE_CLASS_MEASUREMENT,
     UNIT_VOLT,
+    PlatformFramework,
 )
 from esphome.core import CORE
 
@@ -174,3 +176,21 @@ async def to_code(config):
 }};
 """
         )
+
+
+FILTER_SOURCE_FILES = filter_source_files_from_platform(
+    {
+        "adc_sensor_esp32.cpp": {
+            PlatformFramework.ESP32_ARDUINO,
+            PlatformFramework.ESP32_IDF,
+        },
+        "adc_sensor_esp8266.cpp": {PlatformFramework.ESP8266_ARDUINO},
+        "adc_sensor_rp2040.cpp": {PlatformFramework.RP2040_ARDUINO},
+        "adc_sensor_libretiny.cpp": {
+            PlatformFramework.BK72XX_ARDUINO,
+            PlatformFramework.RTL87XX_ARDUINO,
+            PlatformFramework.LN882X_ARDUINO,
+        },
+        "adc_sensor_zephyr.cpp": {PlatformFramework.NRF52_ZEPHYR},
+    }
+)

esphome/components/ade7880/ade7880.cpp

@@ -113,7 +113,7 @@ void ADE7880::update() {
   if (this->channel_a_ != nullptr) {
     auto *chan = this->channel_a_;
     this->update_sensor_from_s24zp_register16_(chan->current, AIRMS, [](float val) { return val / 100000.0f; });
-    this->update_sensor_from_s24zp_register16_(chan->voltage, BVRMS, [](float val) { return val / 10000.0f; });
+    this->update_sensor_from_s24zp_register16_(chan->voltage, AVRMS, [](float val) { return val / 10000.0f; });
     this->update_sensor_from_s24zp_register16_(chan->active_power, AWATT, [](float val) { return val / 100.0f; });
     this->update_sensor_from_s24zp_register16_(chan->apparent_power, AVA, [](float val) { return val / 100.0f; });
     this->update_sensor_from_s16_register16_(chan->power_factor, APF,

esphome/components/aht10/aht10.cpp

@@ -96,7 +96,7 @@ void AHT10Component::read_data_() {
     ESP_LOGD(TAG, "Read attempt %d at %ums", this->read_count_, (unsigned) (millis() - this->start_time_));
   }
   if (this->read(data, 6) != i2c::ERROR_OK) {
-    this->status_set_warning("Read failed, will retry");
+    this->status_set_warning(LOG_STR("Read failed, will retry"));
     this->restart_read_();
     return;
   }
@@ -113,7 +113,7 @@ void AHT10Component::read_data_() {
     } else {
       ESP_LOGD(TAG, "Invalid humidity, retrying");
       if (this->write(AHT10_MEASURE_CMD, sizeof(AHT10_MEASURE_CMD)) != i2c::ERROR_OK) {
-        this->status_set_warning(ESP_LOG_MSG_COMM_FAIL);
+        this->status_set_warning(LOG_STR(ESP_LOG_MSG_COMM_FAIL));
       }
       this->restart_read_();
       return;
@@ -144,7 +144,7 @@ void AHT10Component::update() {
     return;
   this->start_time_ = millis();
   if (this->write(AHT10_MEASURE_CMD, sizeof(AHT10_MEASURE_CMD)) != i2c::ERROR_OK) {
-    this->status_set_warning(ESP_LOG_MSG_COMM_FAIL);
+    this->status_set_warning(LOG_STR(ESP_LOG_MSG_COMM_FAIL));
     return;
   }
   this->restart_read_();

esphome/components/api/api.proto

@@ -27,9 +27,6 @@ service APIConnection {
   rpc subscribe_logs (SubscribeLogsRequest) returns (void) {}
   rpc subscribe_homeassistant_services (SubscribeHomeassistantServicesRequest) returns (void) {}
   rpc subscribe_home_assistant_states (SubscribeHomeAssistantStatesRequest) returns (void) {}
-  rpc get_time (GetTimeRequest) returns (GetTimeResponse) {
-    option (needs_authentication) = false;
-  }
   rpc execute_service (ExecuteServiceRequest) returns (void) {}
   rpc noise_encryption_set_key (NoiseEncryptionSetKeyRequest) returns (NoiseEncryptionSetKeyResponse) {}
 
@@ -809,15 +806,16 @@ message HomeAssistantStateResponse {
 // ==================== IMPORT TIME ====================
 message GetTimeRequest {
   option (id) = 36;
-  option (source) = SOURCE_BOTH;
+  option (source) = SOURCE_SERVER;
 }
 
 message GetTimeResponse {
   option (id) = 37;
-  option (source) = SOURCE_BOTH;
+  option (source) = SOURCE_CLIENT;
   option (no_delay) = true;
 
   fixed32 epoch_seconds = 1;
+  string timezone = 2;
 }
 
 // ==================== USER-DEFINES SERVICES ====================

esphome/components/api/api_connection.cpp

@@ -42,6 +42,8 @@ static constexpr uint8_t MAX_PING_RETRIES = 60;
 static constexpr uint16_t PING_RETRY_INTERVAL = 1000;
 static constexpr uint32_t KEEPALIVE_DISCONNECT_TIMEOUT = (KEEPALIVE_TIMEOUT_MS * 5) / 2;
 
+static constexpr auto ESPHOME_VERSION_REF = StringRef::from_lit(ESPHOME_VERSION);
+
 static const char *const TAG = "api.connection";
 #ifdef USE_CAMERA
 static const int CAMERA_STOP_STREAM = 5000;
@@ -112,7 +114,7 @@ void APIConnection::start() {
   APIError err = this->helper_->init();
   if (err != APIError::OK) {
     on_fatal_error();
-    this->log_warning_("Helper init failed", err);
+    this->log_warning_(LOG_STR("Helper init failed"), err);
     return;
   }
   this->client_info_.peername = helper_->getpeername();
@@ -159,7 +161,7 @@ void APIConnection::loop() {
         break;
       } else if (err != APIError::OK) {
         on_fatal_error();
-        this->log_warning_("Reading failed", err);
+        this->log_warning_(LOG_STR("Reading failed"), err);
         return;
       } else {
         this->last_traffic_ = now;
@@ -1070,17 +1072,17 @@ void APIConnection::camera_image(const CameraImageRequest &msg) {
 
 #ifdef USE_HOMEASSISTANT_TIME
 void APIConnection::on_get_time_response(const GetTimeResponse &value) {
-  if (homeassistant::global_homeassistant_time != nullptr)
+  if (homeassistant::global_homeassistant_time != nullptr) {
     homeassistant::global_homeassistant_time->set_epoch_time(value.epoch_seconds);
+#ifdef USE_TIME_TIMEZONE
+    if (!value.timezone.empty() && value.timezone != homeassistant::global_homeassistant_time->get_timezone()) {
+      homeassistant::global_homeassistant_time->set_timezone(value.timezone);
+    }
+#endif
+  }
 }
 #endif
 
-bool APIConnection::send_get_time_response(const GetTimeRequest &msg) {
-  GetTimeResponse resp;
-  resp.epoch_seconds = ::time(nullptr);
-  return this->send_message(resp, GetTimeResponse::MESSAGE_TYPE);
-}
-
 #ifdef USE_BLUETOOTH_PROXY
 void APIConnection::subscribe_bluetooth_le_advertisements(const SubscribeBluetoothLEAdvertisementsRequest &msg) {
   bluetooth_proxy::global_bluetooth_proxy->subscribe_api_connection(this, msg.flags);
@@ -1370,9 +1372,8 @@ bool APIConnection::send_hello_response(const HelloRequest &msg) {
   HelloResponse resp;
   resp.api_version_major = 1;
   resp.api_version_minor = 12;
-  // Temporary string for concatenation - will be valid during send_message call
-  std::string server_info = App.get_name() + " (esphome v" ESPHOME_VERSION ")";
-  resp.set_server_info(StringRef(server_info));
+  // Send only the version string - the client only logs this for debugging and doesn't use it otherwise
+  resp.set_server_info(ESPHOME_VERSION_REF);
   resp.set_name(StringRef(App.get_name()));
 
 #ifdef USE_API_PASSWORD
@@ -1419,8 +1420,6 @@ bool APIConnection::send_device_info_response(const DeviceInfoRequest &msg) {
   std::string mac_address = get_mac_address_pretty();
   resp.set_mac_address(StringRef(mac_address));
 
-  // Compile-time StringRef constants
-  static constexpr auto ESPHOME_VERSION_REF = StringRef::from_lit(ESPHOME_VERSION);
   resp.set_esphome_version(ESPHOME_VERSION_REF);
 
   resp.set_compilation_time(App.get_compilation_time_ref());
@@ -1565,7 +1564,7 @@ bool APIConnection::send_buffer(ProtoWriteBuffer buffer, uint8_t message_type) {
     return false;
   if (err != APIError::OK) {
     on_fatal_error();
-    this->log_warning_("Packet write failed", err);
+    this->log_warning_(LOG_STR("Packet write failed"), err);
     return false;
   }
   // Do not set last_traffic_ on send
@@ -1752,7 +1751,7 @@ void APIConnection::process_batch_() {
                                                        std::span<const PacketInfo>(packet_info, packet_count));
   if (err != APIError::OK && err != APIError::WOULD_BLOCK) {
     on_fatal_error();
-    this->log_warning_("Batch write failed", err);
+    this->log_warning_(LOG_STR("Batch write failed"), err);
   }
 
 #ifdef HAS_PROTO_MESSAGE_DUMP
@@ -1830,11 +1829,14 @@ void APIConnection::process_state_subscriptions_() {
 }
 #endif  // USE_API_HOMEASSISTANT_STATES
 
-void APIConnection::log_warning_(const char *message, APIError err) {
-  ESP_LOGW(TAG, "%s: %s %s errno=%d", this->get_client_combined_info().c_str(), message, api_error_to_str(err), errno);
+void APIConnection::log_warning_(const LogString *message, APIError err) {
+  ESP_LOGW(TAG, "%s: %s %s errno=%d", this->get_client_combined_info().c_str(), LOG_STR_ARG(message),
+           LOG_STR_ARG(api_error_to_logstr(err)), errno);
 }
 
-void APIConnection::log_socket_operation_failed_(APIError err) { this->log_warning_("Socket operation failed", err); }
+void APIConnection::log_socket_operation_failed_(APIError err) {
+  this->log_warning_(LOG_STR("Socket operation failed"), err);
+}
 
 }  // namespace esphome::api
 #endif

esphome/components/api/api_connection.h

@@ -219,7 +219,6 @@ class APIConnection final : public APIServerConnection {
 #ifdef USE_API_HOMEASSISTANT_STATES
   void subscribe_home_assistant_states(const SubscribeHomeAssistantStatesRequest &msg) override;
 #endif
-  bool send_get_time_response(const GetTimeRequest &msg) override;
 #ifdef USE_API_SERVICES
   void execute_service(const ExecuteServiceRequest &msg) override;
 #endif
@@ -732,7 +731,7 @@ class APIConnection final : public APIServerConnection {
   }
 
   // Helper function to log API errors with errno
-  void log_warning_(const char *message, APIError err);
+  void log_warning_(const LogString *message, APIError err);
   // Specific helper for duplicated error message
   void log_socket_operation_failed_(APIError err);
 };

esphome/components/api/api_frame_helper.cpp

@@ -23,59 +23,59 @@ static const char *const TAG = "api.frame_helper";
 #define LOG_PACKET_SENDING(data, len) ((void) 0)
 #endif
 
-const char *api_error_to_str(APIError err) {
+const LogString *api_error_to_logstr(APIError err) {
   // not using switch to ensure compiler doesn't try to build a big table out of it
   if (err == APIError::OK) {
-    return "OK";
+    return LOG_STR("OK");
   } else if (err == APIError::WOULD_BLOCK) {
-    return "WOULD_BLOCK";
+    return LOG_STR("WOULD_BLOCK");
   } else if (err == APIError::BAD_INDICATOR) {
-    return "BAD_INDICATOR";
+    return LOG_STR("BAD_INDICATOR");
   } else if (err == APIError::BAD_DATA_PACKET) {
-    return "BAD_DATA_PACKET";
+    return LOG_STR("BAD_DATA_PACKET");
   } else if (err == APIError::TCP_NODELAY_FAILED) {
-    return "TCP_NODELAY_FAILED";
+    return LOG_STR("TCP_NODELAY_FAILED");
   } else if (err == APIError::TCP_NONBLOCKING_FAILED) {
-    return "TCP_NONBLOCKING_FAILED";
+    return LOG_STR("TCP_NONBLOCKING_FAILED");
   } else if (err == APIError::CLOSE_FAILED) {
-    return "CLOSE_FAILED";
+    return LOG_STR("CLOSE_FAILED");
   } else if (err == APIError::SHUTDOWN_FAILED) {
-    return "SHUTDOWN_FAILED";
+    return LOG_STR("SHUTDOWN_FAILED");
   } else if (err == APIError::BAD_STATE) {
-    return "BAD_STATE";
+    return LOG_STR("BAD_STATE");
   } else if (err == APIError::BAD_ARG) {
-    return "BAD_ARG";
+    return LOG_STR("BAD_ARG");
   } else if (err == APIError::SOCKET_READ_FAILED) {
-    return "SOCKET_READ_FAILED";
+    return LOG_STR("SOCKET_READ_FAILED");
   } else if (err == APIError::SOCKET_WRITE_FAILED) {
-    return "SOCKET_WRITE_FAILED";
+    return LOG_STR("SOCKET_WRITE_FAILED");
   } else if (err == APIError::OUT_OF_MEMORY) {
-    return "OUT_OF_MEMORY";
+    return LOG_STR("OUT_OF_MEMORY");
   } else if (err == APIError::CONNECTION_CLOSED) {
-    return "CONNECTION_CLOSED";
+    return LOG_STR("CONNECTION_CLOSED");
   }
 #ifdef USE_API_NOISE
   else if (err == APIError::BAD_HANDSHAKE_PACKET_LEN) {
-    return "BAD_HANDSHAKE_PACKET_LEN";
+    return LOG_STR("BAD_HANDSHAKE_PACKET_LEN");
   } else if (err == APIError::HANDSHAKESTATE_READ_FAILED) {
-    return "HANDSHAKESTATE_READ_FAILED";
+    return LOG_STR("HANDSHAKESTATE_READ_FAILED");
   } else if (err == APIError::HANDSHAKESTATE_WRITE_FAILED) {
-    return "HANDSHAKESTATE_WRITE_FAILED";
+    return LOG_STR("HANDSHAKESTATE_WRITE_FAILED");
   } else if (err == APIError::HANDSHAKESTATE_BAD_STATE) {
-    return "HANDSHAKESTATE_BAD_STATE";
+    return LOG_STR("HANDSHAKESTATE_BAD_STATE");
   } else if (err == APIError::CIPHERSTATE_DECRYPT_FAILED) {
-    return "CIPHERSTATE_DECRYPT_FAILED";
+    return LOG_STR("CIPHERSTATE_DECRYPT_FAILED");
   } else if (err == APIError::CIPHERSTATE_ENCRYPT_FAILED) {
-    return "CIPHERSTATE_ENCRYPT_FAILED";
+    return LOG_STR("CIPHERSTATE_ENCRYPT_FAILED");
   } else if (err == APIError::HANDSHAKESTATE_SETUP_FAILED) {
-    return "HANDSHAKESTATE_SETUP_FAILED";
+    return LOG_STR("HANDSHAKESTATE_SETUP_FAILED");
   } else if (err == APIError::HANDSHAKESTATE_SPLIT_FAILED) {
-    return "HANDSHAKESTATE_SPLIT_FAILED";
+    return LOG_STR("HANDSHAKESTATE_SPLIT_FAILED");
   } else if (err == APIError::BAD_HANDSHAKE_ERROR_BYTE) {
-    return "BAD_HANDSHAKE_ERROR_BYTE";
+    return LOG_STR("BAD_HANDSHAKE_ERROR_BYTE");
   }
 #endif
-  return "UNKNOWN";
+  return LOG_STR("UNKNOWN");
 }
 
 // Default implementation for loop - handles sending buffered data

esphome/components/api/api_frame_helper.h

@@ -66,7 +66,7 @@ enum class APIError : uint16_t {
 #endif
 };
 
-const char *api_error_to_str(APIError err);
+const LogString *api_error_to_logstr(APIError err);
 
 class APIFrameHelper {
  public:

esphome/components/api/api_frame_helper_noise.cpp

@@ -10,10 +10,18 @@
 #include <cstring>
 #include <cinttypes>
 
+#ifdef USE_ESP8266
+#include <pgmspace.h>
+#endif
+
 namespace esphome::api {
 
 static const char *const TAG = "api.noise";
+#ifdef USE_ESP8266
+static const char PROLOGUE_INIT[] PROGMEM = "NoiseAPIInit";
+#else
 static const char *const PROLOGUE_INIT = "NoiseAPIInit";
+#endif
 static constexpr size_t PROLOGUE_INIT_LEN = 12;  // strlen("NoiseAPIInit")
 
 #define HELPER_LOG(msg, ...) ESP_LOGVV(TAG, "%s: " msg, this->client_info_->get_combined_info().c_str(), ##__VA_ARGS__)
@@ -27,42 +35,42 @@ static constexpr size_t PROLOGUE_INIT_LEN = 12;  // strlen("NoiseAPIInit")
 #endif
 
 /// Convert a noise error code to a readable error
-std::string noise_err_to_str(int err) {
+const LogString *noise_err_to_logstr(int err) {
   if (err == NOISE_ERROR_NO_MEMORY)
-    return "NO_MEMORY";
+    return LOG_STR("NO_MEMORY");
   if (err == NOISE_ERROR_UNKNOWN_ID)
-    return "UNKNOWN_ID";
+    return LOG_STR("UNKNOWN_ID");
   if (err == NOISE_ERROR_UNKNOWN_NAME)
-    return "UNKNOWN_NAME";
+    return LOG_STR("UNKNOWN_NAME");
   if (err == NOISE_ERROR_MAC_FAILURE)
-    return "MAC_FAILURE";
+    return LOG_STR("MAC_FAILURE");
   if (err == NOISE_ERROR_NOT_APPLICABLE)
-    return "NOT_APPLICABLE";
+    return LOG_STR("NOT_APPLICABLE");
   if (err == NOISE_ERROR_SYSTEM)
-    return "SYSTEM";
+    return LOG_STR("SYSTEM");
   if (err == NOISE_ERROR_REMOTE_KEY_REQUIRED)
-    return "REMOTE_KEY_REQUIRED";
+    return LOG_STR("REMOTE_KEY_REQUIRED");
   if (err == NOISE_ERROR_LOCAL_KEY_REQUIRED)
-    return "LOCAL_KEY_REQUIRED";
+    return LOG_STR("LOCAL_KEY_REQUIRED");
   if (err == NOISE_ERROR_PSK_REQUIRED)
-    return "PSK_REQUIRED";
+    return LOG_STR("PSK_REQUIRED");
   if (err == NOISE_ERROR_INVALID_LENGTH)
-    return "INVALID_LENGTH";
+    return LOG_STR("INVALID_LENGTH");
   if (err == NOISE_ERROR_INVALID_PARAM)
-    return "INVALID_PARAM";
+    return LOG_STR("INVALID_PARAM");
   if (err == NOISE_ERROR_INVALID_STATE)
-    return "INVALID_STATE";
+    return LOG_STR("INVALID_STATE");
   if (err == NOISE_ERROR_INVALID_NONCE)
-    return "INVALID_NONCE";
+    return LOG_STR("INVALID_NONCE");
   if (err == NOISE_ERROR_INVALID_PRIVATE_KEY)
-    return "INVALID_PRIVATE_KEY";
+    return LOG_STR("INVALID_PRIVATE_KEY");
   if (err == NOISE_ERROR_INVALID_PUBLIC_KEY)
-    return "INVALID_PUBLIC_KEY";
+    return LOG_STR("INVALID_PUBLIC_KEY");
   if (err == NOISE_ERROR_INVALID_FORMAT)
-    return "INVALID_FORMAT";
+    return LOG_STR("INVALID_FORMAT");
   if (err == NOISE_ERROR_INVALID_SIGNATURE)
-    return "INVALID_SIGNATURE";
-  return to_string(err);
+    return LOG_STR("INVALID_SIGNATURE");
+  return LOG_STR("UNKNOWN");
 }
 
 /// Initialize the frame helper, returns OK if successful.
@@ -75,7 +83,11 @@ APIError APINoiseFrameHelper::init() {
   // init prologue
   size_t old_size = prologue_.size();
   prologue_.resize(old_size + PROLOGUE_INIT_LEN);
+#ifdef USE_ESP8266
+  memcpy_P(prologue_.data() + old_size, PROLOGUE_INIT, PROLOGUE_INIT_LEN);
+#else
   std::memcpy(prologue_.data() + old_size, PROLOGUE_INIT, PROLOGUE_INIT_LEN);
+#endif
 
   state_ = State::CLIENT_HELLO;
   return APIError::OK;
@@ -83,18 +95,18 @@ APIError APINoiseFrameHelper::init() {
 // Helper for handling handshake frame errors
 APIError APINoiseFrameHelper::handle_handshake_frame_error_(APIError aerr) {
   if (aerr == APIError::BAD_INDICATOR) {
-    send_explicit_handshake_reject_("Bad indicator byte");
+    send_explicit_handshake_reject_(LOG_STR("Bad indicator byte"));
   } else if (aerr == APIError::BAD_HANDSHAKE_PACKET_LEN) {
-    send_explicit_handshake_reject_("Bad handshake packet len");
+    send_explicit_handshake_reject_(LOG_STR("Bad handshake packet len"));
   }
   return aerr;
 }
 
 // Helper for handling noise library errors
-APIError APINoiseFrameHelper::handle_noise_error_(int err, const char *func_name, APIError api_err) {
+APIError APINoiseFrameHelper::handle_noise_error_(int err, const LogString *func_name, APIError api_err) {
   if (err != 0) {
     state_ = State::FAILED;
-    HELPER_LOG("%s failed: %s", func_name, noise_err_to_str(err).c_str());
+    HELPER_LOG("%s failed: %s", LOG_STR_ARG(func_name), LOG_STR_ARG(noise_err_to_logstr(err)));
     return api_err;
   }
   return APIError::OK;
@@ -279,11 +291,11 @@ APIError APINoiseFrameHelper::state_action_() {
       }
 
       if (frame.empty()) {
-        send_explicit_handshake_reject_("Empty handshake message");
+        send_explicit_handshake_reject_(LOG_STR("Empty handshake message"));
         return APIError::BAD_HANDSHAKE_ERROR_BYTE;
       } else if (frame[0] != 0x00) {
         HELPER_LOG("Bad handshake error byte: %u", frame[0]);
-        send_explicit_handshake_reject_("Bad handshake error byte");
+        send_explicit_handshake_reject_(LOG_STR("Bad handshake error byte"));
         return APIError::BAD_HANDSHAKE_ERROR_BYTE;
       }
 
@@ -293,8 +305,10 @@ APIError APINoiseFrameHelper::state_action_() {
       err = noise_handshakestate_read_message(handshake_, &mbuf, nullptr);
       if (err != 0) {
         // Special handling for MAC failure
-        send_explicit_handshake_reject_(err == NOISE_ERROR_MAC_FAILURE ? "Handshake MAC failure" : "Handshake error");
-        return handle_noise_error_(err, "noise_handshakestate_read_message", APIError::HANDSHAKESTATE_READ_FAILED);
+        send_explicit_handshake_reject_(err == NOISE_ERROR_MAC_FAILURE ? LOG_STR("Handshake MAC failure")
+                                                                       : LOG_STR("Handshake error"));
+        return handle_noise_error_(err, LOG_STR("noise_handshakestate_read_message"),
+                                   APIError::HANDSHAKESTATE_READ_FAILED);
       }
 
       aerr = check_handshake_finished_();
@@ -307,8 +321,8 @@ APIError APINoiseFrameHelper::state_action_() {
       noise_buffer_set_output(mbuf, buffer + 1, sizeof(buffer) - 1);
 
       err = noise_handshakestate_write_message(handshake_, &mbuf, nullptr);
-      APIError aerr_write =
-          handle_noise_error_(err, "noise_handshakestate_write_message", APIError::HANDSHAKESTATE_WRITE_FAILED);
+      APIError aerr_write = handle_noise_error_(err, LOG_STR("noise_handshakestate_write_message"),
+                                                APIError::HANDSHAKESTATE_WRITE_FAILED);
       if (aerr_write != APIError::OK)
         return aerr_write;
       buffer[0] = 0x00;  // success
@@ -331,15 +345,31 @@ APIError APINoiseFrameHelper::state_action_() {
   }
   return APIError::OK;
 }
-void APINoiseFrameHelper::send_explicit_handshake_reject_(const std::string &reason) {
+void APINoiseFrameHelper::send_explicit_handshake_reject_(const LogString *reason) {
+#ifdef USE_STORE_LOG_STR_IN_FLASH
+  // On ESP8266 with flash strings, we need to use PROGMEM-aware functions
+  size_t reason_len = strlen_P(reinterpret_cast<PGM_P>(reason));
   std::vector<uint8_t> data;
-  data.resize(reason.length() + 1);
+  data.resize(reason_len + 1);
+  data[0] = 0x01;  // failure
+
+  // Copy error message from PROGMEM
+  if (reason_len > 0) {
+    memcpy_P(data.data() + 1, reinterpret_cast<PGM_P>(reason), reason_len);
+  }
+#else
+  // Normal memory access
+  const char *reason_str = LOG_STR_ARG(reason);
+  size_t reason_len = strlen(reason_str);
+  std::vector<uint8_t> data;
+  data.resize(reason_len + 1);
   data[0] = 0x01;  // failure
 
   // Copy error message in bulk
-  if (!reason.empty()) {
-    std::memcpy(data.data() + 1, reason.c_str(), reason.length());
+  if (reason_len > 0) {
+    std::memcpy(data.data() + 1, reason_str, reason_len);
   }
+#endif
 
   // temporarily remove failed state
   auto orig_state = state_;
@@ -368,7 +398,8 @@ APIError APINoiseFrameHelper::read_packet(ReadPacketBuffer *buffer) {
   noise_buffer_init(mbuf);
   noise_buffer_set_inout(mbuf, frame.data(), frame.size(), frame.size());
   err = noise_cipherstate_decrypt(recv_cipher_, &mbuf);
-  APIError decrypt_err = handle_noise_error_(err, "noise_cipherstate_decrypt", APIError::CIPHERSTATE_DECRYPT_FAILED);
+  APIError decrypt_err =
+      handle_noise_error_(err, LOG_STR("noise_cipherstate_decrypt"), APIError::CIPHERSTATE_DECRYPT_FAILED);
   if (decrypt_err != APIError::OK)
     return decrypt_err;
 
@@ -450,7 +481,8 @@ APIError APINoiseFrameHelper::write_protobuf_packets(ProtoWriteBuffer buffer, st
                            4 + packet.payload_size + frame_footer_size_);
 
     int err = noise_cipherstate_encrypt(send_cipher_, &mbuf);
-    APIError aerr = handle_noise_error_(err, "noise_cipherstate_encrypt", APIError::CIPHERSTATE_ENCRYPT_FAILED);
+    APIError aerr =
+        handle_noise_error_(err, LOG_STR("noise_cipherstate_encrypt"), APIError::CIPHERSTATE_ENCRYPT_FAILED);
     if (aerr != APIError::OK)
       return aerr;
 
@@ -504,25 +536,27 @@ APIError APINoiseFrameHelper::init_handshake_() {
   nid_.modifier_ids[0] = NOISE_MODIFIER_PSK0;
 
   err = noise_handshakestate_new_by_id(&handshake_, &nid_, NOISE_ROLE_RESPONDER);
-  APIError aerr = handle_noise_error_(err, "noise_handshakestate_new_by_id", APIError::HANDSHAKESTATE_SETUP_FAILED);
+  APIError aerr =
+      handle_noise_error_(err, LOG_STR("noise_handshakestate_new_by_id"), APIError::HANDSHAKESTATE_SETUP_FAILED);
   if (aerr != APIError::OK)
     return aerr;
 
   const auto &psk = ctx_->get_psk();
   err = noise_handshakestate_set_pre_shared_key(handshake_, psk.data(), psk.size());
-  aerr = handle_noise_error_(err, "noise_handshakestate_set_pre_shared_key", APIError::HANDSHAKESTATE_SETUP_FAILED);
+  aerr = handle_noise_error_(err, LOG_STR("noise_handshakestate_set_pre_shared_key"),
+                             APIError::HANDSHAKESTATE_SETUP_FAILED);
   if (aerr != APIError::OK)
     return aerr;
 
   err = noise_handshakestate_set_prologue(handshake_, prologue_.data(), prologue_.size());
-  aerr = handle_noise_error_(err, "noise_handshakestate_set_prologue", APIError::HANDSHAKESTATE_SETUP_FAILED);
+  aerr = handle_noise_error_(err, LOG_STR("noise_handshakestate_set_prologue"), APIError::HANDSHAKESTATE_SETUP_FAILED);
   if (aerr != APIError::OK)
     return aerr;
   // set_prologue copies it into handshakestate, so we can get rid of it now
   prologue_ = {};
 
   err = noise_handshakestate_start(handshake_);
-  aerr = handle_noise_error_(err, "noise_handshakestate_start", APIError::HANDSHAKESTATE_SETUP_FAILED);
+  aerr = handle_noise_error_(err, LOG_STR("noise_handshakestate_start"), APIError::HANDSHAKESTATE_SETUP_FAILED);
   if (aerr != APIError::OK)
     return aerr;
   return APIError::OK;
@@ -540,7 +574,8 @@ APIError APINoiseFrameHelper::check_handshake_finished_() {
     return APIError::HANDSHAKESTATE_BAD_STATE;
   }
   int err = noise_handshakestate_split(handshake_, &send_cipher_, &recv_cipher_);
-  APIError aerr = handle_noise_error_(err, "noise_handshakestate_split", APIError::HANDSHAKESTATE_SPLIT_FAILED);
+  APIError aerr =
+      handle_noise_error_(err, LOG_STR("noise_handshakestate_split"), APIError::HANDSHAKESTATE_SPLIT_FAILED);
   if (aerr != APIError::OK)
     return aerr;
 

esphome/components/api/api_frame_helper_noise.h

@@ -32,9 +32,9 @@ class APINoiseFrameHelper final : public APIFrameHelper {
   APIError write_frame_(const uint8_t *data, uint16_t len);
   APIError init_handshake_();
   APIError check_handshake_finished_();
-  void send_explicit_handshake_reject_(const std::string &reason);
+  void send_explicit_handshake_reject_(const LogString *reason);
   APIError handle_handshake_frame_error_(APIError aerr);
-  APIError handle_noise_error_(int err, const char *func_name, APIError api_err);
+  APIError handle_noise_error_(int err, const LogString *func_name, APIError api_err);
 
