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esphome/esphome/components/one_wire/__init__.py
T

43 lines
1.3 KiB
Python

import esphome.codegen as cg
import esphome.config_validation as cv
from esphome.const import CONF_ADDRESS, CONF_INDEX
CODEOWNERS = ["@ssieb"]
IS_PLATFORM_COMPONENT = True
CONF_ONE_WIRE_ID = "one_wire_id"
one_wire_ns = cg.esphome_ns.namespace("one_wire")
OneWireBus = one_wire_ns.class_("OneWireBus")
OneWireDevice = one_wire_ns.class_("OneWireDevice")
def one_wire_device_schema():
"""Create a schema for a 1-wire device.
:return: The 1-wire device schema, `extend` this in your config schema.
"""
return cv.Schema(
{
cv.GenerateID(CONF_ONE_WIRE_ID): cv.use_id(OneWireBus),
cv.Exclusive(CONF_ADDRESS, "index_or_address"): cv.hex_uint64_t,
cv.Exclusive(CONF_INDEX, "index_or_address"): cv.uint8_t,
}
)
async def register_one_wire_device(var, config):
"""Register an 1-wire device with the given config.
Sets the 1-wire bus to use and the 1-wire address.
This is a coroutine, you need to await it with an 'await' expression!
"""
parent = await cg.get_variable(config[CONF_ONE_WIRE_ID])
cg.add(var.set_one_wire_bus(parent))
if (address := config.get(CONF_ADDRESS)) is not None:
cg.add(var.set_address(address))
if (index := config.get(CONF_INDEX)) is not None:
cg.add(var.set_index(index))