[template.alarm_control_panel] Use FixedVector for iteration-only sensor storage

Co-authored-by: Jonathan Swoboda <154711427+swoboda1337@users.noreply.github.com>

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         = 2025.11.0b2
+PROJECT_NUMBER         = 2025.12.0-dev
 
 # 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/components/captive_portal/__init__.py

@@ -1,9 +1,12 @@
+import logging
+
 import esphome.codegen as cg
 from esphome.components import web_server_base
 from esphome.components.web_server_base import CONF_WEB_SERVER_BASE_ID
 from esphome.config_helpers import filter_source_files_from_platform
 import esphome.config_validation as cv
 from esphome.const import (
+    CONF_AP,
     CONF_ID,
     PLATFORM_BK72XX,
     PLATFORM_ESP32,
@@ -14,6 +17,10 @@ from esphome.const import (
 )
 from esphome.core import CORE, coroutine_with_priority
 from esphome.coroutine import CoroPriority
+import esphome.final_validate as fv
+from esphome.types import ConfigType
+
+_LOGGER = logging.getLogger(__name__)
 
 
 def AUTO_LOAD() -> list[str]:
@@ -50,6 +57,27 @@ CONFIG_SCHEMA = cv.All(
 )
 
 
+def _final_validate(config: ConfigType) -> ConfigType:
+    full_config = fv.full_config.get()
+    wifi_conf = full_config.get("wifi")
+
+    if wifi_conf is None:
+        # This shouldn't happen due to DEPENDENCIES = ["wifi"], but check anyway
+        raise cv.Invalid("Captive portal requires the wifi component to be configured")
+
+    if CONF_AP not in wifi_conf:
+        _LOGGER.warning(
+            "Captive portal is enabled but no WiFi AP is configured. "
+            "The captive portal will not be accessible. "
+            "Add 'ap:' to your WiFi configuration to enable the captive portal."
+        )
+
+    return config
+
+
+FINAL_VALIDATE_SCHEMA = _final_validate
+
+
 @coroutine_with_priority(CoroPriority.CAPTIVE_PORTAL)
 async def to_code(config):
     paren = await cg.get_variable(config[CONF_WEB_SERVER_BASE_ID])

esphome/components/esp32/__init__.py

@@ -381,8 +381,9 @@ PLATFORM_VERSION_LOOKUP = {
 }
 
 
-def _check_versions(value):
-    value = value.copy()
+def _check_versions(config):
+    config = config.copy()
+    value = config[CONF_FRAMEWORK]
 
     if value[CONF_VERSION] in PLATFORM_VERSION_LOOKUP:
         if CONF_SOURCE in value or CONF_PLATFORM_VERSION in value:
@@ -447,7 +448,7 @@ def _check_versions(value):
             "If there are connectivity or build issues please remove the manual version."
         )
 
-    return value
+    return config
 
 
 def _parse_platform_version(value):
@@ -497,6 +498,8 @@ def final_validate(config):
     from esphome.components.psram import DOMAIN as PSRAM_DOMAIN
 
     errs = []
+    conf_fw = config[CONF_FRAMEWORK]
+    advanced = conf_fw[CONF_ADVANCED]
     full_config = fv.full_config.get()
     if pio_options := full_config[CONF_ESPHOME].get(CONF_PLATFORMIO_OPTIONS):
         pio_flash_size_key = "board_upload.flash_size"
@@ -513,22 +516,14 @@ def final_validate(config):
                     f"Please specify {CONF_FLASH_SIZE} within esp32 configuration only"
                 )
             )
-    if (
-        config[CONF_VARIANT] != VARIANT_ESP32
-        and CONF_ADVANCED in (conf_fw := config[CONF_FRAMEWORK])
-        and CONF_IGNORE_EFUSE_MAC_CRC in conf_fw[CONF_ADVANCED]
-    ):
+    if config[CONF_VARIANT] != VARIANT_ESP32 and advanced[CONF_IGNORE_EFUSE_MAC_CRC]:
         errs.append(
             cv.Invalid(
                 f"'{CONF_IGNORE_EFUSE_MAC_CRC}' is not supported on {config[CONF_VARIANT]}",
                 path=[CONF_FRAMEWORK, CONF_ADVANCED, CONF_IGNORE_EFUSE_MAC_CRC],
             )
         )
-    if (
-        config.get(CONF_FRAMEWORK, {})
-        .get(CONF_ADVANCED, {})
-        .get(CONF_EXECUTE_FROM_PSRAM)
-    ):
+    if advanced[CONF_EXECUTE_FROM_PSRAM]:
         if config[CONF_VARIANT] != VARIANT_ESP32S3:
             errs.append(
                 cv.Invalid(
@@ -544,6 +539,17 @@ def final_validate(config):
                 )
             )
 
+    if (
+        config[CONF_FLASH_SIZE] == "32MB"
+        and "ota" in full_config
+        and not advanced[CONF_ENABLE_IDF_EXPERIMENTAL_FEATURES]
+    ):
+        errs.append(
+            cv.Invalid(
+                f"OTA with 32MB flash requires '{CONF_ENABLE_IDF_EXPERIMENTAL_FEATURES}' to be set in the '{CONF_ADVANCED}' section of the esp32 configuration",
+                path=[CONF_FLASH_SIZE],
+            )
+        )
     if errs:
         raise cv.MultipleInvalid(errs)
 
@@ -598,89 +604,74 @@ def _validate_idf_component(config: ConfigType) -> ConfigType:
 