   // Pointers first (4 bytes each)
   NoiseHandshakeState *handshake_{nullptr};

esphome/components/api/api_frame_helper_plaintext.cpp

@@ -10,6 +10,10 @@
 #include <cstring>
 #include <cinttypes>
 
+#ifdef USE_ESP8266
+#include <pgmspace.h>
+#endif
+
 namespace esphome::api {
 
 static const char *const TAG = "api.plaintext";
@@ -197,11 +201,20 @@ APIError APIPlaintextFrameHelper::read_packet(ReadPacketBuffer *buffer) {
       // We must send at least 3 bytes to be read, so we add
       // a message after the indicator byte to ensures its long
       // enough and can aid in debugging.
-      const char msg[] = "\x00"
-                         "Bad indicator byte";
+      static constexpr uint8_t INDICATOR_MSG_SIZE = 19;
+#ifdef USE_ESP8266
+      static const char MSG_PROGMEM[] PROGMEM = "\x00"
+                                                "Bad indicator byte";
+      char msg[INDICATOR_MSG_SIZE];
+      memcpy_P(msg, MSG_PROGMEM, INDICATOR_MSG_SIZE);
       iov[0].iov_base = (void *) msg;
-      iov[0].iov_len = 19;
-      this->write_raw_(iov, 1, 19);
+#else
+      static const char MSG[] = "\x00"
+                                "Bad indicator byte";
+      iov[0].iov_base = (void *) MSG;
+#endif
+      iov[0].iov_len = INDICATOR_MSG_SIZE;
+      this->write_raw_(iov, 1, INDICATOR_MSG_SIZE);
     }
     return aerr;
   }

esphome/components/api/api_pb2.cpp

@@ -901,6 +901,16 @@ bool HomeAssistantStateResponse::decode_length(uint32_t field_id, ProtoLengthDel
   return true;
 }
 #endif
+bool GetTimeResponse::decode_length(uint32_t field_id, ProtoLengthDelimited value) {
+  switch (field_id) {
+    case 2:
+      this->timezone = value.as_string();
+      break;
+    default:
+      return false;
+  }
+  return true;
+}
 bool GetTimeResponse::decode_32bit(uint32_t field_id, Proto32Bit value) {
   switch (field_id) {
     case 1:
@@ -911,8 +921,6 @@ bool GetTimeResponse::decode_32bit(uint32_t field_id, Proto32Bit value) {
   }
   return true;
 }
-void GetTimeResponse::encode(ProtoWriteBuffer buffer) const { buffer.encode_fixed32(1, this->epoch_seconds); }
-void GetTimeResponse::calculate_size(ProtoSize &size) const { size.add_fixed32(1, this->epoch_seconds); }
 #ifdef USE_API_SERVICES
 void ListEntitiesServicesArgument::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_string(1, this->name_ref_);

esphome/components/api/api_pb2.h

@@ -1174,19 +1174,19 @@ class GetTimeRequest final : public ProtoMessage {
 class GetTimeResponse final : public ProtoDecodableMessage {
  public:
   static constexpr uint8_t MESSAGE_TYPE = 37;
-  static constexpr uint8_t ESTIMATED_SIZE = 5;
+  static constexpr uint8_t ESTIMATED_SIZE = 14;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *message_name() const override { return "get_time_response"; }
 #endif
   uint32_t epoch_seconds{0};
-  void encode(ProtoWriteBuffer buffer) const override;
-  void calculate_size(ProtoSize &size) const override;
+  std::string timezone{};
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif
 
  protected:
   bool decode_32bit(uint32_t field_id, Proto32Bit value) override;
+  bool decode_length(uint32_t field_id, ProtoLengthDelimited value) override;
 };
 #ifdef USE_API_SERVICES
 class ListEntitiesServicesArgument final : public ProtoMessage {

esphome/components/api/api_pb2_dump.cpp

@@ -1110,7 +1110,11 @@ void HomeAssistantStateResponse::dump_to(std::string &out) const {
 }
 #endif
 void GetTimeRequest::dump_to(std::string &out) const { out.append("GetTimeRequest {}"); }
-void GetTimeResponse::dump_to(std::string &out) const { dump_field(out, "epoch_seconds", this->epoch_seconds); }
+void GetTimeResponse::dump_to(std::string &out) const {
+  MessageDumpHelper helper(out, "GetTimeResponse");
+  dump_field(out, "epoch_seconds", this->epoch_seconds);
+  dump_field(out, "timezone", this->timezone);
+}
 #ifdef USE_API_SERVICES
 void ListEntitiesServicesArgument::dump_to(std::string &out) const {
   MessageDumpHelper helper(out, "ListEntitiesServicesArgument");

esphome/components/api/api_pb2_service.cpp

@@ -160,15 +160,6 @@ void APIServerConnectionBase::read_message(uint32_t msg_size, uint32_t msg_type,
       break;
     }
 #endif
-    case GetTimeRequest::MESSAGE_TYPE: {
-      GetTimeRequest msg;
-      // Empty message: no decode needed
-#ifdef HAS_PROTO_MESSAGE_DUMP
-      ESP_LOGVV(TAG, "on_get_time_request: %s", msg.dump().c_str());
-#endif
-      this->on_get_time_request(msg);
-      break;
-    }
     case GetTimeResponse::MESSAGE_TYPE: {
       GetTimeResponse msg;
       msg.decode(msg_data, msg_size);
@@ -656,11 +647,6 @@ void APIServerConnection::on_subscribe_home_assistant_states_request(const Subsc
   }
 }
 #endif
-void APIServerConnection::on_get_time_request(const GetTimeRequest &msg) {
-  if (this->check_connection_setup_() && !this->send_get_time_response(msg)) {
-    this->on_fatal_error();
-  }
-}
 #ifdef USE_API_SERVICES
 void APIServerConnection::on_execute_service_request(const ExecuteServiceRequest &msg) {
   if (this->check_authenticated_()) {

esphome/components/api/api_pb2_service.h

@@ -71,7 +71,7 @@ class APIServerConnectionBase : public ProtoService {
 #ifdef USE_API_HOMEASSISTANT_STATES
   virtual void on_home_assistant_state_response(const HomeAssistantStateResponse &value){};
 #endif
-  virtual void on_get_time_request(const GetTimeRequest &value){};
+
   virtual void on_get_time_response(const GetTimeResponse &value){};
 
 #ifdef USE_API_SERVICES
@@ -226,7 +226,6 @@ class APIServerConnection : public APIServerConnectionBase {
 #ifdef USE_API_HOMEASSISTANT_STATES
   virtual void subscribe_home_assistant_states(const SubscribeHomeAssistantStatesRequest &msg) = 0;
 #endif
-  virtual bool send_get_time_response(const GetTimeRequest &msg) = 0;
 #ifdef USE_API_SERVICES
   virtual void execute_service(const ExecuteServiceRequest &msg) = 0;
 #endif
@@ -348,7 +347,6 @@ class APIServerConnection : public APIServerConnectionBase {
 #ifdef USE_API_HOMEASSISTANT_STATES
   void on_subscribe_home_assistant_states_request(const SubscribeHomeAssistantStatesRequest &msg) override;
 #endif
-  void on_get_time_request(const GetTimeRequest &msg) override;
 #ifdef USE_API_SERVICES
   void on_execute_service_request(const ExecuteServiceRequest &msg) override;
 #endif

esphome/components/api/client.py

@@ -62,9 +62,11 @@ async def async_run_logs(config: dict[str, Any], addresses: list[str]) -> None:
         time_ = datetime.now()
         message: bytes = msg.message
         text = message.decode("utf8", "backslashreplace")
-        for parsed_msg in parse_log_message(
-            text, f"[{time_.hour:02}:{time_.minute:02}:{time_.second:02}]"
-        ):
+        nanoseconds = time_.microsecond // 1000
+        timestamp = (
+            f"[{time_.hour:02}:{time_.minute:02}:{time_.second:02}.{nanoseconds:03}]"
+        )
+        for parsed_msg in parse_log_message(text, timestamp):
             print(parsed_msg.replace("\033", "\\033") if dashboard else parsed_msg)
 
     stop = await async_run(cli, on_log, name=name)

esphome/components/atm90e26/sensor.py

@@ -16,6 +16,7 @@ from esphome.const import (
     DEVICE_CLASS_ENERGY,
     DEVICE_CLASS_POWER,
     DEVICE_CLASS_POWER_FACTOR,
+    DEVICE_CLASS_REACTIVE_POWER,
     DEVICE_CLASS_VOLTAGE,
     ICON_CURRENT_AC,
     ICON_LIGHTBULB,
@@ -78,6 +79,7 @@ CONFIG_SCHEMA = (
                 unit_of_measurement=UNIT_VOLT_AMPS_REACTIVE,
                 icon=ICON_LIGHTBULB,
                 accuracy_decimals=2,
+                device_class=DEVICE_CLASS_REACTIVE_POWER,
                 state_class=STATE_CLASS_MEASUREMENT,
             ),
             cv.Optional(CONF_POWER_FACTOR): sensor.sensor_schema(

esphome/components/atm90e32/sensor.py

@@ -17,10 +17,12 @@ from esphome.const import (
     CONF_REACTIVE_POWER,
     CONF_REVERSE_ACTIVE_ENERGY,
     CONF_VOLTAGE,
+    DEVICE_CLASS_APPARENT_POWER,
     DEVICE_CLASS_CURRENT,
     DEVICE_CLASS_ENERGY,
     DEVICE_CLASS_POWER,
     DEVICE_CLASS_POWER_FACTOR,
+    DEVICE_CLASS_REACTIVE_POWER,
     DEVICE_CLASS_TEMPERATURE,
     DEVICE_CLASS_VOLTAGE,
     ENTITY_CATEGORY_DIAGNOSTIC,
@@ -100,13 +102,13 @@ ATM90E32_PHASE_SCHEMA = cv.Schema(
             unit_of_measurement=UNIT_VOLT_AMPS_REACTIVE,
             icon=ICON_LIGHTBULB,
             accuracy_decimals=2,
-            device_class=DEVICE_CLASS_POWER,
+            device_class=DEVICE_CLASS_REACTIVE_POWER,
             state_class=STATE_CLASS_MEASUREMENT,
         ),
         cv.Optional(CONF_APPARENT_POWER): sensor.sensor_schema(
             unit_of_measurement=UNIT_VOLT_AMPS,
             accuracy_decimals=2,
-            device_class=DEVICE_CLASS_POWER,
+            device_class=DEVICE_CLASS_APPARENT_POWER,
             state_class=STATE_CLASS_MEASUREMENT,
         ),
         cv.Optional(CONF_POWER_FACTOR): sensor.sensor_schema(

esphome/components/axs15231/touchscreen/axs15231_touchscreen.cpp

@@ -12,7 +12,7 @@ constexpr static const uint8_t AXS_READ_TOUCHPAD[11] = {0xb5, 0xab, 0xa5, 0x5a,
 
 #define ERROR_CHECK(err) \
   if ((err) != i2c::ERROR_OK) { \
-    this->status_set_warning("Failed to communicate"); \
+    this->status_set_warning(LOG_STR("Failed to communicate")); \
     return; \
   }
 

esphome/components/bedjet/bedjet_hub.cpp

@@ -493,7 +493,7 @@ void BedJetHub::dump_config() {
                 "  ble_client.app_id: %d\n"
                 "  ble_client.conn_id: %d",
                 this->get_name().c_str(), this->parent()->app_id, this->parent()->get_conn_id());
-  LOG_UPDATE_INTERVAL(this)
+  LOG_UPDATE_INTERVAL(this);
   ESP_LOGCONFIG(TAG, "  Child components (%d):", this->children_.size());
   for (auto *child : this->children_) {
     ESP_LOGCONFIG(TAG, "    - %s", child->describe().c_str());

esphome/components/bl0940/__init__.py

@@ -1 +1,6 @@
-CODEOWNERS = ["@tobias-"]
+import esphome.codegen as cg
+
+CODEOWNERS = ["@tobias-", "@dan-s-github"]
+
+CONF_BL0940_ID = "bl0940_id"
+bl0940_ns = cg.esphome_ns.namespace("bl0940")

esphome/components/bl0940/bl0940.cpp

@@ -7,28 +7,26 @@ namespace bl0940 {
 
 static const char *const TAG = "bl0940";
 
-static const uint8_t BL0940_READ_COMMAND = 0x50;  // 0x58 according to documentation
 static const uint8_t BL0940_FULL_PACKET = 0xAA;
-static const uint8_t BL0940_PACKET_HEADER = 0x55;  // 0x58 according to documentation
+static const uint8_t BL0940_PACKET_HEADER = 0x55;  // 0x58 according to en doc but 0x55 in cn doc
 
-static const uint8_t BL0940_WRITE_COMMAND = 0xA0;  // 0xA8 according to documentation
 static const uint8_t BL0940_REG_I_FAST_RMS_CTRL = 0x10;
 static const uint8_t BL0940_REG_MODE = 0x18;
 static const uint8_t BL0940_REG_SOFT_RESET = 0x19;
 static const uint8_t BL0940_REG_USR_WRPROT = 0x1A;
 static const uint8_t BL0940_REG_TPS_CTRL = 0x1B;
 
-const uint8_t BL0940_INIT[5][6] = {
+static const uint8_t BL0940_INIT[5][5] = {
     // Reset to default
-    {BL0940_WRITE_COMMAND, BL0940_REG_SOFT_RESET, 0x5A, 0x5A, 0x5A, 0x38},
+    {BL0940_REG_SOFT_RESET, 0x5A, 0x5A, 0x5A, 0x38},
     // Enable User Operation Write
-    {BL0940_WRITE_COMMAND, BL0940_REG_USR_WRPROT, 0x55, 0x00, 0x00, 0xF0},
+    {BL0940_REG_USR_WRPROT, 0x55, 0x00, 0x00, 0xF0},
     // 0x0100 = CF_UNABLE energy pulse, AC_FREQ_SEL 50Hz, RMS_UPDATE_SEL 800mS
-    {BL0940_WRITE_COMMAND, BL0940_REG_MODE, 0x00, 0x10, 0x00, 0x37},
+    {BL0940_REG_MODE, 0x00, 0x10, 0x00, 0x37},
     // 0x47FF = Over-current and leakage alarm on, Automatic temperature measurement, Interval 100mS
-    {BL0940_WRITE_COMMAND, BL0940_REG_TPS_CTRL, 0xFF, 0x47, 0x00, 0xFE},
+    {BL0940_REG_TPS_CTRL, 0xFF, 0x47, 0x00, 0xFE},
     // 0x181C = Half cycle, Fast RMS threshold 6172
-    {BL0940_WRITE_COMMAND, BL0940_REG_I_FAST_RMS_CTRL, 0x1C, 0x18, 0x00, 0x1B}};
+    {BL0940_REG_I_FAST_RMS_CTRL, 0x1C, 0x18, 0x00, 0x1B}};
 
 void BL0940::loop() {
   DataPacket buffer;
@@ -36,8 +34,8 @@ void BL0940::loop() {
     return;
   }
   if (read_array((uint8_t *) &buffer, sizeof(buffer))) {
-    if (validate_checksum(&buffer)) {
-      received_package_(&buffer);
+    if (this->validate_checksum_(&buffer)) {
+      this->received_package_(&buffer);
     }
   } else {
     ESP_LOGW(TAG, "Junk on wire. Throwing away partial message");
@@ -46,35 +44,151 @@ void BL0940::loop() {
   }
 }
 
-bool BL0940::validate_checksum(const DataPacket *data) {
-  uint8_t checksum = BL0940_READ_COMMAND;
+bool BL0940::validate_checksum_(DataPacket *data) {
+  uint8_t checksum = this->read_command_;
   // Whole package but checksum
-  for (uint32_t i = 0; i < sizeof(data->raw) - 1; i++) {
-    checksum += data->raw[i];
+  uint8_t *raw = (uint8_t *) data;
+  for (uint32_t i = 0; i < sizeof(*data) - 1; i++) {
+    checksum += raw[i];
   }
   checksum ^= 0xFF;
   if (checksum != data->checksum) {
-    ESP_LOGW(TAG, "BL0940 invalid checksum! 0x%02X != 0x%02X", checksum, data->checksum);
+    ESP_LOGW(TAG, "Invalid checksum! 0x%02X != 0x%02X", checksum, data->checksum);
   }
   return checksum == data->checksum;
 }
 
 void BL0940::update() {
   this->flush();
-  this->write_byte(BL0940_READ_COMMAND);
+  this->write_byte(this->read_command_);
   this->write_byte(BL0940_FULL_PACKET);
 }
 
 void BL0940::setup() {
+#ifdef USE_NUMBER
+  // add calibration callbacks
+  if (this->voltage_calibration_number_ != nullptr) {
+    this->voltage_calibration_number_->add_on_state_callback(
+        [this](float state) { this->voltage_calibration_callback_(state); });
+    if (this->voltage_calibration_number_->has_state()) {
+      this->voltage_calibration_callback_(this->voltage_calibration_number_->state);
+    }
+  }
+
+  if (this->current_calibration_number_ != nullptr) {
+    this->current_calibration_number_->add_on_state_callback(
+        [this](float state) { this->current_calibration_callback_(state); });
+    if (this->current_calibration_number_->has_state()) {
+      this->current_calibration_callback_(this->current_calibration_number_->state);
+    }
+  }
+
+  if (this->power_calibration_number_ != nullptr) {
+    this->power_calibration_number_->add_on_state_callback(
+        [this](float state) { this->power_calibration_callback_(state); });
+    if (this->power_calibration_number_->has_state()) {
+      this->power_calibration_callback_(this->power_calibration_number_->state);
+    }
+  }
+
+  if (this->energy_calibration_number_ != nullptr) {
+    this->energy_calibration_number_->add_on_state_callback(
+        [this](float state) { this->energy_calibration_callback_(state); });
+    if (this->energy_calibration_number_->has_state()) {
+      this->energy_calibration_callback_(this->energy_calibration_number_->state);
+    }
+  }
+#endif
+
+  // calculate calibrated reference values
+  this->voltage_reference_cal_ = this->voltage_reference_ / this->voltage_cal_;
+  this->current_reference_cal_ = this->current_reference_ / this->current_cal_;
+  this->power_reference_cal_ = this->power_reference_ / this->power_cal_;
+  this->energy_reference_cal_ = this->energy_reference_ / this->energy_cal_;
+
   for (auto *i : BL0940_INIT) {
-    this->write_array(i, 6);
+    this->write_byte(this->write_command_), this->write_array(i, 5);
     delay(1);
   }
   this->flush();
 }
 
-float BL0940::update_temp_(sensor::Sensor *sensor, ube16_t temperature) const {
-  auto tb = (float) (temperature.h << 8 | temperature.l);
+float BL0940::calculate_power_reference_() {
+  // calculate power reference based on voltage and current reference
+  return this->voltage_reference_cal_ * this->current_reference_cal_ * 4046 / 324004 / 79931;
+}
+
+float BL0940::calculate_energy_reference_() {
+  // formula: 3600000 * 4046 * RL * R1 * 1000 / (1638.4 * 256) / Vref² / (R1 + R2)
+  // or:  power_reference_ * 3600000 / (1638.4 * 256)
+  return this->power_reference_cal_ * 3600000 / (1638.4 * 256);
+}
+
+float BL0940::calculate_calibration_value_(float state) { return (100 + state) / 100; }
+
+void BL0940::reset_calibration() {
+#ifdef USE_NUMBER
+  if (this->current_calibration_number_ != nullptr && this->current_cal_ != 1) {
+    this->current_calibration_number_->make_call().set_value(0).perform();
+  }
+  if (this->voltage_calibration_number_ != nullptr && this->voltage_cal_ != 1) {
+    this->voltage_calibration_number_->make_call().set_value(0).perform();
+  }
+  if (this->power_calibration_number_ != nullptr && this->power_cal_ != 1) {
+    this->power_calibration_number_->make_call().set_value(0).perform();
+  }
+  if (this->energy_calibration_number_ != nullptr && this->energy_cal_ != 1) {
+    this->energy_calibration_number_->make_call().set_value(0).perform();
+  }
+#endif
+  ESP_LOGD(TAG, "external calibration values restored to initial state");
+}
+
+void BL0940::current_calibration_callback_(float state) {
+  this->current_cal_ = this->calculate_calibration_value_(state);
+  ESP_LOGV(TAG, "update current calibration state: %f", this->current_cal_);
+  this->recalibrate_();
+}
+void BL0940::voltage_calibration_callback_(float state) {
+  this->voltage_cal_ = this->calculate_calibration_value_(state);
+  ESP_LOGV(TAG, "update voltage calibration state: %f", this->voltage_cal_);
+  this->recalibrate_();
+}
+void BL0940::power_calibration_callback_(float state) {
+  this->power_cal_ = this->calculate_calibration_value_(state);
+  ESP_LOGV(TAG, "update power calibration state: %f", this->power_cal_);
+  this->recalibrate_();
+}
+void BL0940::energy_calibration_callback_(float state) {
+  this->energy_cal_ = this->calculate_calibration_value_(state);
+  ESP_LOGV(TAG, "update energy calibration state: %f", this->energy_cal_);
+  this->recalibrate_();
+}
+
+void BL0940::recalibrate_() {
+  ESP_LOGV(TAG, "Recalibrating reference values");
+  this->voltage_reference_cal_ = this->voltage_reference_ / this->voltage_cal_;
+  this->current_reference_cal_ = this->current_reference_ / this->current_cal_;
+
+  if (this->voltage_cal_ != 1 || this->current_cal_ != 1) {
+    this->power_reference_ = this->calculate_power_reference_();
+  }
+  this->power_reference_cal_ = this->power_reference_ / this->power_cal_;
+
+  if (this->voltage_cal_ != 1 || this->current_cal_ != 1 || this->power_cal_ != 1) {
+    this->energy_reference_ = this->calculate_energy_reference_();
+  }
+  this->energy_reference_cal_ = this->energy_reference_ / this->energy_cal_;
+
+  ESP_LOGD(TAG,
+           "Recalibrated reference values:\n"
+           "Voltage: %f\n, Current: %f\n, Power: %f\n, Energy: %f\n",
+           this->voltage_reference_cal_, this->current_reference_cal_, this->power_reference_cal_,
+           this->energy_reference_cal_);
+}
+
+float BL0940::update_temp_(sensor::Sensor *sensor, uint16_le_t temperature) const {
+  auto tb = (float) temperature;
   float converted_temp = ((float) 170 / 448) * (tb / 2 - 32) - 45;
   if (sensor != nullptr) {
     if (sensor->has_state() && std::abs(converted_temp - sensor->get_state()) > max_temperature_diff_) {
@@ -87,33 +201,40 @@ float BL0940::update_temp_(sensor::Sensor *sensor, ube16_t temperature) const {
   return converted_temp;
 }
 
-void BL0940::received_package_(const DataPacket *data) const {
+void BL0940::received_package_(DataPacket *data) {
   // Bad header
   if (data->frame_header != BL0940_PACKET_HEADER) {
     ESP_LOGI(TAG, "Invalid data. Header mismatch: %d", data->frame_header);
     return;
   }
 
-  float v_rms = (float) to_uint32_t(data->v_rms) / voltage_reference_;
-  float i_rms = (float) to_uint32_t(data->i_rms) / current_reference_;
-  float watt = (float) to_int32_t(data->watt) / power_reference_;
-  uint32_t cf_cnt = to_uint32_t(data->cf_cnt);
-  float total_energy_consumption = (float) cf_cnt / energy_reference_;
+  // cf_cnt is only 24 bits, so track overflows
+  uint32_t cf_cnt = (uint24_t) data->cf_cnt;
+  cf_cnt |= this->prev_cf_cnt_ & 0xff000000;
+  if (cf_cnt < this->prev_cf_cnt_) {
+    cf_cnt += 0x1000000;
+  }
+  this->prev_cf_cnt_ = cf_cnt;
 
-  float tps1 = update_temp_(internal_temperature_sensor_, data->tps1);
-  float tps2 = update_temp_(external_temperature_sensor_, data->tps2);
+  float v_rms = (uint24_t) data->v_rms / this->voltage_reference_cal_;
+  float i_rms = (uint24_t) data->i_rms / this->current_reference_cal_;
+  float watt = (int24_t) data->watt / this->power_reference_cal_;
+  float total_energy_consumption = cf_cnt / this->energy_reference_cal_;
 
-  if (voltage_sensor_ != nullptr) {
-    voltage_sensor_->publish_state(v_rms);
+  float tps1 = update_temp_(this->internal_temperature_sensor_, data->tps1);
+  float tps2 = update_temp_(this->external_temperature_sensor_, data->tps2);
+
+  if (this->voltage_sensor_ != nullptr) {
+    this->voltage_sensor_->publish_state(v_rms);
   }
-  if (current_sensor_ != nullptr) {
-    current_sensor_->publish_state(i_rms);
+  if (this->current_sensor_ != nullptr) {
+    this->current_sensor_->publish_state(i_rms);
   }
-  if (power_sensor_ != nullptr) {
-    power_sensor_->publish_state(watt);
+  if (this->power_sensor_ != nullptr) {
+    this->power_sensor_->publish_state(watt);
   }
-  if (energy_sensor_ != nullptr) {
-    energy_sensor_->publish_state(total_energy_consumption);
+  if (this->energy_sensor_ != nullptr) {
+    this->energy_sensor_->publish_state(total_energy_consumption);
   }
 
   ESP_LOGV(TAG, "BL0940: U %fV, I %fA, P %fW, Cnt %" PRId32 ", ∫P %fkWh, T1 %f°C, T2 %f°C", v_rms, i_rms, watt, cf_cnt,
@@ -121,7 +242,27 @@ void BL0940::received_package_(const DataPacket *data) const {
 }
 
 void BL0940::dump_config() {  // NOLINT(readability-function-cognitive-complexity)
-  ESP_LOGCONFIG(TAG, "BL0940:");
+  ESP_LOGCONFIG(TAG,
+                "BL0940:\n"
+                "  LEGACY MODE: %s\n"
+                "  READ  CMD: 0x%02X\n"
+                "  WRITE CMD: 0x%02X\n"
+                "  ------------------\n"
+                "  Current reference: %f\n"
+                "  Energy reference: %f\n"
+                "  Power reference: %f\n"
+                "  Voltage reference: %f\n",
+                TRUEFALSE(this->legacy_mode_enabled_), this->read_command_, this->write_command_,
+                this->current_reference_, this->energy_reference_, this->power_reference_, this->voltage_reference_);
+#ifdef USE_NUMBER
+  ESP_LOGCONFIG(TAG,
+                "BL0940:\n"
+                "  Current calibration: %f\n"
+                "  Energy calibration: %f\n"
+                "  Power calibration: %f\n"
+                "  Voltage calibration: %f\n",
+                this->current_cal_, this->energy_cal_, this->power_cal_, this->voltage_cal_);
+#endif
   LOG_SENSOR("", "Voltage", this->voltage_sensor_);
   LOG_SENSOR("", "Current", this->current_sensor_);
   LOG_SENSOR("", "Power", this->power_sensor_);
@@ -130,9 +271,5 @@ void BL0940::dump_config() {  // NOLINT(readability-function-cognitive-complexit
   LOG_SENSOR("", "External temperature", this->external_temperature_sensor_);
 }
 
-uint32_t BL0940::to_uint32_t(ube24_t input) { return input.h << 16 | input.m << 8 | input.l; }
-
-int32_t BL0940::to_int32_t(sbe24_t input) { return input.h << 16 | input.m << 8 | input.l; }
-
 }  // namespace bl0940
 }  // namespace esphome

esphome/components/bl0940/bl0940.h

@@ -1,66 +1,48 @@
 #pragma once
 
 #include "esphome/core/component.h"
-#include "esphome/components/uart/uart.h"
+#include "esphome/core/datatypes.h"
+#include "esphome/core/defines.h"
+#ifdef USE_BUTTON
+#include "esphome/components/button/button.h"
+#endif
+#ifdef USE_NUMBER
+#include "esphome/components/number/number.h"
+#endif
 #include "esphome/components/sensor/sensor.h"
+#include "esphome/components/uart/uart.h"
 
 namespace esphome {
 namespace bl0940 {
 
-static const float BL0940_PREF = 1430;
-static const float BL0940_UREF = 33000;
-static const float BL0940_IREF = 275000;  // 2750 from tasmota. Seems to generate values 100 times too high
-
-// Measured to 297J  per click according to power consumption of 5 minutes
-// Converted to kWh (3.6MJ per kwH). Used to be 256 * 1638.4
-static const float BL0940_EREF = 3.6e6 / 297;
-
-struct ube24_t {  // NOLINT(readability-identifier-naming,altera-struct-pack-align)
-  uint8_t l;
-  uint8_t m;
-  uint8_t h;
-} __attribute__((packed));
-
-struct ube16_t {  // NOLINT(readability-identifier-naming,altera-struct-pack-align)
-  uint8_t l;
-  uint8_t h;
-} __attribute__((packed));
-
-struct sbe24_t {  // NOLINT(readability-identifier-naming,altera-struct-pack-align)
-  uint8_t l;
-  uint8_t m;
-  int8_t h;
-} __attribute__((packed));
-
 // Caveat: All these values are big endian (low - middle - high)
-
-union DataPacket {  // NOLINT(altera-struct-pack-align)
-  uint8_t raw[35];
-  struct {
-    uint8_t frame_header;  // value of 0x58 according to docs. 0x55 according to Tasmota real world tests. Reality wins.
-    ube24_t i_fast_rms;    // 0x00
-    ube24_t i_rms;         // 0x04
-    ube24_t RESERVED0;     // reserved
-    ube24_t v_rms;         // 0x06
-    ube24_t RESERVED1;     // reserved
-    sbe24_t watt;          // 0x08
-    ube24_t RESERVED2;     // reserved
-    ube24_t cf_cnt;        // 0x0A
-    ube24_t RESERVED3;     // reserved
-    ube16_t tps1;          // 0x0c
-    uint8_t RESERVED4;     // value of 0x00
-    ube16_t tps2;          // 0x0c
-    uint8_t RESERVED5;     // value of 0x00
-    uint8_t checksum;      // checksum
-  };
+struct DataPacket {
+  uint8_t frame_header;    // Packet header (0x58 in EN docs, 0x55 in CN docs and Tasmota tests)
+  uint24_le_t i_fast_rms;  // Fast RMS current
+  uint24_le_t i_rms;       // RMS current
+  uint24_t RESERVED0;      // Reserved
+  uint24_le_t v_rms;       // RMS voltage
+  uint24_t RESERVED1;      // Reserved
+  int24_le_t watt;         // Active power (can be negative for bidirectional measurement)
+  uint24_t RESERVED2;      // Reserved
+  uint24_le_t cf_cnt;      // Energy pulse count
+  uint24_t RESERVED3;      // Reserved
+  uint16_le_t tps1;        // Internal temperature sensor 1
+  uint8_t RESERVED4;       // Reserved (should be 0x00)
+  uint16_le_t tps2;        // Internal temperature sensor 2
+  uint8_t RESERVED5;       // Reserved (should be 0x00)
+  uint8_t checksum;        // Packet checksum
 } __attribute__((packed));
 
 class BL0940 : public PollingComponent, public uart::UARTDevice {
  public:
+  // Sensor setters
   void set_voltage_sensor(sensor::Sensor *voltage_sensor) { voltage_sensor_ = voltage_sensor; }
   void set_current_sensor(sensor::Sensor *current_sensor) { current_sensor_ = current_sensor; }
   void set_power_sensor(sensor::Sensor *power_sensor) { power_sensor_ = power_sensor; }
   void set_energy_sensor(sensor::Sensor *energy_sensor) { energy_sensor_ = energy_sensor; }
+
+  // Temperature sensor setters
   void set_internal_temperature_sensor(sensor::Sensor *internal_temperature_sensor) {
     internal_temperature_sensor_ = internal_temperature_sensor;
   }
@@ -68,42 +50,105 @@ class BL0940 : public PollingComponent, public uart::UARTDevice {
     external_temperature_sensor_ = external_temperature_sensor;
   }
 
-  void loop() override;
+  // Configuration setters
+  void set_legacy_mode(bool enable) { this->legacy_mode_enabled_ = enable; }
+  void set_read_command(uint8_t read_command) { this->read_command_ = read_command; }
+  void set_write_command(uint8_t write_command) { this->write_command_ = write_command; }
 
+  // Reference value setters (used for calibration and conversion)
+  void set_current_reference(float current_ref) { this->current_reference_ = current_ref; }
+  void set_energy_reference(float energy_ref) { this->energy_reference_ = energy_ref; }
+  void set_power_reference(float power_ref) { this->power_reference_ = power_ref; }
+  void set_voltage_reference(float voltage_ref) { this->voltage_reference_ = voltage_ref; }
+
+#ifdef USE_NUMBER
+  // Calibration number setters (for Home Assistant number entities)
+  void set_current_calibration_number(number::Number *num) { this->current_calibration_number_ = num; }
+  void set_voltage_calibration_number(number::Number *num) { this->voltage_calibration_number_ = num; }
+  void set_power_calibration_number(number::Number *num) { this->power_calibration_number_ = num; }
+  void set_energy_calibration_number(number::Number *num) { this->energy_calibration_number_ = num; }
+#endif
+
+#ifdef USE_BUTTON
+  // Resets all calibration values to defaults (can be triggered by a button)
+  void reset_calibration();
+#endif
+
+  // Core component methods
+  void loop() override;
   void update() override;
   void setup() override;
   void dump_config() override;
 
  protected:
-  sensor::Sensor *voltage_sensor_{nullptr};
-  sensor::Sensor *current_sensor_{nullptr};
-  // NB This may be negative as the circuits is seemingly able to measure
-  // power in both directions
-  sensor::Sensor *power_sensor_{nullptr};
-  sensor::Sensor *energy_sensor_{nullptr};
-  sensor::Sensor *internal_temperature_sensor_{nullptr};
-  sensor::Sensor *external_temperature_sensor_{nullptr};
+  // --- Sensor pointers ---
+  sensor::Sensor *voltage_sensor_{nullptr};               // Voltage sensor
+  sensor::Sensor *current_sensor_{nullptr};               // Current sensor
+  sensor::Sensor *power_sensor_{nullptr};                 // Power sensor (can be negative for bidirectional)
+  sensor::Sensor *energy_sensor_{nullptr};                // Energy sensor
+  sensor::Sensor *internal_temperature_sensor_{nullptr};  // Internal temperature sensor
+  sensor::Sensor *external_temperature_sensor_{nullptr};  // External temperature sensor
 
-  // Max difference between two measurements of the temperature. Used to avoid noise.
-  float max_temperature_diff_{0};
-  // Divide by this to turn into Watt
-  float power_reference_ = BL0940_PREF;
-  // Divide by this to turn into Volt
-  float voltage_reference_ = BL0940_UREF;
-  // Divide by this to turn into Ampere
-  float current_reference_ = BL0940_IREF;
-  // Divide by this to turn into kWh
-  float energy_reference_ = BL0940_EREF;
+#ifdef USE_NUMBER
+  // --- Calibration number entities (for dynamic calibration via HA UI) ---
+  number::Number *voltage_calibration_number_{nullptr};
+  number::Number *current_calibration_number_{nullptr};
+  number::Number *power_calibration_number_{nullptr};
+  number::Number *energy_calibration_number_{nullptr};
+#endif
 
-  float update_temp_(sensor::Sensor *sensor, ube16_t packed_temperature) const;
+  // --- Internal state ---
+  uint32_t prev_cf_cnt_ = 0;       // Previous energy pulse count (for energy calculation)
+  float max_temperature_diff_{0};  // Max allowed temperature difference between two measurements (noise filter)
 
-  static uint32_t to_uint32_t(ube24_t input);
+  // --- Reference values for conversion ---
+  float power_reference_;        // Divider for raw power to get Watts
+  float power_reference_cal_;    // Calibrated power reference
+  float voltage_reference_;      // Divider for raw voltage to get Volts
+  float voltage_reference_cal_;  // Calibrated voltage reference
+  float current_reference_;      // Divider for raw current to get Amperes
+  float current_reference_cal_;  // Calibrated current reference
+  float energy_reference_;       // Divider for raw energy to get kWh
+  float energy_reference_cal_;   // Calibrated energy reference
 
-  static int32_t to_int32_t(sbe24_t input);
+  // --- Home Assistant calibration values (multipliers, default 1) ---
+  float current_cal_{1};
+  float voltage_cal_{1};
+  float power_cal_{1};
+  float energy_cal_{1};
 
-  static bool validate_checksum(const DataPacket *data);
+  // --- Protocol commands ---
+  uint8_t read_command_;
+  uint8_t write_command_;
 
