esphome/esphomeyaml/components/sensor/hmc5883l.py
2019-01-06 19:38:23 +01:00

99 lines
3.9 KiB
Python

# coding=utf-8
import voluptuous as vol
import esphomeyaml.config_validation as cv
from esphomeyaml.components import sensor, i2c
from esphomeyaml.const import CONF_ADDRESS, CONF_ID, CONF_NAME, CONF_UPDATE_INTERVAL, CONF_RANGE
from esphomeyaml.cpp_generator import Pvariable, add
from esphomeyaml.cpp_helpers import setup_component
from esphomeyaml.cpp_types import PollingComponent, App
DEPENDENCIES = ['i2c']
CONF_FIELD_STRENGTH_X = 'field_strength_x'
CONF_FIELD_STRENGTH_Y = 'field_strength_y'
CONF_FIELD_STRENGTH_Z = 'field_strength_z'
CONF_HEADING = 'heading'
HMC5883LComponent = sensor.sensor_ns.class_('HMC5883LComponent', PollingComponent, i2c.I2CDevice)
HMC5883LFieldStrengthSensor = sensor.sensor_ns.class_('HMC5883LFieldStrengthSensor',
sensor.EmptyPollingParentSensor)
HMC5883LHeadingSensor = sensor.sensor_ns.class_('HMC5883LHeadingSensor',
sensor.EmptyPollingParentSensor)
HMC5883LRange = sensor.sensor_ns.enum('HMC5883LRange')
HMC5883L_RANGES = {
88: HMC5883LRange.HMC5883L_RANGE_88_UT,
130: HMC5883LRange.HMC5883L_RANGE_130_UT,
190: HMC5883LRange.HMC5883L_RANGE_190_UT,
250: HMC5883LRange.HMC5883L_RANGE_250_UT,
400: HMC5883LRange.HMC5883L_RANGE_400_UT,
470: HMC5883LRange.HMC5883L_RANGE_470_UT,
560: HMC5883LRange.HMC5883L_RANGE_560_UT,
810: HMC5883LRange.HMC5883L_RANGE_810_UT,
}
def validate_range(value):
value = cv.string(value)
if value.endswith(u'µT') or value.endswith('uT'):
value = value[:-2]
return cv.one_of(*HMC5883L_RANGES, int=True)(value)
SENSOR_KEYS = [CONF_FIELD_STRENGTH_X, CONF_FIELD_STRENGTH_Y, CONF_FIELD_STRENGTH_Z,
CONF_HEADING]
PLATFORM_SCHEMA = vol.All(sensor.PLATFORM_SCHEMA.extend({
cv.GenerateID(): cv.declare_variable_id(HMC5883LComponent),
vol.Optional(CONF_ADDRESS): cv.i2c_address,
vol.Optional(CONF_FIELD_STRENGTH_X): cv.nameable(sensor.SENSOR_SCHEMA.extend({
cv.GenerateID(): cv.declare_variable_id(HMC5883LFieldStrengthSensor),
})),
vol.Optional(CONF_FIELD_STRENGTH_Y): cv.nameable(sensor.SENSOR_SCHEMA.extend({
cv.GenerateID(): cv.declare_variable_id(HMC5883LFieldStrengthSensor),
})),
vol.Optional(CONF_FIELD_STRENGTH_Z): cv.nameable(sensor.SENSOR_SCHEMA.extend({
cv.GenerateID(): cv.declare_variable_id(HMC5883LFieldStrengthSensor),
})),
vol.Optional(CONF_HEADING): cv.nameable(sensor.SENSOR_SCHEMA.extend({
cv.GenerateID(): cv.declare_variable_id(HMC5883LHeadingSensor),
})),
vol.Optional(CONF_UPDATE_INTERVAL): cv.update_interval,
vol.Optional(CONF_RANGE): validate_range,
}).extend(cv.COMPONENT_SCHEMA.schema), cv.has_at_least_one_key(*SENSOR_KEYS))
def to_code(config):
rhs = App.make_hmc5883l(config.get(CONF_UPDATE_INTERVAL))
hmc = Pvariable(config[CONF_ID], rhs)
if CONF_ADDRESS in config:
add(hmc.set_address(config[CONF_ADDRESS]))
if CONF_RANGE in config:
add(hmc.set_range(HMC5883L_RANGES[config[CONF_RANGE]]))
if CONF_FIELD_STRENGTH_X in config:
conf = config[CONF_FIELD_STRENGTH_X]
sensor.register_sensor(hmc.Pmake_x_sensor(conf[CONF_NAME]), conf)
if CONF_FIELD_STRENGTH_Y in config:
conf = config[CONF_FIELD_STRENGTH_Y]
sensor.register_sensor(hmc.Pmake_y_sensor(conf[CONF_NAME]), conf)
if CONF_FIELD_STRENGTH_Z in config:
conf = config[CONF_FIELD_STRENGTH_Z]
sensor.register_sensor(hmc.Pmake_z_sensor(conf[CONF_NAME]), conf)
if CONF_HEADING in config:
conf = config[CONF_HEADING]
sensor.register_sensor(hmc.Pmake_heading_sensor(conf[CONF_NAME]), conf)
setup_component(hmc, config)
BUILD_FLAGS = '-DUSE_HMC5883L'
def to_hass_config(data, config):
ret = []
for key in (CONF_FIELD_STRENGTH_X, CONF_FIELD_STRENGTH_Y, CONF_FIELD_STRENGTH_Z, CONF_HEADING):
if key in config:
ret.append(sensor.core_to_hass_config(data, config[key]))
return ret