 FRAMEWORK_ESP_IDF = "esp-idf"
 FRAMEWORK_ARDUINO = "arduino"
-FRAMEWORK_SCHEMA = cv.All(
-    cv.Schema(
-        {
-            cv.Optional(CONF_TYPE, default=FRAMEWORK_ARDUINO): cv.one_of(
-                FRAMEWORK_ESP_IDF, FRAMEWORK_ARDUINO
-            ),
-            cv.Optional(CONF_VERSION, default="recommended"): cv.string_strict,
-            cv.Optional(CONF_RELEASE): cv.string_strict,
-            cv.Optional(CONF_SOURCE): cv.string_strict,
-            cv.Optional(CONF_PLATFORM_VERSION): _parse_platform_version,
-            cv.Optional(CONF_SDKCONFIG_OPTIONS, default={}): {
-                cv.string_strict: cv.string_strict
-            },
-            cv.Optional(CONF_LOG_LEVEL, default="ERROR"): cv.one_of(
-                *LOG_LEVELS_IDF, upper=True
-            ),
-            cv.Optional(CONF_ADVANCED, default={}): cv.Schema(
-                {
-                    cv.Optional(CONF_ASSERTION_LEVEL): cv.one_of(
-                        *ASSERTION_LEVELS, upper=True
-                    ),
-                    cv.Optional(CONF_COMPILER_OPTIMIZATION, default="SIZE"): cv.one_of(
-                        *COMPILER_OPTIMIZATIONS, upper=True
-                    ),
-                    cv.Optional(CONF_ENABLE_IDF_EXPERIMENTAL_FEATURES): cv.boolean,
-                    cv.Optional(CONF_ENABLE_LWIP_ASSERT, default=True): cv.boolean,
-                    cv.Optional(
-                        CONF_IGNORE_EFUSE_CUSTOM_MAC, default=False
-                    ): cv.boolean,
-                    cv.Optional(CONF_IGNORE_EFUSE_MAC_CRC): cv.boolean,
-                    # DHCP server is needed for WiFi AP mode. When WiFi component is used,
-                    # it will handle disabling DHCP server when AP is not configured.
-                    # Default to false (disabled) when WiFi is not used.
-                    cv.OnlyWithout(
-                        CONF_ENABLE_LWIP_DHCP_SERVER, "wifi", default=False
-                    ): cv.boolean,
-                    cv.Optional(
-                        CONF_ENABLE_LWIP_MDNS_QUERIES, default=True
-                    ): cv.boolean,
-                    cv.Optional(
-                        CONF_ENABLE_LWIP_BRIDGE_INTERFACE, default=False
-                    ): cv.boolean,
-                    cv.Optional(
-                        CONF_ENABLE_LWIP_TCPIP_CORE_LOCKING, default=True
-                    ): cv.boolean,
-                    cv.Optional(
-                        CONF_ENABLE_LWIP_CHECK_THREAD_SAFETY, default=True
-                    ): cv.boolean,
-                    cv.Optional(
-                        CONF_DISABLE_LIBC_LOCKS_IN_IRAM, default=True
-                    ): cv.boolean,
-                    cv.Optional(
-                        CONF_DISABLE_VFS_SUPPORT_TERMIOS, default=True
-                    ): cv.boolean,
-                    cv.Optional(
-                        CONF_DISABLE_VFS_SUPPORT_SELECT, default=True
-                    ): cv.boolean,
-                    cv.Optional(CONF_DISABLE_VFS_SUPPORT_DIR, default=True): cv.boolean,
-                    cv.Optional(CONF_EXECUTE_FROM_PSRAM): cv.boolean,
-                    cv.Optional(CONF_LOOP_TASK_STACK_SIZE, default=8192): cv.int_range(
-                        min=8192, max=32768
-                    ),
-                }
-            ),
-            cv.Optional(CONF_COMPONENTS, default=[]): cv.ensure_list(
-                cv.All(
-                    cv.Schema(
-                        {
-                            cv.Required(CONF_NAME): cv.string_strict,
-                            cv.Optional(CONF_SOURCE): cv.git_ref,
-                            cv.Optional(CONF_REF): cv.string,
-                            cv.Optional(CONF_PATH): cv.string,
-                            cv.Optional(CONF_REFRESH): cv.All(
-                                cv.string, cv.source_refresh
-                            ),
-                        }
-                    ),
-                    _validate_idf_component,
-                )
-            ),
-        }
-    ),
-    _check_versions,
+FRAMEWORK_SCHEMA = cv.Schema(
+    {
+        cv.Optional(CONF_TYPE): cv.one_of(FRAMEWORK_ESP_IDF, FRAMEWORK_ARDUINO),
+        cv.Optional(CONF_VERSION, default="recommended"): cv.string_strict,
+        cv.Optional(CONF_RELEASE): cv.string_strict,
+        cv.Optional(CONF_SOURCE): cv.string_strict,
+        cv.Optional(CONF_PLATFORM_VERSION): _parse_platform_version,
+        cv.Optional(CONF_SDKCONFIG_OPTIONS, default={}): {
+            cv.string_strict: cv.string_strict
+        },
+        cv.Optional(CONF_LOG_LEVEL, default="ERROR"): cv.one_of(
+            *LOG_LEVELS_IDF, upper=True
+        ),
+        cv.Optional(CONF_ADVANCED, default={}): cv.Schema(
+            {
+                cv.Optional(CONF_ASSERTION_LEVEL): cv.one_of(
+                    *ASSERTION_LEVELS, upper=True
+                ),
+                cv.Optional(CONF_COMPILER_OPTIMIZATION, default="SIZE"): cv.one_of(
+                    *COMPILER_OPTIMIZATIONS, upper=True
+                ),
+                cv.Optional(
+                    CONF_ENABLE_IDF_EXPERIMENTAL_FEATURES, default=False
+                ): cv.boolean,
+                cv.Optional(CONF_ENABLE_LWIP_ASSERT, default=True): cv.boolean,
+                cv.Optional(CONF_IGNORE_EFUSE_CUSTOM_MAC, default=False): cv.boolean,
+                cv.Optional(CONF_IGNORE_EFUSE_MAC_CRC, default=False): cv.boolean,
+                # DHCP server is needed for WiFi AP mode. When WiFi component is used,
+                # it will handle disabling DHCP server when AP is not configured.
+                # Default to false (disabled) when WiFi is not used.
+                cv.OnlyWithout(
+                    CONF_ENABLE_LWIP_DHCP_SERVER, "wifi", default=False
+                ): cv.boolean,
+                cv.Optional(CONF_ENABLE_LWIP_MDNS_QUERIES, default=True): cv.boolean,
+                cv.Optional(
+                    CONF_ENABLE_LWIP_BRIDGE_INTERFACE, default=False
+                ): cv.boolean,
+                cv.Optional(
+                    CONF_ENABLE_LWIP_TCPIP_CORE_LOCKING, default=True
+                ): cv.boolean,
+                cv.Optional(
+                    CONF_ENABLE_LWIP_CHECK_THREAD_SAFETY, default=True
+                ): cv.boolean,
+                cv.Optional(CONF_DISABLE_LIBC_LOCKS_IN_IRAM, default=True): cv.boolean,
+                cv.Optional(CONF_DISABLE_VFS_SUPPORT_TERMIOS, default=True): cv.boolean,
+                cv.Optional(CONF_DISABLE_VFS_SUPPORT_SELECT, default=True): cv.boolean,
+                cv.Optional(CONF_DISABLE_VFS_SUPPORT_DIR, default=True): cv.boolean,
+                cv.Optional(CONF_EXECUTE_FROM_PSRAM, default=False): cv.boolean,
+                cv.Optional(CONF_LOOP_TASK_STACK_SIZE, default=8192): cv.int_range(
+                    min=8192, max=32768
+                ),
+            }
+        ),
+        cv.Optional(CONF_COMPONENTS, default=[]): cv.ensure_list(
+            cv.All(
+                cv.Schema(
+                    {
+                        cv.Required(CONF_NAME): cv.string_strict,
+                        cv.Optional(CONF_SOURCE): cv.git_ref,
+                        cv.Optional(CONF_REF): cv.string,
+                        cv.Optional(CONF_PATH): cv.string,
+                        cv.Optional(CONF_REFRESH): cv.All(cv.string, cv.source_refresh),
+                    }
+                ),
+                _validate_idf_component,
+            )
+        ),
+    }
 )
 