-  void received_package_(const DataPacket *data) const;
+  // --- Mode flags ---
+  bool legacy_mode_enabled_ = true;
+
+  // --- Methods ---
+  // Converts packed temperature value to float and updates the sensor
+  float update_temp_(sensor::Sensor *sensor, uint16_le_t packed_temperature) const;
+
+  // Validates the checksum of a received data packet
+  bool validate_checksum_(DataPacket *data);
+
+  // Handles a received data packet
+  void received_package_(DataPacket *data);
+
+  // Calculates reference values for calibration and conversion
+  float calculate_energy_reference_();
+  float calculate_power_reference_();
+  float calculate_calibration_value_(float state);
+
+  // Calibration update callbacks (used with number entities)
+  void current_calibration_callback_(float state);
+  void voltage_calibration_callback_(float state);
+  void power_calibration_callback_(float state);
+  void energy_calibration_callback_(float state);
+  void reset_calibration_callback_();
+
+  // Recalculates all reference values after calibration changes
+  void recalibrate_();
 };
+
 }  // namespace bl0940
 }  // namespace esphome

esphome/components/bl0940/button/__init__.py

@@ -0,0 +1,27 @@
+import esphome.codegen as cg
+from esphome.components import button
+import esphome.config_validation as cv
+from esphome.const import ENTITY_CATEGORY_CONFIG, ICON_RESTART
+
+from .. import CONF_BL0940_ID, bl0940_ns
+from ..sensor import BL0940
+
+CalibrationResetButton = bl0940_ns.class_(
+    "CalibrationResetButton", button.Button, cg.Component
+)
+
+CONFIG_SCHEMA = cv.All(
+    button.button_schema(
+        CalibrationResetButton,
+        entity_category=ENTITY_CATEGORY_CONFIG,
+        icon=ICON_RESTART,
+    )
+    .extend({cv.GenerateID(CONF_BL0940_ID): cv.use_id(BL0940)})
+    .extend(cv.COMPONENT_SCHEMA)
+)
+
+
+async def to_code(config):
+    var = await button.new_button(config)
+    await cg.register_component(var, config)
+    await cg.register_parented(var, config[CONF_BL0940_ID])

esphome/components/bl0940/button/calibration_reset_button.cpp

@@ -0,0 +1,20 @@
+#include "calibration_reset_button.h"
+#include "../bl0940.h"
+#include "esphome/core/hal.h"
+#include "esphome/core/log.h"
+#include "esphome/core/application.h"
+
+namespace esphome {
+namespace bl0940 {
+
+static const char *const TAG = "bl0940.button.calibration_reset";
+
+void CalibrationResetButton::dump_config() { LOG_BUTTON("", "Calibration Reset Button", this); }
+
+void CalibrationResetButton::press_action() {
+  ESP_LOGI(TAG, "Resetting calibration defaults...");
+  this->parent_->reset_calibration();
+}
+
+}  // namespace bl0940
+}  // namespace esphome

esphome/components/bl0940/button/calibration_reset_button.h

@@ -0,0 +1,19 @@
+#pragma once
+
+#include "esphome/core/component.h"
+#include "esphome/components/button/button.h"
+
+namespace esphome {
+namespace bl0940 {
+
+class BL0940;  // Forward declaration of BL0940 class
+
+class CalibrationResetButton : public button::Button, public Component, public Parented<BL0940> {
+ public:
+  void dump_config() override;
+
+  void press_action() override;
+};
+
+}  // namespace bl0940
+}  // namespace esphome

esphome/components/bl0940/number/__init__.py

@@ -0,0 +1,94 @@
+import esphome.codegen as cg
+from esphome.components import number
+import esphome.config_validation as cv
+from esphome.const import (
+    CONF_MAX_VALUE,
+    CONF_MIN_VALUE,
+    CONF_MODE,
+    CONF_RESTORE_VALUE,
+    CONF_STEP,
+    ENTITY_CATEGORY_CONFIG,
+    UNIT_PERCENT,
+)
+
+from .. import CONF_BL0940_ID, bl0940_ns
+from ..sensor import BL0940
+
+# Define calibration types
+CONF_CURRENT_CALIBRATION = "current_calibration"
+CONF_VOLTAGE_CALIBRATION = "voltage_calibration"
+CONF_POWER_CALIBRATION = "power_calibration"
+CONF_ENERGY_CALIBRATION = "energy_calibration"
+
+BL0940Number = bl0940_ns.class_("BL0940Number")
+
+CalibrationNumber = bl0940_ns.class_(
+    "CalibrationNumber", number.Number, cg.PollingComponent
+)
+
+
+def validate_min_max(config):
+    if config[CONF_MAX_VALUE] <= config[CONF_MIN_VALUE]:
+        raise cv.Invalid("max_value must be greater than min_value")
+    return config
+
+
+CALIBRATION_SCHEMA = cv.All(
+    number.number_schema(
+        CalibrationNumber,
+        entity_category=ENTITY_CATEGORY_CONFIG,
+        unit_of_measurement=UNIT_PERCENT,
+    )
+    .extend(
+        {
+            cv.Optional(CONF_MODE, default="BOX"): cv.enum(number.NUMBER_MODES),
+            cv.Optional(CONF_MAX_VALUE, default=10): cv.All(
+                cv.float_, cv.Range(max=50)
+            ),
+            cv.Optional(CONF_MIN_VALUE, default=-10): cv.All(
+                cv.float_, cv.Range(min=-50)
+            ),
+            cv.Optional(CONF_STEP, default=0.1): cv.positive_float,
+            cv.Optional(CONF_RESTORE_VALUE): cv.boolean,
+        }
+    )
+    .extend(cv.COMPONENT_SCHEMA),
+    validate_min_max,
+)
+
+# Configuration schema for BL0940 numbers
+CONFIG_SCHEMA = cv.Schema(
+    {
+        cv.GenerateID(): cv.declare_id(BL0940Number),
+        cv.GenerateID(CONF_BL0940_ID): cv.use_id(BL0940),
+        cv.Optional(CONF_CURRENT_CALIBRATION): CALIBRATION_SCHEMA,
+        cv.Optional(CONF_VOLTAGE_CALIBRATION): CALIBRATION_SCHEMA,
+        cv.Optional(CONF_POWER_CALIBRATION): CALIBRATION_SCHEMA,
+        cv.Optional(CONF_ENERGY_CALIBRATION): CALIBRATION_SCHEMA,
+    }
+)
+
+
+async def to_code(config):
+    # Get the BL0940 component instance
+    bl0940 = await cg.get_variable(config[CONF_BL0940_ID])
+
+    # Process all calibration types
+    for cal_type, setter_method in [
+        (CONF_CURRENT_CALIBRATION, "set_current_calibration_number"),
+        (CONF_VOLTAGE_CALIBRATION, "set_voltage_calibration_number"),
+        (CONF_POWER_CALIBRATION, "set_power_calibration_number"),
+        (CONF_ENERGY_CALIBRATION, "set_energy_calibration_number"),
+    ]:
+        if conf := config.get(cal_type):
+            var = await number.new_number(
+                conf,
+                min_value=conf.get(CONF_MIN_VALUE),
+                max_value=conf.get(CONF_MAX_VALUE),
+                step=conf.get(CONF_STEP),
+            )
+            await cg.register_component(var, conf)
+
+            if restore_value := config.get(CONF_RESTORE_VALUE):
+                cg.add(var.set_restore_value(restore_value))
+            cg.add(getattr(bl0940, setter_method)(var))

esphome/components/bl0940/number/calibration_number.cpp

@@ -0,0 +1,29 @@
+#include "calibration_number.h"
+#include "esphome/core/log.h"
+
+namespace esphome {
+namespace bl0940 {
+
+static const char *const TAG = "bl0940.number";
+
+void CalibrationNumber::setup() {
+  float value = 0.0f;
+  if (this->restore_value_) {
+    this->pref_ = global_preferences->make_preference<float>(this->get_object_id_hash());
+    if (!this->pref_.load(&value)) {
+      value = 0.0f;
+    }
+  }
+  this->publish_state(value);
+}
+
+void CalibrationNumber::control(float value) {
+  this->publish_state(value);
+  if (this->restore_value_)
+    this->pref_.save(&value);
+}
+
+void CalibrationNumber::dump_config() { LOG_NUMBER("", "Calibration Number", this); }
+
+}  // namespace bl0940
+}  // namespace esphome

esphome/components/bl0940/number/calibration_number.h

@@ -0,0 +1,26 @@
+#pragma once
+
+#include "esphome/components/number/number.h"
+#include "esphome/core/component.h"
+#include "esphome/core/preferences.h"
+
+namespace esphome {
+namespace bl0940 {
+
+class CalibrationNumber : public number::Number, public Component {
+ public:
+  void setup() override;
+  void dump_config() override;
+  float get_setup_priority() const override { return setup_priority::HARDWARE; }
+
+  void set_restore_value(bool restore_value) { this->restore_value_ = restore_value; }
+
+ protected:
+  void control(float value) override;
+  bool restore_value_{true};
+
+  ESPPreferenceObject pref_;
+};
+
+}  // namespace bl0940
+}  // namespace esphome

esphome/components/bl0940/sensor.py

@@ -8,6 +8,7 @@ from esphome.const import (
     CONF_ID,
     CONF_INTERNAL_TEMPERATURE,
     CONF_POWER,
+    CONF_REFERENCE_VOLTAGE,
     CONF_VOLTAGE,
     DEVICE_CLASS_CURRENT,
     DEVICE_CLASS_ENERGY,
@@ -23,12 +24,133 @@ from esphome.const import (
     UNIT_WATT,
 )
 
+from . import bl0940_ns
+
 DEPENDENCIES = ["uart"]
 
-
-bl0940_ns = cg.esphome_ns.namespace("bl0940")
 BL0940 = bl0940_ns.class_("BL0940", cg.PollingComponent, uart.UARTDevice)
 
+CONF_LEGACY_MODE = "legacy_mode"
+
+CONF_READ_COMMAND = "read_command"
+CONF_WRITE_COMMAND = "write_command"
+
+CONF_RESISTOR_SHUNT = "resistor_shunt"
+CONF_RESISTOR_ONE = "resistor_one"
+CONF_RESISTOR_TWO = "resistor_two"
+
+CONF_CURRENT_REFERENCE = "current_reference"
+CONF_ENERGY_REFERENCE = "energy_reference"
+CONF_POWER_REFERENCE = "power_reference"
+CONF_VOLTAGE_REFERENCE = "voltage_reference"
+
+DEFAULT_BL0940_READ_COMMAND = 0x58
+DEFAULT_BL0940_WRITE_COMMAND = 0xA1
+
+# Values according to BL0940 application note:
+# https://www.belling.com.cn/media/file_object/bel_product/BL0940/guide/BL0940_APPNote_TSSOP14_V1.04_EN.pdf
+DEFAULT_BL0940_VREF = 1.218  # Vref = 1.218
+DEFAULT_BL0940_RL = 1  # RL = 1 mΩ
+DEFAULT_BL0940_R1 = 0.51  # R1 = 0.51 kΩ
+DEFAULT_BL0940_R2 = 1950  # R2 = 5 x 390 kΩ -> 1950 kΩ
+
+# ----------------------------------------------------
+# values from initial implementation
+DEFAULT_BL0940_LEGACY_READ_COMMAND = 0x50
+DEFAULT_BL0940_LEGACY_WRITE_COMMAND = 0xA0
+
+DEFAULT_BL0940_LEGACY_UREF = 33000
+DEFAULT_BL0940_LEGACY_IREF = 275000
+DEFAULT_BL0940_LEGACY_PREF = 1430
+# Measured to 297J  per click according to power consumption of 5 minutes
+# Converted to kWh (3.6MJ per kwH). Used to be 256 * 1638.4
+DEFAULT_BL0940_LEGACY_EREF = 3.6e6 / 297
+# ----------------------------------------------------
+
+
+# methods to calculate voltage and current reference values
+def calculate_voltage_reference(vref, r_one, r_two):
+    # formula: 79931 / Vref * (R1 * 1000) / (R1 + R2)
+    return 79931 / vref * (r_one * 1000) / (r_one + r_two)
+
+
+def calculate_current_reference(vref, r_shunt):
+    # formula: 324004 * RL / Vref
+    return 324004 * r_shunt / vref
+
+
+def calculate_power_reference(voltage_reference, current_reference):
+    # calculate power reference based on voltage and current reference
+    return voltage_reference * current_reference * 4046 / 324004 / 79931
+
+
+def calculate_energy_reference(power_reference):
+    # formula: power_reference * 3600000 / (1638.4 * 256)
+    return power_reference * 3600000 / (1638.4 * 256)
+
+
+def validate_legacy_mode(config):
+    # Only allow schematic calibration options if legacy_mode is False
+    if config.get(CONF_LEGACY_MODE, True):
+        forbidden = [
+            CONF_REFERENCE_VOLTAGE,
+            CONF_RESISTOR_SHUNT,
+            CONF_RESISTOR_ONE,
+            CONF_RESISTOR_TWO,
+        ]
+        for key in forbidden:
+            if key in config:
+                raise cv.Invalid(
+                    f"Option '{key}' is only allowed when legacy_mode: false"
+                )
+    return config
+
+
+def set_command_defaults(config):
+    # Set defaults for read_command and write_command based on legacy_mode
+    legacy = config.get(CONF_LEGACY_MODE, True)
+    if legacy:
+        config.setdefault(CONF_READ_COMMAND, DEFAULT_BL0940_LEGACY_READ_COMMAND)
+        config.setdefault(CONF_WRITE_COMMAND, DEFAULT_BL0940_LEGACY_WRITE_COMMAND)
+    else:
+        config.setdefault(CONF_READ_COMMAND, DEFAULT_BL0940_READ_COMMAND)
+        config.setdefault(CONF_WRITE_COMMAND, DEFAULT_BL0940_WRITE_COMMAND)
+    return config
+
+
+def set_reference_values(config):
+    # Set default reference values based on legacy_mode
+    if config.get(CONF_LEGACY_MODE, True):
+        config.setdefault(CONF_VOLTAGE_REFERENCE, DEFAULT_BL0940_LEGACY_UREF)
+        config.setdefault(CONF_CURRENT_REFERENCE, DEFAULT_BL0940_LEGACY_IREF)
+        config.setdefault(CONF_POWER_REFERENCE, DEFAULT_BL0940_LEGACY_PREF)
+        config.setdefault(CONF_ENERGY_REFERENCE, DEFAULT_BL0940_LEGACY_PREF)
+    else:
+        vref = config.get(CONF_VOLTAGE_REFERENCE, DEFAULT_BL0940_VREF)
+        r_one = config.get(CONF_RESISTOR_ONE, DEFAULT_BL0940_R1)
+        r_two = config.get(CONF_RESISTOR_TWO, DEFAULT_BL0940_R2)
+        r_shunt = config.get(CONF_RESISTOR_SHUNT, DEFAULT_BL0940_RL)
+
+        config.setdefault(
+            CONF_VOLTAGE_REFERENCE, calculate_voltage_reference(vref, r_one, r_two)
+        )
+        config.setdefault(
+            CONF_CURRENT_REFERENCE, calculate_current_reference(vref, r_shunt)
+        )
+        config.setdefault(
+            CONF_POWER_REFERENCE,
+            calculate_power_reference(
+                config.get(CONF_VOLTAGE_REFERENCE), config.get(CONF_CURRENT_REFERENCE)
+            ),
+        )
+        config.setdefault(
+            CONF_ENERGY_REFERENCE,
+            calculate_energy_reference(config.get(CONF_POWER_REFERENCE)),
+        )
+
+    return config
+
+
 CONFIG_SCHEMA = (
     cv.Schema(
         {
@@ -69,10 +191,24 @@ CONFIG_SCHEMA = (
                 device_class=DEVICE_CLASS_TEMPERATURE,
                 state_class=STATE_CLASS_MEASUREMENT,
             ),
+            cv.Optional(CONF_LEGACY_MODE, default=True): cv.boolean,
+            cv.Optional(CONF_READ_COMMAND): cv.hex_uint8_t,
+            cv.Optional(CONF_WRITE_COMMAND): cv.hex_uint8_t,
+            cv.Optional(CONF_REFERENCE_VOLTAGE): cv.float_,
+            cv.Optional(CONF_RESISTOR_SHUNT): cv.float_,
+            cv.Optional(CONF_RESISTOR_ONE): cv.float_,
+            cv.Optional(CONF_RESISTOR_TWO): cv.float_,
+            cv.Optional(CONF_CURRENT_REFERENCE): cv.float_,
+            cv.Optional(CONF_ENERGY_REFERENCE): cv.float_,
+            cv.Optional(CONF_POWER_REFERENCE): cv.float_,
+            cv.Optional(CONF_VOLTAGE_REFERENCE): cv.float_,
         }
     )
     .extend(cv.polling_component_schema("60s"))
     .extend(uart.UART_DEVICE_SCHEMA)
+    .add_extra(validate_legacy_mode)
+    .add_extra(set_command_defaults)
+    .add_extra(set_reference_values)
 )
 
 
@@ -99,3 +235,16 @@ async def to_code(config):
     if external_temperature_config := config.get(CONF_EXTERNAL_TEMPERATURE):
         sens = await sensor.new_sensor(external_temperature_config)
         cg.add(var.set_external_temperature_sensor(sens))
+
+    # enable legacy mode
+    cg.add(var.set_legacy_mode(config.get(CONF_LEGACY_MODE)))
+
+    # Set bl0940 commands after validator has determined which defaults to use if not set
+    cg.add(var.set_read_command(config.get(CONF_READ_COMMAND)))
+    cg.add(var.set_write_command(config.get(CONF_WRITE_COMMAND)))
+
+    # Set reference values after validator has set the values either from defaults or calculated
+    cg.add(var.set_current_reference(config.get(CONF_CURRENT_REFERENCE)))
+    cg.add(var.set_voltage_reference(config.get(CONF_VOLTAGE_REFERENCE)))
+    cg.add(var.set_power_reference(config.get(CONF_POWER_REFERENCE)))
+    cg.add(var.set_energy_reference(config.get(CONF_ENERGY_REFERENCE)))

esphome/components/bl0942/bl0942.cpp

@@ -149,7 +149,7 @@ void BL0942::setup() {
   this->write_reg_(BL0942_REG_USR_WRPROT, 0);
 
   if (this->read_reg_(BL0942_REG_MODE) != mode)
-    this->status_set_warning("BL0942 setup failed!");
+    this->status_set_warning(LOG_STR("BL0942 setup failed!"));
 
   this->flush();
 }

esphome/components/bluetooth_proxy/bluetooth_proxy.h

@@ -130,7 +130,9 @@ class BluetoothProxy final : public esp32_ble_tracker::ESPBTDeviceListener, publ
 
   std::string get_bluetooth_mac_address_pretty() {
     const uint8_t *mac = esp_bt_dev_get_address();
-    return str_snprintf("%02X:%02X:%02X:%02X:%02X:%02X", 17, mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
+    char buf[18];
+    format_mac_addr_upper(mac, buf);
+    return std::string(buf);
   }
 
  protected:

esphome/components/captive_portal/captive_index.h

@@ -7,103 +7,83 @@ namespace esphome {
 namespace captive_portal {
 
 const uint8_t INDEX_GZ[] PROGMEM = {
-    0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0xdd, 0x58, 0x6d, 0x6f, 0xdb, 0x38, 0x12, 0xfe, 0xde,
-    0x5f, 0x31, 0xa7, 0x36, 0x6b, 0x6b, 0x1b, 0x51, 0x22, 0xe5, 0xb7, 0xd8, 0x92, 0x16, 0x69, 0xae, 0x8b, 0x5d, 0xa0,
-    0xdd, 0x2d, 0x90, 0x6c, 0xef, 0x43, 0x51, 0x20, 0xb4, 0x34, 0xb2, 0xd8, 0x48, 0xa4, 0x4e, 0xa4, 0x5f, 0x52, 0xc3,
-    0xf7, 0xdb, 0x0f, 0x94, 0x6c, 0xc7, 0xe9, 0x35, 0x87, 0xeb, 0xe2, 0x0e, 0x87, 0xdd, 0x18, 0x21, 0x86, 0xe4, 0xcc,
-    0x70, 0xe6, 0xf1, 0x0c, 0x67, 0xcc, 0xe8, 0x2f, 0x99, 0x4a, 0xcd, 0x7d, 0x8d, 0x50, 0x98, 0xaa, 0x4c, 0x22, 0x3b,
-    0x42, 0xc9, 0xe5, 0x22, 0x46, 0x99, 0x44, 0x05, 0xf2, 0x2c, 0x89, 0x2a, 0x34, 0x1c, 0xd2, 0x82, 0x37, 0x1a, 0x4d,
-    0xfc, 0xdb, 0xcd, 0x8f, 0xde, 0x04, 0xfc, 0x24, 0x2a, 0x85, 0xbc, 0x83, 0x06, 0xcb, 0x58, 0xa4, 0x4a, 0x42, 0xd1,
-    0x60, 0x1e, 0x67, 0xdc, 0xf0, 0xa9, 0xa8, 0xf8, 0x02, 0x2d, 0x43, 0x2b, 0x26, 0x79, 0x85, 0xf1, 0x4a, 0xe0, 0xba,
-    0x56, 0x8d, 0x81, 0x54, 0x49, 0x83, 0xd2, 0xc4, 0xce, 0x5a, 0x64, 0xa6, 0x88, 0x33, 0x5c, 0x89, 0x14, 0xbd, 0x76,
-    0x72, 0x2e, 0xa4, 0x30, 0x82, 0x97, 0x9e, 0x4e, 0x79, 0x89, 0x31, 0x3d, 0x5f, 0x6a, 0x6c, 0xda, 0x09, 0x9f, 0x97,
-    0x18, 0x4b, 0xe5, 0xf8, 0x49, 0xa4, 0xd3, 0x46, 0xd4, 0x06, 0xac, 0xbd, 0x71, 0xa5, 0xb2, 0x65, 0x89, 0x89, 0xef,
-    0x73, 0xad, 0xd1, 0x68, 0x5f, 0xc8, 0x0c, 0x37, 0x64, 0x14, 0x86, 0x29, 0xe3, 0xe3, 0x9c, 0x7c, 0xd2, 0xcf, 0x32,
-    0x95, 0x2e, 0x2b, 0x94, 0x86, 0x94, 0x2a, 0xe5, 0x46, 0x28, 0x49, 0x34, 0xf2, 0x26, 0x2d, 0xe2, 0x38, 0x76, 0x7e,
-    0xd0, 0x7c, 0x85, 0xce, 0x77, 0xdf, 0xf5, 0x8f, 0x4c, 0x0b, 0x34, 0xaf, 0x4b, 0xb4, 0xa4, 0x7e, 0x75, 0x7f, 0xc3,
-    0x17, 0xbf, 0xf0, 0x0a, 0xfb, 0x0e, 0xd7, 0x22, 0x43, 0xc7, 0xfd, 0x10, 0x7c, 0x24, 0xda, 0xdc, 0x97, 0x48, 0x32,
-    0xa1, 0xeb, 0x92, 0xdf, 0xc7, 0xce, 0xbc, 0x54, 0xe9, 0x9d, 0xe3, 0xce, 0xf2, 0xa5, 0x4c, 0xad, 0x72, 0xd0, 0x7d,
-    0x74, 0xb7, 0x25, 0x1a, 0x30, 0xf1, 0x5b, 0x6e, 0x0a, 0x52, 0xf1, 0x4d, 0xbf, 0x23, 0x84, 0xec, 0xb3, 0xef, 0xfb,
-    0xf8, 0x92, 0x06, 0x81, 0x7b, 0xde, 0x0e, 0x81, 0xeb, 0xd3, 0x20, 0x98, 0x35, 0x68, 0x96, 0x8d, 0x04, 0xde, 0xbf,
-    0x8d, 0x6a, 0x6e, 0x0a, 0xc8, 0x62, 0xa7, 0xa2, 0x8c, 0x04, 0xc1, 0x04, 0xe8, 0x05, 0x61, 0x43, 0x8f, 0x52, 0x12,
-    0x7a, 0x74, 0x98, 0x8e, 0xbd, 0x21, 0xd0, 0x81, 0x37, 0x04, 0xc6, 0xc8, 0x10, 0x82, 0xcf, 0x0e, 0xe4, 0xa2, 0x2c,
-    0x63, 0x47, 0x2a, 0x89, 0x0e, 0x68, 0xd3, 0xa8, 0x3b, 0x8c, 0x9d, 0x74, 0xd9, 0x34, 0x28, 0xcd, 0x95, 0x2a, 0x55,
-    0xe3, 0xf8, 0xc9, 0x33, 0x78, 0xf4, 0xf7, 0xcd, 0x47, 0x98, 0x86, 0x4b, 0x9d, 0xab, 0xa6, 0x8a, 0x9d, 0xf6, 0x4b,
-    0xe9, 0xbf, 0xd8, 0x9a, 0x1d, 0xd8, 0xc1, 0x3d, 0xd9, 0xf4, 0x54, 0x23, 0x16, 0x42, 0xc6, 0x0e, 0x65, 0x40, 0x27,
-    0x8e, 0x9f, 0xdc, 0xba, 0xbb, 0x23, 0x26, 0xdc, 0x62, 0xb2, 0xf7, 0x52, 0xf5, 0x3f, 0xdc, 0x46, 0x7a, 0xb5, 0x80,
-    0x4d, 0x55, 0x4a, 0x1d, 0x3b, 0x85, 0x31, 0xf5, 0xd4, 0xf7, 0xd7, 0xeb, 0x35, 0x59, 0x87, 0x44, 0x35, 0x0b, 0x9f,
-    0x05, 0x41, 0xe0, 0xeb, 0xd5, 0xc2, 0x81, 0x2e, 0x3e, 0x1c, 0x36, 0x70, 0xa0, 0x40, 0xb1, 0x28, 0x4c, 0x4b, 0x27,
-    0x2f, 0xb6, 0xb8, 0x8b, 0x2c, 0x47, 0x72, 0xfb, 0xf1, 0xe4, 0x14, 0x71, 0x72, 0x0a, 0xfe, 0x70, 0x82, 0x66, 0xef,
-    0xad, 0x35, 0x6a, 0xcc, 0x19, 0x30, 0x08, 0xda, 0x0f, 0xf3, 0x2c, 0xbd, 0x9f, 0x79, 0x5f, 0xcc, 0xe0, 0x64, 0x06,
-    0x0c, 0x9e, 0x01, 0xb0, 0x6a, 0xe4, 0x5d, 0x1c, 0xc5, 0xa9, 0xdd, 0x5e, 0xd1, 0xe0, 0x61, 0xc1, 0xca, 0xfc, 0x34,
-    0x3a, 0x9d, 0x7b, 0xec, 0xbd, 0x65, 0xb0, 0xd8, 0x1f, 0x85, 0x3c, 0x56, 0xd0, 0xf7, 0x23, 0x3e, 0x84, 0xe1, 0x7e,
-    0x65, 0xe8, 0x59, 0xfa, 0x38, 0xb3, 0x27, 0xc1, 0x70, 0xc5, 0x0a, 0x5a, 0x79, 0x23, 0x6f, 0xc8, 0x43, 0x08, 0xf7,
-    0x26, 0x85, 0x10, 0xae, 0x58, 0x31, 0x7a, 0x3f, 0x3a, 0x5d, 0xf3, 0xc2, 0xcf, 0x3d, 0x0b, 0xf3, 0xd4, 0x71, 0x1e,
-    0x30, 0x50, 0xa7, 0x18, 0x90, 0x4f, 0x4a, 0xc8, 0xbe, 0xe3, 0xb8, 0xbb, 0x1c, 0x4d, 0x5a, 0xf4, 0x1d, 0x3f, 0x55,
-    0x32, 0x17, 0x0b, 0xf2, 0x49, 0x2b, 0xe9, 0xb8, 0xc4, 0x14, 0x28, 0xfb, 0x07, 0x51, 0x2b, 0x88, 0xed, 0x4e, 0xff,
-    0xcb, 0x1d, 0xe3, 0x6e, 0x8f, 0xf9, 0x61, 0x84, 0x29, 0x31, 0x36, 0xc4, 0x66, 0xf4, 0xf9, 0x71, 0x75, 0xae, 0xb2,
-    0xfb, 0x27, 0x52, 0xa7, 0xa0, 0x5d, 0xde, 0x08, 0x29, 0xb1, 0xb9, 0xc1, 0x8d, 0x89, 0x9d, 0xb7, 0x97, 0x57, 0x70,
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+    0xff, 0x5d, 0x57, 0xf2, 0x95, 0xae, 0x7f, 0xf2, 0x9f, 0x39, 0xfa, 0x1d, 0xec, 0x56, 0xe9, 0xf5, 0xa4, 0xcd, 0xb9,
+    0x96, 0xbb, 0x0e, 0xd3, 0xc4, 0x86, 0xb4, 0x33, 0xa1, 0x11, 0x9c, 0x81, 0x97, 0xf8, 0x61, 0x4b, 0xbb, 0xc7, 0xa8,
+    0xe4, 0x29, 0x51, 0x0f, 0x45, 0xc5, 0x37, 0x88, 0x09, 0x6a, 0x0c, 0xc1, 0x72, 0x54, 0x85, 0xd1, 0x33, 0x34, 0xfc,
+    0x94, 0x64, 0x82, 0xb3, 0x35, 0xc1, 0x7f, 0x31, 0x01, 0x7e, 0xda, 0xff, 0x5a, 0x79, 0x57, 0xc6, 0xf0, 0xea, 0xca,
+    0x0f, 0x37, 0x54, 0xf4, 0x80, 0x08, 0xb2, 0x0d, 0x37, 0x8f, 0x0e, 0xe6, 0xdf, 0x14, 0xeb, 0xcc, 0xfa, 0xca, 0x0f,
+    0x6b, 0xc5, 0x7a, 0xe3, 0xf9, 0xb8, 0x9c, 0xcc, 0x15, 0x74, 0x1c, 0x90, 0xf8, 0x39, 0x7e, 0xe2, 0x51, 0x20, 0xa0,
+    0xb6, 0x67, 0x3e, 0x84, 0x5e, 0x1c, 0x8c, 0x27, 0x43, 0x6d, 0x0c, 0xf7, 0x8f, 0x67, 0x64, 0x61, 0x3a, 0x2a, 0x9f,
+    0x0a, 0x3a, 0x07, 0x5d, 0xab, 0xc8, 0xd0, 0x41, 0xae, 0x5f, 0x3a, 0x2a, 0xcf, 0x06, 0x23, 0x7a, 0x02, 0x5f, 0x1c,
+    0xb8, 0x27, 0xdd, 0x14, 0x5c, 0x9f, 0x35, 0x16, 0x51, 0xc5, 0x37, 0xe5, 0xc3, 0xd1, 0x7f, 0x8c, 0xe3, 0x5f, 0x3d,
+    0xe8, 0xfd, 0x1d, 0x08, 0x60, 0x56, 0x69, 0x0f, 0x3f, 0x97, 0x60, 0xb1, 0x3f, 0x06, 0xfc, 0xcb, 0xfd, 0xbb, 0xdf,
+    0x88, 0xf2, 0xb4, 0x7f, 0xfd, 0x2d, 0x6e, 0xb7, 0x0a, 0x3e, 0x6a, 0x10, 0xff, 0x26, 0x57, 0x6e, 0x19, 0x5c, 0x7d,
+    0xc2, 0x7e, 0x38, 0xc4, 0xfb, 0xf0, 0xb8, 0x11, 0x5c, 0x3b, 0xbf, 0xdc, 0xb5, 0xe2, 0xda, 0x45, 0x18, 0x2c, 0xe6,
+    0xfe, 0xf1, 0xe1, 0xe8, 0x1f, 0xfd, 0xbc, 0x88, 0xc6, 0xb9, 0x5e, 0x16, 0xc3, 0x88, 0x2d, 0x7f, 0x38, 0x2c, 0xd5,
+    0x2e, 0x30, 0xfc, 0x0b, 0x97, 0xab, 0x8c, 0xcb, 0x06, 0x34, 0xb7, 0xc7, 0x8a, 0x6f, 0xae, 0xb9, 0xec, 0x7a, 0x7b,
+    0xe8, 0x68, 0x55, 0x39, 0xca, 0xbc, 0xdb, 0xe5, 0xb5, 0x92, 0xd6, 0x71, 0x42, 0x96, 0x40, 0x7b, 0x1c, 0xe9, 0xc3,
+    0x44, 0xc9, 0x5e, 0xcf, 0xbf, 0x3b, 0xba, 0x82, 0x3b, 0x58, 0xd8, 0xd9, 0x80, 0x0a, 0xbe, 0x92, 0x19, 0x03, 0x69,
+    0x41, 0x8f, 0x42, 0x35, 0x6d, 0xb9, 0xd8, 0x67, 0x86, 0x4a, 0x13, 0x18, 0xd0, 0xbc, 0x3e, 0x2e, 0x7b, 0x6b, 0x95,
+    0x3c, 0x2c, 0x95, 0xae, 0x40, 0x67, 0x71, 0x3e, 0x02, 0x81, 0xa6, 0x15, 0xef, 0x4d, 0x16, 0xce, 0x34, 0xb4, 0xf9,
+    0x92, 0xb2, 0xf5, 0x4a, 0xab, 0x5e, 0x56, 0x01, 0x73, 0x93, 0x36, 0x7b, 0x9e, 0xd4, 0x74, 0x06, 0x2c, 0x9f, 0x4e,
+    0x75, 0x5d, 0xe7, 0x82, 0x4b, 0x08, 0xc6, 0x59, 0x96, 0xa5, 0xe1, 0x8d, 0x13, 0xbb, 0x70, 0x33, 0x4c, 0x1d, 0x62,
+    0xf4, 0x31, 0x89, 0xe3, 0xef, 0xf2, 0x53, 0x38, 0x71, 0xce, 0x7a, 0x6d, 0x94, 0xce, 0x3a, 0xc5, 0x9d, 0x9b, 0xc7,
+    0x96, 0x72, 0x79, 0xe9, 0xbd, 0x2b, 0x93, 0x7c, 0x5a, 0x3f, 0x19, 0x97, 0x83, 0x99, 0x61, 0x09, 0xe5, 0x2d, 0x97,
+    0xe3, 0x0e, 0xcd, 0xd2, 0x45, 0xdc, 0xed, 0x8e, 0xe1, 0x54, 0x20, 0x87, 0x13, 0x77, 0x2d, 0x60, 0x97, 0x7f, 0xee,
+    0x8d, 0xe5, 0xf5, 0x3e, 0x98, 0x76, 0x70, 0x66, 0x3a, 0xca, 0x20, 0x58, 0x82, 0xdd, 0x02, 0xc8, 0x7c, 0xb0, 0x11,
+    0x70, 0x0b, 0xad, 0x99, 0xf2, 0x74, 0x56, 0x33, 0x14, 0xe8, 0xd7, 0xba, 0xfe, 0x1b, 0xb7, 0xab, 0xc5, 0x43, 0x4b,
+    0xf5, 0x8a, 0xcb, 0x60, 0xa9, 0xac, 0x55, 0x6d, 0x16, 0xbc, 0xea, 0x76, 0xf9, 0x84, 0x72, 0xca, 0xb2, 0xc4, 0xb9,
+    0x39, 0xec, 0xd6, 0x53, 0xbe, 0x93, 0x6e, 0x87, 0x8c, 0x12, 0xbc, 0x9a, 0xf8, 0x06, 0x16, 0x14, 0x9f, 0xd3, 0x93,
+    0xcc, 0xbb, 0x1d, 0x72, 0xb8, 0x53, 0xaa, 0x6f, 0xea, 0x5b, 0x9a, 0xc4, 0x7f, 0xf1, 0x45, 0xaa, 0xba, 0x4e, 0x97,
+    0xf5, 0x39, 0x53, 0x6e, 0x4d, 0xba, 0xd6, 0x18, 0x4a, 0xab, 0x88, 0xc6, 0xdb, 0x8c, 0xab, 0x8c, 0xb2, 0x70, 0x19,
+    0x2e, 0x8b, 0x26, 0x41, 0xbc, 0x22, 0x2d, 0x65, 0xe5, 0xc5, 0xf8, 0x2a, 0xa2, 0x26, 0x39, 0x91, 0x9a, 0xa4, 0xfc,
+    0x6a, 0x18, 0x8d, 0xb4, 0xc1, 0xfb, 0xf2, 0xad, 0x92, 0x12, 0x98, 0xe5, 0x72, 0x85, 0xac, 0x42, 0x53, 0x0a, 0xc2,
+    0x30, 0x2c, 0x96, 0xba, 0x7c, 0x2f, 0x80, 0x1a, 0x40, 0x5b, 0xca, 0x6d, 0x58, 0x44, 0x23, 0xff, 0xd8, 0xc7, 0xbc,
+    0x22, 0x12, 0x6c, 0x39, 0x35, 0x6c, 0xd1, 0xcc, 0x46, 0x03, 0x77, 0x60, 0x9d, 0x26, 0x67, 0x60, 0x56, 0x16, 0x6e,
+    0xe5, 0x22, 0x3a, 0x8c, 0x34, 0x12, 0x6d, 0x79, 0xcd, 0xdd, 0x95, 0xa5, 0x2c, 0x86, 0x22, 0x77, 0x1a, 0x5c, 0x9e,
+    0xc7, 0xeb, 0xd5, 0x00, 0x09, 0x90, 0x2b, 0xdb, 0x90, 0x59, 0x8a, 0x3a, 0x41, 0x19, 0x34, 0x4a, 0x54, 0xa0, 0xc9,
+    0xdd, 0xdd, 0xaf, 0x7f, 0x2f, 0x9d, 0x33, 0x8f, 0x72, 0x9d, 0x59, 0x8f, 0x62, 0x0e, 0x98, 0xa4, 0x16, 0x37, 0xe3,
+    0xa5, 0xaa, 0xa3, 0xc6, 0x6c, 0x95, 0xae, 0xbe, 0xd2, 0xf1, 0x7e, 0x42, 0x8e, 0x7a, 0x86, 0xff, 0xd0, 0x2a, 0xe5,
+    0x1d, 0xdd, 0x40, 0x11, 0x4d, 0x87, 0x22, 0x72, 0x0e, 0x8f, 0xf4, 0x66, 0xe2, 0x6b, 0x92, 0xf2, 0x8f, 0xfb, 0x37,
+    0xe8, 0xcf, 0xae, 0xa2, 0x16, 0xc6, 0xb4, 0x0d, 0x51, 0xb5, 0x60, 0x1b, 0x55, 0x91, 0xf7, 0x7f, 0xdc, 0xdd, 0x9f,
+    0x23, 0xec, 0x07, 0x26, 0x04, 0x92, 0x8d, 0xd7, 0xbb, 0x5e, 0x58, 0xde, 0x51, 0x6d, 0x07, 0xb5, 0x81, 0x9b, 0x22,
+    0xa7, 0x18, 0x06, 0x7a, 0xcd, 0x05, 0x8c, 0x61, 0x8c, 0x82, 0x25, 0x3a, 0x79, 0x75, 0xb2, 0xf6, 0xc4, 0xaf, 0x68,
+    0xfc, 0xda, 0xd1, 0xf8, 0xe9, 0xa3, 0xe1, 0xa6, 0xfb, 0x1f, 0x53, 0x58, 0x46, 0xb2, 0xf9, 0x0a, 0x00, 0x00};
 
