mirror of https://github.com/esphome/esphome.git
88 lines
4.1 KiB
Python
88 lines
4.1 KiB
Python
import voluptuous as vol
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from esphome.components import i2c, sensor
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import esphome.config_validation as cv
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from esphome.const import CONF_ADDRESS, CONF_HUMIDITY, CONF_ID, CONF_IIR_FILTER, CONF_NAME, \
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CONF_OVERSAMPLING, CONF_PRESSURE, CONF_TEMPERATURE, CONF_UPDATE_INTERVAL
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from esphome.cpp_generator import Pvariable, add
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from esphome.cpp_helpers import setup_component
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from esphome.cpp_types import App, PollingComponent
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DEPENDENCIES = ['i2c']
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BME280Oversampling = sensor.sensor_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 = sensor.sensor_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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BME280_OVERSAMPLING_SENSOR_SCHEMA = sensor.SENSOR_SCHEMA.extend({
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vol.Optional(CONF_OVERSAMPLING): cv.one_of(*OVERSAMPLING_OPTIONS, upper=True),
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})
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BME280Component = sensor.sensor_ns.class_('BME280Component', PollingComponent, i2c.I2CDevice)
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BME280TemperatureSensor = sensor.sensor_ns.class_('BME280TemperatureSensor',
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sensor.EmptyPollingParentSensor)
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BME280PressureSensor = sensor.sensor_ns.class_('BME280PressureSensor',
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sensor.EmptyPollingParentSensor)
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BME280HumiditySensor = sensor.sensor_ns.class_('BME280HumiditySensor',
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sensor.EmptyPollingParentSensor)
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PLATFORM_SCHEMA = sensor.PLATFORM_SCHEMA.extend({
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cv.GenerateID(): cv.declare_variable_id(BME280Component),
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vol.Optional(CONF_ADDRESS, default=0x77): cv.i2c_address,
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vol.Required(CONF_TEMPERATURE): cv.nameable(BME280_OVERSAMPLING_SENSOR_SCHEMA.extend({
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cv.GenerateID(): cv.declare_variable_id(BME280TemperatureSensor),
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})),
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vol.Required(CONF_PRESSURE): cv.nameable(BME280_OVERSAMPLING_SENSOR_SCHEMA.extend({
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cv.GenerateID(): cv.declare_variable_id(BME280PressureSensor),
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})),
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vol.Required(CONF_HUMIDITY): cv.nameable(BME280_OVERSAMPLING_SENSOR_SCHEMA.extend({
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cv.GenerateID(): cv.declare_variable_id(BME280HumiditySensor),
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})),
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vol.Optional(CONF_IIR_FILTER): cv.one_of(*IIR_FILTER_OPTIONS, upper=True),
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vol.Optional(CONF_UPDATE_INTERVAL): cv.update_interval,
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}).extend(cv.COMPONENT_SCHEMA.schema)
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def to_code(config):
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rhs = App.make_bme280_sensor(config[CONF_TEMPERATURE][CONF_NAME],
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config[CONF_PRESSURE][CONF_NAME],
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config[CONF_HUMIDITY][CONF_NAME],
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config[CONF_ADDRESS],
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config.get(CONF_UPDATE_INTERVAL))
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bme280 = Pvariable(config[CONF_ID], rhs)
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if CONF_OVERSAMPLING in config[CONF_TEMPERATURE]:
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constant = OVERSAMPLING_OPTIONS[config[CONF_TEMPERATURE][CONF_OVERSAMPLING]]
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add(bme280.set_temperature_oversampling(constant))
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if CONF_OVERSAMPLING in config[CONF_PRESSURE]:
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constant = OVERSAMPLING_OPTIONS[config[CONF_PRESSURE][CONF_OVERSAMPLING]]
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add(bme280.set_pressure_oversampling(constant))
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if CONF_OVERSAMPLING in config[CONF_HUMIDITY]:
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constant = OVERSAMPLING_OPTIONS[config[CONF_HUMIDITY][CONF_OVERSAMPLING]]
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add(bme280.set_humidity_oversampling(constant))
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if CONF_IIR_FILTER in config:
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constant = IIR_FILTER_OPTIONS[config[CONF_IIR_FILTER]]
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add(bme280.set_iir_filter(constant))
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sensor.setup_sensor(bme280.Pget_temperature_sensor(), config[CONF_TEMPERATURE])
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sensor.setup_sensor(bme280.Pget_pressure_sensor(), config[CONF_PRESSURE])
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sensor.setup_sensor(bme280.Pget_humidity_sensor(), config[CONF_HUMIDITY])
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setup_component(bme280, config)
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BUILD_FLAGS = '-DUSE_BME280'
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