 
@@ -743,11 +734,11 @@ def _show_framework_migration_message(name: str, variant: str) -> None:
 
 
 def _set_default_framework(config):
+    config = config.copy()
     if CONF_FRAMEWORK not in config:
-        config = config.copy()
-
-        variant = config[CONF_VARIANT]
         config[CONF_FRAMEWORK] = FRAMEWORK_SCHEMA({})
+    if CONF_TYPE not in config[CONF_FRAMEWORK]:
+        variant = config[CONF_VARIANT]
         if variant in ARDUINO_ALLOWED_VARIANTS:
             config[CONF_FRAMEWORK][CONF_TYPE] = FRAMEWORK_ARDUINO
             _show_framework_migration_message(
@@ -787,6 +778,7 @@ CONFIG_SCHEMA = cv.All(
     ),
     _detect_variant,
     _set_default_framework,
+    _check_versions,
     set_core_data,
     cv.has_at_least_one_key(CONF_BOARD, CONF_VARIANT),
 )
@@ -805,9 +797,7 @@ def _configure_lwip_max_sockets(conf: dict) -> None:
     from esphome.components.socket import KEY_SOCKET_CONSUMERS
 
     # Check if user manually specified CONFIG_LWIP_MAX_SOCKETS
-    user_max_sockets = conf.get(CONF_SDKCONFIG_OPTIONS, {}).get(
-        "CONFIG_LWIP_MAX_SOCKETS"
-    )
+    user_max_sockets = conf[CONF_SDKCONFIG_OPTIONS].get("CONFIG_LWIP_MAX_SOCKETS")
 
     socket_consumers: dict[str, int] = CORE.data.get(KEY_SOCKET_CONSUMERS, {})
     total_sockets = sum(socket_consumers.values())
@@ -977,23 +967,18 @@ async def to_code(config):
     # WiFi component handles its own optimization when AP mode is not used
     # When using Arduino with Ethernet, DHCP server functions must be available
     # for the Network library to compile, even if not actively used
-    if (
-        CONF_ENABLE_LWIP_DHCP_SERVER in advanced
-        and not advanced[CONF_ENABLE_LWIP_DHCP_SERVER]
-        and not (
-            conf[CONF_TYPE] == FRAMEWORK_ARDUINO
-            and "ethernet" in CORE.loaded_integrations
-        )
+    if advanced.get(CONF_ENABLE_LWIP_DHCP_SERVER) is False and not (
+        conf[CONF_TYPE] == FRAMEWORK_ARDUINO and "ethernet" in CORE.loaded_integrations
     ):
         add_idf_sdkconfig_option("CONFIG_LWIP_DHCPS", False)
-    if not advanced.get(CONF_ENABLE_LWIP_MDNS_QUERIES, True):
+    if not advanced[CONF_ENABLE_LWIP_MDNS_QUERIES]:
         add_idf_sdkconfig_option("CONFIG_LWIP_DNS_SUPPORT_MDNS_QUERIES", False)
-    if not advanced.get(CONF_ENABLE_LWIP_BRIDGE_INTERFACE, False):
+    if not advanced[CONF_ENABLE_LWIP_BRIDGE_INTERFACE]:
         add_idf_sdkconfig_option("CONFIG_LWIP_BRIDGEIF_MAX_PORTS", 0)
 
     _configure_lwip_max_sockets(conf)
 
-    if advanced.get(CONF_EXECUTE_FROM_PSRAM, False):
+    if advanced[CONF_EXECUTE_FROM_PSRAM]:
         add_idf_sdkconfig_option("CONFIG_SPIRAM_FETCH_INSTRUCTIONS", True)
         add_idf_sdkconfig_option("CONFIG_SPIRAM_RODATA", True)
 
@@ -1004,23 +989,22 @@ async def to_code(config):
     # - select() on 4 sockets: ~190μs (Arduino/core locking) vs ~235μs (ESP-IDF default)
     # - Up to 200% slower under load when all operations queue through tcpip_thread
     # Enabling this makes ESP-IDF socket performance match Arduino framework.
-    if advanced.get(CONF_ENABLE_LWIP_TCPIP_CORE_LOCKING, True):
+    if advanced[CONF_ENABLE_LWIP_TCPIP_CORE_LOCKING]:
         add_idf_sdkconfig_option("CONFIG_LWIP_TCPIP_CORE_LOCKING", True)
-    if advanced.get(CONF_ENABLE_LWIP_CHECK_THREAD_SAFETY, True):
+    if advanced[CONF_ENABLE_LWIP_CHECK_THREAD_SAFETY]:
         add_idf_sdkconfig_option("CONFIG_LWIP_CHECK_THREAD_SAFETY", True)
 
     # Disable placing libc locks in IRAM to save RAM
     # This is safe for ESPHome since no IRAM ISRs (interrupts that run while cache is disabled)
     # use libc lock APIs. Saves approximately 1.3KB (1,356 bytes) of IRAM.
-    if advanced.get(CONF_DISABLE_LIBC_LOCKS_IN_IRAM, True):
+    if advanced[CONF_DISABLE_LIBC_LOCKS_IN_IRAM]:
         add_idf_sdkconfig_option("CONFIG_LIBC_LOCKS_PLACE_IN_IRAM", False)
 
     # Disable VFS support for termios (terminal I/O functions)
     # ESPHome doesn't use termios functions on ESP32 (only used in host UART driver).
     # Saves approximately 1.8KB of flash when disabled (default).
     add_idf_sdkconfig_option(
-        "CONFIG_VFS_SUPPORT_TERMIOS",
-        not advanced.get(CONF_DISABLE_VFS_SUPPORT_TERMIOS, True),
+        "CONFIG_VFS_SUPPORT_TERMIOS", not advanced[CONF_DISABLE_VFS_SUPPORT_TERMIOS]
     )
 
     # Disable VFS support for select() with file descriptors
@@ -1034,8 +1018,7 @@ async def to_code(config):
     else:
         # No component needs it - allow user to control (default: disabled)
         add_idf_sdkconfig_option(
-            "CONFIG_VFS_SUPPORT_SELECT",
-            not advanced.get(CONF_DISABLE_VFS_SUPPORT_SELECT, True),
+            "CONFIG_VFS_SUPPORT_SELECT", not advanced[CONF_DISABLE_VFS_SUPPORT_SELECT]
         )
 
     # Disable VFS support for directory functions (opendir, readdir, mkdir, etc.)
@@ -1048,8 +1031,7 @@ async def to_code(config):
     else:
         # No component needs it - allow user to control (default: disabled)
         add_idf_sdkconfig_option(
-            "CONFIG_VFS_SUPPORT_DIR",
-            not advanced.get(CONF_DISABLE_VFS_SUPPORT_DIR, True),
+            "CONFIG_VFS_SUPPORT_DIR", not advanced[CONF_DISABLE_VFS_SUPPORT_DIR]
         )
 
     cg.add_platformio_option("board_build.partitions", "partitions.csv")
@@ -1063,7 +1045,7 @@ async def to_code(config):
             add_idf_sdkconfig_option(flag, assertion_level == key)
 
     add_idf_sdkconfig_option("CONFIG_COMPILER_OPTIMIZATION_DEFAULT", False)
-    compiler_optimization = advanced.get(CONF_COMPILER_OPTIMIZATION)
+    compiler_optimization = advanced[CONF_COMPILER_OPTIMIZATION]
     for key, flag in COMPILER_OPTIMIZATIONS.items():
         add_idf_sdkconfig_option(flag, compiler_optimization == key)
 
@@ -1072,18 +1054,20 @@ async def to_code(config):
         conf[CONF_ADVANCED][CONF_ENABLE_LWIP_ASSERT],
     )
 