 }  // namespace captive_portal
 }  // namespace esphome

esphome/components/captive_portal/captive_portal.cpp

@@ -11,17 +11,35 @@ namespace captive_portal {
 static const char *const TAG = "captive_portal";
 
 void CaptivePortal::handle_config(AsyncWebServerRequest *request) {
-  AsyncResponseStream *stream = request->beginResponseStream("application/json");
-  stream->addHeader("cache-control", "public, max-age=0, must-revalidate");
+  AsyncResponseStream *stream = request->beginResponseStream(F("application/json"));
+  stream->addHeader(F("cache-control"), F("public, max-age=0, must-revalidate"));
+#ifdef USE_ESP8266
+  stream->print(F("{\"mac\":\""));
+  stream->print(get_mac_address_pretty().c_str());
+  stream->print(F("\",\"name\":\""));
+  stream->print(App.get_name().c_str());
+  stream->print(F("\",\"aps\":[{}"));
+#else
   stream->printf(R"({"mac":"%s","name":"%s","aps":[{})", get_mac_address_pretty().c_str(), App.get_name().c_str());
+#endif
 
   for (auto &scan : wifi::global_wifi_component->get_scan_result()) {
     if (scan.get_is_hidden())
       continue;
 
-    // Assumes no " in ssid, possible unicode isses?
+      // Assumes no " in ssid, possible unicode isses?
+#ifdef USE_ESP8266
+    stream->print(F(",{\"ssid\":\""));
+    stream->print(scan.get_ssid().c_str());
+    stream->print(F("\",\"rssi\":"));
+    stream->print(scan.get_rssi());
+    stream->print(F(",\"lock\":"));
+    stream->print(scan.get_with_auth());
+    stream->print(F("}"));
+#else
     stream->printf(R"(,{"ssid":"%s","rssi":%d,"lock":%d})", scan.get_ssid().c_str(), scan.get_rssi(),
                    scan.get_with_auth());
+#endif
   }
   stream->print(F("]}"));
   request->send(stream);
@@ -34,7 +52,7 @@ void CaptivePortal::handle_wifisave(AsyncWebServerRequest *request) {
   ESP_LOGI(TAG, "  Password=" LOG_SECRET("'%s'"), psk.c_str());
   wifi::global_wifi_component->save_wifi_sta(ssid, psk);
   wifi::global_wifi_component->start_scanning();
-  request->redirect("/?save");
+  request->redirect(F("/?save"));
 }
 
 void CaptivePortal::setup() {
@@ -53,18 +71,23 @@ void CaptivePortal::start() {
   this->dns_server_ = make_unique<DNSServer>();
   this->dns_server_->setErrorReplyCode(DNSReplyCode::NoError);
   network::IPAddress ip = wifi::global_wifi_component->wifi_soft_ap_ip();
-  this->dns_server_->start(53, "*", ip);
+  this->dns_server_->start(53, F("*"), ip);
   // Re-enable loop() when DNS server is started
   this->enable_loop();
 #endif
 
   this->base_->get_server()->onNotFound([this](AsyncWebServerRequest *req) {
     if (!this->active_ || req->host().c_str() == wifi::global_wifi_component->wifi_soft_ap_ip().str()) {
-      req->send(404, "text/html", "File not found");
+      req->send(404, F("text/html"), F("File not found"));
       return;
     }
 
+#ifdef USE_ESP8266
+    String url = F("http://");
+    url += wifi::global_wifi_component->wifi_soft_ap_ip().str().c_str();
+#else
     auto url = "http://" + wifi::global_wifi_component->wifi_soft_ap_ip().str();
+#endif
     req->redirect(url.c_str());
   });
 
@@ -73,19 +96,19 @@ void CaptivePortal::start() {
 }
 
 void CaptivePortal::handleRequest(AsyncWebServerRequest *req) {
-  if (req->url() == "/") {
+  if (req->url() == F("/")) {
 #ifndef USE_ESP8266
-    auto *response = req->beginResponse(200, "text/html", INDEX_GZ, sizeof(INDEX_GZ));
+    auto *response = req->beginResponse(200, F("text/html"), INDEX_GZ, sizeof(INDEX_GZ));
 #else
-    auto *response = req->beginResponse_P(200, "text/html", INDEX_GZ, sizeof(INDEX_GZ));
+    auto *response = req->beginResponse_P(200, F("text/html"), INDEX_GZ, sizeof(INDEX_GZ));
 #endif
-    response->addHeader("Content-Encoding", "gzip");
+    response->addHeader(F("Content-Encoding"), F("gzip"));
     req->send(response);
     return;
-  } else if (req->url() == "/config.json") {
+  } else if (req->url() == F("/config.json")) {
     this->handle_config(req);
     return;
-  } else if (req->url() == "/wifisave") {
+  } else if (req->url() == F("/wifisave")) {
     this->handle_wifisave(req);
     return;
   }

esphome/components/captive_portal/captive_portal.h

@@ -45,11 +45,11 @@ class CaptivePortal : public AsyncWebHandler, public Component {
       return false;
 
     if (request->method() == HTTP_GET) {
-      if (request->url() == "/")
+      if (request->url() == F("/"))
         return true;
-      if (request->url() == "/config.json")
+      if (request->url() == F("/config.json"))
         return true;
-      if (request->url() == "/wifisave")
+      if (request->url() == F("/wifisave"))
         return true;
     }
 

esphome/components/ccs811/ccs811.cpp

@@ -152,7 +152,7 @@ void CCS811Component::send_env_data_() {
 void CCS811Component::dump_config() {
   ESP_LOGCONFIG(TAG, "CCS811");
   LOG_I2C_DEVICE(this)
-  LOG_UPDATE_INTERVAL(this)
+  LOG_UPDATE_INTERVAL(this);
   LOG_SENSOR("  ", "CO2 Sensor", this->co2_);
   LOG_SENSOR("  ", "TVOC Sensor", this->tvoc_);
   LOG_TEXT_SENSOR("  ", "Firmware Version Sensor", this->version_)

esphome/components/dallas_temp/dallas_temp.cpp

@@ -64,7 +64,7 @@ bool DallasTemperatureSensor::read_scratch_pad_() {
     }
   } else {
     ESP_LOGW(TAG, "'%s' - reading scratch pad failed bus reset", this->get_name().c_str());
-    this->status_set_warning("bus reset failed");
+    this->status_set_warning(LOG_STR("bus reset failed"));
   }
   return success;
 }
@@ -124,7 +124,7 @@ bool DallasTemperatureSensor::check_scratch_pad_() {
             crc8(this->scratch_pad_, 8));
 #endif
   if (!chksum_validity) {
-    this->status_set_warning("scratch pad checksum invalid");
+    this->status_set_warning(LOG_STR("scratch pad checksum invalid"));
     ESP_LOGD(TAG, "Scratch pad: %02X.%02X.%02X.%02X.%02X.%02X.%02X.%02X.%02X (%02X)", this->scratch_pad_[0],
              this->scratch_pad_[1], this->scratch_pad_[2], this->scratch_pad_[3], this->scratch_pad_[4],
              this->scratch_pad_[5], this->scratch_pad_[6], this->scratch_pad_[7], this->scratch_pad_[8],

esphome/components/debug/debug_esp32.cpp

@@ -52,7 +52,7 @@ void DebugComponent::on_shutdown() {
   char buffer[REBOOT_MAX_LEN]{};
   auto pref = global_preferences->make_preference(REBOOT_MAX_LEN, fnv1_hash(REBOOT_KEY + App.get_name()));
   if (component != nullptr) {
-    strncpy(buffer, component->get_component_source(), REBOOT_MAX_LEN - 1);
+    strncpy(buffer, LOG_STR_ARG(component->get_component_log_str()), REBOOT_MAX_LEN - 1);
     buffer[REBOOT_MAX_LEN - 1] = '\0';
   }
   ESP_LOGD(TAG, "Storing reboot source: %s", buffer);

esphome/components/esp32/gpio.cpp

@@ -54,13 +54,13 @@ struct ISRPinArg {
 
 ISRInternalGPIOPin ESP32InternalGPIOPin::to_isr() const {
   auto *arg = new ISRPinArg{};  // NOLINT(cppcoreguidelines-owning-memory)
-  arg->pin = this->pin_;
+  arg->pin = this->get_pin_num();
   arg->flags = gpio::FLAG_NONE;
-  arg->inverted = inverted_;
+  arg->inverted = this->pin_flags_.inverted;
 #if defined(USE_ESP32_VARIANT_ESP32)
-  arg->use_rtc = rtc_gpio_is_valid_gpio(this->pin_);
+  arg->use_rtc = rtc_gpio_is_valid_gpio(this->get_pin_num());
   if (arg->use_rtc)
-    arg->rtc_pin = rtc_io_number_get(this->pin_);
+    arg->rtc_pin = rtc_io_number_get(this->get_pin_num());
 #endif
   return ISRInternalGPIOPin((void *) arg);
 }
@@ -69,23 +69,23 @@ void ESP32InternalGPIOPin::attach_interrupt(void (*func)(void *), void *arg, gpi
   gpio_int_type_t idf_type = GPIO_INTR_ANYEDGE;
   switch (type) {
     case gpio::INTERRUPT_RISING_EDGE:
-      idf_type = inverted_ ? GPIO_INTR_NEGEDGE : GPIO_INTR_POSEDGE;
+      idf_type = this->pin_flags_.inverted ? GPIO_INTR_NEGEDGE : GPIO_INTR_POSEDGE;
       break;
     case gpio::INTERRUPT_FALLING_EDGE:
-      idf_type = inverted_ ? GPIO_INTR_POSEDGE : GPIO_INTR_NEGEDGE;
+      idf_type = this->pin_flags_.inverted ? GPIO_INTR_POSEDGE : GPIO_INTR_NEGEDGE;
       break;
     case gpio::INTERRUPT_ANY_EDGE:
       idf_type = GPIO_INTR_ANYEDGE;
       break;
     case gpio::INTERRUPT_LOW_LEVEL:
-      idf_type = inverted_ ? GPIO_INTR_HIGH_LEVEL : GPIO_INTR_LOW_LEVEL;
+      idf_type = this->pin_flags_.inverted ? GPIO_INTR_HIGH_LEVEL : GPIO_INTR_LOW_LEVEL;
       break;
     case gpio::INTERRUPT_HIGH_LEVEL:
-      idf_type = inverted_ ? GPIO_INTR_LOW_LEVEL : GPIO_INTR_HIGH_LEVEL;
+      idf_type = this->pin_flags_.inverted ? GPIO_INTR_LOW_LEVEL : GPIO_INTR_HIGH_LEVEL;
       break;
   }
-  gpio_set_intr_type(pin_, idf_type);
-  gpio_intr_enable(pin_);
+  gpio_set_intr_type(this->get_pin_num(), idf_type);
+  gpio_intr_enable(this->get_pin_num());
   if (!isr_service_installed) {
     auto res = gpio_install_isr_service(ESP_INTR_FLAG_LEVEL3);
     if (res != ESP_OK) {
@@ -94,31 +94,31 @@ void ESP32InternalGPIOPin::attach_interrupt(void (*func)(void *), void *arg, gpi
     }
     isr_service_installed = true;
   }
-  gpio_isr_handler_add(pin_, func, arg);
+  gpio_isr_handler_add(this->get_pin_num(), func, arg);
 }
 
 std::string ESP32InternalGPIOPin::dump_summary() const {
   char buffer[32];
-  snprintf(buffer, sizeof(buffer), "GPIO%" PRIu32, static_cast<uint32_t>(pin_));
+  snprintf(buffer, sizeof(buffer), "GPIO%" PRIu32, static_cast<uint32_t>(this->pin_));
   return buffer;
 }
 
 void ESP32InternalGPIOPin::setup() {
   gpio_config_t conf{};
-  conf.pin_bit_mask = 1ULL << static_cast<uint32_t>(pin_);
-  conf.mode = flags_to_mode(flags_);
-  conf.pull_up_en = flags_ & gpio::FLAG_PULLUP ? GPIO_PULLUP_ENABLE : GPIO_PULLUP_DISABLE;
-  conf.pull_down_en = flags_ & gpio::FLAG_PULLDOWN ? GPIO_PULLDOWN_ENABLE : GPIO_PULLDOWN_DISABLE;
+  conf.pin_bit_mask = 1ULL << static_cast<uint32_t>(this->pin_);
+  conf.mode = flags_to_mode(this->flags_);
+  conf.pull_up_en = this->flags_ & gpio::FLAG_PULLUP ? GPIO_PULLUP_ENABLE : GPIO_PULLUP_DISABLE;
+  conf.pull_down_en = this->flags_ & gpio::FLAG_PULLDOWN ? GPIO_PULLDOWN_ENABLE : GPIO_PULLDOWN_DISABLE;
   conf.intr_type = GPIO_INTR_DISABLE;
   gpio_config(&conf);
-  if (flags_ & gpio::FLAG_OUTPUT) {
-    gpio_set_drive_capability(pin_, drive_strength_);
+  if (this->flags_ & gpio::FLAG_OUTPUT) {
+    gpio_set_drive_capability(this->get_pin_num(), this->get_drive_strength());
   }
 }
 
 void ESP32InternalGPIOPin::pin_mode(gpio::Flags flags) {
   // can't call gpio_config here because that logs in esp-idf which may cause issues
-  gpio_set_direction(pin_, flags_to_mode(flags));
+  gpio_set_direction(this->get_pin_num(), flags_to_mode(flags));
   gpio_pull_mode_t pull_mode = GPIO_FLOATING;
   if ((flags & gpio::FLAG_PULLUP) && (flags & gpio::FLAG_PULLDOWN)) {
     pull_mode = GPIO_PULLUP_PULLDOWN;
@@ -127,12 +127,16 @@ void ESP32InternalGPIOPin::pin_mode(gpio::Flags flags) {
   } else if (flags & gpio::FLAG_PULLDOWN) {
     pull_mode = GPIO_PULLDOWN_ONLY;
   }
-  gpio_set_pull_mode(pin_, pull_mode);
+  gpio_set_pull_mode(this->get_pin_num(), pull_mode);
 }
 
-bool ESP32InternalGPIOPin::digital_read() { return bool(gpio_get_level(pin_)) != inverted_; }
-void ESP32InternalGPIOPin::digital_write(bool value) { gpio_set_level(pin_, value != inverted_ ? 1 : 0); }
-void ESP32InternalGPIOPin::detach_interrupt() const { gpio_intr_disable(pin_); }
+bool ESP32InternalGPIOPin::digital_read() {
+  return bool(gpio_get_level(this->get_pin_num())) != this->pin_flags_.inverted;
+}
+void ESP32InternalGPIOPin::digital_write(bool value) {
+  gpio_set_level(this->get_pin_num(), value != this->pin_flags_.inverted ? 1 : 0);
+}
+void ESP32InternalGPIOPin::detach_interrupt() const { gpio_intr_disable(this->get_pin_num()); }
 
 }  // namespace esp32
 

esphome/components/esp32/gpio.h

@@ -7,12 +7,18 @@
 namespace esphome {
 namespace esp32 {
 
+// Static assertions to ensure our bit-packed fields can hold the enum values
+static_assert(GPIO_NUM_MAX <= 256, "gpio_num_t has too many values for uint8_t");
+static_assert(GPIO_DRIVE_CAP_MAX <= 4, "gpio_drive_cap_t has too many values for 2-bit field");
+
 class ESP32InternalGPIOPin : public InternalGPIOPin {
  public:
-  void set_pin(gpio_num_t pin) { pin_ = pin; }
-  void set_inverted(bool inverted) { inverted_ = inverted; }
-  void set_drive_strength(gpio_drive_cap_t drive_strength) { drive_strength_ = drive_strength; }
-  void set_flags(gpio::Flags flags) { flags_ = flags; }
+  void set_pin(gpio_num_t pin) { this->pin_ = static_cast<uint8_t>(pin); }
+  void set_inverted(bool inverted) { this->pin_flags_.inverted = inverted; }
+  void set_drive_strength(gpio_drive_cap_t drive_strength) {
+    this->pin_flags_.drive_strength = static_cast<uint8_t>(drive_strength);
+  }
+  void set_flags(gpio::Flags flags) { this->flags_ = flags; }
 
   void setup() override;
   void pin_mode(gpio::Flags flags) override;
@@ -21,17 +27,26 @@ class ESP32InternalGPIOPin : public InternalGPIOPin {
   std::string dump_summary() const override;
   void detach_interrupt() const override;
   ISRInternalGPIOPin to_isr() const override;
-  uint8_t get_pin() const override { return (uint8_t) pin_; }
-  gpio::Flags get_flags() const override { return flags_; }
-  bool is_inverted() const override { return inverted_; }
+  uint8_t get_pin() const override { return this->pin_; }
+  gpio::Flags get_flags() const override { return this->flags_; }
+  bool is_inverted() const override { return this->pin_flags_.inverted; }
+  gpio_num_t get_pin_num() const { return static_cast<gpio_num_t>(this->pin_); }
+  gpio_drive_cap_t get_drive_strength() const { return static_cast<gpio_drive_cap_t>(this->pin_flags_.drive_strength); }
 
  protected:
   void attach_interrupt(void (*func)(void *), void *arg, gpio::InterruptType type) const override;
 
-  gpio_num_t pin_;
-  gpio_drive_cap_t drive_strength_;
-  gpio::Flags flags_;
-  bool inverted_;
+  // Memory layout: 8 bytes total on 32-bit systems
+  // - 3 bytes for members below
+  // - 1 byte padding for alignment
+  // - 4 bytes for vtable pointer
+  uint8_t pin_;        // GPIO pin number (0-255, actual max ~54 on ESP32)
+  gpio::Flags flags_;  // GPIO flags (1 byte)
+  struct PinFlags {
+    uint8_t inverted : 1;        // Invert pin logic (1 bit)
+    uint8_t drive_strength : 2;  // Drive strength 0-3 (2 bits)
+    uint8_t reserved : 5;        // Reserved for future use (5 bits)
+  } pin_flags_;                  // Total: 1 byte
   // NOLINTNEXTLINE(cppcoreguidelines-avoid-non-const-global-variables)
   static bool isr_service_installed;
 };

esphome/components/esp32_ble/ble_uuid.cpp

@@ -7,6 +7,7 @@
 #include <cstdio>
 #include <cinttypes>
 #include "esphome/core/log.h"
+#include "esphome/core/helpers.h"
 
 namespace esphome::esp32_ble {
 
@@ -169,22 +170,42 @@ bool ESPBTUUID::operator==(const ESPBTUUID &uuid) const {
 }
 esp_bt_uuid_t ESPBTUUID::get_uuid() const { return this->uuid_; }
 std::string ESPBTUUID::to_string() const {
+  char buf[40];  // Enough for 128-bit UUID with dashes
+  char *pos = buf;
+
   switch (this->uuid_.len) {
     case ESP_UUID_LEN_16:
-      return str_snprintf("0x%02X%02X", 6, this->uuid_.uuid.uuid16 >> 8, this->uuid_.uuid.uuid16 & 0xff);
+      *pos++ = '0';
+      *pos++ = 'x';
+      *pos++ = format_hex_pretty_char(this->uuid_.uuid.uuid16 >> 12);
+      *pos++ = format_hex_pretty_char((this->uuid_.uuid.uuid16 >> 8) & 0x0F);
+      *pos++ = format_hex_pretty_char((this->uuid_.uuid.uuid16 >> 4) & 0x0F);
+      *pos++ = format_hex_pretty_char(this->uuid_.uuid.uuid16 & 0x0F);
+      *pos = '\0';
+      return std::string(buf);
+
     case ESP_UUID_LEN_32:
-      return str_snprintf("0x%02" PRIX32 "%02" PRIX32 "%02" PRIX32 "%02" PRIX32, 10, (this->uuid_.uuid.uuid32 >> 24),
-                          (this->uuid_.uuid.uuid32 >> 16 & 0xff), (this->uuid_.uuid.uuid32 >> 8 & 0xff),
-                          this->uuid_.uuid.uuid32 & 0xff);
+      *pos++ = '0';
+      *pos++ = 'x';
+      for (int shift = 28; shift >= 0; shift -= 4) {
+        *pos++ = format_hex_pretty_char((this->uuid_.uuid.uuid32 >> shift) & 0x0F);
+      }
+      *pos = '\0';
+      return std::string(buf);
+
     default:
     case ESP_UUID_LEN_128:
-      std::string buf;
+      // Format: XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX
       for (int8_t i = 15; i >= 0; i--) {
-        buf += str_snprintf("%02X", 2, this->uuid_.uuid.uuid128[i]);
-        if (i == 6 || i == 8 || i == 10 || i == 12)
-          buf += "-";
+        uint8_t byte = this->uuid_.uuid.uuid128[i];
+        *pos++ = format_hex_pretty_char(byte >> 4);
+        *pos++ = format_hex_pretty_char(byte & 0x0F);
+        if (i == 12 || i == 10 || i == 8 || i == 6) {
+          *pos++ = '-';
+        }
       }
-      return buf;
+      *pos = '\0';
+      return std::string(buf);
   }
   return "";
 }

esphome/components/esp32_ble_beacon/esp32_ble_beacon.cpp

@@ -31,12 +31,13 @@ void ESP32BLEBeacon::dump_config() {
   char uuid[37];
   char *bpos = uuid;
   for (int8_t ii = 0; ii < 16; ++ii) {
-    bpos += sprintf(bpos, "%02X", this->uuid_[ii]);
+    *bpos++ = format_hex_pretty_char(this->uuid_[ii] >> 4);
+    *bpos++ = format_hex_pretty_char(this->uuid_[ii] & 0x0F);
     if (ii == 3 || ii == 5 || ii == 7 || ii == 9) {
-      bpos += sprintf(bpos, "-");
+      *bpos++ = '-';
     }
   }
-  uuid[36] = '\0';
+  *bpos = '\0';
   ESP_LOGCONFIG(TAG,
                 "  UUID: %s, Major: %u, Minor: %u, Min Interval: %ums, Max Interval: %ums, Measured Power: %d"
                 ", TX Power: %ddBm",

esphome/components/esp32_ble_client/ble_client_base.h

@@ -60,11 +60,14 @@ class BLEClientBase : public espbt::ESPBTClient, public Component {
     if (address == 0) {
       this->address_str_ = "";
     } else {
-      this->address_str_ =
-          str_snprintf("%02X:%02X:%02X:%02X:%02X:%02X", 17, (uint8_t) (this->address_ >> 40) & 0xff,
-                       (uint8_t) (this->address_ >> 32) & 0xff, (uint8_t) (this->address_ >> 24) & 0xff,
-                       (uint8_t) (this->address_ >> 16) & 0xff, (uint8_t) (this->address_ >> 8) & 0xff,
-                       (uint8_t) (this->address_ >> 0) & 0xff);
+      char buf[18];
+      uint8_t mac[6] = {
+          (uint8_t) ((this->address_ >> 40) & 0xff), (uint8_t) ((this->address_ >> 32) & 0xff),
+          (uint8_t) ((this->address_ >> 24) & 0xff), (uint8_t) ((this->address_ >> 16) & 0xff),
+          (uint8_t) ((this->address_ >> 8) & 0xff),  (uint8_t) ((this->address_ >> 0) & 0xff),
+      };
+      format_mac_addr_upper(mac, buf);
+      this->address_str_ = buf;
     }
   }
   const std::string &address_str() const { return this->address_str_; }

esphome/components/esp32_ble_tracker/esp32_ble_tracker.cpp

@@ -607,9 +607,8 @@ void ESPBTDevice::parse_adv_(const uint8_t *payload, uint8_t len) {
 }
 
 std::string ESPBTDevice::address_str() const {
-  char mac[24];
-  snprintf(mac, sizeof(mac), "%02X:%02X:%02X:%02X:%02X:%02X", this->address_[0], this->address_[1], this->address_[2],
-           this->address_[3], this->address_[4], this->address_[5]);
+  char mac[18];
+  format_mac_addr_upper(this->address_, mac);
   return mac;
 }
 

esphome/components/esphome/ota/ota_esphome.cpp

@@ -30,19 +30,19 @@ void ESPHomeOTAComponent::setup() {
 
   this->server_ = socket::socket_ip_loop_monitored(SOCK_STREAM, 0);  // monitored for incoming connections
   if (this->server_ == nullptr) {
-    this->log_socket_error_("creation");
+    this->log_socket_error_(LOG_STR("creation"));
     this->mark_failed();
     return;
   }
   int enable = 1;
   int err = this->server_->setsockopt(SOL_SOCKET, SO_REUSEADDR, &enable, sizeof(int));
   if (err != 0) {
-    this->log_socket_error_("reuseaddr");
+    this->log_socket_error_(LOG_STR("reuseaddr"));
     // we can still continue
   }
   err = this->server_->setblocking(false);
   if (err != 0) {
-    this->log_socket_error_("non-blocking");
+    this->log_socket_error_(LOG_STR("non-blocking"));
     this->mark_failed();
     return;
   }
@@ -51,21 +51,21 @@ void ESPHomeOTAComponent::setup() {
 
   socklen_t sl = socket::set_sockaddr_any((struct sockaddr *) &server, sizeof(server), this->port_);
   if (sl == 0) {
-    this->log_socket_error_("set sockaddr");
+    this->log_socket_error_(LOG_STR("set sockaddr"));
     this->mark_failed();
     return;
   }
 
   err = this->server_->bind((struct sockaddr *) &server, sizeof(server));
   if (err != 0) {
-    this->log_socket_error_("bind");
+    this->log_socket_error_(LOG_STR("bind"));
     this->mark_failed();
     return;
   }
 
   err = this->server_->listen(4);
   if (err != 0) {
-    this->log_socket_error_("listen");
+    this->log_socket_error_(LOG_STR("listen"));
     this->mark_failed();
     return;
   }
@@ -114,17 +114,17 @@ void ESPHomeOTAComponent::handle_handshake_() {
       return;
     int err = this->client_->setsockopt(IPPROTO_TCP, TCP_NODELAY, &enable, sizeof(int));
     if (err != 0) {
-      this->log_socket_error_("nodelay");
+      this->log_socket_error_(LOG_STR("nodelay"));
       this->cleanup_connection_();
       return;
     }
     err = this->client_->setblocking(false);
     if (err != 0) {
-      this->log_socket_error_("non-blocking");
+      this->log_socket_error_(LOG_STR("non-blocking"));
       this->cleanup_connection_();
       return;
     }
-    this->log_start_("handshake");
+    this->log_start_(LOG_STR("handshake"));
     this->client_connect_time_ = App.get_loop_component_start_time();
     this->magic_buf_pos_ = 0;  // Reset magic buffer position
   }
@@ -150,7 +150,7 @@ void ESPHomeOTAComponent::handle_handshake_() {
     if (read <= 0) {
       // Error or connection closed
       if (read == -1) {
-        this->log_socket_error_("reading magic bytes");
+        this->log_socket_error_(LOG_STR("reading magic bytes"));
       } else {
         ESP_LOGW(TAG, "Remote closed during handshake");
       }
@@ -209,7 +209,7 @@ void ESPHomeOTAComponent::handle_data_() {
 
   // Read features - 1 byte
   if (!this->readall_(buf, 1)) {
-    this->log_read_error_("features");
+    this->log_read_error_(LOG_STR("features"));
     goto error;  // NOLINT(cppcoreguidelines-avoid-goto)
   }
   ota_features = buf[0];  // NOLINT
@@ -288,7 +288,7 @@ void ESPHomeOTAComponent::handle_data_() {
 
   // Read size, 4 bytes MSB first
   if (!this->readall_(buf, 4)) {
-    this->log_read_error_("size");
+    this->log_read_error_(LOG_STR("size"));
     goto error;  // NOLINT(cppcoreguidelines-avoid-goto)
   }
   ota_size = 0;
@@ -302,7 +302,7 @@ void ESPHomeOTAComponent::handle_data_() {
   // starting the update, set the warning status and notify
   // listeners. This ensures that port scanners do not
   // accidentally trigger the update process.
-  this->log_start_("update");
+  this->log_start_(LOG_STR("update"));
   this->status_set_warning();
 #ifdef USE_OTA_STATE_CALLBACK
   this->state_callback_.call(ota::OTA_STARTED, 0.0f, 0);
@@ -320,7 +320,7 @@ void ESPHomeOTAComponent::handle_data_() {
 
   // Read binary MD5, 32 bytes
   if (!this->readall_(buf, 32)) {
-    this->log_read_error_("MD5 checksum");
+    this->log_read_error_(LOG_STR("MD5 checksum"));
     goto error;  // NOLINT(cppcoreguidelines-avoid-goto)
   }
   sbuf[32] = '\0';
@@ -393,7 +393,7 @@ void ESPHomeOTAComponent::handle_data_() {
 
