mirror of https://github.com/esphome/esphome.git
78 lines
3.3 KiB
Python
78 lines
3.3 KiB
Python
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import esphome.codegen as cg
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import esphome.config_validation as cv
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from esphome.components import i2c, sensor
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from esphome.const import CONF_HUMIDITY, CONF_ID, CONF_IIR_FILTER, CONF_OVERSAMPLING, \
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CONF_PRESSURE, CONF_TEMPERATURE, CONF_UPDATE_INTERVAL, ICON_THERMOMETER, \
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UNIT_CELSIUS, UNIT_HECTOPASCAL, ICON_GAUGE, ICON_WATER_PERCENT, UNIT_PERCENT
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DEPENDENCIES = ['i2c']
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bme280_ns = cg.esphome_ns.namespace('bme280')
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BME280Oversampling = bme280_ns.enum('BME280Oversampling')
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OVERSAMPLING_OPTIONS = {
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'NONE': BME280Oversampling.BME280_OVERSAMPLING_NONE,
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'1X': BME280Oversampling.BME280_OVERSAMPLING_1X,
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'2X': BME280Oversampling.BME280_OVERSAMPLING_2X,
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'4X': BME280Oversampling.BME280_OVERSAMPLING_4X,
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'8X': BME280Oversampling.BME280_OVERSAMPLING_8X,
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'16X': BME280Oversampling.BME280_OVERSAMPLING_16X,
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}
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BME280IIRFilter = bme280_ns.enum('BME280IIRFilter')
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IIR_FILTER_OPTIONS = {
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'OFF': BME280IIRFilter.BME280_IIR_FILTER_OFF,
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'2X': BME280IIRFilter.BME280_IIR_FILTER_2X,
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'4X': BME280IIRFilter.BME280_IIR_FILTER_4X,
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'8X': BME280IIRFilter.BME280_IIR_FILTER_8X,
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'16X': BME280IIRFilter.BME280_IIR_FILTER_16X,
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}
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BME280Component = bme280_ns.class_('BME280Component', cg.PollingComponent, i2c.I2CDevice)
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CONFIG_SCHEMA = cv.Schema({
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cv.GenerateID(): cv.declare_variable_id(BME280Component),
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cv.Optional(CONF_TEMPERATURE): cv.nameable(
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sensor.sensor_schema(UNIT_CELSIUS, ICON_THERMOMETER, 1).extend({
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cv.Optional(CONF_OVERSAMPLING, default='16X'):
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cv.one_of(*OVERSAMPLING_OPTIONS, upper=True),
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})),
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cv.Optional(CONF_PRESSURE): cv.nameable(
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sensor.sensor_schema(UNIT_HECTOPASCAL, ICON_GAUGE, 1).extend({
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cv.Optional(CONF_OVERSAMPLING, default='16X'):
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cv.one_of(*OVERSAMPLING_OPTIONS, upper=True),
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})),
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cv.Optional(CONF_HUMIDITY): cv.nameable(
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sensor.sensor_schema(UNIT_PERCENT, ICON_WATER_PERCENT, 1).extend({
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cv.Optional(CONF_OVERSAMPLING, default='16X'):
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cv.one_of(*OVERSAMPLING_OPTIONS, upper=True),
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})),
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cv.Optional(CONF_IIR_FILTER, default='OFF'): cv.one_of(*IIR_FILTER_OPTIONS, upper=True),
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cv.Optional(CONF_UPDATE_INTERVAL, default='60s'): cv.update_interval,
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}).extend(cv.COMPONENT_SCHEMA).extend(i2c.i2c_device_schema(0x77))
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def to_code(config):
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var = cg.new_Pvariable(config[CONF_ID], config[CONF_UPDATE_INTERVAL])
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yield cg.register_component(var, config)
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yield i2c.register_i2c_device(var, config)
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if CONF_TEMPERATURE in config:
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conf = config[CONF_TEMPERATURE]
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sens = yield sensor.new_sensor(conf)
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cg.add(var.set_temperature_sensor(sens))
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cg.add(var.set_temperature_oversampling(OVERSAMPLING_OPTIONS[conf[CONF_OVERSAMPLING]]))
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if CONF_PRESSURE in config:
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conf = config[CONF_PRESSURE]
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sens = yield sensor.new_sensor(conf)
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cg.add(var.set_pressure_sensor(sens))
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cg.add(var.set_pressure_oversampling(OVERSAMPLING_OPTIONS[conf[CONF_OVERSAMPLING]]))
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if CONF_HUMIDITY in config:
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conf = config[CONF_HUMIDITY]
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sens = yield sensor.new_sensor(conf)
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cg.add(var.set_humidity_sensor(sens))
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cg.add(var.set_humidity_oversampling(OVERSAMPLING_OPTIONS[conf[CONF_OVERSAMPLING]]))
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cg.add(var.set_iir_filter(IIR_FILTER_OPTIONS[config[CONF_IIR_FILTER]]))
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