-    if advanced.get(CONF_IGNORE_EFUSE_MAC_CRC):
+    if advanced[CONF_IGNORE_EFUSE_MAC_CRC]:
         add_idf_sdkconfig_option("CONFIG_ESP_MAC_IGNORE_MAC_CRC_ERROR", True)
         add_idf_sdkconfig_option("CONFIG_ESP_PHY_CALIBRATION_AND_DATA_STORAGE", False)
-    if advanced.get(CONF_ENABLE_IDF_EXPERIMENTAL_FEATURES):
+    if advanced[CONF_ENABLE_IDF_EXPERIMENTAL_FEATURES]:
         _LOGGER.warning(
             "Using experimental features in ESP-IDF may result in unexpected failures."
         )
         add_idf_sdkconfig_option("CONFIG_IDF_EXPERIMENTAL_FEATURES", True)
+        if config[CONF_FLASH_SIZE] == "32MB":
+            add_idf_sdkconfig_option(
+                "CONFIG_BOOTLOADER_CACHE_32BIT_ADDR_QUAD_FLASH", True
+            )
 
-    cg.add_define(
-        "ESPHOME_LOOP_TASK_STACK_SIZE", advanced.get(CONF_LOOP_TASK_STACK_SIZE)
-    )
+    cg.add_define("ESPHOME_LOOP_TASK_STACK_SIZE", advanced[CONF_LOOP_TASK_STACK_SIZE])
 
     cg.add_define(
         "USE_ESP_IDF_VERSION_CODE",

esphome/components/esp32_ble/ble.cpp

@@ -634,11 +634,13 @@ void ESP32BLE::dump_config() {
         io_capability_s = "invalid";
         break;
     }
+    char mac_s[18];
+    format_mac_addr_upper(mac_address, mac_s);
     ESP_LOGCONFIG(TAG,
                   "BLE:\n"
                   "  MAC address: %s\n"
                   "  IO Capability: %s",
-                  format_mac_address_pretty(mac_address).c_str(), io_capability_s);
+                  mac_s, io_capability_s);
   } else {
     ESP_LOGCONFIG(TAG, "Bluetooth stack is not enabled");
   }

esphome/components/network/ip_address.h

@@ -118,10 +118,10 @@ struct IPAddress {
   operator arduino_ns::IPAddress() const { return ip_addr_get_ip4_u32(&ip_addr_); }
 #endif
 
-  bool is_set() { return !ip_addr_isany(&ip_addr_); }  // NOLINT(readability-simplify-boolean-expr)
-  bool is_ip4() { return IP_IS_V4(&ip_addr_); }
-  bool is_ip6() { return IP_IS_V6(&ip_addr_); }
-  bool is_multicast() { return ip_addr_ismulticast(&ip_addr_); }
+  bool is_set() const { return !ip_addr_isany(&ip_addr_); }  // NOLINT(readability-simplify-boolean-expr)
+  bool is_ip4() const { return IP_IS_V4(&ip_addr_); }
+  bool is_ip6() const { return IP_IS_V6(&ip_addr_); }
+  bool is_multicast() const { return ip_addr_ismulticast(&ip_addr_); }
   std::string str() const { return str_lower_case(ipaddr_ntoa(&ip_addr_)); }
   bool operator==(const IPAddress &other) const { return ip_addr_cmp(&ip_addr_, &other.ip_addr_); }
   bool operator!=(const IPAddress &other) const { return !ip_addr_cmp(&ip_addr_, &other.ip_addr_); }

esphome/components/nrf52/__init__.py

@@ -103,6 +103,7 @@ nrf52_ns = cg.esphome_ns.namespace("nrf52")
 DeviceFirmwareUpdate = nrf52_ns.class_("DeviceFirmwareUpdate", cg.Component)
 
 CONF_DFU = "dfu"
+CONF_DCDC = "dcdc"
 CONF_REG0 = "reg0"
 CONF_UICR_ERASE = "uicr_erase"
 
@@ -121,6 +122,7 @@ CONFIG_SCHEMA = cv.All(
                     cv.Required(CONF_RESET_PIN): pins.gpio_output_pin_schema,
                 }
             ),
+            cv.Optional(CONF_DCDC, default=True): cv.boolean,
             cv.Optional(CONF_REG0): cv.Schema(
                 {
                     cv.Required(CONF_VOLTAGE): cv.All(
@@ -196,6 +198,7 @@ async def to_code(config: ConfigType) -> None:
 
     if dfu_config := config.get(CONF_DFU):
         CORE.add_job(_dfu_to_code, dfu_config)
+    zephyr_add_prj_conf("BOARD_ENABLE_DCDC", config[CONF_DCDC])
 
     if reg0_config := config.get(CONF_REG0):
         value = VOLTAGE_LEVELS.index(reg0_config[CONF_VOLTAGE])

esphome/components/template/alarm_control_panel/__init__.py

@@ -137,7 +137,11 @@ async def to_code(config):
         cg.add(var.set_arming_night_time(config[CONF_ARMING_NIGHT_TIME]))
         supports_arm_night = True
 
-    for sensor in config.get(CONF_BINARY_SENSORS, []):
+    if sensors := config.get(CONF_BINARY_SENSORS, []):
+        # Initialize FixedVector with the exact number of sensors
+        cg.add(var.init_sensors(len(sensors)))
+
+    for sensor in sensors:
         bs = await cg.get_variable(sensor[CONF_INPUT])
 
         flags = BinarySensorFlags[FLAG_NORMAL]

esphome/components/template/alarm_control_panel/template_alarm_control_panel.cpp

@@ -20,10 +20,13 @@ void TemplateAlarmControlPanel::add_sensor(binary_sensor::BinarySensor *sensor,
   // Save the flags and type. Assign a store index for the per sensor data type.
   SensorDataStore sd;
   sd.last_chime_state = false;
-  this->sensor_map_[sensor].flags = flags;
-  this->sensor_map_[sensor].type = type;
+  AlarmSensor alarm_sensor;
+  alarm_sensor.sensor = sensor;
+  alarm_sensor.info.flags = flags;
+  alarm_sensor.info.type = type;
+  alarm_sensor.info.store_index = this->next_store_index_++;
+  this->sensors_.push_back(alarm_sensor);
   this->sensor_data_.push_back(sd);
-  this->sensor_map_[sensor].store_index = this->next_store_index_++;
 };
 