   // Read ACK
   if (!this->readall_(buf, 1) || buf[0] != ota::OTA_RESPONSE_OK) {
-    this->log_read_error_("ack");
+    this->log_read_error_(LOG_STR("ack"));
     // do not go to error, this is not fatal
   }
 
@@ -477,12 +477,14 @@ float ESPHomeOTAComponent::get_setup_priority() const { return setup_priority::A
 uint16_t ESPHomeOTAComponent::get_port() const { return this->port_; }
 void ESPHomeOTAComponent::set_port(uint16_t port) { this->port_ = port; }
 
-void ESPHomeOTAComponent::log_socket_error_(const char *msg) { ESP_LOGW(TAG, "Socket %s: errno %d", msg, errno); }
+void ESPHomeOTAComponent::log_socket_error_(const LogString *msg) {
+  ESP_LOGW(TAG, "Socket %s: errno %d", LOG_STR_ARG(msg), errno);
+}
 
-void ESPHomeOTAComponent::log_read_error_(const char *what) { ESP_LOGW(TAG, "Read %s failed", what); }
+void ESPHomeOTAComponent::log_read_error_(const LogString *what) { ESP_LOGW(TAG, "Read %s failed", LOG_STR_ARG(what)); }
 
-void ESPHomeOTAComponent::log_start_(const char *phase) {
-  ESP_LOGD(TAG, "Starting %s from %s", phase, this->client_->getpeername().c_str());
+void ESPHomeOTAComponent::log_start_(const LogString *phase) {
+  ESP_LOGD(TAG, "Starting %s from %s", LOG_STR_ARG(phase), this->client_->getpeername().c_str());
 }
 
 void ESPHomeOTAComponent::cleanup_connection_() {

esphome/components/esphome/ota/ota_esphome.h

@@ -2,10 +2,11 @@
 
 #include "esphome/core/defines.h"
 #ifdef USE_OTA
-#include "esphome/core/helpers.h"
-#include "esphome/core/preferences.h"
 #include "esphome/components/ota/ota_backend.h"
 #include "esphome/components/socket/socket.h"
+#include "esphome/core/helpers.h"
+#include "esphome/core/log.h"
+#include "esphome/core/preferences.h"
 
 namespace esphome {
 
@@ -31,9 +32,9 @@ class ESPHomeOTAComponent : public ota::OTAComponent {
   void handle_data_();
   bool readall_(uint8_t *buf, size_t len);
   bool writeall_(const uint8_t *buf, size_t len);
-  void log_socket_error_(const char *msg);
-  void log_read_error_(const char *what);
-  void log_start_(const char *phase);
+  void log_socket_error_(const LogString *msg);
+  void log_read_error_(const LogString *what);
+  void log_start_(const LogString *phase);
   void cleanup_connection_();
   void yield_and_feed_watchdog_();
 

esphome/components/ethernet/__init__.py

@@ -77,6 +77,13 @@ ETHERNET_TYPES = {
     "DM9051": EthernetType.ETHERNET_TYPE_DM9051,
 }
 
+# PHY types that need compile-time defines for conditional compilation
+_PHY_TYPE_TO_DEFINE = {
+    "KSZ8081": "USE_ETHERNET_KSZ8081",
+    "KSZ8081RNA": "USE_ETHERNET_KSZ8081",
+    # Add other PHY types here only if they need conditional compilation
+}
+
 SPI_ETHERNET_TYPES = ["W5500", "DM9051"]
 SPI_ETHERNET_DEFAULT_POLLING_INTERVAL = TimePeriodMilliseconds(milliseconds=10)
 
@@ -345,6 +352,10 @@ async def to_code(config):
     if CONF_MANUAL_IP in config:
         cg.add(var.set_manual_ip(manual_ip(config[CONF_MANUAL_IP])))
 
+    # Add compile-time define for PHY types with specific code
+    if phy_define := _PHY_TYPE_TO_DEFINE.get(config[CONF_TYPE]):
+        cg.add_define(phy_define)
+
     cg.add_define("USE_ETHERNET")
 
     # Disable WiFi when using Ethernet to save memory

esphome/components/ethernet/ethernet_component.cpp

@@ -229,10 +229,12 @@ void EthernetComponent::setup() {
   ESPHL_ERROR_CHECK(err, "ETH driver install error");
 
 #ifndef USE_ETHERNET_SPI
+#ifdef USE_ETHERNET_KSZ8081
   if (this->type_ == ETHERNET_TYPE_KSZ8081RNA && this->clk_mode_ == EMAC_CLK_OUT) {
     // KSZ8081RNA default is incorrect. It expects a 25MHz clock instead of the 50MHz we provide.
     this->ksz8081_set_clock_reference_(mac);
   }
+#endif  // USE_ETHERNET_KSZ8081
 
   for (const auto &phy_register : this->phy_registers_) {
     this->write_phy_register_(mac, phy_register);
@@ -300,6 +302,7 @@ void EthernetComponent::loop() {
         this->state_ = EthernetComponentState::CONNECTING;
         this->start_connect_();
       } else {
+        this->finish_connect_();
         // When connected and stable, disable the loop to save CPU cycles
         this->disable_loop();
       }
@@ -486,13 +489,38 @@ void EthernetComponent::got_ip6_event_handler(void *arg, esp_event_base_t event_
 }
 #endif /* USE_NETWORK_IPV6 */
 
+void EthernetComponent::finish_connect_() {
+#if USE_NETWORK_IPV6
+  // Retry IPv6 link-local setup if it failed during initial connect
+  // This handles the case where min_ipv6_addr_count is NOT set (or is 0),
+  // allowing us to reach CONNECTED state with just IPv4.
+  // If IPv6 setup failed in start_connect_() because the interface wasn't ready:
+  // - Bootup timing issues (#10281)
+  // - Cable unplugged/network interruption (#10705)
+  // We can now retry since we're in CONNECTED state and the interface is definitely up.
+  if (!this->ipv6_setup_done_) {
+    esp_err_t err = esp_netif_create_ip6_linklocal(this->eth_netif_);
+    if (err == ESP_OK) {
+      ESP_LOGD(TAG, "IPv6 link-local address created (retry succeeded)");
+    }
+    // Always set the flag to prevent continuous retries
+    // If IPv6 setup fails here with the interface up and stable, it's
+    // likely a persistent issue (IPv6 disabled at router, hardware
+    // limitation, etc.) that won't be resolved by further retries.
+    // The device continues to work with IPv4.
+    this->ipv6_setup_done_ = true;
+  }
+#endif /* USE_NETWORK_IPV6 */
+}
+
 void EthernetComponent::start_connect_() {
   global_eth_component->got_ipv4_address_ = false;
 #if USE_NETWORK_IPV6
   global_eth_component->ipv6_count_ = 0;
+  this->ipv6_setup_done_ = false;
 #endif /* USE_NETWORK_IPV6 */
   this->connect_begin_ = millis();
-  this->status_set_warning("waiting for IP configuration");
+  this->status_set_warning(LOG_STR("waiting for IP configuration"));
 
   esp_err_t err;
   err = esp_netif_set_hostname(this->eth_netif_, App.get_name().c_str());
@@ -545,9 +573,27 @@ void EthernetComponent::start_connect_() {
     }
   }
 #if USE_NETWORK_IPV6
+  // Attempt to create IPv6 link-local address
+  // We MUST attempt this here, not just in finish_connect_(), because with
+  // min_ipv6_addr_count set, the component won't reach CONNECTED state without IPv6.
+  // However, this may fail with ESP_FAIL if the interface is not up yet:
+  // - At bootup when link isn't ready (#10281)
+  // - After disconnection/cable unplugged (#10705)
+  // We'll retry in finish_connect_() if it fails here.
   err = esp_netif_create_ip6_linklocal(this->eth_netif_);
   if (err != ESP_OK) {
-    ESPHL_ERROR_CHECK(err, "Enable IPv6 link local failed");
+    if (err == ESP_ERR_ESP_NETIF_INVALID_PARAMS) {
+      // This is a programming error, not a transient failure
+      ESPHL_ERROR_CHECK(err, "esp_netif_create_ip6_linklocal invalid parameters");
+    } else {
+      // ESP_FAIL means the interface isn't up yet
+      // This is expected and non-fatal, happens in multiple scenarios:
+      // - During reconnection after network interruptions (#10705)
+      // - At bootup when the link isn't ready yet (#10281)
+      // We'll retry once we reach CONNECTED state and the interface is up
+      ESP_LOGW(TAG, "esp_netif_create_ip6_linklocal failed: %s", esp_err_to_name(err));
+      // Don't mark component as failed - this is a transient error
+    }
   }
 #endif /* USE_NETWORK_IPV6 */
 
@@ -638,7 +684,9 @@ void EthernetComponent::get_eth_mac_address_raw(uint8_t *mac) {
 std::string EthernetComponent::get_eth_mac_address_pretty() {
   uint8_t mac[6];
   get_eth_mac_address_raw(mac);
-  return str_snprintf("%02X:%02X:%02X:%02X:%02X:%02X", 17, mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
+  char buf[18];
+  format_mac_addr_upper(mac, buf);
+  return std::string(buf);
 }
 
 eth_duplex_t EthernetComponent::get_duplex_mode() {
@@ -675,6 +723,7 @@ bool EthernetComponent::powerdown() {
 
 #ifndef USE_ETHERNET_SPI
 
+#ifdef USE_ETHERNET_KSZ8081
 constexpr uint8_t KSZ80XX_PC2R_REG_ADDR = 0x1F;
 
 void EthernetComponent::ksz8081_set_clock_reference_(esp_eth_mac_t *mac) {
@@ -703,6 +752,7 @@ void EthernetComponent::ksz8081_set_clock_reference_(esp_eth_mac_t *mac) {
     ESP_LOGVV(TAG, "KSZ8081 PHY Control 2: %s", format_hex_pretty((u_int8_t *) &phy_control_2, 2).c_str());
   }
 }
+#endif  // USE_ETHERNET_KSZ8081
 
 void EthernetComponent::write_phy_register_(esp_eth_mac_t *mac, PHYRegister register_data) {
   esp_err_t err;

esphome/components/ethernet/ethernet_component.h

@@ -102,9 +102,12 @@ class EthernetComponent : public Component {
 #endif /* LWIP_IPV6 */
 
   void start_connect_();
+  void finish_connect_();
   void dump_connect_params_();
+#ifdef USE_ETHERNET_KSZ8081
   /// @brief Set `RMII Reference Clock Select` bit for KSZ8081.
   void ksz8081_set_clock_reference_(esp_eth_mac_t *mac);
+#endif
   /// @brief Set arbitratry PHY registers from config.
   void write_phy_register_(esp_eth_mac_t *mac, PHYRegister register_data);
 
@@ -144,6 +147,7 @@ class EthernetComponent : public Component {
   bool got_ipv4_address_{false};
 #if LWIP_IPV6
   uint8_t ipv6_count_{0};
+  bool ipv6_setup_done_{false};
 #endif /* LWIP_IPV6 */
 
   // Pointers at the end (naturally aligned)

esphome/components/factory_reset/button/factory_reset_button.cpp

@@ -1,7 +1,13 @@
 #include "factory_reset_button.h"
+
+#include "esphome/core/defines.h"
+
+#ifdef USE_OPENTHREAD
+#include "esphome/components/openthread/openthread.h"
+#endif
+#include "esphome/core/application.h"
 #include "esphome/core/hal.h"
 #include "esphome/core/log.h"
-#include "esphome/core/application.h"
 
 namespace esphome {
 namespace factory_reset {
@@ -13,9 +19,20 @@ void FactoryResetButton::press_action() {
   ESP_LOGI(TAG, "Resetting");
   // Let MQTT settle a bit
   delay(100);  // NOLINT
+#ifdef USE_OPENTHREAD
+  openthread::global_openthread_component->on_factory_reset(FactoryResetButton::factory_reset_callback);
+#else
+  global_preferences->reset();
+  App.safe_reboot();
+#endif
+}
+
+#ifdef USE_OPENTHREAD
+void FactoryResetButton::factory_reset_callback() {
   global_preferences->reset();
   App.safe_reboot();
 }
+#endif
 
 }  // namespace factory_reset
 }  // namespace esphome

esphome/components/factory_reset/button/factory_reset_button.h

@@ -1,7 +1,9 @@
 #pragma once
 
-#include "esphome/core/component.h"
+#include "esphome/core/defines.h"
+
 #include "esphome/components/button/button.h"
+#include "esphome/core/component.h"
 
 namespace esphome {
 namespace factory_reset {
@@ -9,6 +11,9 @@ namespace factory_reset {
 class FactoryResetButton : public button::Button, public Component {
  public:
   void dump_config() override;
+#ifdef USE_OPENTHREAD
+  static void factory_reset_callback();
+#endif
 
  protected:
   void press_action() override;

esphome/components/factory_reset/switch/factory_reset_switch.cpp

@@ -1,7 +1,13 @@
 #include "factory_reset_switch.h"
+
+#include "esphome/core/defines.h"
+
+#ifdef USE_OPENTHREAD
+#include "esphome/components/openthread/openthread.h"
+#endif
+#include "esphome/core/application.h"
 #include "esphome/core/hal.h"
 #include "esphome/core/log.h"
-#include "esphome/core/application.h"
 
 namespace esphome {
 namespace factory_reset {
@@ -17,10 +23,21 @@ void FactoryResetSwitch::write_state(bool state) {
     ESP_LOGI(TAG, "Resetting");
     // Let MQTT settle a bit
     delay(100);  // NOLINT
+#ifdef USE_OPENTHREAD
+    openthread::global_openthread_component->on_factory_reset(FactoryResetSwitch::factory_reset_callback);
+#else
     global_preferences->reset();
     App.safe_reboot();
+#endif
   }
 }
 
+#ifdef USE_OPENTHREAD
+void FactoryResetSwitch::factory_reset_callback() {
+  global_preferences->reset();
+  App.safe_reboot();
+}
+#endif
+
 }  // namespace factory_reset
 }  // namespace esphome

esphome/components/factory_reset/switch/factory_reset_switch.h

@@ -1,7 +1,8 @@
 #pragma once
 
-#include "esphome/core/component.h"
 #include "esphome/components/switch/switch.h"
+#include "esphome/core/component.h"
+#include "esphome/core/defines.h"
 
 namespace esphome {
 namespace factory_reset {
@@ -9,6 +10,9 @@ namespace factory_reset {
 class FactoryResetSwitch : public switch_::Switch, public Component {
  public:
   void dump_config() override;
+#ifdef USE_OPENTHREAD
+  static void factory_reset_callback();
+#endif
 
  protected:
   void write_state(bool state) override;

esphome/components/gdk101/gdk101.cpp

@@ -11,22 +11,22 @@ static const uint8_t NUMBER_OF_READ_RETRIES = 5;
 void GDK101Component::update() {
   uint8_t data[2];
   if (!this->read_dose_1m_(data)) {
-    this->status_set_warning("Failed to read dose 1m");
+    this->status_set_warning(LOG_STR("Failed to read dose 1m"));
     return;
   }
 
   if (!this->read_dose_10m_(data)) {
-    this->status_set_warning("Failed to read dose 10m");
+    this->status_set_warning(LOG_STR("Failed to read dose 10m"));
     return;
   }
 
   if (!this->read_status_(data)) {
-    this->status_set_warning("Failed to read status");
+    this->status_set_warning(LOG_STR("Failed to read status"));
     return;
   }
 
   if (!this->read_measurement_duration_(data)) {
-    this->status_set_warning("Failed to read measurement duration");
+    this->status_set_warning(LOG_STR("Failed to read measurement duration"));
     return;
   }
   this->status_clear_warning();

esphome/components/gpio/binary_sensor/gpio_binary_sensor.cpp

@@ -6,6 +6,23 @@ namespace gpio {
 
 static const char *const TAG = "gpio.binary_sensor";
 
+static const LogString *interrupt_type_to_string(gpio::InterruptType type) {
+  switch (type) {
+    case gpio::INTERRUPT_RISING_EDGE:
+      return LOG_STR("RISING_EDGE");
+    case gpio::INTERRUPT_FALLING_EDGE:
+      return LOG_STR("FALLING_EDGE");
+    case gpio::INTERRUPT_ANY_EDGE:
+      return LOG_STR("ANY_EDGE");
+    default:
+      return LOG_STR("UNKNOWN");
+  }
+}
+
+static const LogString *gpio_mode_to_string(bool use_interrupt) {
+  return use_interrupt ? LOG_STR("interrupt") : LOG_STR("polling");
+}
+
 void IRAM_ATTR GPIOBinarySensorStore::gpio_intr(GPIOBinarySensorStore *arg) {
   bool new_state = arg->isr_pin_.digital_read();
   if (new_state != arg->last_state_) {
@@ -51,25 +68,9 @@ void GPIOBinarySensor::setup() {
 void GPIOBinarySensor::dump_config() {
   LOG_BINARY_SENSOR("", "GPIO Binary Sensor", this);
   LOG_PIN("  Pin: ", this->pin_);
-  const char *mode = this->use_interrupt_ ? "interrupt" : "polling";
-  ESP_LOGCONFIG(TAG, "  Mode: %s", mode);
+  ESP_LOGCONFIG(TAG, "  Mode: %s", LOG_STR_ARG(gpio_mode_to_string(this->use_interrupt_)));
   if (this->use_interrupt_) {
-    const char *interrupt_type;
-    switch (this->interrupt_type_) {
-      case gpio::INTERRUPT_RISING_EDGE:
-        interrupt_type = "RISING_EDGE";
-        break;
-      case gpio::INTERRUPT_FALLING_EDGE:
-        interrupt_type = "FALLING_EDGE";
-        break;
-      case gpio::INTERRUPT_ANY_EDGE:
-        interrupt_type = "ANY_EDGE";
-        break;
-      default:
-        interrupt_type = "UNKNOWN";
-        break;
-    }
-    ESP_LOGCONFIG(TAG, "  Interrupt Type: %s", interrupt_type);
+    ESP_LOGCONFIG(TAG, "  Interrupt Type: %s", LOG_STR_ARG(interrupt_type_to_string(this->interrupt_type_)));
   }
 }
 

esphome/components/gpio_expander/cached_gpio.h

@@ -4,6 +4,7 @@
 #include <cstdint>
 #include <cstring>
 #include <limits>
+#include <type_traits>
 #include "esphome/core/hal.h"
 
 namespace esphome::gpio_expander {
@@ -11,18 +12,27 @@ namespace esphome::gpio_expander {
 /// @brief A class to cache the read state of a GPIO expander.
 ///        This class caches reads between GPIO Pins which are on the same bank.
 ///        This means that for reading whole Port (ex. 8 pins) component needs only one
-///        I2C/SPI read per main loop call. It assumes, that one bit in byte identifies one GPIO pin
+///        I2C/SPI read per main loop call. It assumes that one bit in byte identifies one GPIO pin.
+///
 ///        Template parameters:
-///           T - Type which represents internal register. Could be uint8_t or uint16_t. Adjust to
-///               match size of your internal GPIO bank register.
-///           N - Number of pins
-template<typename T, T N> class CachedGpioExpander {
+///           T - Type which represents internal bank register. Could be uint8_t or uint16_t.
+///               Choose based on how your I/O expander reads pins:
+///               * uint8_t:  For chips that read banks separately (8 pins at a time)
+///                          Examples: MCP23017 (2x8-bit banks), TCA9555 (2x8-bit banks)
+///               * uint16_t: For chips that read all pins at once (up to 16 pins)
+///                          Examples: PCF8574/8575 (8/16 pins), PCA9554/9555 (8/16 pins)
+///           N - Total number of pins (maximum 65535)
+///           P - Type for pin number parameters (automatically selected based on N:
+///               uint8_t for N<=256, uint16_t for N>256). Can be explicitly specified
+///               if needed (e.g., for components like SN74HC165 with >256 pins)
+template<typename T, uint16_t N, typename P = typename std::conditional<(N > 256), uint16_t, uint8_t>::type>
+class CachedGpioExpander {
  public:
   /// @brief Read the state of the given pin. This will invalidate the cache for the given pin number.
   /// @param pin Pin number to read
   /// @return Pin state
-  bool digital_read(T pin) {
-    const uint8_t bank = pin / BANK_SIZE;
+  bool digital_read(P pin) {
+    const P bank = pin / BANK_SIZE;
     const T pin_mask = (1 << (pin % BANK_SIZE));
     // Check if specific pin cache is valid
     if (this->read_cache_valid_[bank] & pin_mask) {
@@ -38,21 +48,31 @@ template<typename T, T N> class CachedGpioExpander {
     return this->digital_read_cache(pin);
   }
 
-  void digital_write(T pin, bool value) { this->digital_write_hw(pin, value); }
+  void digital_write(P pin, bool value) { this->digital_write_hw(pin, value); }
 
  protected:
-  /// @brief Call component low level function to read GPIO state from device
-  virtual bool digital_read_hw(T pin) = 0;
-  /// @brief Call component read function from internal cache.
-  virtual bool digital_read_cache(T pin) = 0;
-  /// @brief Call component low level function to write GPIO state to device
-  virtual void digital_write_hw(T pin, bool value) = 0;
+  /// @brief Read GPIO bank from hardware into internal state
+  /// @param pin Pin number (used to determine which bank to read)
+  /// @return true if read succeeded, false on communication error
+  /// @note This does NOT return the pin state. It returns whether the read operation succeeded.
+  ///       The actual pin state should be returned by digital_read_cache().
+  virtual bool digital_read_hw(P pin) = 0;
+
+  /// @brief Get cached pin value from internal state
+  /// @param pin Pin number to read
+  /// @return Pin state (true = HIGH, false = LOW)
+  virtual bool digital_read_cache(P pin) = 0;
+
+  /// @brief Write GPIO state to hardware
+  /// @param pin Pin number to write
+  /// @param value Pin state to write (true = HIGH, false = LOW)
+  virtual void digital_write_hw(P pin, bool value) = 0;
 
   /// @brief Invalidate cache. This function should be called in component loop().
   void reset_pin_cache_() { memset(this->read_cache_valid_, 0x00, CACHE_SIZE_BYTES); }
 
-  static constexpr uint8_t BITS_PER_BYTE = 8;
-  static constexpr uint8_t BANK_SIZE = sizeof(T) * BITS_PER_BYTE;
+  static constexpr uint16_t BITS_PER_BYTE = 8;
+  static constexpr uint16_t BANK_SIZE = sizeof(T) * BITS_PER_BYTE;
   static constexpr size_t BANKS = N / BANK_SIZE;
   static constexpr size_t CACHE_SIZE_BYTES = BANKS * sizeof(T);
 

esphome/components/grove_gas_mc_v2/grove_gas_mc_v2.cpp

@@ -57,7 +57,7 @@ void GroveGasMultichannelV2Component::update() {
 void GroveGasMultichannelV2Component::dump_config() {
   ESP_LOGCONFIG(TAG, "Grove Multichannel Gas Sensor V2");
   LOG_I2C_DEVICE(this)
-  LOG_UPDATE_INTERVAL(this)
+  LOG_UPDATE_INTERVAL(this);
   LOG_SENSOR("  ", "Nitrogen Dioxide", this->nitrogen_dioxide_sensor_);
   LOG_SENSOR("  ", "Ethanol", this->ethanol_sensor_);
   LOG_SENSOR("  ", "Carbon Monoxide", this->carbon_monoxide_sensor_);

esphome/components/gt911/touchscreen/gt911_touchscreen.cpp

@@ -20,7 +20,7 @@ static const size_t MAX_BUTTONS = 4;  // max number of buttons scanned
 
 #define ERROR_CHECK(err) \
   if ((err) != i2c::ERROR_OK) { \
-    this->status_set_warning(ESP_LOG_MSG_COMM_FAIL); \
+    this->status_set_warning(LOG_STR(ESP_LOG_MSG_COMM_FAIL)); \
     return; \
   }
 

esphome/components/hlw8012/hlw8012.cpp

@@ -42,7 +42,7 @@ void HLW8012Component::dump_config() {
                 "  Current resistor: %.1f mΩ\n"
                 "  Voltage Divider: %.1f",
                 this->change_mode_every_, this->current_resistor_ * 1000.0f, this->voltage_divider_);
-  LOG_UPDATE_INTERVAL(this)
+  LOG_UPDATE_INTERVAL(this);
   LOG_SENSOR("  ", "Voltage", this->voltage_sensor_);
   LOG_SENSOR("  ", "Current", this->current_sensor_);
   LOG_SENSOR("  ", "Power", this->power_sensor_);

esphome/components/honeywellabp2_i2c/honeywellabp2.cpp

@@ -15,7 +15,7 @@ static const char *const TAG = "honeywellabp2";
 void HONEYWELLABP2Sensor::read_sensor_data() {
   if (this->read(raw_data_, 7) != i2c::ERROR_OK) {
     ESP_LOGE(TAG, ESP_LOG_MSG_COMM_FAIL);
-    this->status_set_warning("couldn't read sensor data");
+    this->status_set_warning(LOG_STR("couldn't read sensor data"));
     return;
   }
   float press_counts = encode_uint24(raw_data_[1], raw_data_[2], raw_data_[3]);  // calculate digital pressure counts
@@ -31,7 +31,7 @@ void HONEYWELLABP2Sensor::read_sensor_data() {
 void HONEYWELLABP2Sensor::start_measurement() {
   if (this->write(i2c_cmd_, 3) != i2c::ERROR_OK) {
     ESP_LOGE(TAG, ESP_LOG_MSG_COMM_FAIL);
-    this->status_set_warning("couldn't start measurement");
+    this->status_set_warning(LOG_STR("couldn't start measurement"));
     return;
   }
   this->measurement_running_ = true;
@@ -40,7 +40,7 @@ void HONEYWELLABP2Sensor::start_measurement() {
 bool HONEYWELLABP2Sensor::is_measurement_ready() {
   if (this->read(raw_data_, 1) != i2c::ERROR_OK) {
     ESP_LOGE(TAG, ESP_LOG_MSG_COMM_FAIL);
-    this->status_set_warning("couldn't check measurement");
+    this->status_set_warning(LOG_STR("couldn't check measurement"));
     return false;
   }
   if ((raw_data_[0] & (0x1 << STATUS_BIT_BUSY)) > 0) {
@@ -53,7 +53,7 @@ bool HONEYWELLABP2Sensor::is_measurement_ready() {
 void HONEYWELLABP2Sensor::measurement_timeout() {
   ESP_LOGE(TAG, "Timeout!");
   this->measurement_running_ = false;
-  this->status_set_warning("measurement timed out");
+  this->status_set_warning(LOG_STR("measurement timed out"));
 }
 
 float HONEYWELLABP2Sensor::get_pressure() { return this->last_pressure_; }

esphome/components/i2c/i2c.cpp

@@ -39,18 +39,22 @@ ErrorCode I2CDevice::read_register16(uint16_t a_register, uint8_t *data, size_t
 }
 
 ErrorCode I2CDevice::write_register(uint8_t a_register, const uint8_t *data, size_t len) const {
-  std::vector<uint8_t> v{};
-  v.push_back(a_register);
-  v.insert(v.end(), data, data + len);
-  return bus_->write_readv(this->address_, v.data(), v.size(), nullptr, 0);
+  SmallBufferWithHeapFallback<17> buffer_alloc;  // Most I2C writes are <= 16 bytes
+  uint8_t *buffer = buffer_alloc.get(len + 1);
+
+  buffer[0] = a_register;
+  std::copy(data, data + len, buffer + 1);
+  return this->bus_->write_readv(this->address_, buffer, len + 1, nullptr, 0);
 }
 
 ErrorCode I2CDevice::write_register16(uint16_t a_register, const uint8_t *data, size_t len) const {
-  std::vector<uint8_t> v(len + 2);
-  v[0] = a_register >> 8;
-  v[1] = a_register;
-  std::copy(data, data + len, v.begin() + 2);
-  return bus_->write_readv(this->address_, v.data(), v.size(), nullptr, 0);
+  SmallBufferWithHeapFallback<18> buffer_alloc;  // Most I2C writes are <= 16 bytes + 2 for register
+  uint8_t *buffer = buffer_alloc.get(len + 2);
+
+  buffer[0] = a_register >> 8;
+  buffer[1] = a_register;
+  std::copy(data, data + len, buffer + 2);
+  return this->bus_->write_readv(this->address_, buffer, len + 2, nullptr, 0);
 }
 
 bool I2CDevice::read_bytes_16(uint8_t a_register, uint16_t *data, uint8_t len) {

esphome/components/i2c/i2c_bus.h

@@ -2,6 +2,7 @@
 #include <cstddef>
 #include <cstdint>
 #include <cstring>
+#include <memory>
 #include <utility>
 #include <vector>
 
@@ -10,6 +11,22 @@
 namespace esphome {
 namespace i2c {
 
+/// @brief Helper class for efficient buffer allocation - uses stack for small sizes, heap for large
+template<size_t STACK_SIZE> class SmallBufferWithHeapFallback {
+ public:
+  uint8_t *get(size_t size) {
+    if (size <= STACK_SIZE) {
+      return this->stack_buffer_;
+    }
+    this->heap_buffer_ = std::unique_ptr<uint8_t[]>(new uint8_t[size]);
+    return this->heap_buffer_.get();
+  }
+
+ private:
+  uint8_t stack_buffer_[STACK_SIZE];
+  std::unique_ptr<uint8_t[]> heap_buffer_;
+};
+
 /// @brief Error codes returned by I2CBus and I2CDevice methods
 enum ErrorCode {
   NO_ERROR = 0,                ///< No error found during execution of method
@@ -74,14 +91,17 @@ class I2CBus {
     for (size_t i = 0; i != count; i++) {
       total_len += read_buffers[i].len;
     }
-    std::vector<uint8_t> buffer(total_len);
-    auto err = this->write_readv(address, nullptr, 0, buffer.data(), total_len);
+
+    SmallBufferWithHeapFallback<128> buffer_alloc;  // Most I2C reads are small
+    uint8_t *buffer = buffer_alloc.get(total_len);
+
+    auto err = this->write_readv(address, nullptr, 0, buffer, total_len);
     if (err != ERROR_OK)
       return err;
     size_t pos = 0;
     for (size_t i = 0; i != count; i++) {
       if (read_buffers[i].len != 0) {
-        std::memcpy(read_buffers[i].data, buffer.data() + pos, read_buffers[i].len);
+        std::memcpy(read_buffers[i].data, buffer + pos, read_buffers[i].len);
         pos += read_buffers[i].len;
       }
     }
@@ -91,11 +111,21 @@ class I2CBus {
   ESPDEPRECATED("This method is deprecated and will be removed in ESPHome 2026.3.0. Use write_readv() instead.",
                 "2025.9.0")
   ErrorCode writev(uint8_t address, const WriteBuffer *write_buffers, size_t count, bool stop = true) {
-    std::vector<uint8_t> buffer{};
+    size_t total_len = 0;
     for (size_t i = 0; i != count; i++) {
-      buffer.insert(buffer.end(), write_buffers[i].data, write_buffers[i].data + write_buffers[i].len);
+      total_len += write_buffers[i].len;
     }
-    return this->write_readv(address, buffer.data(), buffer.size(), nullptr, 0);
+
+    SmallBufferWithHeapFallback<128> buffer_alloc;  // Most I2C writes are small
+    uint8_t *buffer = buffer_alloc.get(total_len);
+
+    size_t pos = 0;
+    for (size_t i = 0; i != count; i++) {
+      std::memcpy(buffer + pos, write_buffers[i].data, write_buffers[i].len);
+      pos += write_buffers[i].len;
+    }
+
+    return this->write_readv(address, buffer, total_len, nullptr, 0);
   }
 
  protected:

esphome/components/i2s_audio/__init__.py

@@ -4,6 +4,9 @@ from esphome.components.esp32 import add_idf_sdkconfig_option, get_esp32_variant
 from esphome.components.esp32.const import (
     VARIANT_ESP32,
     VARIANT_ESP32C3,
+    VARIANT_ESP32C5,
+    VARIANT_ESP32C6,
+    VARIANT_ESP32H2,
     VARIANT_ESP32P4,
     VARIANT_ESP32S2,
     VARIANT_ESP32S3,
@@ -62,12 +65,15 @@ I2S_ROLE_OPTIONS = {
     CONF_SECONDARY: i2s_role_t.I2S_ROLE_SLAVE,  # NOLINT
 }
 
