esphome/esphomeyaml/components/sensor/dht.py
2018-05-17 19:57:55 +02:00

45 lines
1.9 KiB
Python

import voluptuous as vol
import esphomeyaml.config_validation as cv
from esphomeyaml.components import sensor
from esphomeyaml.components.sensor import MQTT_SENSOR_SCHEMA
from esphomeyaml.const import CONF_HUMIDITY, CONF_ID, CONF_MODEL, CONF_NAME, CONF_PIN, \
CONF_TEMPERATURE, CONF_UPDATE_INTERVAL
from esphomeyaml.helpers import App, RawExpression, add, variable, gpio_output_pin_expression
from esphomeyaml.pins import GPIO_OUTPUT_PIN_SCHEMA
DHT_MODELS = {
'AUTO_DETECT': 'sensor::DHT_MODEL_AUTO_DETECT',
'DHT11': 'sensor::DHT_MODEL_DHT11',
'DHT22': 'sensor::DHT_MODEL_DHT22',
'AM2302': 'sensor::DHT_MODEL_AM2302',
'RHT03': 'sensor::DHT_MODEL_RHT03',
}
PLATFORM_SCHEMA = sensor.PLATFORM_SCHEMA.extend({
cv.GenerateID('dht_sensor'): cv.register_variable_id,
vol.Required(CONF_PIN): GPIO_OUTPUT_PIN_SCHEMA,
vol.Required(CONF_TEMPERATURE): MQTT_SENSOR_SCHEMA,
vol.Required(CONF_HUMIDITY): MQTT_SENSOR_SCHEMA,
vol.Optional(CONF_MODEL): vol.All(vol.Upper, vol.Any(*DHT_MODELS)),
vol.Optional(CONF_UPDATE_INTERVAL): cv.positive_time_period_milliseconds,
})
def to_code(config):
pin = gpio_output_pin_expression(config[CONF_PIN])
rhs = App.make_dht_sensor(config[CONF_TEMPERATURE][CONF_NAME],
config[CONF_HUMIDITY][CONF_NAME],
pin, config.get(CONF_UPDATE_INTERVAL))
dht = variable('Application::MakeDHTSensor', config[CONF_ID], rhs)
if CONF_MODEL in config:
constant = DHT_MODELS[config[CONF_MODEL]]
add(dht.Pdht.set_dht_model(RawExpression(constant)))
sensor.setup_sensor(dht.Pdht.Pget_temperature_sensor(), config[CONF_TEMPERATURE])
sensor.setup_mqtt_sensor_component(dht.Pmqtt_temperature, config[CONF_TEMPERATURE])
sensor.setup_sensor(dht.Pdht.Pget_humidity_sensor(), config[CONF_HUMIDITY])
sensor.setup_mqtt_sensor_component(dht.Pmqtt_humidity, config[CONF_HUMIDITY])
BUILD_FLAGS = '-DUSE_DHT_SENSOR'