esphome/esphome/components/dallas/sensor.py

51 lines
1.4 KiB
Python

import esphome.codegen as cg
import esphome.config_validation as cv
from esphome.components import sensor
from esphome.const import (
CONF_ADDRESS,
CONF_DALLAS_ID,
CONF_INDEX,
CONF_RESOLUTION,
DEVICE_CLASS_TEMPERATURE,
STATE_CLASS_MEASUREMENT,
UNIT_CELSIUS,
)
from . import DallasComponent, dallas_ns
DallasTemperatureSensor = dallas_ns.class_("DallasTemperatureSensor", sensor.Sensor)
CONFIG_SCHEMA = cv.All(
sensor.sensor_schema(
DallasTemperatureSensor,
unit_of_measurement=UNIT_CELSIUS,
accuracy_decimals=1,
device_class=DEVICE_CLASS_TEMPERATURE,
state_class=STATE_CLASS_MEASUREMENT,
).extend(
{
cv.GenerateID(CONF_DALLAS_ID): cv.use_id(DallasComponent),
cv.Optional(CONF_ADDRESS): cv.hex_int,
cv.Optional(CONF_INDEX): cv.positive_int,
cv.Optional(CONF_RESOLUTION, default=12): cv.int_range(min=9, max=12),
}
),
cv.has_exactly_one_key(CONF_ADDRESS, CONF_INDEX),
)
async def to_code(config):
hub = await cg.get_variable(config[CONF_DALLAS_ID])
var = await sensor.new_sensor(config)
if CONF_ADDRESS in config:
cg.add(var.set_address(config[CONF_ADDRESS]))
else:
cg.add(var.set_index(config[CONF_INDEX]))
if CONF_RESOLUTION in config:
cg.add(var.set_resolution(config[CONF_RESOLUTION]))
cg.add(var.set_parent(hub))
cg.add(hub.register_sensor(var))