-# https://github.com/espressif/esp-idf/blob/master/components/soc/{variant}/include/soc/soc_caps.h
+# https://github.com/espressif/esp-idf/blob/master/components/soc/{variant}/include/soc/soc_caps.h (SOC_I2S_NUM)
 I2S_PORTS = {
     VARIANT_ESP32: 2,
     VARIANT_ESP32S2: 1,
     VARIANT_ESP32S3: 2,
     VARIANT_ESP32C3: 1,
+    VARIANT_ESP32C5: 1,
+    VARIANT_ESP32C6: 1,
+    VARIANT_ESP32H2: 1,
     VARIANT_ESP32P4: 3,
 }
 

esphome/components/ina2xx_base/__init__.py

@@ -18,6 +18,7 @@ from esphome.const import (
     DEVICE_CLASS_TEMPERATURE,
     DEVICE_CLASS_VOLTAGE,
     STATE_CLASS_MEASUREMENT,
+    STATE_CLASS_TOTAL_INCREASING,
     UNIT_AMPERE,
     UNIT_CELSIUS,
     UNIT_VOLT,
@@ -162,7 +163,7 @@ INA2XX_SCHEMA = cv.Schema(
                 unit_of_measurement=UNIT_WATT_HOURS,
                 accuracy_decimals=8,
                 device_class=DEVICE_CLASS_ENERGY,
-                state_class=STATE_CLASS_MEASUREMENT,
+                state_class=STATE_CLASS_TOTAL_INCREASING,
             ),
             key=CONF_NAME,
         ),
@@ -170,7 +171,8 @@ INA2XX_SCHEMA = cv.Schema(
             sensor.sensor_schema(
                 unit_of_measurement=UNIT_JOULE,
                 accuracy_decimals=8,
-                state_class=STATE_CLASS_MEASUREMENT,
+                device_class=DEVICE_CLASS_ENERGY,
+                state_class=STATE_CLASS_TOTAL_INCREASING,
             ),
             key=CONF_NAME,
         ),

esphome/components/inkplate/__init__.py

@@ -0,0 +1 @@
+CODEOWNERS = ["@jesserockz", "@JosipKuci"]

esphome/components/inkplate/const.py

@@ -0,0 +1,105 @@
+WAVEFORMS = {
+    "inkplate_6": (
+        (0, 1, 1, 0, 0, 1, 1, 0, 0),
+        (0, 1, 2, 1, 1, 2, 1, 0, 0),
+        (1, 1, 1, 2, 2, 1, 0, 0, 0),
+        (0, 0, 0, 1, 1, 1, 2, 0, 0),
+        (2, 1, 1, 1, 2, 1, 2, 0, 0),
+        (2, 2, 1, 1, 2, 1, 2, 0, 0),
+        (1, 1, 1, 2, 1, 2, 2, 0, 0),
+        (0, 0, 0, 0, 0, 0, 2, 0, 0),
+    ),
+    "inkplate_10": (
+        (0, 0, 0, 0, 0, 0, 0, 1, 0),
+        (0, 0, 0, 2, 2, 2, 1, 1, 0),
+        (0, 0, 2, 1, 1, 2, 2, 1, 0),
+        (0, 1, 2, 2, 1, 2, 2, 1, 0),
+        (0, 0, 2, 1, 2, 2, 2, 1, 0),
+        (0, 2, 2, 2, 2, 2, 2, 1, 0),
+        (0, 0, 0, 0, 0, 2, 1, 2, 0),
+        (0, 0, 0, 2, 2, 2, 2, 2, 0),
+    ),
+    "inkplate_6_plus": (
+        (0, 0, 0, 0, 0, 2, 1, 1, 0),
+        (0, 0, 2, 1, 1, 1, 2, 1, 0),
+        (0, 2, 2, 2, 1, 1, 2, 1, 0),
+        (0, 0, 2, 2, 2, 1, 2, 1, 0),
+        (0, 0, 0, 0, 2, 2, 2, 1, 0),
+        (0, 0, 2, 1, 2, 1, 1, 2, 0),
+        (0, 0, 2, 2, 2, 1, 1, 2, 0),
+        (0, 0, 0, 0, 2, 2, 2, 2, 0),
+    ),
+    "inkplate_6_v2": (
+        (1, 0, 1, 0, 1, 1, 1, 0, 0),
+        (0, 0, 0, 1, 1, 1, 1, 0, 0),
+        (1, 1, 1, 1, 0, 2, 1, 0, 0),
+        (1, 1, 1, 2, 2, 1, 1, 0, 0),
+        (1, 1, 1, 1, 2, 2, 1, 0, 0),
+        (0, 1, 1, 1, 2, 2, 1, 0, 0),
+        (0, 0, 0, 0, 1, 1, 2, 0, 0),
+        (0, 0, 0, 0, 0, 1, 2, 0, 0),
+    ),
+    "inkplate_5": (
+        (0, 0, 1, 1, 0, 1, 1, 1, 0),
+        (0, 1, 1, 1, 1, 2, 0, 1, 0),
+        (1, 2, 2, 0, 2, 1, 1, 1, 0),
+        (1, 1, 1, 2, 0, 1, 1, 2, 0),
+        (0, 1, 1, 1, 2, 0, 1, 2, 0),
+        (0, 0, 0, 1, 1, 2, 1, 2, 0),
+        (1, 1, 1, 2, 0, 2, 1, 2, 0),
+        (0, 0, 0, 0, 0, 0, 0, 0, 0),
+    ),
+    "inkplate_5_v2": (
+        (0, 0, 1, 1, 2, 1, 1, 1, 0),
+        (1, 1, 2, 2, 1, 2, 1, 1, 0),
+        (0, 1, 2, 2, 1, 1, 2, 1, 0),
+        (0, 0, 1, 1, 1, 1, 1, 2, 0),
+        (1, 2, 1, 2, 1, 1, 1, 2, 0),
+        (0, 1, 1, 1, 2, 0, 1, 2, 0),
+        (1, 1, 1, 2, 2, 2, 1, 2, 0),
+        (0, 0, 0, 0, 0, 0, 0, 0, 0),
+    ),
+}
+
+INKPLATE_10_CUSTOM_WAVEFORMS = (
+    (
+        (0, 0, 0, 0, 0, 0, 0, 0, 0),
+        (0, 0, 0, 2, 1, 2, 1, 1, 0),
+        (0, 0, 0, 2, 2, 1, 2, 1, 0),
+        (0, 0, 2, 2, 1, 2, 2, 1, 0),
+        (0, 0, 0, 2, 1, 1, 1, 2, 0),
+        (0, 0, 2, 2, 2, 1, 1, 2, 0),
+        (0, 0, 0, 0, 0, 1, 2, 2, 0),
+        (0, 0, 0, 0, 2, 2, 2, 2, 0),
+    ),
+    (
+        (0, 3, 3, 3, 3, 3, 3, 3, 0),
+        (0, 1, 2, 1, 1, 2, 2, 1, 0),
+        (0, 2, 2, 2, 1, 2, 2, 1, 0),
+        (0, 0, 2, 2, 2, 2, 2, 1, 0),
+        (0, 3, 3, 2, 1, 1, 1, 2, 0),
+        (0, 3, 3, 2, 2, 1, 1, 2, 0),
+        (0, 2, 1, 2, 1, 2, 1, 2, 0),
+        (0, 3, 3, 3, 2, 2, 2, 2, 0),
+    ),
+    (
+        (0, 0, 0, 0, 0, 0, 0, 1, 0),
+        (0, 0, 0, 2, 2, 2, 1, 1, 0),
+        (0, 0, 2, 1, 1, 2, 2, 1, 0),
+        (1, 1, 2, 2, 1, 2, 2, 1, 0),
+        (0, 0, 2, 1, 2, 2, 2, 1, 0),
+        (0, 1, 2, 2, 2, 2, 2, 1, 0),
+        (0, 0, 0, 2, 2, 2, 1, 2, 0),
+        (0, 0, 0, 2, 2, 2, 2, 2, 0),
+    ),
+    (
+        (0, 0, 0, 0, 0, 0, 0, 1, 0),
+        (0, 0, 0, 2, 2, 2, 1, 1, 0),
+        (2, 2, 2, 1, 0, 2, 1, 0, 0),
+        (2, 1, 1, 2, 1, 1, 1, 2, 0),
+        (2, 2, 2, 1, 1, 1, 0, 2, 0),
+        (2, 2, 2, 1, 1, 2, 1, 2, 0),
+        (0, 0, 0, 0, 2, 1, 2, 2, 0),
+        (0, 0, 0, 0, 2, 2, 2, 2, 0),
+    ),
+)

esphome/components/inkplate/display.py

@@ -0,0 +1,238 @@
+from esphome import pins
+import esphome.codegen as cg
+from esphome.components import display, i2c
+from esphome.components.esp32 import CONF_CPU_FREQUENCY
+import esphome.config_validation as cv
+from esphome.const import (
+    CONF_FULL_UPDATE_EVERY,
+    CONF_ID,
+    CONF_LAMBDA,
+    CONF_MIRROR_X,
+    CONF_MIRROR_Y,
+    CONF_MODEL,
+    CONF_OE_PIN,
+    CONF_PAGES,
+    CONF_TRANSFORM,
+    CONF_WAKEUP_PIN,
+    PLATFORM_ESP32,
+)
+import esphome.final_validate as fv
+
+from .const import INKPLATE_10_CUSTOM_WAVEFORMS, WAVEFORMS
+
+DEPENDENCIES = ["i2c", "esp32"]
+AUTO_LOAD = ["psram"]
+
+CONF_DISPLAY_DATA_0_PIN = "display_data_0_pin"
+CONF_DISPLAY_DATA_1_PIN = "display_data_1_pin"
+CONF_DISPLAY_DATA_2_PIN = "display_data_2_pin"
+CONF_DISPLAY_DATA_3_PIN = "display_data_3_pin"
+CONF_DISPLAY_DATA_4_PIN = "display_data_4_pin"
+CONF_DISPLAY_DATA_5_PIN = "display_data_5_pin"
+CONF_DISPLAY_DATA_6_PIN = "display_data_6_pin"
+CONF_DISPLAY_DATA_7_PIN = "display_data_7_pin"
+
+CONF_CL_PIN = "cl_pin"
+CONF_CKV_PIN = "ckv_pin"
+CONF_GREYSCALE = "greyscale"
+CONF_GMOD_PIN = "gmod_pin"
+CONF_GPIO0_ENABLE_PIN = "gpio0_enable_pin"
+CONF_LE_PIN = "le_pin"
+CONF_PARTIAL_UPDATING = "partial_updating"
+CONF_POWERUP_PIN = "powerup_pin"
+CONF_SPH_PIN = "sph_pin"
+CONF_SPV_PIN = "spv_pin"
+CONF_VCOM_PIN = "vcom_pin"
+
+inkplate_ns = cg.esphome_ns.namespace("inkplate")
+Inkplate = inkplate_ns.class_(
+    "Inkplate",
+    cg.PollingComponent,
+    i2c.I2CDevice,
+    display.Display,
+    display.DisplayBuffer,
+)
+
+InkplateModel = inkplate_ns.enum("InkplateModel")
+
+MODELS = {
+    "inkplate_6": InkplateModel.INKPLATE_6,
+    "inkplate_10": InkplateModel.INKPLATE_10,
+    "inkplate_6_plus": InkplateModel.INKPLATE_6_PLUS,
+    "inkplate_6_v2": InkplateModel.INKPLATE_6_V2,
+    "inkplate_5": InkplateModel.INKPLATE_5,
+    "inkplate_5_v2": InkplateModel.INKPLATE_5_V2,
+}
+
+CONF_CUSTOM_WAVEFORM = "custom_waveform"
+
+
+def _validate_custom_waveform(config):
+    if CONF_CUSTOM_WAVEFORM in config and config[CONF_MODEL] != "inkplate_10":
+        raise cv.Invalid("Custom waveforms are only supported on the Inkplate 10")
+    return config
+
+
+CONFIG_SCHEMA = cv.All(
+    display.FULL_DISPLAY_SCHEMA.extend(
+        {
+            cv.GenerateID(): cv.declare_id(Inkplate),
+            cv.Optional(CONF_GREYSCALE, default=False): cv.boolean,
+            cv.Optional(CONF_CUSTOM_WAVEFORM): cv.All(
+                cv.uint8_t, cv.Range(min=1, max=len(INKPLATE_10_CUSTOM_WAVEFORMS))
+            ),
+            cv.Optional(CONF_TRANSFORM): cv.Schema(
+                {
+                    cv.Optional(CONF_MIRROR_X, default=False): cv.boolean,
+                    cv.Optional(CONF_MIRROR_Y, default=False): cv.boolean,
+                }
+            ),
+            cv.Optional(CONF_PARTIAL_UPDATING, default=True): cv.boolean,
+            cv.Optional(CONF_FULL_UPDATE_EVERY, default=10): cv.uint32_t,
+            cv.Optional(CONF_MODEL, default="inkplate_6"): cv.enum(
+                MODELS, lower=True, space="_"
+            ),
+            # Control pins
+            cv.Required(CONF_CKV_PIN): pins.gpio_output_pin_schema,
+            cv.Required(CONF_GMOD_PIN): pins.gpio_output_pin_schema,
+            cv.Required(CONF_GPIO0_ENABLE_PIN): pins.gpio_output_pin_schema,
+            cv.Required(CONF_OE_PIN): pins.gpio_output_pin_schema,
+            cv.Required(CONF_POWERUP_PIN): pins.gpio_output_pin_schema,
+            cv.Required(CONF_SPH_PIN): pins.gpio_output_pin_schema,
+            cv.Required(CONF_SPV_PIN): pins.gpio_output_pin_schema,
+            cv.Required(CONF_VCOM_PIN): pins.gpio_output_pin_schema,
+            cv.Required(CONF_WAKEUP_PIN): pins.gpio_output_pin_schema,
+            cv.Optional(CONF_CL_PIN, default=0): pins.internal_gpio_output_pin_schema,
+            cv.Optional(CONF_LE_PIN, default=2): pins.internal_gpio_output_pin_schema,
+            # Data pins
+            cv.Optional(
+                CONF_DISPLAY_DATA_0_PIN, default=4
+            ): pins.internal_gpio_output_pin_schema,
+            cv.Optional(
+                CONF_DISPLAY_DATA_1_PIN, default=5
+            ): pins.internal_gpio_output_pin_schema,
+            cv.Optional(
+                CONF_DISPLAY_DATA_2_PIN, default=18
+            ): pins.internal_gpio_output_pin_schema,
+            cv.Optional(
+                CONF_DISPLAY_DATA_3_PIN, default=19
+            ): pins.internal_gpio_output_pin_schema,
+            cv.Optional(
+                CONF_DISPLAY_DATA_4_PIN, default=23
+            ): pins.internal_gpio_output_pin_schema,
+            cv.Optional(
+                CONF_DISPLAY_DATA_5_PIN, default=25
+            ): pins.internal_gpio_output_pin_schema,
+            cv.Optional(
+                CONF_DISPLAY_DATA_6_PIN, default=26
+            ): pins.internal_gpio_output_pin_schema,
+            cv.Optional(
+                CONF_DISPLAY_DATA_7_PIN, default=27
+            ): pins.internal_gpio_output_pin_schema,
+        }
+    )
+    .extend(cv.polling_component_schema("5s"))
+    .extend(i2c.i2c_device_schema(0x48)),
+    cv.has_at_most_one_key(CONF_PAGES, CONF_LAMBDA),
+    _validate_custom_waveform,
+)
+
+
+def _validate_cpu_frequency(config):
+    esp32_config = fv.full_config.get()[PLATFORM_ESP32]
+    if esp32_config[CONF_CPU_FREQUENCY] != "240MHZ":
+        raise cv.Invalid(
+            "Inkplate requires 240MHz CPU frequency (set in esp32 component)"
+        )
+    return config
+
+
+FINAL_VALIDATE_SCHEMA = _validate_cpu_frequency
+
+
+async def to_code(config):
+    var = cg.new_Pvariable(config[CONF_ID])
+
+    await display.register_display(var, config)
+    await i2c.register_i2c_device(var, config)
+
+    if CONF_LAMBDA in config:
+        lambda_ = await cg.process_lambda(
+            config[CONF_LAMBDA], [(display.DisplayRef, "it")], return_type=cg.void
+        )
+        cg.add(var.set_writer(lambda_))
+
+    cg.add(var.set_greyscale(config[CONF_GREYSCALE]))
+    if transform := config.get(CONF_TRANSFORM):
+        cg.add(var.set_mirror_x(transform[CONF_MIRROR_X]))
+        cg.add(var.set_mirror_y(transform[CONF_MIRROR_Y]))
+    cg.add(var.set_partial_updating(config[CONF_PARTIAL_UPDATING]))
+    cg.add(var.set_full_update_every(config[CONF_FULL_UPDATE_EVERY]))
+
+    cg.add(var.set_model(config[CONF_MODEL]))
+
+    if custom_waveform := config.get(CONF_CUSTOM_WAVEFORM):
+        waveform = INKPLATE_10_CUSTOM_WAVEFORMS[custom_waveform - 1]
+        waveform = [element for tupl in waveform for element in tupl]
+        cg.add(var.set_waveform(waveform, True))
+    else:
+        waveform = WAVEFORMS[config[CONF_MODEL]]
+        waveform = [element for tupl in waveform for element in tupl]
+        cg.add(var.set_waveform(waveform, False))
+
+    ckv = await cg.gpio_pin_expression(config[CONF_CKV_PIN])
+    cg.add(var.set_ckv_pin(ckv))
+
+    gmod = await cg.gpio_pin_expression(config[CONF_GMOD_PIN])
+    cg.add(var.set_gmod_pin(gmod))
+
+    gpio0_enable = await cg.gpio_pin_expression(config[CONF_GPIO0_ENABLE_PIN])
+    cg.add(var.set_gpio0_enable_pin(gpio0_enable))
+
+    oe = await cg.gpio_pin_expression(config[CONF_OE_PIN])
+    cg.add(var.set_oe_pin(oe))
+
+    powerup = await cg.gpio_pin_expression(config[CONF_POWERUP_PIN])
+    cg.add(var.set_powerup_pin(powerup))
+
+    sph = await cg.gpio_pin_expression(config[CONF_SPH_PIN])
+    cg.add(var.set_sph_pin(sph))
+
+    spv = await cg.gpio_pin_expression(config[CONF_SPV_PIN])
+    cg.add(var.set_spv_pin(spv))
+
+    vcom = await cg.gpio_pin_expression(config[CONF_VCOM_PIN])
+    cg.add(var.set_vcom_pin(vcom))
+
+    wakeup = await cg.gpio_pin_expression(config[CONF_WAKEUP_PIN])
+    cg.add(var.set_wakeup_pin(wakeup))
+
+    cl = await cg.gpio_pin_expression(config[CONF_CL_PIN])
+    cg.add(var.set_cl_pin(cl))
+
+    le = await cg.gpio_pin_expression(config[CONF_LE_PIN])
+    cg.add(var.set_le_pin(le))
+
+    display_data_0 = await cg.gpio_pin_expression(config[CONF_DISPLAY_DATA_0_PIN])
+    cg.add(var.set_display_data_0_pin(display_data_0))
+
+    display_data_1 = await cg.gpio_pin_expression(config[CONF_DISPLAY_DATA_1_PIN])
+    cg.add(var.set_display_data_1_pin(display_data_1))
+
+    display_data_2 = await cg.gpio_pin_expression(config[CONF_DISPLAY_DATA_2_PIN])
+    cg.add(var.set_display_data_2_pin(display_data_2))
+
+    display_data_3 = await cg.gpio_pin_expression(config[CONF_DISPLAY_DATA_3_PIN])
+    cg.add(var.set_display_data_3_pin(display_data_3))
+
+    display_data_4 = await cg.gpio_pin_expression(config[CONF_DISPLAY_DATA_4_PIN])
+    cg.add(var.set_display_data_4_pin(display_data_4))
+
+    display_data_5 = await cg.gpio_pin_expression(config[CONF_DISPLAY_DATA_5_PIN])
+    cg.add(var.set_display_data_5_pin(display_data_5))
+
+    display_data_6 = await cg.gpio_pin_expression(config[CONF_DISPLAY_DATA_6_PIN])
+    cg.add(var.set_display_data_6_pin(display_data_6))
+
+    display_data_7 = await cg.gpio_pin_expression(config[CONF_DISPLAY_DATA_7_PIN])
+    cg.add(var.set_display_data_7_pin(display_data_7))

esphome/components/inkplate/inkplate.cpp

@@ -6,11 +6,11 @@
 #include <hal/gpio_hal.h>
 
 namespace esphome {
-namespace inkplate6 {
+namespace inkplate {
 
 static const char *const TAG = "inkplate";
 
-void Inkplate6::setup() {
+void Inkplate::setup() {
   for (uint32_t i = 0; i < 256; i++) {
     this->pin_lut_[i] = ((i & 0b00000011) << 4) | (((i & 0b00001100) >> 2) << 18) | (((i & 0b00010000) >> 4) << 23) |
                         (((i & 0b11100000) >> 5) << 25);
@@ -56,7 +56,7 @@ void Inkplate6::setup() {
 /**
  * Allocate buffers. May be called after setup to re-initialise if e.g. greyscale is changed.
  */
-void Inkplate6::initialize_() {
+void Inkplate::initialize_() {
   RAMAllocator<uint8_t> allocator;
   RAMAllocator<uint32_t> allocator32;
   uint32_t buffer_size = this->get_buffer_length_();
@@ -81,29 +81,25 @@ void Inkplate6::initialize_() {
     return;
   }
   if (this->greyscale_) {
-    uint8_t glut_size = 9;
-
-    this->glut_ = allocator32.allocate(256 * glut_size);
+    this->glut_ = allocator32.allocate(256 * GLUT_SIZE);
     if (this->glut_ == nullptr) {
       ESP_LOGE(TAG, "Could not allocate glut!");
       this->mark_failed();
       return;
     }
-    this->glut2_ = allocator32.allocate(256 * glut_size);
+    this->glut2_ = allocator32.allocate(256 * GLUT_SIZE);
     if (this->glut2_ == nullptr) {
       ESP_LOGE(TAG, "Could not allocate glut2!");
       this->mark_failed();
       return;
     }
 
-    const auto *const waveform3_bit = waveform3BitAll[this->model_];
-
-    for (int i = 0; i < glut_size; i++) {
+    for (uint8_t i = 0; i < GLUT_SIZE; i++) {
       for (uint32_t j = 0; j < 256; j++) {
-        uint8_t z = (waveform3_bit[j & 0x07][i] << 2) | (waveform3_bit[(j >> 4) & 0x07][i]);
+        uint8_t z = (this->waveform_[j & 0x07][i] << 2) | (this->waveform_[(j >> 4) & 0x07][i]);
         this->glut_[i * 256 + j] = ((z & 0b00000011) << 4) | (((z & 0b00001100) >> 2) << 18) |
                                    (((z & 0b00010000) >> 4) << 23) | (((z & 0b11100000) >> 5) << 25);
-        z = ((waveform3_bit[j & 0x07][i] << 2) | (waveform3_bit[(j >> 4) & 0x07][i])) << 4;
+        z = ((this->waveform_[j & 0x07][i] << 2) | (this->waveform_[(j >> 4) & 0x07][i])) << 4;
         this->glut2_[i * 256 + j] = ((z & 0b00000011) << 4) | (((z & 0b00001100) >> 2) << 18) |
                                     (((z & 0b00010000) >> 4) << 23) | (((z & 0b11100000) >> 5) << 25);
       }
@@ -130,9 +126,9 @@ void Inkplate6::initialize_() {
   memset(this->buffer_, 0, buffer_size);
 }
 
-float Inkplate6::get_setup_priority() const { return setup_priority::PROCESSOR; }
+float Inkplate::get_setup_priority() const { return setup_priority::PROCESSOR; }
 
-size_t Inkplate6::get_buffer_length_() {
+size_t Inkplate::get_buffer_length_() {
   if (this->greyscale_) {
     return size_t(this->get_width_internal()) * size_t(this->get_height_internal()) / 2u;
   } else {
@@ -140,7 +136,7 @@ size_t Inkplate6::get_buffer_length_() {
   }
 }
 
-void Inkplate6::update() {
+void Inkplate::update() {
   this->do_update_();
 
   if (this->full_update_every_ > 0 && this->partial_updates_ >= this->full_update_every_) {
@@ -150,7 +146,7 @@ void Inkplate6::update() {
   this->display();
 }
 
-void HOT Inkplate6::draw_absolute_pixel_internal(int x, int y, Color color) {
+void HOT Inkplate::draw_absolute_pixel_internal(int x, int y, Color color) {
   if (x >= this->get_width_internal() || y >= this->get_height_internal() || x < 0 || y < 0)
     return;
 
@@ -171,18 +167,18 @@ void HOT Inkplate6::draw_absolute_pixel_internal(int x, int y, Color color) {
     // uint8_t gs = (uint8_t)(px*7);
 
     uint8_t gs = ((color.red * 2126 / 10000) + (color.green * 7152 / 10000) + (color.blue * 722 / 10000)) >> 5;
-    this->buffer_[pos] = (pixelMaskGLUT[x_sub] & current) | (x_sub ? gs : gs << 4);
+    this->buffer_[pos] = (PIXEL_MASK_GLUT[x_sub] & current) | (x_sub ? gs : gs << 4);
 
   } else {
     int x1 = x / 8;
     int x_sub = x % 8;
     uint32_t pos = (x1 + y * (this->get_width_internal() / 8));
     uint8_t current = this->partial_buffer_[pos];
-    this->partial_buffer_[pos] = (~pixelMaskLUT[x_sub] & current) | (color.is_on() ? 0 : pixelMaskLUT[x_sub]);
+    this->partial_buffer_[pos] = (~PIXEL_MASK_LUT[x_sub] & current) | (color.is_on() ? 0 : PIXEL_MASK_LUT[x_sub]);
   }
 }
 
-void Inkplate6::dump_config() {
+void Inkplate::dump_config() {
   LOG_DISPLAY("", "Inkplate", this);
   ESP_LOGCONFIG(TAG,
                 "  Greyscale: %s\n"
@@ -214,7 +210,7 @@ void Inkplate6::dump_config() {
   LOG_UPDATE_INTERVAL(this);
 }
 
-void Inkplate6::eink_off_() {
+void Inkplate::eink_off_() {
   ESP_LOGV(TAG, "Eink off called");
   if (!panel_on_)
     return;
@@ -242,7 +238,7 @@ void Inkplate6::eink_off_() {
   pins_z_state_();
 }
 
-void Inkplate6::eink_on_() {
+void Inkplate::eink_on_() {
   ESP_LOGV(TAG, "Eink on called");
   if (panel_on_)
     return;
@@ -284,7 +280,7 @@ void Inkplate6::eink_on_() {
   this->oe_pin_->digital_write(true);
 }
 
-bool Inkplate6::read_power_status_() {
+bool Inkplate::read_power_status_() {
   uint8_t data;
   auto err = this->read_register(0x0F, &data, 1);
   if (err == i2c::ERROR_OK) {
@@ -293,7 +289,7 @@ bool Inkplate6::read_power_status_() {
   return false;
 }
 
-void Inkplate6::fill(Color color) {
+void Inkplate::fill(Color color) {
   ESP_LOGV(TAG, "Fill called");
   uint32_t start_time = millis();
 
@@ -308,7 +304,7 @@ void Inkplate6::fill(Color color) {
   ESP_LOGV(TAG, "Fill finished (%ums)", millis() - start_time);
 }
 
-void Inkplate6::display() {
+void Inkplate::display() {
   ESP_LOGV(TAG, "Display called");
   uint32_t start_time = millis();
 
@@ -324,7 +320,7 @@ void Inkplate6::display() {
   ESP_LOGV(TAG, "Display finished (full) (%ums)", millis() - start_time);
 }
 
-void Inkplate6::display1b_() {
+void Inkplate::display1b_() {
   ESP_LOGV(TAG, "Display1b called");
   uint32_t start_time = millis();
 
@@ -334,32 +330,71 @@ void Inkplate6::display1b_() {
   uint8_t buffer_value;
   const uint8_t *buffer_ptr;
   eink_on_();
-  if (this->model_ == INKPLATE_6_PLUS) {
-    clean_fast_(0, 1);
-    clean_fast_(1, 15);
-    clean_fast_(2, 1);
-    clean_fast_(0, 5);
-    clean_fast_(2, 1);
-    clean_fast_(1, 15);
-  } else {
-    clean_fast_(0, 1);
-    clean_fast_(1, 21);
-    clean_fast_(2, 1);
-    clean_fast_(0, 12);
-    clean_fast_(2, 1);
-    clean_fast_(1, 21);
-    clean_fast_(2, 1);
-    clean_fast_(0, 12);
-    clean_fast_(2, 1);
+  uint8_t rep = 4;
+  switch (this->model_) {
+    case INKPLATE_10:
+      clean_fast_(0, 1);
+      clean_fast_(1, 10);
+      clean_fast_(2, 1);
+      clean_fast_(0, 10);
+      clean_fast_(2, 1);
+      clean_fast_(1, 10);
+      clean_fast_(2, 1);
+      clean_fast_(0, 10);
+      rep = 5;
+      break;
+    case INKPLATE_6_PLUS:
+      clean_fast_(0, 1);
+      clean_fast_(1, 15);
+      clean_fast_(2, 1);
+      clean_fast_(0, 5);
+      clean_fast_(2, 1);
+      clean_fast_(1, 15);
+      break;
+    case INKPLATE_6:
+    case INKPLATE_6_V2:
+      clean_fast_(0, 1);
+      clean_fast_(1, 18);
+      clean_fast_(2, 1);
+      clean_fast_(0, 18);
+      clean_fast_(2, 1);
+      clean_fast_(1, 18);
+      clean_fast_(2, 1);
+      clean_fast_(0, 18);
+      clean_fast_(2, 1);
+      if (this->model_ == INKPLATE_6_V2)
+        rep = 5;
+      break;
+    case INKPLATE_5:
+      clean_fast_(0, 1);
+      clean_fast_(1, 14);
+      clean_fast_(2, 1);
+      clean_fast_(0, 14);
+      clean_fast_(2, 1);
+      clean_fast_(1, 14);
+      clean_fast_(2, 1);
+      clean_fast_(0, 14);
+      clean_fast_(2, 1);
+      rep = 5;
+      break;
+    case INKPLATE_5_V2:
+      clean_fast_(0, 1);
+      clean_fast_(1, 11);
+      clean_fast_(2, 1);
+      clean_fast_(0, 11);
+      clean_fast_(2, 1);
+      clean_fast_(1, 11);
+      clean_fast_(2, 1);
+      clean_fast_(0, 11);
+      rep = 3;
+      break;
   }
 
   uint32_t clock = (1 << this->cl_pin_->get_pin());
   uint32_t data_mask = this->get_data_pin_mask_();
   ESP_LOGV(TAG, "Display1b start loops (%ums)", millis() - start_time);
 
-  int rep = (this->model_ == INKPLATE_6_V2) ? 5 : 4;
-
-  for (int k = 0; k < rep; k++) {
+  for (uint8_t k = 0; k < rep; k++) {
     buffer_ptr = &this->buffer_[this->get_buffer_length_() - 1];
     vscan_start_();
     for (int i = 0, im = this->get_height_internal(); i < im; i++) {
@@ -452,28 +487,75 @@ void Inkplate6::display1b_() {
   ESP_LOGV(TAG, "Display1b finished (%ums)", millis() - start_time);
 }
 
-void Inkplate6::display3b_() {
+void Inkplate::display3b_() {
   ESP_LOGV(TAG, "Display3b called");
   uint32_t start_time = millis();
 
   eink_on_();
-  if (this->model_ == INKPLATE_6_PLUS) {
-    clean_fast_(0, 1);
-    clean_fast_(1, 15);
-    clean_fast_(2, 1);
-    clean_fast_(0, 5);
-    clean_fast_(2, 1);
-    clean_fast_(1, 15);
-  } else {
-    clean_fast_(0, 1);
-    clean_fast_(1, 21);
-    clean_fast_(2, 1);
-    clean_fast_(0, 12);
-    clean_fast_(2, 1);
-    clean_fast_(1, 21);
-    clean_fast_(2, 1);
-    clean_fast_(0, 12);
-    clean_fast_(2, 1);
+
+  switch (this->model_) {
+    case INKPLATE_10:
+      if (this->custom_waveform_) {
+        clean_fast_(1, 1);
+        clean_fast_(0, 7);
+        clean_fast_(2, 1);
+        clean_fast_(1, 12);
+        clean_fast_(2, 1);
+        clean_fast_(0, 7);
+        clean_fast_(2, 1);
+        clean_fast_(1, 12);
+      } else {
+        clean_fast_(1, 1);
+        clean_fast_(0, 10);
+        clean_fast_(2, 1);
+        clean_fast_(1, 10);
+        clean_fast_(2, 1);
+        clean_fast_(0, 10);
+        clean_fast_(2, 1);
+        clean_fast_(1, 10);
+      }
+      break;
+    case INKPLATE_6_PLUS:
+      clean_fast_(0, 1);
+      clean_fast_(1, 15);
+      clean_fast_(2, 1);
+      clean_fast_(0, 5);
+      clean_fast_(2, 1);
+      clean_fast_(1, 15);
+      break;
+    case INKPLATE_6:
+    case INKPLATE_6_V2:
+      clean_fast_(0, 1);
+      clean_fast_(1, 18);
+      clean_fast_(2, 1);
+      clean_fast_(0, 18);
+      clean_fast_(2, 1);
+      clean_fast_(1, 18);
+      clean_fast_(2, 1);
+      clean_fast_(0, 18);
+      clean_fast_(2, 1);
+      break;
+    case INKPLATE_5:
+      clean_fast_(0, 1);
+      clean_fast_(1, 14);
+      clean_fast_(2, 1);
+      clean_fast_(0, 14);
+      clean_fast_(2, 1);
+      clean_fast_(1, 14);
+      clean_fast_(2, 1);
+      clean_fast_(0, 14);
+      clean_fast_(2, 1);
+      break;
+    case INKPLATE_5_V2:
+      clean_fast_(0, 1);
+      clean_fast_(1, 11);
+      clean_fast_(2, 1);
+      clean_fast_(0, 11);
+      clean_fast_(2, 1);
+      clean_fast_(1, 11);
+      clean_fast_(2, 1);
+      clean_fast_(0, 11);
+      break;
   }
 
   uint32_t clock = (1 << this->cl_pin_->get_pin());
@@ -518,7 +600,7 @@ void Inkplate6::display3b_() {
   ESP_LOGV(TAG, "Display3b finished (%ums)", millis() - start_time);
 }
 
-bool Inkplate6::partial_update_() {
+bool Inkplate::partial_update_() {
   ESP_LOGV(TAG, "Partial update called");
   uint32_t start_time = millis();
   if (this->greyscale_)
@@ -560,7 +642,7 @@ bool Inkplate6::partial_update_() {
         GPIO.out_w1ts = this->pin_lut_[data] | clock;
         GPIO.out_w1tc = data_mask | clock;
       }
-      // New Inkplate6 panel doesn't need last clock
+      // New Inkplate panel doesn't need last clock
       if (this->model_ != INKPLATE_6_V2) {
         GPIO.out_w1ts = clock;
         GPIO.out_w1tc = data_mask | clock;
@@ -580,7 +662,7 @@ bool Inkplate6::partial_update_() {
   return true;
 }
 
