esphome/esphomeyaml/components/sensor/bme280.py
2018-11-23 13:51:22 +01:00

96 lines
4.4 KiB
Python

import voluptuous as vol
import esphomeyaml.config_validation as cv
from esphomeyaml.components import sensor
from esphomeyaml.const import CONF_ADDRESS, CONF_HUMIDITY, CONF_IIR_FILTER, CONF_MAKE_ID, \
CONF_NAME, CONF_OVERSAMPLING, CONF_PRESSURE, CONF_TEMPERATURE, CONF_UPDATE_INTERVAL
from esphomeyaml.helpers import App, Application, add, variable, setup_component
DEPENDENCIES = ['i2c']
BME280Oversampling = sensor.sensor_ns.enum('BME280Oversampling')
OVERSAMPLING_OPTIONS = {
'NONE': BME280Oversampling.BME280_OVERSAMPLING_NONE,
'1X': BME280Oversampling.BME280_OVERSAMPLING_1X,
'2X': BME280Oversampling.BME280_OVERSAMPLING_2X,
'4X': BME280Oversampling.BME280_OVERSAMPLING_4X,
'8X': BME280Oversampling.BME280_OVERSAMPLING_8X,
'16X': BME280Oversampling.BME280_OVERSAMPLING_16X,
}
BME280IIRFilter = sensor.sensor_ns.enum('BME280IIRFilter')
IIR_FILTER_OPTIONS = {
'OFF': BME280IIRFilter.BME280_IIR_FILTER_OFF,
'2X': BME280IIRFilter.BME280_IIR_FILTER_2X,
'4X': BME280IIRFilter.BME280_IIR_FILTER_4X,
'8X': BME280IIRFilter.BME280_IIR_FILTER_8X,
'16X': BME280IIRFilter.BME280_IIR_FILTER_16X,
}
BME280_OVERSAMPLING_SENSOR_SCHEMA = sensor.SENSOR_SCHEMA.extend({
vol.Optional(CONF_OVERSAMPLING): cv.one_of(*OVERSAMPLING_OPTIONS, upper=True),
})
MakeBME280Sensor = Application.struct('MakeBME280Sensor')
BME280TemperatureSensor = sensor.sensor_ns.class_('BME280TemperatureSensor',
sensor.EmptyPollingParentSensor)
BME280PressureSensor = sensor.sensor_ns.class_('BME280PressureSensor',
sensor.EmptyPollingParentSensor)
BME280HumiditySensor = sensor.sensor_ns.class_('BME280HumiditySensor',
sensor.EmptyPollingParentSensor)
PLATFORM_SCHEMA = sensor.PLATFORM_SCHEMA.extend({
cv.GenerateID(CONF_MAKE_ID): cv.declare_variable_id(MakeBME280Sensor),
vol.Optional(CONF_ADDRESS, default=0x77): cv.i2c_address,
vol.Required(CONF_TEMPERATURE): cv.nameable(BME280_OVERSAMPLING_SENSOR_SCHEMA.extend({
cv.GenerateID(): cv.declare_variable_id(BME280TemperatureSensor),
})),
vol.Required(CONF_PRESSURE): cv.nameable(BME280_OVERSAMPLING_SENSOR_SCHEMA.extend({
cv.GenerateID(): cv.declare_variable_id(BME280PressureSensor),
})),
vol.Required(CONF_HUMIDITY): cv.nameable(BME280_OVERSAMPLING_SENSOR_SCHEMA.extend({
cv.GenerateID(): cv.declare_variable_id(BME280HumiditySensor),
})),
vol.Optional(CONF_IIR_FILTER): cv.one_of(*IIR_FILTER_OPTIONS, upper=True),
vol.Optional(CONF_UPDATE_INTERVAL): cv.update_interval,
}).extend(cv.COMPONENT_SCHEMA.schema)
def to_code(config):
rhs = App.make_bme280_sensor(config[CONF_TEMPERATURE][CONF_NAME],
config[CONF_PRESSURE][CONF_NAME],
config[CONF_HUMIDITY][CONF_NAME],
config[CONF_ADDRESS],
config.get(CONF_UPDATE_INTERVAL))
make = variable(config[CONF_MAKE_ID], rhs)
bme280 = make.Pbme280
if CONF_OVERSAMPLING in config[CONF_TEMPERATURE]:
constant = OVERSAMPLING_OPTIONS[config[CONF_TEMPERATURE][CONF_OVERSAMPLING]]
add(bme280.set_temperature_oversampling(constant))
if CONF_OVERSAMPLING in config[CONF_PRESSURE]:
constant = OVERSAMPLING_OPTIONS[config[CONF_PRESSURE][CONF_OVERSAMPLING]]
add(bme280.set_pressure_oversampling(constant))
if CONF_OVERSAMPLING in config[CONF_HUMIDITY]:
constant = OVERSAMPLING_OPTIONS[config[CONF_HUMIDITY][CONF_OVERSAMPLING]]
add(bme280.set_humidity_oversampling(constant))
if CONF_IIR_FILTER in config:
constant = IIR_FILTER_OPTIONS[config[CONF_IIR_FILTER]]
add(bme280.set_iir_filter(constant))
sensor.setup_sensor(bme280.Pget_temperature_sensor(), make.Pmqtt_temperature,
config[CONF_TEMPERATURE])
sensor.setup_sensor(bme280.Pget_pressure_sensor(), make.Pmqtt_pressure,
config[CONF_PRESSURE])
sensor.setup_sensor(bme280.Pget_humidity_sensor(), make.Pmqtt_humidity,
config[CONF_HUMIDITY])
setup_component(bme280, config)
BUILD_FLAGS = '-DUSE_BME280'
def to_hass_config(data, config):
return [sensor.core_to_hass_config(data, config[CONF_TEMPERATURE]),
sensor.core_to_hass_config(data, config[CONF_PRESSURE]),
sensor.core_to_hass_config(data, config[CONF_HUMIDITY])]