esphome/esphomeyaml/components/sensor/hmc5883l.py
2018-09-25 10:30:45 +02:00

74 lines
2.9 KiB
Python

# coding=utf-8
import voluptuous as vol
import esphomeyaml.config_validation as cv
from esphomeyaml.components import sensor
from esphomeyaml.const import CONF_ADDRESS, CONF_ID, CONF_NAME, CONF_UPDATE_INTERVAL, CONF_RANGE
from esphomeyaml.helpers import App, Pvariable, add
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.HMC5883LComponent
HMC5883LFieldStrengthSensor = sensor.sensor_ns.HMC5883LFieldStrengthSensor
HMC5883LHeadingSensor = sensor.sensor_ns.HMC5883LHeadingSensor
HMC5883L_RANGES = {
88: sensor.sensor_ns.HMC5883L_RANGE_88_UT,
130: sensor.sensor_ns.HMC5883L_RANGE_130_UT,
190: sensor.sensor_ns.HMC5883L_RANGE_190_UT,
250: sensor.sensor_ns.HMC5883L_RANGE_250_UT,
400: sensor.sensor_ns.HMC5883L_RANGE_400_UT,
470: sensor.sensor_ns.HMC5883L_RANGE_470_UT,
560: sensor.sensor_ns.HMC5883L_RANGE_560_UT,
810: sensor.sensor_ns.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(value))
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),
vol.Optional(CONF_FIELD_STRENGTH_Y): cv.nameable(sensor.SENSOR_SCHEMA),
vol.Optional(CONF_FIELD_STRENGTH_Z): cv.nameable(sensor.SENSOR_SCHEMA),
vol.Optional(CONF_HEADING): cv.nameable(sensor.SENSOR_SCHEMA),
vol.Optional(CONF_UPDATE_INTERVAL): cv.update_interval,
vol.Optional(CONF_RANGE): validate_range,
}), cv.has_at_least_one_key(CONF_FIELD_STRENGTH_X, CONF_FIELD_STRENGTH_Y, CONF_FIELD_STRENGTH_Z,
CONF_HEADING))
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)
BUILD_FLAGS = '-DUSE_HMC5883L'