-void Inkplate6::vscan_start_() {
+void Inkplate::vscan_start_() {
   this->ckv_pin_->digital_write(true);
   delayMicroseconds(7);
   this->spv_pin_->digital_write(false);
@@ -604,7 +686,7 @@ void Inkplate6::vscan_start_() {
   this->ckv_pin_->digital_write(true);
 }
 
-void Inkplate6::hscan_start_(uint32_t d) {
+void Inkplate::hscan_start_(uint32_t d) {
   uint8_t clock = (1 << this->cl_pin_->get_pin());
   this->sph_pin_->digital_write(false);
   GPIO.out_w1ts = d | clock;
@@ -613,14 +695,14 @@ void Inkplate6::hscan_start_(uint32_t d) {
   this->ckv_pin_->digital_write(true);
 }
 
-void Inkplate6::vscan_end_() {
+void Inkplate::vscan_end_() {
   this->ckv_pin_->digital_write(false);
   this->le_pin_->digital_write(true);
   this->le_pin_->digital_write(false);
   delayMicroseconds(0);
 }
 
-void Inkplate6::clean() {
+void Inkplate::clean() {
   ESP_LOGV(TAG, "Clean called");
   uint32_t start_time = millis();
 
@@ -634,7 +716,7 @@ void Inkplate6::clean() {
   ESP_LOGV(TAG, "Clean finished (%ums)", millis() - start_time);
 }
 
-void Inkplate6::clean_fast_(uint8_t c, uint8_t rep) {
+void Inkplate::clean_fast_(uint8_t c, uint8_t rep) {
   ESP_LOGV(TAG, "Clean fast called with: (%d, %d)", c, rep);
   uint32_t start_time = millis();
 
@@ -666,7 +748,7 @@ void Inkplate6::clean_fast_(uint8_t c, uint8_t rep) {
         GPIO.out_w1ts = clock;
         GPIO.out_w1tc = clock;
       }
-      // New Inkplate6 panel doesn't need last clock
+      // New Inkplate panel doesn't need last clock
       if (this->model_ != INKPLATE_6_V2) {
         GPIO.out_w1ts = send | clock;
         GPIO.out_w1tc = clock;
@@ -679,7 +761,7 @@ void Inkplate6::clean_fast_(uint8_t c, uint8_t rep) {
   ESP_LOGV(TAG, "Clean fast finished (%ums)", millis() - start_time);
 }
 
-void Inkplate6::pins_z_state_() {
+void Inkplate::pins_z_state_() {
   this->cl_pin_->pin_mode(gpio::FLAG_INPUT);
   this->le_pin_->pin_mode(gpio::FLAG_INPUT);
   this->ckv_pin_->pin_mode(gpio::FLAG_INPUT);
@@ -699,7 +781,7 @@ void Inkplate6::pins_z_state_() {
   this->display_data_7_pin_->pin_mode(gpio::FLAG_INPUT);
 }
 
-void Inkplate6::pins_as_outputs_() {
+void Inkplate::pins_as_outputs_() {
   this->cl_pin_->pin_mode(gpio::FLAG_OUTPUT);
   this->le_pin_->pin_mode(gpio::FLAG_OUTPUT);
   this->ckv_pin_->pin_mode(gpio::FLAG_OUTPUT);
@@ -719,5 +801,5 @@ void Inkplate6::pins_as_outputs_() {
   this->display_data_7_pin_->pin_mode(gpio::FLAG_OUTPUT);
 }
 
-}  // namespace inkplate6
+}  // namespace inkplate
 }  // namespace esphome

esphome/components/inkplate/inkplate.h

@@ -5,8 +5,10 @@
 #include "esphome/core/component.h"
 #include "esphome/core/hal.h"
 
+#include <array>
+
 namespace esphome {
-namespace inkplate6 {
+namespace inkplate {
 
 enum InkplateModel : uint8_t {
   INKPLATE_6 = 0,
@@ -17,79 +19,35 @@ enum InkplateModel : uint8_t {
   INKPLATE_5_V2 = 5,
 };
 
-class Inkplate6 : public display::DisplayBuffer, public i2c::I2CDevice {
+static constexpr uint8_t GLUT_SIZE = 9;
+static constexpr uint8_t GLUT_COUNT = 8;
+
+static constexpr uint8_t LUT2[16] = {0xAA, 0xA9, 0xA6, 0xA5, 0x9A, 0x99, 0x96, 0x95,
+                                     0x6A, 0x69, 0x66, 0x65, 0x5A, 0x59, 0x56, 0x55};
+static constexpr uint8_t LUTW[16] = {0xFF, 0xFE, 0xFB, 0xFA, 0xEF, 0xEE, 0xEB, 0xEA,
+                                     0xBF, 0xBE, 0xBB, 0xBA, 0xAF, 0xAE, 0xAB, 0xAA};
+static constexpr uint8_t LUTB[16] = {0xFF, 0xFD, 0xF7, 0xF5, 0xDF, 0xDD, 0xD7, 0xD5,
+                                     0x7F, 0x7D, 0x77, 0x75, 0x5F, 0x5D, 0x57, 0x55};
+
+static constexpr uint8_t PIXEL_MASK_LUT[8] = {0x1, 0x2, 0x4, 0x8, 0x10, 0x20, 0x40, 0x80};
+static constexpr uint8_t PIXEL_MASK_GLUT[2] = {0x0F, 0xF0};
+
+class Inkplate : public display::DisplayBuffer, public i2c::I2CDevice {
  public:
-  const uint8_t LUT2[16] = {0xAA, 0xA9, 0xA6, 0xA5, 0x9A, 0x99, 0x96, 0x95,
-                            0x6A, 0x69, 0x66, 0x65, 0x5A, 0x59, 0x56, 0x55};
-  const uint8_t LUTW[16] = {0xFF, 0xFE, 0xFB, 0xFA, 0xEF, 0xEE, 0xEB, 0xEA,
-                            0xBF, 0xBE, 0xBB, 0xBA, 0xAF, 0xAE, 0xAB, 0xAA};
-  const uint8_t LUTB[16] = {0xFF, 0xFD, 0xF7, 0xF5, 0xDF, 0xDD, 0xD7, 0xD5,
-                            0x7F, 0x7D, 0x77, 0x75, 0x5F, 0x5D, 0x57, 0x55};
-
-  const uint8_t pixelMaskLUT[8] = {0x1, 0x2, 0x4, 0x8, 0x10, 0x20, 0x40, 0x80};
-  const uint8_t pixelMaskGLUT[2] = {0x0F, 0xF0};
-
-  const uint8_t waveform3BitAll[6][8][9] = {// INKPLATE_6
-                                            {{0, 1, 1, 0, 0, 1, 1, 0, 0},
-                                             {0, 1, 2, 1, 1, 2, 1, 0, 0},
-                                             {1, 1, 1, 2, 2, 1, 0, 0, 0},
-                                             {0, 0, 0, 1, 1, 1, 2, 0, 0},
-                                             {2, 1, 1, 1, 2, 1, 2, 0, 0},
-                                             {2, 2, 1, 1, 2, 1, 2, 0, 0},
-                                             {1, 1, 1, 2, 1, 2, 2, 0, 0},
-                                             {0, 0, 0, 0, 0, 0, 2, 0, 0}},
-                                            // INKPLATE_10
-                                            {{0, 0, 0, 0, 0, 0, 0, 1, 0},
-                                             {0, 0, 0, 2, 2, 2, 1, 1, 0},
-                                             {0, 0, 2, 1, 1, 2, 2, 1, 0},
-                                             {0, 1, 2, 2, 1, 2, 2, 1, 0},
-                                             {0, 0, 2, 1, 2, 2, 2, 1, 0},
-                                             {0, 2, 2, 2, 2, 2, 2, 1, 0},
-                                             {0, 0, 0, 0, 0, 2, 1, 2, 0},
-                                             {0, 0, 0, 2, 2, 2, 2, 2, 0}},
-                                            // INKPLATE_6_PLUS
-                                            {{0, 0, 0, 0, 0, 2, 1, 1, 0},
-                                             {0, 0, 2, 1, 1, 1, 2, 1, 0},
-                                             {0, 2, 2, 2, 1, 1, 2, 1, 0},
-                                             {0, 0, 2, 2, 2, 1, 2, 1, 0},
-                                             {0, 0, 0, 0, 2, 2, 2, 1, 0},
-                                             {0, 0, 2, 1, 2, 1, 1, 2, 0},
-                                             {0, 0, 2, 2, 2, 1, 1, 2, 0},
-                                             {0, 0, 0, 0, 2, 2, 2, 2, 0}},
-                                            // INKPLATE_6_V2
-                                            {{1, 0, 1, 0, 1, 1, 1, 0, 0},
-                                             {0, 0, 0, 1, 1, 1, 1, 0, 0},
-                                             {1, 1, 1, 1, 0, 2, 1, 0, 0},
-                                             {1, 1, 1, 2, 2, 1, 1, 0, 0},
-                                             {1, 1, 1, 1, 2, 2, 1, 0, 0},
-                                             {0, 1, 1, 1, 2, 2, 1, 0, 0},
-                                             {0, 0, 0, 0, 1, 1, 2, 0, 0},
-                                             {0, 0, 0, 0, 0, 1, 2, 0, 0}},
-                                            // INKPLATE_5
-                                            {{0, 0, 1, 1, 0, 1, 1, 1, 0},
-                                             {0, 1, 1, 1, 1, 2, 0, 1, 0},
-                                             {1, 2, 2, 0, 2, 1, 1, 1, 0},
-                                             {1, 1, 1, 2, 0, 1, 1, 2, 0},
-                                             {0, 1, 1, 1, 2, 0, 1, 2, 0},
-                                             {0, 0, 0, 1, 1, 2, 1, 2, 0},
-                                             {1, 1, 1, 2, 0, 2, 1, 2, 0},
-                                             {0, 0, 0, 0, 0, 0, 0, 0, 0}},
-                                            // INKPLATE_5_V2
-                                            {{0, 0, 1, 1, 2, 1, 1, 1, 0},
-                                             {1, 1, 2, 2, 1, 2, 1, 1, 0},
-                                             {0, 1, 2, 2, 1, 1, 2, 1, 0},
-                                             {0, 0, 1, 1, 1, 1, 1, 2, 0},
-                                             {1, 2, 1, 2, 1, 1, 1, 2, 0},
-                                             {0, 1, 1, 1, 2, 0, 1, 2, 0},
-                                             {1, 1, 1, 2, 2, 2, 1, 2, 0},
-                                             {0, 0, 0, 0, 0, 0, 0, 0, 0}}};
-
   void set_greyscale(bool greyscale) {
     this->greyscale_ = greyscale;
     this->block_partial_ = true;
     if (this->is_ready())
       this->initialize_();
   }
+
+  void set_waveform(const std::array<uint8_t, GLUT_COUNT * GLUT_SIZE> &waveform, bool is_custom) {
+    static_assert(sizeof(this->waveform_) == sizeof(uint8_t) * GLUT_COUNT * GLUT_SIZE,
+                  "waveform_ buffer size must match input waveform array size");
+    memmove(this->waveform_, waveform.data(), sizeof(this->waveform_));
+    this->custom_waveform_ = is_custom;
+  }
+
   void set_mirror_y(bool mirror_y) { this->mirror_y_ = mirror_y; }
   void set_mirror_x(bool mirror_x) { this->mirror_x_ = mirror_x; }
 
@@ -225,6 +183,8 @@ class Inkplate6 : public display::DisplayBuffer, public i2c::I2CDevice {
   bool mirror_y_{false};
   bool mirror_x_{false};
   bool partial_updating_;
+  bool custom_waveform_{false};
+  uint8_t waveform_[GLUT_COUNT][GLUT_SIZE];
 
   InkplateModel model_;
 
@@ -250,5 +210,5 @@ class Inkplate6 : public display::DisplayBuffer, public i2c::I2CDevice {
   GPIOPin *wakeup_pin_;
 };
 
-}  // namespace inkplate6
+}  // namespace inkplate
 }  // namespace esphome

esphome/components/inkplate6/__init__.py

@@ -1 +0,0 @@
-CODEOWNERS = ["@jesserockz"]

esphome/components/inkplate6/display.py

@@ -1,214 +1,5 @@
-from esphome import pins
-import esphome.codegen as cg
-from esphome.components import display, i2c
-from esphome.components.esp32 import CONF_CPU_FREQUENCY
 import esphome.config_validation as cv
-from esphome.const import (
-    CONF_FULL_UPDATE_EVERY,
-    CONF_ID,
-    CONF_LAMBDA,
-    CONF_MIRROR_X,
-    CONF_MIRROR_Y,
-    CONF_MODEL,
-    CONF_OE_PIN,
-    CONF_PAGES,
-    CONF_TRANSFORM,
-    CONF_WAKEUP_PIN,
-    PLATFORM_ESP32,
+
+CONFIG_SCHEMA = cv.invalid(
+    "The inkplate6 display component has been renamed to inkplate."
 )
-import esphome.final_validate as fv
-
-DEPENDENCIES = ["i2c", "esp32"]
-AUTO_LOAD = ["psram"]
-
-CONF_DISPLAY_DATA_0_PIN = "display_data_0_pin"
-CONF_DISPLAY_DATA_1_PIN = "display_data_1_pin"
-CONF_DISPLAY_DATA_2_PIN = "display_data_2_pin"
-CONF_DISPLAY_DATA_3_PIN = "display_data_3_pin"
-CONF_DISPLAY_DATA_4_PIN = "display_data_4_pin"
-CONF_DISPLAY_DATA_5_PIN = "display_data_5_pin"
-CONF_DISPLAY_DATA_6_PIN = "display_data_6_pin"
-CONF_DISPLAY_DATA_7_PIN = "display_data_7_pin"
-
-CONF_CL_PIN = "cl_pin"
-CONF_CKV_PIN = "ckv_pin"
-CONF_GREYSCALE = "greyscale"
-CONF_GMOD_PIN = "gmod_pin"
-CONF_GPIO0_ENABLE_PIN = "gpio0_enable_pin"
-CONF_LE_PIN = "le_pin"
-CONF_PARTIAL_UPDATING = "partial_updating"
-CONF_POWERUP_PIN = "powerup_pin"
-CONF_SPH_PIN = "sph_pin"
-CONF_SPV_PIN = "spv_pin"
-CONF_VCOM_PIN = "vcom_pin"
-
-inkplate6_ns = cg.esphome_ns.namespace("inkplate6")
-Inkplate6 = inkplate6_ns.class_(
-    "Inkplate6",
-    cg.PollingComponent,
-    i2c.I2CDevice,
-    display.Display,
-    display.DisplayBuffer,
-)
-
-InkplateModel = inkplate6_ns.enum("InkplateModel")
-
-MODELS = {
-    "inkplate_6": InkplateModel.INKPLATE_6,
-    "inkplate_10": InkplateModel.INKPLATE_10,
-    "inkplate_6_plus": InkplateModel.INKPLATE_6_PLUS,
-    "inkplate_6_v2": InkplateModel.INKPLATE_6_V2,
-    "inkplate_5": InkplateModel.INKPLATE_5,
-    "inkplate_5_v2": InkplateModel.INKPLATE_5_V2,
-}
-
-CONFIG_SCHEMA = cv.All(
-    display.FULL_DISPLAY_SCHEMA.extend(
-        {
-            cv.GenerateID(): cv.declare_id(Inkplate6),
-            cv.Optional(CONF_GREYSCALE, default=False): cv.boolean,
-            cv.Optional(CONF_TRANSFORM): cv.Schema(
-                {
-                    cv.Optional(CONF_MIRROR_X, default=False): cv.boolean,
-                    cv.Optional(CONF_MIRROR_Y, default=False): cv.boolean,
-                }
-            ),
-            cv.Optional(CONF_PARTIAL_UPDATING, default=True): cv.boolean,
-            cv.Optional(CONF_FULL_UPDATE_EVERY, default=10): cv.uint32_t,
-            cv.Optional(CONF_MODEL, default="inkplate_6"): cv.enum(
-                MODELS, lower=True, space="_"
-            ),
-            # Control pins
-            cv.Required(CONF_CKV_PIN): pins.gpio_output_pin_schema,
-            cv.Required(CONF_GMOD_PIN): pins.gpio_output_pin_schema,
-            cv.Required(CONF_GPIO0_ENABLE_PIN): pins.gpio_output_pin_schema,
-            cv.Required(CONF_OE_PIN): pins.gpio_output_pin_schema,
-            cv.Required(CONF_POWERUP_PIN): pins.gpio_output_pin_schema,
-            cv.Required(CONF_SPH_PIN): pins.gpio_output_pin_schema,
-            cv.Required(CONF_SPV_PIN): pins.gpio_output_pin_schema,
-            cv.Required(CONF_VCOM_PIN): pins.gpio_output_pin_schema,
-            cv.Required(CONF_WAKEUP_PIN): pins.gpio_output_pin_schema,
-            cv.Optional(CONF_CL_PIN, default=0): pins.internal_gpio_output_pin_schema,
-            cv.Optional(CONF_LE_PIN, default=2): pins.internal_gpio_output_pin_schema,
-            # Data pins
-            cv.Optional(
-                CONF_DISPLAY_DATA_0_PIN, default=4
-            ): pins.internal_gpio_output_pin_schema,
-            cv.Optional(
-                CONF_DISPLAY_DATA_1_PIN, default=5
-            ): pins.internal_gpio_output_pin_schema,
-            cv.Optional(
-                CONF_DISPLAY_DATA_2_PIN, default=18
-            ): pins.internal_gpio_output_pin_schema,
-            cv.Optional(
-                CONF_DISPLAY_DATA_3_PIN, default=19
-            ): pins.internal_gpio_output_pin_schema,
-            cv.Optional(
-                CONF_DISPLAY_DATA_4_PIN, default=23
-            ): pins.internal_gpio_output_pin_schema,
-            cv.Optional(
-                CONF_DISPLAY_DATA_5_PIN, default=25
-            ): pins.internal_gpio_output_pin_schema,
-            cv.Optional(
-                CONF_DISPLAY_DATA_6_PIN, default=26
-            ): pins.internal_gpio_output_pin_schema,
-            cv.Optional(
-                CONF_DISPLAY_DATA_7_PIN, default=27
-            ): pins.internal_gpio_output_pin_schema,
-        }
-    )
-    .extend(cv.polling_component_schema("5s"))
-    .extend(i2c.i2c_device_schema(0x48)),
-    cv.has_at_most_one_key(CONF_PAGES, CONF_LAMBDA),
-)
-
-
-def _validate_cpu_frequency(config):
-    esp32_config = fv.full_config.get()[PLATFORM_ESP32]
-    if esp32_config[CONF_CPU_FREQUENCY] != "240MHZ":
-        raise cv.Invalid(
-            "Inkplate requires 240MHz CPU frequency (set in esp32 component)"
-        )
-    return config
-
-
-FINAL_VALIDATE_SCHEMA = _validate_cpu_frequency
-
-
-async def to_code(config):
-    var = cg.new_Pvariable(config[CONF_ID])
-
-    await display.register_display(var, config)
-    await i2c.register_i2c_device(var, config)
-
-    if CONF_LAMBDA in config:
-        lambda_ = await cg.process_lambda(
-            config[CONF_LAMBDA], [(display.DisplayRef, "it")], return_type=cg.void
-        )
-        cg.add(var.set_writer(lambda_))
-
-    cg.add(var.set_greyscale(config[CONF_GREYSCALE]))
-    if transform := config.get(CONF_TRANSFORM):
-        cg.add(var.set_mirror_x(transform[CONF_MIRROR_X]))
-        cg.add(var.set_mirror_y(transform[CONF_MIRROR_Y]))
-    cg.add(var.set_partial_updating(config[CONF_PARTIAL_UPDATING]))
-    cg.add(var.set_full_update_every(config[CONF_FULL_UPDATE_EVERY]))
-
-    cg.add(var.set_model(config[CONF_MODEL]))
-
-    ckv = await cg.gpio_pin_expression(config[CONF_CKV_PIN])
-    cg.add(var.set_ckv_pin(ckv))
-
-    gmod = await cg.gpio_pin_expression(config[CONF_GMOD_PIN])
-    cg.add(var.set_gmod_pin(gmod))
-
-    gpio0_enable = await cg.gpio_pin_expression(config[CONF_GPIO0_ENABLE_PIN])
-    cg.add(var.set_gpio0_enable_pin(gpio0_enable))
-
-    oe = await cg.gpio_pin_expression(config[CONF_OE_PIN])
-    cg.add(var.set_oe_pin(oe))
-
-    powerup = await cg.gpio_pin_expression(config[CONF_POWERUP_PIN])
-    cg.add(var.set_powerup_pin(powerup))
-
-    sph = await cg.gpio_pin_expression(config[CONF_SPH_PIN])
-    cg.add(var.set_sph_pin(sph))
-
-    spv = await cg.gpio_pin_expression(config[CONF_SPV_PIN])
-    cg.add(var.set_spv_pin(spv))
-
-    vcom = await cg.gpio_pin_expression(config[CONF_VCOM_PIN])
-    cg.add(var.set_vcom_pin(vcom))
-
-    wakeup = await cg.gpio_pin_expression(config[CONF_WAKEUP_PIN])
-    cg.add(var.set_wakeup_pin(wakeup))
-
-    cl = await cg.gpio_pin_expression(config[CONF_CL_PIN])
-    cg.add(var.set_cl_pin(cl))
-
-    le = await cg.gpio_pin_expression(config[CONF_LE_PIN])
-    cg.add(var.set_le_pin(le))
-
-    display_data_0 = await cg.gpio_pin_expression(config[CONF_DISPLAY_DATA_0_PIN])
-    cg.add(var.set_display_data_0_pin(display_data_0))
-
-    display_data_1 = await cg.gpio_pin_expression(config[CONF_DISPLAY_DATA_1_PIN])
-    cg.add(var.set_display_data_1_pin(display_data_1))
-
-    display_data_2 = await cg.gpio_pin_expression(config[CONF_DISPLAY_DATA_2_PIN])
-    cg.add(var.set_display_data_2_pin(display_data_2))
-
-    display_data_3 = await cg.gpio_pin_expression(config[CONF_DISPLAY_DATA_3_PIN])
-    cg.add(var.set_display_data_3_pin(display_data_3))
-
-    display_data_4 = await cg.gpio_pin_expression(config[CONF_DISPLAY_DATA_4_PIN])
-    cg.add(var.set_display_data_4_pin(display_data_4))
-
-    display_data_5 = await cg.gpio_pin_expression(config[CONF_DISPLAY_DATA_5_PIN])
-    cg.add(var.set_display_data_5_pin(display_data_5))
-
-    display_data_6 = await cg.gpio_pin_expression(config[CONF_DISPLAY_DATA_6_PIN])
-    cg.add(var.set_display_data_6_pin(display_data_6))
-
-    display_data_7 = await cg.gpio_pin_expression(config[CONF_DISPLAY_DATA_7_PIN])
-    cg.add(var.set_display_data_7_pin(display_data_7))

esphome/components/kmeteriso/kmeteriso.cpp

@@ -33,7 +33,7 @@ void KMeterISOComponent::setup() {
   }
 
   uint8_t read_buf[4] = {1};
-  if (!this->read_register(KMETER_ERROR_STATUS_REG, read_buf, 1)) {
+  if (!this->read_bytes(KMETER_ERROR_STATUS_REG, read_buf, 1)) {
     ESP_LOGCONFIG(TAG, "Could not read from the device.");
     this->error_code_ = COMMUNICATION_FAILED;
     this->mark_failed();

esphome/components/light/light_call.cpp

@@ -11,19 +11,21 @@ static const char *const TAG = "light";
 
 // Helper functions to reduce code size for logging
 #if ESPHOME_LOG_LEVEL >= ESPHOME_LOG_LEVEL_WARN
-static void log_validation_warning(const char *name, const char *param_name, float val, float min, float max) {
-  ESP_LOGW(TAG, "'%s': %s value %.2f is out of range [%.1f - %.1f]", name, param_name, val, min, max);
+static void log_validation_warning(const char *name, const LogString *param_name, float val, float min, float max) {
+  ESP_LOGW(TAG, "'%s': %s value %.2f is out of range [%.1f - %.1f]", name, LOG_STR_ARG(param_name), val, min, max);
 }
 
-static void log_feature_not_supported(const char *name, const char *feature) {
-  ESP_LOGW(TAG, "'%s': %s not supported", name, feature);
+static void log_feature_not_supported(const char *name, const LogString *feature) {
+  ESP_LOGW(TAG, "'%s': %s not supported", name, LOG_STR_ARG(feature));
 }
 
-static void log_color_mode_not_supported(const char *name, const char *feature) {
-  ESP_LOGW(TAG, "'%s': color mode does not support setting %s", name, feature);
+static void log_color_mode_not_supported(const char *name, const LogString *feature) {
+  ESP_LOGW(TAG, "'%s': color mode does not support setting %s", name, LOG_STR_ARG(feature));
 }
 
-static void log_invalid_parameter(const char *name, const char *message) { ESP_LOGW(TAG, "'%s': %s", name, message); }
+static void log_invalid_parameter(const char *name, const LogString *message) {
+  ESP_LOGW(TAG, "'%s': %s", name, LOG_STR_ARG(message));
+}
 #else
 #define log_validation_warning(name, param_name, val, min, max)
 #define log_feature_not_supported(name, feature)
@@ -201,19 +203,19 @@ LightColorValues LightCall::validate_() {
 
   // Brightness exists check
   if (this->has_brightness() && this->brightness_ > 0.0f && !(color_mode & ColorCapability::BRIGHTNESS)) {
-    log_feature_not_supported(name, "brightness");
+    log_feature_not_supported(name, LOG_STR("brightness"));
     this->set_flag_(FLAG_HAS_BRIGHTNESS, false);
   }
 
   // Transition length possible check
   if (this->has_transition_() && this->transition_length_ != 0 && !(color_mode & ColorCapability::BRIGHTNESS)) {
-    log_feature_not_supported(name, "transitions");
+    log_feature_not_supported(name, LOG_STR("transitions"));
     this->set_flag_(FLAG_HAS_TRANSITION, false);
   }
 
   // Color brightness exists check
   if (this->has_color_brightness() && this->color_brightness_ > 0.0f && !(color_mode & ColorCapability::RGB)) {
-    log_color_mode_not_supported(name, "RGB brightness");
+    log_color_mode_not_supported(name, LOG_STR("RGB brightness"));
     this->set_flag_(FLAG_HAS_COLOR_BRIGHTNESS, false);
   }
 
@@ -221,7 +223,7 @@ LightColorValues LightCall::validate_() {
   if ((this->has_red() && this->red_ > 0.0f) || (this->has_green() && this->green_ > 0.0f) ||
       (this->has_blue() && this->blue_ > 0.0f)) {
     if (!(color_mode & ColorCapability::RGB)) {
-      log_color_mode_not_supported(name, "RGB color");
+      log_color_mode_not_supported(name, LOG_STR("RGB color"));
       this->set_flag_(FLAG_HAS_RED, false);
       this->set_flag_(FLAG_HAS_GREEN, false);
       this->set_flag_(FLAG_HAS_BLUE, false);
@@ -231,21 +233,21 @@ LightColorValues LightCall::validate_() {
   // White value exists check
   if (this->has_white() && this->white_ > 0.0f &&
       !(color_mode & ColorCapability::WHITE || color_mode & ColorCapability::COLD_WARM_WHITE)) {
-    log_color_mode_not_supported(name, "white value");
+    log_color_mode_not_supported(name, LOG_STR("white value"));
     this->set_flag_(FLAG_HAS_WHITE, false);
   }
 
   // Color temperature exists check
   if (this->has_color_temperature() &&
       !(color_mode & ColorCapability::COLOR_TEMPERATURE || color_mode & ColorCapability::COLD_WARM_WHITE)) {
-    log_color_mode_not_supported(name, "color temperature");
+    log_color_mode_not_supported(name, LOG_STR("color temperature"));
     this->set_flag_(FLAG_HAS_COLOR_TEMPERATURE, false);
   }
 
   // Cold/warm white value exists check
   if ((this->has_cold_white() && this->cold_white_ > 0.0f) || (this->has_warm_white() && this->warm_white_ > 0.0f)) {
     if (!(color_mode & ColorCapability::COLD_WARM_WHITE)) {
-      log_color_mode_not_supported(name, "cold/warm white value");
+      log_color_mode_not_supported(name, LOG_STR("cold/warm white value"));
       this->set_flag_(FLAG_HAS_COLD_WHITE, false);
       this->set_flag_(FLAG_HAS_WARM_WHITE, false);
     }
@@ -255,7 +257,7 @@ LightColorValues LightCall::validate_() {
   if (this->has_##name_()) { \
     auto val = this->name_##_; \
     if (val < (min) || val > (max)) { \
-      log_validation_warning(name, LOG_STR_LITERAL(upper_name), val, (min), (max)); \
+      log_validation_warning(name, LOG_STR(upper_name), val, (min), (max)); \
       this->name_##_ = clamp(val, (min), (max)); \
     } \
   }
@@ -319,7 +321,7 @@ LightColorValues LightCall::validate_() {
 
   // Flash length check
   if (this->has_flash_() && this->flash_length_ == 0) {
-    log_invalid_parameter(name, "flash length must be greater than zero");
+    log_invalid_parameter(name, LOG_STR("flash length must be greater than zero"));
     this->set_flag_(FLAG_HAS_FLASH, false);
   }
 
@@ -338,13 +340,13 @@ LightColorValues LightCall::validate_() {
   }
 
   if (this->has_effect_() && (this->has_transition_() || this->has_flash_())) {
-    log_invalid_parameter(name, "effect cannot be used with transition/flash");
+    log_invalid_parameter(name, LOG_STR("effect cannot be used with transition/flash"));
     this->set_flag_(FLAG_HAS_TRANSITION, false);
     this->set_flag_(FLAG_HAS_FLASH, false);
   }
 
   if (this->has_flash_() && this->has_transition_()) {
-    log_invalid_parameter(name, "flash cannot be used with transition");
+    log_invalid_parameter(name, LOG_STR("flash cannot be used with transition"));
     this->set_flag_(FLAG_HAS_TRANSITION, false);
   }
 
@@ -361,7 +363,7 @@ LightColorValues LightCall::validate_() {
   }
 
   if (this->has_transition_() && !supports_transition) {
-    log_feature_not_supported(name, "transitions");
+    log_feature_not_supported(name, LOG_STR("transitions"));
     this->set_flag_(FLAG_HAS_TRANSITION, false);
   }
 
@@ -371,7 +373,7 @@ LightColorValues LightCall::validate_() {
   bool target_state = this->has_state() ? this->state_ : v.is_on();
   if (!this->has_flash_() && !target_state) {
     if (this->has_effect_()) {
-      log_invalid_parameter(name, "cannot start effect when turning off");
+      log_invalid_parameter(name, LOG_STR("cannot start effect when turning off"));
       this->set_flag_(FLAG_HAS_EFFECT, false);
     } else if (this->parent_->active_effect_index_ != 0 && explicit_turn_off_request) {
       // Auto turn off effect

esphome/components/light/light_state.h

@@ -12,6 +12,7 @@
 #include "light_transformer.h"
 
 #include <vector>
+#include <strings.h>
 
 namespace esphome {
 namespace light {

esphome/components/logger/logger.cpp

@@ -246,19 +246,40 @@ void Logger::add_on_log_callback(std::function<void(uint8_t, const char *, const
   this->log_callback_.add(std::move(callback));
 }
 float Logger::get_setup_priority() const { return setup_priority::BUS + 500.0f; }
+
+#ifdef USE_STORE_LOG_STR_IN_FLASH
+// ESP8266: PSTR() cannot be used in array initializers, so we need to declare
+// each string separately as a global constant first
+static const char LOG_LEVEL_NONE[] PROGMEM = "NONE";
+static const char LOG_LEVEL_ERROR[] PROGMEM = "ERROR";
+static const char LOG_LEVEL_WARN[] PROGMEM = "WARN";
+static const char LOG_LEVEL_INFO[] PROGMEM = "INFO";
+static const char LOG_LEVEL_CONFIG[] PROGMEM = "CONFIG";
+static const char LOG_LEVEL_DEBUG[] PROGMEM = "DEBUG";
+static const char LOG_LEVEL_VERBOSE[] PROGMEM = "VERBOSE";
+static const char LOG_LEVEL_VERY_VERBOSE[] PROGMEM = "VERY_VERBOSE";
+
+static const LogString *const LOG_LEVELS[] = {
+    reinterpret_cast<const LogString *>(LOG_LEVEL_NONE),    reinterpret_cast<const LogString *>(LOG_LEVEL_ERROR),
+    reinterpret_cast<const LogString *>(LOG_LEVEL_WARN),    reinterpret_cast<const LogString *>(LOG_LEVEL_INFO),
+    reinterpret_cast<const LogString *>(LOG_LEVEL_CONFIG),  reinterpret_cast<const LogString *>(LOG_LEVEL_DEBUG),
+    reinterpret_cast<const LogString *>(LOG_LEVEL_VERBOSE), reinterpret_cast<const LogString *>(LOG_LEVEL_VERY_VERBOSE),
+};
+#else
 static const char *const LOG_LEVELS[] = {"NONE", "ERROR", "WARN", "INFO", "CONFIG", "DEBUG", "VERBOSE", "VERY_VERBOSE"};
+#endif
 
 void Logger::dump_config() {
   ESP_LOGCONFIG(TAG,
                 "Logger:\n"
                 "  Max Level: %s\n"
                 "  Initial Level: %s",
-                LOG_LEVELS[ESPHOME_LOG_LEVEL], LOG_LEVELS[this->current_level_]);
+                LOG_STR_ARG(LOG_LEVELS[ESPHOME_LOG_LEVEL]), LOG_STR_ARG(LOG_LEVELS[this->current_level_]));
 #ifndef USE_HOST
   ESP_LOGCONFIG(TAG,
                 "  Log Baud Rate: %" PRIu32 "\n"
                 "  Hardware UART: %s",
-                this->baud_rate_, get_uart_selection_());
+                this->baud_rate_, LOG_STR_ARG(get_uart_selection_()));
 #endif
 #ifdef USE_ESPHOME_TASK_LOG_BUFFER
   if (this->log_buffer_) {
@@ -267,14 +288,14 @@ void Logger::dump_config() {
 #endif
 
   for (auto &it : this->log_levels_) {
-    ESP_LOGCONFIG(TAG, "  Level for '%s': %s", it.first.c_str(), LOG_LEVELS[it.second]);
+    ESP_LOGCONFIG(TAG, "  Level for '%s': %s", it.first.c_str(), LOG_STR_ARG(LOG_LEVELS[it.second]));
   }
 }
 
 void Logger::set_log_level(uint8_t level) {
   if (level > ESPHOME_LOG_LEVEL) {
     level = ESPHOME_LOG_LEVEL;
-    ESP_LOGW(TAG, "Cannot set log level higher than pre-compiled %s", LOG_LEVELS[ESPHOME_LOG_LEVEL]);
+    ESP_LOGW(TAG, "Cannot set log level higher than pre-compiled %s", LOG_STR_ARG(LOG_LEVELS[ESPHOME_LOG_LEVEL]));
   }
   this->current_level_ = level;
   this->level_callback_.call(level);

esphome/components/logger/logger.h

@@ -226,7 +226,7 @@ class Logger : public Component {
   }
 
 #ifndef USE_HOST
-  const char *get_uart_selection_();
+  const LogString *get_uart_selection_();
 #endif
 