 static const LogString *sensor_type_to_string(AlarmSensorType type) {
@@ -45,7 +48,7 @@ void TemplateAlarmControlPanel::dump_config() {
   ESP_LOGCONFIG(TAG,
                 "TemplateAlarmControlPanel:\n"
                 "  Current State: %s\n"
-                "  Number of Codes: %u\n"
+                "  Number of Codes: %zu\n"
                 "  Requires Code To Arm: %s\n"
                 "  Arming Away Time: %" PRIu32 "s\n"
                 "  Arming Home Time: %" PRIu32 "s\n"
@@ -58,7 +61,8 @@ void TemplateAlarmControlPanel::dump_config() {
                 (this->arming_home_time_ / 1000), (this->arming_night_time_ / 1000), (this->pending_time_ / 1000),
                 (this->trigger_time_ / 1000), this->get_supported_features());
 #ifdef USE_BINARY_SENSOR
-  for (auto const &[sensor, info] : this->sensor_map_) {
+  for (const auto &alarm_sensor : this->sensors_) {
+    const uint16_t flags = alarm_sensor.info.flags;
     ESP_LOGCONFIG(TAG,
                   "  Binary Sensor:\n"
                   "    Name: %s\n"
@@ -67,11 +71,10 @@ void TemplateAlarmControlPanel::dump_config() {
                   "    Armed night bypass: %s\n"
                   "    Auto bypass: %s\n"
                   "    Chime mode: %s",
-                  sensor->get_name().c_str(), LOG_STR_ARG(sensor_type_to_string(info.type)),
-                  TRUEFALSE(info.flags & BINARY_SENSOR_MODE_BYPASS_ARMED_HOME),
-                  TRUEFALSE(info.flags & BINARY_SENSOR_MODE_BYPASS_ARMED_NIGHT),
-                  TRUEFALSE(info.flags & BINARY_SENSOR_MODE_BYPASS_AUTO),
-                  TRUEFALSE(info.flags & BINARY_SENSOR_MODE_CHIME));
+                  alarm_sensor.sensor->get_name().c_str(), LOG_STR_ARG(sensor_type_to_string(alarm_sensor.info.type)),
+                  TRUEFALSE(flags & BINARY_SENSOR_MODE_BYPASS_ARMED_HOME),
+                  TRUEFALSE(flags & BINARY_SENSOR_MODE_BYPASS_ARMED_NIGHT),
+                  TRUEFALSE(flags & BINARY_SENSOR_MODE_BYPASS_AUTO), TRUEFALSE(flags & BINARY_SENSOR_MODE_CHIME));
   }
 #endif
 }
@@ -121,7 +124,9 @@ void TemplateAlarmControlPanel::loop() {
 
 #ifdef USE_BINARY_SENSOR
   // Test all of the sensors regardless of the alarm panel state
-  for (auto const &[sensor, info] : this->sensor_map_) {
+  for (const auto &alarm_sensor : this->sensors_) {
+    const auto &info = alarm_sensor.info;
+    auto *sensor = alarm_sensor.sensor;
     // Check for chime zones
     if (info.flags & BINARY_SENSOR_MODE_CHIME) {
       // Look for the transition from closed to open
@@ -242,11 +247,11 @@ void TemplateAlarmControlPanel::arm_(optional<std::string> code, alarm_control_p
 
 void TemplateAlarmControlPanel::bypass_before_arming() {
 #ifdef USE_BINARY_SENSOR
-  for (auto const &[sensor, info] : this->sensor_map_) {
+  for (const auto &alarm_sensor : this->sensors_) {
     // Check for faulted bypass_auto sensors and remove them from monitoring
-    if ((info.flags & BINARY_SENSOR_MODE_BYPASS_AUTO) && (sensor->state)) {
-      ESP_LOGW(TAG, "'%s' is faulted and will be automatically bypassed", sensor->get_name().c_str());
-      this->bypassed_sensor_indicies_.push_back(info.store_index);
+    if ((alarm_sensor.info.flags & BINARY_SENSOR_MODE_BYPASS_AUTO) && (alarm_sensor.sensor->state)) {
+      ESP_LOGW(TAG, "'%s' is faulted and will be automatically bypassed", alarm_sensor.sensor->get_name().c_str());
+      this->bypassed_sensor_indicies_.push_back(alarm_sensor.info.store_index);
     }
   }
 #endif

esphome/components/template/alarm_control_panel/template_alarm_control_panel.h

@@ -1,11 +1,12 @@
 #pragma once
 
 #include <cinttypes>
-#include <map>
+#include <vector>
 
 #include "esphome/core/automation.h"
 #include "esphome/core/component.h"
 #include "esphome/core/defines.h"
+#include "esphome/core/helpers.h"
 
 #include "esphome/components/alarm_control_panel/alarm_control_panel.h"
 
@@ -49,6 +50,13 @@ struct SensorInfo {
   uint8_t store_index;
 };
 
+#ifdef USE_BINARY_SENSOR
+struct AlarmSensor {
+  binary_sensor::BinarySensor *sensor;
+  SensorInfo info;
+};
+#endif
+
 class TemplateAlarmControlPanel final : public alarm_control_panel::AlarmControlPanel, public Component {
  public:
   TemplateAlarmControlPanel();
@@ -63,6 +71,12 @@ class TemplateAlarmControlPanel final : public alarm_control_panel::AlarmControl
   void bypass_before_arming();
 
 #ifdef USE_BINARY_SENSOR
+  /** Initialize the sensors vector with the specified capacity.
+   *
+   * @param capacity The number of sensors to allocate space for.
+   */
+  void init_sensors(size_t capacity) { this->sensors_.init(capacity); }
+
   /** Add a binary_sensor to the alarm_panel.
    *
    * @param sensor The BinarySensor instance.
@@ -122,8 +136,8 @@ class TemplateAlarmControlPanel final : public alarm_control_panel::AlarmControl
  protected:
   void control(const alarm_control_panel::AlarmControlPanelCall &call) override;
 #ifdef USE_BINARY_SENSOR
-  // This maps a binary sensor to its alarm specific info
-  std::map<binary_sensor::BinarySensor *, SensorInfo> sensor_map_;
+  // List of binary sensors with their alarm-specific info
+  FixedVector<AlarmSensor> sensors_;
   // a list of automatically bypassed sensors
   std::vector<uint8_t> bypassed_sensor_indicies_;
 #endif

esphome/components/wifi/wifi_component.cpp

@@ -670,25 +670,25 @@ void WiFiComponent::save_wifi_sta(const std::string &ssid, const std::string &pa
 
 void WiFiComponent::start_connecting(const WiFiAP &ap) {
   // Log connection attempt at INFO level with priority
-  std::string bssid_formatted;
+  char bssid_s[18];
   int8_t priority = 0;
 
   if (ap.get_bssid().has_value()) {
-    bssid_formatted = format_mac_address_pretty(ap.get_bssid().value().data());
+    format_mac_addr_upper(ap.get_bssid().value().data(), bssid_s);
     priority = this->get_sta_priority(ap.get_bssid().value());
   }
 
   ESP_LOGI(TAG,
            "Connecting to " LOG_SECRET("'%s'") " " LOG_SECRET("(%s)") " (priority %d, attempt %u/%u in phase %s)...",
-           ap.get_ssid().c_str(), ap.get_bssid().has_value() ? bssid_formatted.c_str() : LOG_STR_LITERAL("any"),
-           priority, this->num_retried_ + 1, get_max_retries_for_phase(this->retry_phase_),
+           ap.get_ssid().c_str(), ap.get_bssid().has_value() ? bssid_s : LOG_STR_LITERAL("any"), priority,
+           this->num_retried_ + 1, get_max_retries_for_phase(this->retry_phase_),
            LOG_STR_ARG(retry_phase_to_log_string(this->retry_phase_)));
 
