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70 lines
2.2 KiB
Python
70 lines
2.2 KiB
Python
import esphome.codegen as cg
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import esphome.config_validation as cv
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from esphome import pins
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from esphome.components import sensor
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from esphome.const import (
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CONF_HUMIDITY,
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CONF_ID,
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CONF_MODEL,
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CONF_PIN,
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CONF_TEMPERATURE,
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STATE_CLASS_MEASUREMENT,
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UNIT_CELSIUS,
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UNIT_PERCENT,
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DEVICE_CLASS_TEMPERATURE,
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DEVICE_CLASS_HUMIDITY,
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)
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from esphome.cpp_helpers import gpio_pin_expression
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dht_ns = cg.esphome_ns.namespace("dht")
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DHTModel = dht_ns.enum("DHTModel")
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DHT_MODELS = {
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"AUTO_DETECT": DHTModel.DHT_MODEL_AUTO_DETECT,
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"DHT11": DHTModel.DHT_MODEL_DHT11,
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"DHT22": DHTModel.DHT_MODEL_DHT22,
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"AM2302": DHTModel.DHT_MODEL_AM2302,
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"RHT03": DHTModel.DHT_MODEL_RHT03,
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"SI7021": DHTModel.DHT_MODEL_SI7021,
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"DHT22_TYPE2": DHTModel.DHT_MODEL_DHT22_TYPE2,
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}
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DHT = dht_ns.class_("DHT", cg.PollingComponent)
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CONFIG_SCHEMA = cv.Schema(
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{
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cv.GenerateID(): cv.declare_id(DHT),
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cv.Required(CONF_PIN): pins.gpio_input_pin_schema,
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cv.Optional(CONF_TEMPERATURE): sensor.sensor_schema(
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unit_of_measurement=UNIT_CELSIUS,
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accuracy_decimals=1,
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device_class=DEVICE_CLASS_TEMPERATURE,
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state_class=STATE_CLASS_MEASUREMENT,
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),
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cv.Optional(CONF_HUMIDITY): sensor.sensor_schema(
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unit_of_measurement=UNIT_PERCENT,
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accuracy_decimals=0,
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device_class=DEVICE_CLASS_HUMIDITY,
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state_class=STATE_CLASS_MEASUREMENT,
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),
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cv.Optional(CONF_MODEL, default="auto detect"): cv.enum(
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DHT_MODELS, upper=True, space="_"
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),
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}
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).extend(cv.polling_component_schema("60s"))
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async def to_code(config):
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var = cg.new_Pvariable(config[CONF_ID])
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await cg.register_component(var, config)
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pin = await gpio_pin_expression(config[CONF_PIN])
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cg.add(var.set_pin(pin))
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if CONF_TEMPERATURE in config:
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sens = await sensor.new_sensor(config[CONF_TEMPERATURE])
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cg.add(var.set_temperature_sensor(sens))
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if CONF_HUMIDITY in config:
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sens = await sensor.new_sensor(config[CONF_HUMIDITY])
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cg.add(var.set_humidity_sensor(sens))
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cg.add(var.set_dht_model(config[CONF_MODEL]))
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