mirror of https://github.com/esphome/esphome.git
104 lines
3.8 KiB
Python
104 lines
3.8 KiB
Python
import esphome.codegen as cg
|
|
import esphome.config_validation as cv
|
|
from esphome.components import i2c, sensor
|
|
from esphome.const import (CONF_ADDRESS, CONF_ID, CONF_OVERSAMPLING, CONF_RANGE, ICON_MAGNET,
|
|
UNIT_MICROTESLA, UNIT_DEGREES, ICON_SCREEN_ROTATION,
|
|
CONF_UPDATE_INTERVAL)
|
|
|
|
DEPENDENCIES = ['i2c']
|
|
|
|
qmc5883l_ns = cg.esphome_ns.namespace('qmc5883l')
|
|
|
|
CONF_FIELD_STRENGTH_X = 'field_strength_x'
|
|
CONF_FIELD_STRENGTH_Y = 'field_strength_y'
|
|
CONF_FIELD_STRENGTH_Z = 'field_strength_z'
|
|
CONF_HEADING = 'heading'
|
|
|
|
QMC5883LComponent = qmc5883l_ns.class_(
|
|
'QMC5883LComponent', cg.PollingComponent, i2c.I2CDevice)
|
|
|
|
QMC5883LDatarate = qmc5883l_ns.enum('QMC5883LDatarate')
|
|
QMC5883LDatarates = {
|
|
10: QMC5883LDatarate.QMC5883L_DATARATE_10_HZ,
|
|
50: QMC5883LDatarate.QMC5883L_DATARATE_50_HZ,
|
|
100: QMC5883LDatarate.QMC5883L_DATARATE_100_HZ,
|
|
200: QMC5883LDatarate.QMC5883L_DATARATE_200_HZ,
|
|
}
|
|
|
|
QMC5883LRange = qmc5883l_ns.enum('QMC5883LRange')
|
|
QMC5883L_RANGES = {
|
|
200: QMC5883LRange.QMC5883L_RANGE_200_UT,
|
|
800: QMC5883LRange.QMC5883L_RANGE_800_UT,
|
|
}
|
|
|
|
QMC5883LOversampling = qmc5883l_ns.enum('QMC5883LOversampling')
|
|
QMC5883LOversamplings = {
|
|
512: QMC5883LOversampling.QMC5883L_SAMPLING_512,
|
|
256: QMC5883LOversampling.QMC5883L_SAMPLING_256,
|
|
128: QMC5883LOversampling.QMC5883L_SAMPLING_128,
|
|
64: QMC5883LOversampling.QMC5883L_SAMPLING_64,
|
|
}
|
|
|
|
|
|
def validate_enum(enum_values, units=None, int=True):
|
|
_units = []
|
|
if units is not None:
|
|
_units = units if isinstance(units, list) else [units]
|
|
_units = [str(x) for x in _units]
|
|
enum_bound = cv.enum(enum_values, int=int)
|
|
|
|
def validate_enum_bound(value):
|
|
value = cv.string(value)
|
|
for unit in _units:
|
|
if value.endswith(unit):
|
|
value = value[:-len(unit)]
|
|
break
|
|
return enum_bound(value)
|
|
return validate_enum_bound
|
|
|
|
|
|
field_strength_schema = sensor.sensor_schema(UNIT_MICROTESLA, ICON_MAGNET, 1)
|
|
heading_schema = sensor.sensor_schema(UNIT_DEGREES, ICON_SCREEN_ROTATION, 1)
|
|
|
|
CONFIG_SCHEMA = cv.Schema({
|
|
cv.GenerateID(): cv.declare_id(QMC5883LComponent),
|
|
cv.Optional(CONF_ADDRESS): cv.i2c_address,
|
|
cv.Optional(CONF_RANGE, default='200µT'): validate_enum(QMC5883L_RANGES, units=["uT", "µT"]),
|
|
cv.Optional(CONF_OVERSAMPLING, default="512x"): validate_enum(QMC5883LOversamplings, units="x"),
|
|
cv.Optional(CONF_FIELD_STRENGTH_X): field_strength_schema,
|
|
cv.Optional(CONF_FIELD_STRENGTH_Y): field_strength_schema,
|
|
cv.Optional(CONF_FIELD_STRENGTH_Z): field_strength_schema,
|
|
cv.Optional(CONF_HEADING): heading_schema,
|
|
}).extend(cv.polling_component_schema('60s')).extend(i2c.i2c_device_schema(0x0D))
|
|
|
|
|
|
def auto_data_rate(config):
|
|
interval_sec = config[CONF_UPDATE_INTERVAL].seconds
|
|
interval_hz = 1.0/interval_sec
|
|
for datarate in sorted(QMC5883LDatarates.keys()):
|
|
if float(datarate) >= interval_hz:
|
|
return QMC5883LDatarates[datarate]
|
|
return QMC5883LDatarates[200]
|
|
|
|
|
|
def to_code(config):
|
|
var = cg.new_Pvariable(config[CONF_ID])
|
|
yield cg.register_component(var, config)
|
|
yield i2c.register_i2c_device(var, config)
|
|
|
|
cg.add(var.set_oversampling(config[CONF_OVERSAMPLING]))
|
|
cg.add(var.set_datarate(auto_data_rate(config)))
|
|
cg.add(var.set_range(config[CONF_RANGE]))
|
|
if CONF_FIELD_STRENGTH_X in config:
|
|
sens = yield sensor.new_sensor(config[CONF_FIELD_STRENGTH_X])
|
|
cg.add(var.set_x_sensor(sens))
|
|
if CONF_FIELD_STRENGTH_Y in config:
|
|
sens = yield sensor.new_sensor(config[CONF_FIELD_STRENGTH_Y])
|
|
cg.add(var.set_y_sensor(sens))
|
|
if CONF_FIELD_STRENGTH_Z in config:
|
|
sens = yield sensor.new_sensor(config[CONF_FIELD_STRENGTH_Z])
|
|
cg.add(var.set_z_sensor(sens))
|
|
if CONF_HEADING in config:
|
|
sens = yield sensor.new_sensor(config[CONF_HEADING])
|
|
cg.add(var.set_heading_sensor(sens))
|