 #ifdef ESPHOME_LOG_HAS_VERBOSE
   ESP_LOGV(TAG, "Connection Params:");
   ESP_LOGV(TAG, "  SSID: '%s'", ap.get_ssid().c_str());
   if (ap.get_bssid().has_value()) {
-    ESP_LOGV(TAG, "  BSSID: %s", format_mac_address_pretty(ap.get_bssid()->data()).c_str());
+    ESP_LOGV(TAG, "  BSSID: %s", bssid_s);
   } else {
     ESP_LOGV(TAG, "  BSSID: Not Set");
   }
@@ -797,6 +797,8 @@ const LogString *get_signal_bars(int8_t rssi) {
 
 void WiFiComponent::print_connect_params_() {
   bssid_t bssid = wifi_bssid();
+  char bssid_s[18];
+  format_mac_addr_upper(bssid.data(), bssid_s);
 
   ESP_LOGCONFIG(TAG, "  Local MAC: %s", get_mac_address_pretty().c_str());
   if (this->is_disabled()) {
@@ -819,9 +821,9 @@ void WiFiComponent::print_connect_params_() {
                                                                            "  Gateway: %s\n"
                                                                            "  DNS1: %s\n"
                                                                            "  DNS2: %s",
-                wifi_ssid().c_str(), format_mac_address_pretty(bssid.data()).c_str(), App.get_name().c_str(), rssi,
-                LOG_STR_ARG(get_signal_bars(rssi)), get_wifi_channel(), wifi_subnet_mask_().str().c_str(),
-                wifi_gateway_ip_().str().c_str(), wifi_dns_ip_(0).str().c_str(), wifi_dns_ip_(1).str().c_str());
+                wifi_ssid().c_str(), bssid_s, App.get_name().c_str(), rssi, LOG_STR_ARG(get_signal_bars(rssi)),
+                get_wifi_channel(), wifi_subnet_mask_().str().c_str(), wifi_gateway_ip_().str().c_str(),
+                wifi_dns_ip_(0).str().c_str(), wifi_dns_ip_(1).str().c_str());
 #ifdef ESPHOME_LOG_HAS_VERBOSE
   if (const WiFiAP *config = this->get_selected_sta_(); config && config->get_bssid().has_value()) {
     ESP_LOGV(TAG, "  Priority: %d", this->get_sta_priority(*config->get_bssid()));
@@ -1412,8 +1414,10 @@ void WiFiComponent::log_and_adjust_priority_for_failed_connect_() {
         (old_priority > std::numeric_limits<int8_t>::min()) ? (old_priority - 1) : std::numeric_limits<int8_t>::min();
     this->set_sta_priority(failed_bssid.value(), new_priority);
   }
-  ESP_LOGD(TAG, "Failed " LOG_SECRET("'%s'") " " LOG_SECRET("(%s)") ", priority %d → %d", ssid.c_str(),
-           format_mac_address_pretty(failed_bssid.value().data()).c_str(), old_priority, new_priority);
+  char bssid_s[18];
+  format_mac_addr_upper(failed_bssid.value().data(), bssid_s);
+  ESP_LOGD(TAG, "Failed " LOG_SECRET("'%s'") " " LOG_SECRET("(%s)") ", priority %d → %d", ssid.c_str(), bssid_s,
+           old_priority, new_priority);
 
   // After adjusting priority, check if all priorities are now at minimum
   // If so, clear the vector to save memory and reset for fresh start

esphome/components/wifi/wifi_component.h

@@ -429,7 +429,7 @@ class WiFiComponent : public Component {
   bool wifi_sta_pre_setup_();
   bool wifi_apply_output_power_(float output_power);
   bool wifi_apply_power_save_();
-  bool wifi_sta_ip_config_(optional<ManualIP> manual_ip);
+  bool wifi_sta_ip_config_(const optional<ManualIP> &manual_ip);
   bool wifi_apply_hostname_();
   bool wifi_sta_connect_(const WiFiAP &ap);
   void wifi_pre_setup_();
@@ -437,7 +437,7 @@ class WiFiComponent : public Component {
   bool wifi_scan_start_(bool passive);
 
 #ifdef USE_WIFI_AP
-  bool wifi_ap_ip_config_(optional<ManualIP> manual_ip);
+  bool wifi_ap_ip_config_(const optional<ManualIP> &manual_ip);
   bool wifi_start_ap_(const WiFiAP &ap);
 #endif  // USE_WIFI_AP
 

esphome/components/wifi/wifi_component_esp8266.cpp

@@ -117,7 +117,7 @@ void netif_set_addr(struct netif *netif, const ip4_addr_t *ip, const ip4_addr_t
 };
 #endif
 
-bool WiFiComponent::wifi_sta_ip_config_(optional<ManualIP> manual_ip) {
+bool WiFiComponent::wifi_sta_ip_config_(const optional<ManualIP> &manual_ip) {
   // enable STA
   if (!this->wifi_mode_(true, {}))
     return false;
@@ -525,8 +525,10 @@ void WiFiComponent::wifi_event_callback(System_Event_t *event) {
         ESP_LOGW(TAG, "Disconnected ssid='%s' reason='Probe Request Unsuccessful'", buf);
         s_sta_connect_not_found = true;
       } else {
-        ESP_LOGW(TAG, "Disconnected ssid='%s' bssid=" LOG_SECRET("%s") " reason='%s'", buf,
-                 format_mac_address_pretty(it.bssid).c_str(), LOG_STR_ARG(get_disconnect_reason_str(it.reason)));
+        char bssid_s[18];
+        format_mac_addr_upper(it.bssid, bssid_s);
+        ESP_LOGW(TAG, "Disconnected ssid='%s' bssid=" LOG_SECRET("%s") " reason='%s'", buf, bssid_s,
+                 LOG_STR_ARG(get_disconnect_reason_str(it.reason)));
         s_sta_connect_error = true;
       }
       s_sta_connected = false;
@@ -730,7 +732,7 @@ void WiFiComponent::wifi_scan_done_callback_(void *arg, STATUS status) {
 }
 
 #ifdef USE_WIFI_AP
-bool WiFiComponent::wifi_ap_ip_config_(optional<ManualIP> manual_ip) {
+bool WiFiComponent::wifi_ap_ip_config_(const optional<ManualIP> &manual_ip) {
   // enable AP
   if (!this->wifi_mode_({}, true))
     return false;

esphome/components/wifi/wifi_component_esp_idf.cpp

@@ -487,7 +487,7 @@ bool WiFiComponent::wifi_sta_connect_(const WiFiAP &ap) {
   return true;
 }
 
-bool WiFiComponent::wifi_sta_ip_config_(optional<ManualIP> manual_ip) {
+bool WiFiComponent::wifi_sta_ip_config_(const optional<ManualIP> &manual_ip) {
   // enable STA
   if (!this->wifi_mode_(true, {}))
     return false;
@@ -746,8 +746,10 @@ void WiFiComponent::wifi_process_event_(IDFWiFiEvent *data) {
       ESP_LOGI(TAG, "Disconnected ssid='%s' reason='Station Roaming'", buf);
       return;
     } else {
-      ESP_LOGW(TAG, "Disconnected ssid='%s' bssid=" LOG_SECRET("%s") " reason='%s'", buf,
-               format_mac_address_pretty(it.bssid).c_str(), get_disconnect_reason_str(it.reason));
+      char bssid_s[18];
+      format_mac_addr_upper(it.bssid, bssid_s);
+      ESP_LOGW(TAG, "Disconnected ssid='%s' bssid=" LOG_SECRET("%s") " reason='%s'", buf, bssid_s,
+               get_disconnect_reason_str(it.reason));
       s_sta_connect_error = true;
     }
     s_sta_connected = false;
@@ -884,7 +886,7 @@ bool WiFiComponent::wifi_scan_start_(bool passive) {
 }
 
