1
0
mirror of https://github.com/esphome/esphome.git synced 2025-04-15 23:30:28 +01:00
2025-01-26 17:47:13 +01:00

77 lines
2.6 KiB
Python

import esphome.codegen as cg
from esphome.components import one_wire
import esphome.config_validation as cv
from esphome.const import CONF_ADDRESS, CONF_ID, CONF_NAME
dallas_pio_ns = cg.esphome_ns.namespace("dallas_pio")
DallasPio = dallas_pio_ns.class_(
"DallasPio",
cg.Component,
one_wire.OneWireDevice,
)
CONF_REFERENCE = "reference"
CONF_CRC = "crc"
def validate_pin(value, reference=""):
reference = reference.upper()
if reference in ["DS2413", "DS2406"]:
return cv.one_of("PIOA", "PIOB", upper=True)(value)
if reference == "DS2408":
return cv.one_of("P0", "P1", "P2", "P3", "P4", "P5", "P6", "P7", upper=True)(
value
)
raise cv.Invalid("Invalid pin configuration for the given reference.")
def validate_crc_option(config_list):
for conf in config_list:
reference = conf.get("reference", "").upper()
if not reference:
continue
crc_value = conf.get("crc", False)
if reference not in {"DS2413", "DS2406", "DS2408"}:
raise cv.Invalid(f"Unsupported reference: {reference}")
if crc_value and reference != "DS2406":
raise cv.Invalid(
f"Option 'crc' can only be set to true for reference DS2406, not {reference}."
)
return config_list
CONFIG_SCHEMA = cv.All(
cv.ensure_list(
cv.Schema(
{
cv.GenerateID(): cv.declare_id(DallasPio),
cv.Optional(CONF_NAME): cv.string_strict,
cv.Required(CONF_ADDRESS): cv.hex_uint64_t,
cv.Optional(CONF_REFERENCE, default=""): cv.one_of(
"", "DS2413", "DS2406", "DS2408", upper=True
),
cv.Optional(CONF_CRC, default=False): cv.boolean,
}
).extend(one_wire.one_wire_device_schema())
),
validate_crc_option,
)
async def to_code(config):
for conf in config:
var = cg.new_Pvariable(conf[CONF_ID])
if CONF_NAME in conf:
cg.add(var.set_name(conf[CONF_NAME]))
cg.add(var.set_address(conf[CONF_ADDRESS]))
if CONF_REFERENCE in conf:
cg.add(var.set_reference(conf[CONF_REFERENCE]))
if CONF_CRC in conf and conf[CONF_REFERENCE] == "DS2406":
cg.add(var.set_crc_enabled(conf[CONF_CRC]))
if CONF_ID in conf:
cg.add(var.set_id(conf[CONF_ID].id))
if "one_wire_id" in conf:
cg.add(var.set_one_wire_id(conf["one_wire_id"].id))
await cg.register_component(var, config)
await one_wire.register_one_wire_device(var, conf)