   // Group 4-byte aligned members first

esphome/components/logger/logger_esp32.cpp

@@ -190,20 +190,28 @@ void HOT Logger::write_msg_(const char *msg) {
 void HOT Logger::write_msg_(const char *msg) { this->hw_serial_->println(msg); }
 #endif
 
-const char *const UART_SELECTIONS[] = {
-    "UART0",           "UART1",
+const LogString *Logger::get_uart_selection_() {
+  switch (this->uart_) {
+    case UART_SELECTION_UART0:
+      return LOG_STR("UART0");
+    case UART_SELECTION_UART1:
+      return LOG_STR("UART1");
 #ifdef USE_ESP32_VARIANT_ESP32
-    "UART2",
+    case UART_SELECTION_UART2:
+      return LOG_STR("UART2");
 #endif
 #ifdef USE_LOGGER_USB_CDC
-    "USB_CDC",
+    case UART_SELECTION_USB_CDC:
+      return LOG_STR("USB_CDC");
 #endif
 #ifdef USE_LOGGER_USB_SERIAL_JTAG
-    "USB_SERIAL_JTAG",
+    case UART_SELECTION_USB_SERIAL_JTAG:
+      return LOG_STR("USB_SERIAL_JTAG");
 #endif
-};
-
-const char *Logger::get_uart_selection_() { return UART_SELECTIONS[this->uart_]; }
+    default:
+      return LOG_STR("UNKNOWN");
+  }
+}
 
 }  // namespace esphome::logger
 #endif

esphome/components/logger/logger_esp8266.cpp

@@ -35,9 +35,17 @@ void Logger::pre_setup() {
 
 void HOT Logger::write_msg_(const char *msg) { this->hw_serial_->println(msg); }
 
-const char *const UART_SELECTIONS[] = {"UART0", "UART1", "UART0_SWAP"};
-
-const char *Logger::get_uart_selection_() { return UART_SELECTIONS[this->uart_]; }
+const LogString *Logger::get_uart_selection_() {
+  switch (this->uart_) {
+    case UART_SELECTION_UART0:
+      return LOG_STR("UART0");
+    case UART_SELECTION_UART1:
+      return LOG_STR("UART1");
+    case UART_SELECTION_UART0_SWAP:
+    default:
+      return LOG_STR("UART0_SWAP");
+  }
+}
 
 }  // namespace esphome::logger
 #endif

esphome/components/logger/logger_libretiny.cpp

@@ -51,9 +51,19 @@ void Logger::pre_setup() {
 
 void HOT Logger::write_msg_(const char *msg) { this->hw_serial_->println(msg); }
 
-const char *const UART_SELECTIONS[] = {"DEFAULT", "UART0", "UART1", "UART2"};
-
-const char *Logger::get_uart_selection_() { return UART_SELECTIONS[this->uart_]; }
+const LogString *Logger::get_uart_selection_() {
+  switch (this->uart_) {
+    case UART_SELECTION_DEFAULT:
+      return LOG_STR("DEFAULT");
+    case UART_SELECTION_UART0:
+      return LOG_STR("UART0");
+    case UART_SELECTION_UART1:
+      return LOG_STR("UART1");
+    case UART_SELECTION_UART2:
+    default:
+      return LOG_STR("UART2");
+  }
+}
 
 }  // namespace esphome::logger
 

esphome/components/logger/logger_rp2040.cpp

@@ -29,9 +29,20 @@ void Logger::pre_setup() {
 
 void HOT Logger::write_msg_(const char *msg) { this->hw_serial_->println(msg); }
 
-const char *const UART_SELECTIONS[] = {"UART0", "UART1", "USB_CDC"};
-
-const char *Logger::get_uart_selection_() { return UART_SELECTIONS[this->uart_]; }
+const LogString *Logger::get_uart_selection_() {
+  switch (this->uart_) {
+    case UART_SELECTION_UART0:
+      return LOG_STR("UART0");
+    case UART_SELECTION_UART1:
+      return LOG_STR("UART1");
+#ifdef USE_LOGGER_USB_CDC
+    case UART_SELECTION_USB_CDC:
+      return LOG_STR("USB_CDC");
+#endif
+    default:
+      return LOG_STR("UNKNOWN");
+  }
+}
 
 }  // namespace esphome::logger
 #endif  // USE_RP2040

esphome/components/logger/logger_zephyr.cpp

@@ -54,7 +54,7 @@ void Logger::pre_setup() {
 #endif
     }
     if (!device_is_ready(uart_dev)) {
-      ESP_LOGE(TAG, "%s is not ready.", get_uart_selection_());
+      ESP_LOGE(TAG, "%s is not ready.", LOG_STR_ARG(get_uart_selection_()));
     } else {
       this->uart_dev_ = uart_dev;
     }
@@ -77,9 +77,20 @@ void HOT Logger::write_msg_(const char *msg) {
   uart_poll_out(this->uart_dev_, '\n');
 }
 
-const char *const UART_SELECTIONS[] = {"UART0", "UART1", "USB_CDC"};
-
-const char *Logger::get_uart_selection_() { return UART_SELECTIONS[this->uart_]; }
+const LogString *Logger::get_uart_selection_() {
+  switch (this->uart_) {
+    case UART_SELECTION_UART0:
+      return LOG_STR("UART0");
+    case UART_SELECTION_UART1:
+      return LOG_STR("UART1");
+#ifdef USE_LOGGER_USB_CDC
+    case UART_SELECTION_USB_CDC:
+      return LOG_STR("USB_CDC");
+#endif
+    default:
+      return LOG_STR("UNKNOWN");
+  }
+}
 
 }  // namespace esphome::logger
 

esphome/components/m5stack_8angle/binary_sensor/m5stack_8angle_binary_sensor.cpp

@@ -6,7 +6,7 @@ namespace m5stack_8angle {
 void M5Stack8AngleSwitchBinarySensor::update() {
   int8_t out = this->parent_->read_switch();
   if (out == -1) {
-    this->status_set_warning("Could not read binary sensor state from M5Stack 8Angle.");
+    this->status_set_warning(LOG_STR("Could not read binary sensor state from M5Stack 8Angle."));
     return;
   }
   this->publish_state(out != 0);

esphome/components/m5stack_8angle/sensor/m5stack_8angle_sensor.cpp

@@ -7,7 +7,7 @@ void M5Stack8AngleKnobSensor::update() {
   if (this->parent_ != nullptr) {
     int32_t raw_pos = this->parent_->read_knob_pos_raw(this->channel_, this->bits_);
     if (raw_pos == -1) {
-      this->status_set_warning("Could not read knob position from M5Stack 8Angle.");
+      this->status_set_warning(LOG_STR("Could not read knob position from M5Stack 8Angle."));
       return;
     }
     if (this->raw_) {

esphome/components/max17043/max17043.cpp

@@ -22,7 +22,7 @@ void MAX17043Component::update() {
 
   if (this->voltage_sensor_ != nullptr) {
     if (!this->read_byte_16(MAX17043_VCELL, &raw_voltage)) {
-      this->status_set_warning("Unable to read MAX17043_VCELL");
+      this->status_set_warning(LOG_STR("Unable to read MAX17043_VCELL"));
     } else {
       float voltage = (1.25 * (float) (raw_voltage >> 4)) / 1000.0;
       this->voltage_sensor_->publish_state(voltage);
@@ -31,7 +31,7 @@ void MAX17043Component::update() {
   }
   if (this->battery_remaining_sensor_ != nullptr) {
     if (!this->read_byte_16(MAX17043_SOC, &raw_percent)) {
-      this->status_set_warning("Unable to read MAX17043_SOC");
+      this->status_set_warning(LOG_STR("Unable to read MAX17043_SOC"));
     } else {
       float percent = (float) ((raw_percent >> 8) + 0.003906f * (raw_percent & 0x00ff));
       this->battery_remaining_sensor_->publish_state(percent);

esphome/components/mcp23016/__init__.py

@@ -11,6 +11,7 @@ from esphome.const import (
     CONF_OUTPUT,
 )
 
+AUTO_LOAD = ["gpio_expander"]
 DEPENDENCIES = ["i2c"]
 MULTI_CONF = True
 

esphome/components/mcp23016/mcp23016.cpp

@@ -22,14 +22,29 @@ void MCP23016::setup() {
   this->write_reg_(MCP23016_IODIR0, 0xFF);
   this->write_reg_(MCP23016_IODIR1, 0xFF);
 }
-bool MCP23016::digital_read(uint8_t pin) {
-  uint8_t bit = pin % 8;
+
+void MCP23016::loop() {
+  // Invalidate cache at the start of each loop
+  this->reset_pin_cache_();
+}
+bool MCP23016::digital_read_hw(uint8_t pin) {
   uint8_t reg_addr = pin < 8 ? MCP23016_GP0 : MCP23016_GP1;
   uint8_t value = 0;
-  this->read_reg_(reg_addr, &value);
-  return value & (1 << bit);
+  if (!this->read_reg_(reg_addr, &value)) {
+    return false;
+  }
+
+  // Update the appropriate part of input_mask_
+  if (pin < 8) {
+    this->input_mask_ = (this->input_mask_ & 0xFF00) | value;
+  } else {
+    this->input_mask_ = (this->input_mask_ & 0x00FF) | (uint16_t(value) << 8);
+  }
+  return true;
 }
-void MCP23016::digital_write(uint8_t pin, bool value) {
+
+bool MCP23016::digital_read_cache(uint8_t pin) { return this->input_mask_ & (1 << pin); }
+void MCP23016::digital_write_hw(uint8_t pin, bool value) {
   uint8_t reg_addr = pin < 8 ? MCP23016_OLAT0 : MCP23016_OLAT1;
   this->update_reg_(pin, value, reg_addr);
 }

esphome/components/mcp23016/mcp23016.h

@@ -3,6 +3,7 @@
 #include "esphome/core/component.h"
 #include "esphome/core/hal.h"
 #include "esphome/components/i2c/i2c.h"
+#include "esphome/components/gpio_expander/cached_gpio.h"
 
 namespace esphome {
 namespace mcp23016 {
@@ -24,19 +25,22 @@ enum MCP23016GPIORegisters {
   MCP23016_IOCON1 = 0x0B,
 };
 
-class MCP23016 : public Component, public i2c::I2CDevice {
+class MCP23016 : public Component, public i2c::I2CDevice, public gpio_expander::CachedGpioExpander<uint8_t, 16> {
  public:
   MCP23016() = default;
 
   void setup() override;
-
-  bool digital_read(uint8_t pin);
-  void digital_write(uint8_t pin, bool value);
+  void loop() override;
   void pin_mode(uint8_t pin, gpio::Flags flags);
 
   float get_setup_priority() const override;
 
  protected:
+  // Virtual methods from CachedGpioExpander
+  bool digital_read_hw(uint8_t pin) override;
+  bool digital_read_cache(uint8_t pin) override;
+  void digital_write_hw(uint8_t pin, bool value) override;
+
   // read a given register
   bool read_reg_(uint8_t reg, uint8_t *value);
   // write a value to a given register
@@ -46,6 +50,8 @@ class MCP23016 : public Component, public i2c::I2CDevice {
 
   uint8_t olat_0_{0x00};
   uint8_t olat_1_{0x00};
+  // Cache for input values (16-bit combined for both banks)
+  uint16_t input_mask_{0x00};
 };
 
 class MCP23016GPIOPin : public GPIOPin {

esphome/components/mcp23x08_base/mcp23x08_base.cpp

@@ -8,7 +8,7 @@ static const char *const TAG = "mcp23x08_base";
 
 bool MCP23X08Base::digital_read_hw(uint8_t pin) {
   if (!this->read_reg(mcp23x08_base::MCP23X08_GPIO, &this->input_mask_)) {
-    this->status_set_warning(ESP_LOG_MSG_COMM_FAIL);
+    this->status_set_warning(LOG_STR(ESP_LOG_MSG_COMM_FAIL));
     return false;
   }
   return true;

esphome/components/mcp23x17_base/mcp23x17_base.cpp

@@ -11,13 +11,13 @@ bool MCP23X17Base::digital_read_hw(uint8_t pin) {
   uint8_t data;
   if (pin < 8) {
     if (!this->read_reg(mcp23x17_base::MCP23X17_GPIOA, &data)) {
-      this->status_set_warning(ESP_LOG_MSG_COMM_FAIL);
+      this->status_set_warning(LOG_STR(ESP_LOG_MSG_COMM_FAIL));
       return false;
     }
     this->input_mask_ = encode_uint16(this->input_mask_ >> 8, data);
   } else {
     if (!this->read_reg(mcp23x17_base::MCP23X17_GPIOB, &data)) {
-      this->status_set_warning(ESP_LOG_MSG_COMM_FAIL);
+      this->status_set_warning(LOG_STR(ESP_LOG_MSG_COMM_FAIL));
       return false;
     }
     this->input_mask_ = encode_uint16(data, this->input_mask_ & 0xFF);

esphome/components/md5/md5.cpp

@@ -1,4 +1,3 @@
-#include <cstdio>
 #include <cstring>
 #include "md5.h"
 #ifdef USE_MD5
@@ -44,7 +43,9 @@ void MD5Digest::get_bytes(uint8_t *output) { memcpy(output, this->digest_, 16);
 
 void MD5Digest::get_hex(char *output) {
   for (size_t i = 0; i < 16; i++) {
-    sprintf(output + i * 2, "%02x", this->digest_[i]);
+    uint8_t byte = this->digest_[i];
+    output[i * 2] = format_hex_char(byte >> 4);
+    output[i * 2 + 1] = format_hex_char(byte & 0x0F);
   }
 }
 

esphome/components/mdns/mdns_component.cpp

@@ -5,6 +5,30 @@
 #include "esphome/core/version.h"
 #include "mdns_component.h"
 
+#ifdef USE_ESP8266
+#include <pgmspace.h>
+// Macro to define strings in PROGMEM on ESP8266, regular memory on other platforms
+#define MDNS_STATIC_CONST_CHAR(name, value) static const char name[] PROGMEM = value
+// Helper to get string from PROGMEM - returns a temporary std::string
+// Only define this function if we have services that will use it
+#if defined(USE_API) || defined(USE_PROMETHEUS) || defined(USE_WEBSERVER) || defined(USE_MDNS_EXTRA_SERVICES)
+static std::string mdns_string_p(const char *src) {
+  char buf[64];
+  strncpy_P(buf, src, sizeof(buf) - 1);
+  buf[sizeof(buf) - 1] = '\0';
+  return std::string(buf);
+}
+#define MDNS_STR(name) mdns_string_p(name)
+#else
+// If no services are configured, we still need the fallback service but it uses string literals
+#define MDNS_STR(name) std::string(name)
+#endif
+#else
+// On non-ESP8266 platforms, use regular const char*
+#define MDNS_STATIC_CONST_CHAR(name, value) static constexpr const char *name = value
+#define MDNS_STR(name) name
+#endif
+
 #ifdef USE_API
 #include "esphome/components/api/api_server.h"
 #endif
@@ -21,6 +45,32 @@ static const char *const TAG = "mdns";
 #define USE_WEBSERVER_PORT 80  // NOLINT
 #endif
 
+// Define all constant strings using the macro
+MDNS_STATIC_CONST_CHAR(SERVICE_ESPHOMELIB, "_esphomelib");
+MDNS_STATIC_CONST_CHAR(SERVICE_TCP, "_tcp");
+MDNS_STATIC_CONST_CHAR(SERVICE_PROMETHEUS, "_prometheus-http");
+MDNS_STATIC_CONST_CHAR(SERVICE_HTTP, "_http");
+
+MDNS_STATIC_CONST_CHAR(TXT_FRIENDLY_NAME, "friendly_name");
+MDNS_STATIC_CONST_CHAR(TXT_VERSION, "version");
+MDNS_STATIC_CONST_CHAR(TXT_MAC, "mac");
+MDNS_STATIC_CONST_CHAR(TXT_PLATFORM, "platform");
+MDNS_STATIC_CONST_CHAR(TXT_BOARD, "board");
+MDNS_STATIC_CONST_CHAR(TXT_NETWORK, "network");
+MDNS_STATIC_CONST_CHAR(TXT_API_ENCRYPTION, "api_encryption");
+MDNS_STATIC_CONST_CHAR(TXT_API_ENCRYPTION_SUPPORTED, "api_encryption_supported");
+MDNS_STATIC_CONST_CHAR(TXT_PROJECT_NAME, "project_name");
+MDNS_STATIC_CONST_CHAR(TXT_PROJECT_VERSION, "project_version");
+MDNS_STATIC_CONST_CHAR(TXT_PACKAGE_IMPORT_URL, "package_import_url");
+
+MDNS_STATIC_CONST_CHAR(PLATFORM_ESP8266, "ESP8266");
+MDNS_STATIC_CONST_CHAR(PLATFORM_ESP32, "ESP32");
+MDNS_STATIC_CONST_CHAR(PLATFORM_RP2040, "RP2040");
+
+MDNS_STATIC_CONST_CHAR(NETWORK_WIFI, "wifi");
+MDNS_STATIC_CONST_CHAR(NETWORK_ETHERNET, "ethernet");
+MDNS_STATIC_CONST_CHAR(NETWORK_THREAD, "thread");
+
 void MDNSComponent::compile_records_() {
   this->hostname_ = App.get_name();
 
@@ -50,8 +100,8 @@ void MDNSComponent::compile_records_() {
   if (api::global_api_server != nullptr) {
     this->services_.emplace_back();
     auto &service = this->services_.back();
-    service.service_type = "_esphomelib";
-    service.proto = "_tcp";
+    service.service_type = MDNS_STR(SERVICE_ESPHOMELIB);
+    service.proto = MDNS_STR(SERVICE_TCP);
     service.port = api::global_api_server->get_port();
 
     const std::string &friendly_name = App.get_friendly_name();
@@ -82,47 +132,47 @@ void MDNSComponent::compile_records_() {
     txt_records.reserve(txt_count);
 
     if (!friendly_name_empty) {
-      txt_records.emplace_back(MDNSTXTRecord{"friendly_name", friendly_name});
+      txt_records.push_back({MDNS_STR(TXT_FRIENDLY_NAME), friendly_name});
     }
-    txt_records.emplace_back(MDNSTXTRecord{"version", ESPHOME_VERSION});
-    txt_records.emplace_back(MDNSTXTRecord{"mac", get_mac_address()});
+    txt_records.push_back({MDNS_STR(TXT_VERSION), ESPHOME_VERSION});
+    txt_records.push_back({MDNS_STR(TXT_MAC), get_mac_address()});
 
 #ifdef USE_ESP8266
-    txt_records.emplace_back(MDNSTXTRecord{"platform", "ESP8266"});
+    txt_records.push_back({MDNS_STR(TXT_PLATFORM), MDNS_STR(PLATFORM_ESP8266)});
 #elif defined(USE_ESP32)
-    txt_records.emplace_back(MDNSTXTRecord{"platform", "ESP32"});
+    txt_records.push_back({MDNS_STR(TXT_PLATFORM), MDNS_STR(PLATFORM_ESP32)});
 #elif defined(USE_RP2040)
-    txt_records.emplace_back(MDNSTXTRecord{"platform", "RP2040"});
+    txt_records.push_back({MDNS_STR(TXT_PLATFORM), MDNS_STR(PLATFORM_RP2040)});
 #elif defined(USE_LIBRETINY)
     txt_records.emplace_back(MDNSTXTRecord{"platform", lt_cpu_get_model_name()});
 #endif
 
-    txt_records.emplace_back(MDNSTXTRecord{"board", ESPHOME_BOARD});
+    txt_records.push_back({MDNS_STR(TXT_BOARD), ESPHOME_BOARD});
 
 #if defined(USE_WIFI)
-    txt_records.emplace_back(MDNSTXTRecord{"network", "wifi"});
+    txt_records.push_back({MDNS_STR(TXT_NETWORK), MDNS_STR(NETWORK_WIFI)});
 #elif defined(USE_ETHERNET)
-    txt_records.emplace_back(MDNSTXTRecord{"network", "ethernet"});
+    txt_records.push_back({MDNS_STR(TXT_NETWORK), MDNS_STR(NETWORK_ETHERNET)});
 #elif defined(USE_OPENTHREAD)
-    txt_records.emplace_back(MDNSTXTRecord{"network", "thread"});
+    txt_records.push_back({MDNS_STR(TXT_NETWORK), MDNS_STR(NETWORK_THREAD)});
 #endif
 
 #ifdef USE_API_NOISE
-    static constexpr const char *NOISE_ENCRYPTION = "Noise_NNpsk0_25519_ChaChaPoly_SHA256";
+    MDNS_STATIC_CONST_CHAR(NOISE_ENCRYPTION, "Noise_NNpsk0_25519_ChaChaPoly_SHA256");
     if (api::global_api_server->get_noise_ctx()->has_psk()) {
-      txt_records.emplace_back(MDNSTXTRecord{"api_encryption", NOISE_ENCRYPTION});
+      txt_records.push_back({MDNS_STR(TXT_API_ENCRYPTION), MDNS_STR(NOISE_ENCRYPTION)});
     } else {
-      txt_records.emplace_back(MDNSTXTRecord{"api_encryption_supported", NOISE_ENCRYPTION});
+      txt_records.push_back({MDNS_STR(TXT_API_ENCRYPTION_SUPPORTED), MDNS_STR(NOISE_ENCRYPTION)});
     }
 #endif
 
 #ifdef ESPHOME_PROJECT_NAME
-    txt_records.emplace_back(MDNSTXTRecord{"project_name", ESPHOME_PROJECT_NAME});
-    txt_records.emplace_back(MDNSTXTRecord{"project_version", ESPHOME_PROJECT_VERSION});
+    txt_records.push_back({MDNS_STR(TXT_PROJECT_NAME), ESPHOME_PROJECT_NAME});
+    txt_records.push_back({MDNS_STR(TXT_PROJECT_VERSION), ESPHOME_PROJECT_VERSION});
 #endif  // ESPHOME_PROJECT_NAME
 
 #ifdef USE_DASHBOARD_IMPORT
-    txt_records.emplace_back(MDNSTXTRecord{"package_import_url", dashboard_import::get_package_import_url()});
+    txt_records.push_back({MDNS_STR(TXT_PACKAGE_IMPORT_URL), dashboard_import::get_package_import_url()});
 #endif
   }
 #endif  // USE_API
@@ -130,16 +180,16 @@ void MDNSComponent::compile_records_() {
 #ifdef USE_PROMETHEUS
   this->services_.emplace_back();
   auto &prom_service = this->services_.back();
-  prom_service.service_type = "_prometheus-http";
-  prom_service.proto = "_tcp";
+  prom_service.service_type = MDNS_STR(SERVICE_PROMETHEUS);
+  prom_service.proto = MDNS_STR(SERVICE_TCP);
   prom_service.port = USE_WEBSERVER_PORT;
 #endif
 
 #ifdef USE_WEBSERVER
   this->services_.emplace_back();
   auto &web_service = this->services_.back();
-  web_service.service_type = "_http";
-  web_service.proto = "_tcp";
+  web_service.service_type = MDNS_STR(SERVICE_HTTP);
+  web_service.proto = MDNS_STR(SERVICE_TCP);
   web_service.port = USE_WEBSERVER_PORT;
 #endif
 

esphome/components/mipi/__init__.py

@@ -222,6 +222,12 @@ def delay(ms):
 
 
 class DriverChip:
+    """
+    A class representing a MIPI DBI driver chip model.
+    The parameters supplied as defaults will be used to provide default values for the display configuration.
+    Setting swap_xy to cv.UNDEFINED will indicate that the model does not support swapping X and Y axes.
+    """
+
     models: dict[str, Self] = {}
 
     def __init__(
@@ -232,7 +238,7 @@ class DriverChip:
     ):
         name = name.upper()
         self.name = name
-        self.initsequence = initsequence or defaults.get("init_sequence")
+        self.initsequence = initsequence
         self.defaults = defaults
         DriverChip.models[name] = self
 
@@ -246,6 +252,17 @@ class DriverChip:
         return models
 
     def extend(self, name, **kwargs) -> "DriverChip":
+        """
+        Extend the current model with additional parameters or a modified init sequence.
+        Parameters supplied here will override the defaults of the current model.
+        if the initsequence is not provided, the current model's initsequence will be used.
+        If add_init_sequence is provided, it will be appended to the current initsequence.
+        :param name:
+        :param kwargs:
+        :return:
+        """
+        initsequence = list(kwargs.pop("initsequence", self.initsequence))
+        initsequence.extend(kwargs.pop("add_init_sequence", ()))
         defaults = self.defaults.copy()
         if (
             CONF_WIDTH in defaults
@@ -260,23 +277,39 @@ class DriverChip:
         ):
             defaults[CONF_NATIVE_HEIGHT] = defaults[CONF_HEIGHT]
         defaults.update(kwargs)
-        return DriverChip(name, initsequence=self.initsequence, **defaults)
+        return self.__class__(name, initsequence=tuple(initsequence), **defaults)
 
     def get_default(self, key, fallback: Any = False) -> Any:
         return self.defaults.get(key, fallback)
 
+    @property
+    def transforms(self) -> set[str]:
+        """
+        Return the available transforms for this model.
+        """
+        if self.get_default("no_transform", False):
+            return set()
+        if self.get_default(CONF_SWAP_XY) != cv.UNDEFINED:
+            return {CONF_MIRROR_X, CONF_MIRROR_Y, CONF_SWAP_XY}
+        return {CONF_MIRROR_X, CONF_MIRROR_Y}
+
     def option(self, name, fallback=False) -> cv.Optional:
         return cv.Optional(name, default=self.get_default(name, fallback))
 
     def rotation_as_transform(self, config) -> bool:
         """
         Check if a rotation can be implemented in hardware using the MADCTL register.
-        A rotation of 180 is always possible, 90 and 270 are possible if the model supports swapping X and Y.
+        A rotation of 180 is always possible if x and y mirroring are supported, 90 and 270 are possible if the model supports swapping X and Y.
         """
+        transforms = self.transforms
         rotation = config.get(CONF_ROTATION, 0)
-        return rotation and (
-            self.get_default(CONF_SWAP_XY) != cv.UNDEFINED or rotation == 180
-        )
+        if rotation == 0 or not transforms:
+            return False
+        if rotation == 180:
+            return CONF_MIRROR_X in transforms and CONF_MIRROR_Y in transforms
+        if rotation == 90:
+            return CONF_SWAP_XY in transforms and CONF_MIRROR_X in transforms
+        return CONF_SWAP_XY in transforms and CONF_MIRROR_Y in transforms
 
     def get_dimensions(self, config) -> tuple[int, int, int, int]:
         if CONF_DIMENSIONS in config:
@@ -301,10 +334,10 @@ class DriverChip:
 
         # if mirroring axes and there are offsets, also mirror the offsets to cater for situations where
         # the offset is asymmetric
-        if transform[CONF_MIRROR_X]:
+        if transform.get(CONF_MIRROR_X):
             native_width = self.get_default(CONF_NATIVE_WIDTH, width + offset_width * 2)
             offset_width = native_width - width - offset_width
-        if transform[CONF_MIRROR_Y]:
+        if transform.get(CONF_MIRROR_Y):
             native_height = self.get_default(
                 CONF_NATIVE_HEIGHT, height + offset_height * 2
             )
@@ -314,7 +347,7 @@ class DriverChip:
             90,
             270,
         )
-        if transform[CONF_SWAP_XY] is True or rotated:
+        if transform.get(CONF_SWAP_XY) is True or rotated:
             width, height = height, width
             offset_height, offset_width = offset_width, offset_height
         return width, height, offset_width, offset_height
@@ -324,27 +357,50 @@ class DriverChip:
         transform = config.get(
             CONF_TRANSFORM,
             {
-                CONF_MIRROR_X: self.get_default(CONF_MIRROR_X, False),
-                CONF_MIRROR_Y: self.get_default(CONF_MIRROR_Y, False),
-                CONF_SWAP_XY: self.get_default(CONF_SWAP_XY, False),
+                CONF_MIRROR_X: self.get_default(CONF_MIRROR_X),
+                CONF_MIRROR_Y: self.get_default(CONF_MIRROR_Y),
+                CONF_SWAP_XY: self.get_default(CONF_SWAP_XY),
             },
         )
+        # fill in defaults if not provided
+        mirror_x = transform.get(CONF_MIRROR_X, self.get_default(CONF_MIRROR_X))
+        mirror_y = transform.get(CONF_MIRROR_Y, self.get_default(CONF_MIRROR_Y))
+        swap_xy = transform.get(CONF_SWAP_XY, self.get_default(CONF_SWAP_XY))
+        transform[CONF_MIRROR_X] = mirror_x
+        transform[CONF_MIRROR_Y] = mirror_y
+        transform[CONF_SWAP_XY] = swap_xy
 
         # Can we use the MADCTL register to set the rotation?
         if can_transform and CONF_TRANSFORM not in config:
             rotation = config[CONF_ROTATION]
             if rotation == 180:
-                transform[CONF_MIRROR_X] = not transform[CONF_MIRROR_X]
-                transform[CONF_MIRROR_Y] = not transform[CONF_MIRROR_Y]
+                transform[CONF_MIRROR_X] = not mirror_x
+                transform[CONF_MIRROR_Y] = not mirror_y
             elif rotation == 90:
-                transform[CONF_SWAP_XY] = not transform[CONF_SWAP_XY]
-                transform[CONF_MIRROR_X] = not transform[CONF_MIRROR_X]
+                transform[CONF_SWAP_XY] = not swap_xy
+                transform[CONF_MIRROR_X] = not mirror_x
             else:
-                transform[CONF_SWAP_XY] = not transform[CONF_SWAP_XY]
-                transform[CONF_MIRROR_Y] = not transform[CONF_MIRROR_Y]
+                transform[CONF_SWAP_XY] = not swap_xy
+                transform[CONF_MIRROR_Y] = not mirror_y
             transform[CONF_TRANSFORM] = True
         return transform
 
+    def add_madctl(self, sequence: list, config: dict):
+        # Add the MADCTL command to the sequence based on the configuration.
+        use_flip = config.get(CONF_USE_AXIS_FLIPS)
+        madctl = 0
+        transform = self.get_transform(config)
+        if transform[CONF_MIRROR_X]:
+            madctl |= MADCTL_XFLIP if use_flip else MADCTL_MX
+        if transform[CONF_MIRROR_Y]:
+            madctl |= MADCTL_YFLIP if use_flip else MADCTL_MY
+        if transform.get(CONF_SWAP_XY) is True:  # Exclude Undefined
+            madctl |= MADCTL_MV
+        if config[CONF_COLOR_ORDER] == MODE_BGR:
+            madctl |= MADCTL_BGR
+        sequence.append((MADCTL, madctl))
+        return madctl
+
     def get_sequence(self, config) -> tuple[tuple[int, ...], int]:
         """
         Create the init sequence for the display.
@@ -367,21 +423,9 @@ class DriverChip:
             pixel_mode = PIXEL_MODES[pixel_mode]
         sequence.append((PIXFMT, pixel_mode))
 
-        # Does the chip use the flipping bits for mirroring rather than the reverse order bits?
-        use_flip = config.get(CONF_USE_AXIS_FLIPS)
-        madctl = 0
-        transform = self.get_transform(config)
         if self.rotation_as_transform(config):
             LOGGER.info("Using hardware transform to implement rotation")
-        if transform.get(CONF_MIRROR_X):
-            madctl |= MADCTL_XFLIP if use_flip else MADCTL_MX
-        if transform.get(CONF_MIRROR_Y):
-            madctl |= MADCTL_YFLIP if use_flip else MADCTL_MY
-        if transform.get(CONF_SWAP_XY) is True:  # Exclude Undefined
-            madctl |= MADCTL_MV
-        if config[CONF_COLOR_ORDER] == MODE_BGR:
-            madctl |= MADCTL_BGR
-        sequence.append((MADCTL, madctl))
+        madctl = self.add_madctl(sequence, config)
         if config[CONF_INVERT_COLORS]:
             sequence.append((INVON,))
         else:

esphome/components/mipi_rgb/__init__.py

@@ -0,0 +1,2 @@
+CODEOWNERS = ["@clydebarrow"]
+DOMAIN = "mipi_rgb"