 #ifdef USE_WIFI_AP
-bool WiFiComponent::wifi_ap_ip_config_(optional<ManualIP> manual_ip) {
+bool WiFiComponent::wifi_ap_ip_config_(const optional<ManualIP> &manual_ip) {
   esp_err_t err;
 
   // enable AP

esphome/components/wifi/wifi_component_libretiny.cpp

@@ -68,7 +68,7 @@ bool WiFiComponent::wifi_sta_pre_setup_() {
   return true;
 }
 bool WiFiComponent::wifi_apply_power_save_() { return WiFi.setSleep(this->power_save_ != WIFI_POWER_SAVE_NONE); }
-bool WiFiComponent::wifi_sta_ip_config_(optional<ManualIP> manual_ip) {
+bool WiFiComponent::wifi_sta_ip_config_(const optional<ManualIP> &manual_ip) {
   // enable STA
   if (!this->wifi_mode_(true, {}))
     return false;
@@ -299,8 +299,10 @@ void WiFiComponent::wifi_event_callback_(esphome_wifi_event_id_t event, esphome_
       if (it.reason == WIFI_REASON_NO_AP_FOUND) {
         ESP_LOGW(TAG, "Disconnected ssid='%s' reason='Probe Request Unsuccessful'", buf);
       } else {
-        ESP_LOGW(TAG, "Disconnected ssid='%s' bssid=" LOG_SECRET("%s") " reason='%s'", buf,
-                 format_mac_address_pretty(it.bssid).c_str(), get_disconnect_reason_str(it.reason));
+        char bssid_s[18];
+        format_mac_addr_upper(it.bssid, bssid_s);
+        ESP_LOGW(TAG, "Disconnected ssid='%s' bssid=" LOG_SECRET("%s") " reason='%s'", buf, bssid_s,
+                 get_disconnect_reason_str(it.reason));
       }
 
       uint8_t reason = it.reason;
@@ -434,7 +436,7 @@ void WiFiComponent::wifi_scan_done_callback_() {
 }
 
 #ifdef USE_WIFI_AP
-bool WiFiComponent::wifi_ap_ip_config_(optional<ManualIP> manual_ip) {
+bool WiFiComponent::wifi_ap_ip_config_(const optional<ManualIP> &manual_ip) {
   // enable AP
   if (!this->wifi_mode_({}, true))
     return false;

esphome/components/wifi/wifi_component_pico_w.cpp

@@ -72,7 +72,7 @@ bool WiFiComponent::wifi_sta_connect_(const WiFiAP &ap) {
 
 bool WiFiComponent::wifi_sta_pre_setup_() { return this->wifi_mode_(true, {}); }
 
-bool WiFiComponent::wifi_sta_ip_config_(optional<ManualIP> manual_ip) {
+bool WiFiComponent::wifi_sta_ip_config_(const optional<ManualIP> &manual_ip) {
   if (!manual_ip.has_value()) {
     return true;
   }
@@ -146,7 +146,7 @@ bool WiFiComponent::wifi_scan_start_(bool passive) {
 }
 
 #ifdef USE_WIFI_AP
-bool WiFiComponent::wifi_ap_ip_config_(optional<ManualIP> manual_ip) {
+bool WiFiComponent::wifi_ap_ip_config_(const optional<ManualIP> &manual_ip) {
   esphome::network::IPAddress ip_address, gateway, subnet, dns;
   if (manual_ip.has_value()) {
     ip_address = manual_ip->static_ip;

esphome/const.py

@@ -4,7 +4,7 @@ from enum import Enum
 
 from esphome.enum import StrEnum
 
-__version__ = "2025.11.0b2"
+__version__ = "2025.12.0-dev"
 
 ALLOWED_NAME_CHARS = "abcdefghijklmnopqrstuvwxyz0123456789-_"
 VALID_SUBSTITUTIONS_CHARACTERS = (

requirements_test.txt

@@ -5,7 +5,7 @@ pyupgrade==3.21.1  # also change in .pre-commit-config.yaml when updating
 pre-commit
 
 # Unit tests
-pytest==9.0.0
+pytest==9.0.1
 pytest-cov==7.0.0
 pytest-mock==3.15.1
 pytest-asyncio==1.3.0

tests/components/esp32/test.esp32-p4-idf.yaml

@@ -0,0 +1,27 @@
+esp32:
+  variant: esp32p4
+  flash_size: 32MB
+  cpu_frequency: 400MHz
+  framework:
+    type: esp-idf
+    advanced:
+      enable_idf_experimental_features: yes
+
+ota:
+  platform: esphome
+
+wifi:
+  ssid: MySSID
+  password: password1
+
+esp32_hosted:
+  variant: ESP32C6
+  slot: 1
+  active_high: true
+  reset_pin: GPIO15
+  cmd_pin: GPIO13
+  clk_pin: GPIO12
+  d0_pin: GPIO11
+  d1_pin: GPIO10
+  d2_pin: GPIO9
+  d3_pin: GPIO8

tests/components/nrf52/test.nrf52-adafruit.yaml

@@ -15,6 +15,7 @@ nrf52:
       inverted: true
       mode:
         output: true
+  dcdc: False
   reg0:
     voltage: 2.1V
     uicr_erase: true

tests/integration/fixtures/template_alarm_control_panel_many_sensors.yaml

@@ -0,0 +1,136 @@
+esphome:
+  name: template-alarm-many-sensors
+  friendly_name: "Template Alarm Control Panel with Many Sensors"
+
+logger:
+
+host:
+
+api:
+
+binary_sensor:
+  - platform: template
+    id: sensor1
+    name: "Door 1"
+  - platform: template
+    id: sensor2
+    name: "Door 2"
+  - platform: template
+    id: sensor3
+    name: "Window 1"
+  - platform: template
+    id: sensor4
+    name: "Window 2"
+  - platform: template
+    id: sensor5
+    name: "Motion 1"
+  - platform: template
+    id: sensor6
+    name: "Motion 2"
+  - platform: template
+    id: sensor7
+    name: "Glass Break 1"
+  - platform: template
+    id: sensor8
+    name: "Glass Break 2"
+  - platform: template
+    id: sensor9
+    name: "Smoke Detector"
+  - platform: template
+    id: sensor10
+    name: "CO Detector"
+
+alarm_control_panel:
+  - platform: template
+    id: test_alarm
+    name: "Test Alarm"
+    codes:
+      - "1234"
+    requires_code_to_arm: true
+    arming_away_time: 5s
+    arming_home_time: 3s
+    arming_night_time: 3s
+    pending_time: 10s
+    trigger_time: 300s
+    restore_mode: ALWAYS_DISARMED
+    binary_sensors:
+      - input: sensor1
+        bypass_armed_home: false
+        bypass_armed_night: false
+        bypass_auto: true
+        chime: true
+        trigger_mode: DELAYED
+      - input: sensor2
+        bypass_armed_home: false
+        bypass_armed_night: false
+        bypass_auto: true
+        chime: true
+        trigger_mode: DELAYED
+      - input: sensor3
+        bypass_armed_home: true
+        bypass_armed_night: false
+        bypass_auto: false
+        chime: false
+        trigger_mode: DELAYED
+      - input: sensor4
+        bypass_armed_home: true
+        bypass_armed_night: false
+        bypass_auto: false
+        chime: false
+        trigger_mode: DELAYED
+      - input: sensor5
+        bypass_armed_home: false
+        bypass_armed_night: true
+        bypass_auto: false
+        chime: false
+        trigger_mode: INSTANT
+      - input: sensor6
+        bypass_armed_home: false
+        bypass_armed_night: true
+        bypass_auto: false
+        chime: false
+        trigger_mode: INSTANT
+      - input: sensor7
+        bypass_armed_home: false
+        bypass_armed_night: false
+        bypass_auto: false
+        chime: false
+        trigger_mode: INSTANT
+      - input: sensor8
+        bypass_armed_home: false
+        bypass_armed_night: false
+        bypass_auto: false
+        chime: false
+        trigger_mode: INSTANT
+      - input: sensor9
+        bypass_armed_home: false
+        bypass_armed_night: false
+        bypass_auto: false
+        chime: false
+        trigger_mode: INSTANT_ALWAYS
+      - input: sensor10
+        bypass_armed_home: false
+        bypass_armed_night: false
+        bypass_auto: false
+        chime: false
+        trigger_mode: INSTANT_ALWAYS
+    on_disarmed:
+      - logger.log: "Alarm disarmed"
+    on_arming:
+      - logger.log: "Alarm arming"
+    on_armed_away:
+      - logger.log: "Alarm armed away"
+    on_armed_home:
+      - logger.log: "Alarm armed home"
+    on_armed_night:
+      - logger.log: "Alarm armed night"
+    on_pending:
+      - logger.log: "Alarm pending"
+    on_triggered:
+      - logger.log: "Alarm triggered"
+    on_cleared:
+      - logger.log: "Alarm cleared"
+    on_chime:
+      - logger.log: "Chime activated"
+    on_ready:
+      - logger.log: "Sensors ready state changed"

tests/integration/test_template_alarm_control_panel_many_sensors.py

@@ -0,0 +1,118 @@
+"""Integration test for template alarm control panel with many sensors."""
+
+from __future__ import annotations
+
+import aioesphomeapi
+from aioesphomeapi.model import APIIntEnum
+import pytest
+
+from .state_utils import InitialStateHelper
+from .types import APIClientConnectedFactory, RunCompiledFunction
+
+
+class EspHomeACPFeatures(APIIntEnum):
+    """ESPHome AlarmControlPanel feature numbers."""
+
+    ARM_HOME = 1
+    ARM_AWAY = 2
+    ARM_NIGHT = 4
+    TRIGGER = 8
+    ARM_CUSTOM_BYPASS = 16
+    ARM_VACATION = 32
+
+
+@pytest.mark.asyncio
+async def test_template_alarm_control_panel_many_sensors(
+    yaml_config: str,
+    run_compiled: RunCompiledFunction,
+    api_client_connected: APIClientConnectedFactory,
+) -> None:
+    """Test template alarm control panel with 10 binary sensors using FixedVector."""
+    async with run_compiled(yaml_config), api_client_connected() as client:
+        # Get entity info first
+        entities, _ = await client.list_entities_services()
+
+        # Find the alarm control panel and binary sensors
+        alarm_info: aioesphomeapi.AlarmControlPanelInfo | None = None
+        binary_sensors: list[aioesphomeapi.BinarySensorInfo] = []
+
+        for entity in entities:
+            if isinstance(entity, aioesphomeapi.AlarmControlPanelInfo):
+                alarm_info = entity
+            elif isinstance(entity, aioesphomeapi.BinarySensorInfo):
+                binary_sensors.append(entity)
+
+        assert alarm_info is not None, "Alarm control panel entity info not found"
+        assert alarm_info.name == "Test Alarm"
+        assert alarm_info.requires_code is True
+        assert alarm_info.requires_code_to_arm is True
+
+        # Verify we have 10 binary sensors
+        assert len(binary_sensors) == 10, (
+            f"Expected 10 binary sensors, got {len(binary_sensors)}"
+        )
+
+        # Verify sensor names
+        expected_sensor_names = {
+            "Door 1",
+            "Door 2",
+            "Window 1",
+            "Window 2",
+            "Motion 1",
+            "Motion 2",
+            "Glass Break 1",
+            "Glass Break 2",
+            "Smoke Detector",
+            "CO Detector",
+        }
+        actual_sensor_names = {sensor.name for sensor in binary_sensors}
+        assert actual_sensor_names == expected_sensor_names, (
+            f"Sensor names mismatch. Expected: {expected_sensor_names}, "
+            f"Got: {actual_sensor_names}"
+        )
+
+        # Use InitialStateHelper to wait for all initial states
+        state_helper = InitialStateHelper(entities)
+
+        def on_state(state: aioesphomeapi.EntityState) -> None:
+            # We'll receive subsequent states here after initial states
+            pass
+
+        client.subscribe_states(state_helper.on_state_wrapper(on_state))
+
+        # Wait for all initial states
+        await state_helper.wait_for_initial_states(timeout=5.0)
+
+        # Verify the alarm state is disarmed initially
+        alarm_state = state_helper.initial_states.get(alarm_info.key)
+        assert alarm_state is not None, "Alarm control panel initial state not received"
+        assert isinstance(alarm_state, aioesphomeapi.AlarmControlPanelEntityState)
+        assert alarm_state.state == aioesphomeapi.AlarmControlPanelState.DISARMED, (
+            f"Expected initial state DISARMED, got {alarm_state.state}"
+        )
+
+        # Verify all 10 binary sensors have initial states
+        binary_sensor_states = [
+            state_helper.initial_states.get(sensor.key) for sensor in binary_sensors
+        ]
+        assert all(state is not None for state in binary_sensor_states), (
+            "Not all binary sensors have initial states"
+        )
+
+        # Verify all binary sensor states are BinarySensorState type
+        for i, state in enumerate(binary_sensor_states):
+            assert isinstance(state, aioesphomeapi.BinarySensorState), (
+                f"Binary sensor {i} state is not BinarySensorState: {type(state)}"
+            )
+
+        # Verify supported features
+        expected_features = (
+            EspHomeACPFeatures.ARM_HOME
+            | EspHomeACPFeatures.ARM_AWAY
+            | EspHomeACPFeatures.ARM_NIGHT
+            | EspHomeACPFeatures.TRIGGER
+        )
+        assert alarm_info.supported_features == expected_features, (
+            f"Expected supported_features={expected_features} (ARM_HOME|ARM_AWAY|ARM_NIGHT|TRIGGER), "
+            f"got {alarm_info.supported_features}"
+        )