def init(self):
i2c_bus = board.I2C()
if hasattr(self, "I2CADDR"):
self.sensor = Adafruit_BMP280_I2C(i2c_bus, addr=self.I2CADDR)
else:
self.sensor = Adafruit_BMP280_I2C(i2c_bus)
if hasattr(self, "SeaLevelPressure"):
self.sensor.sea_level_pressure = self.SeaLevelPressure
def get_available_sensors(self):
for ch in self.mux:
try:
baro = Adafruit_BMP280_I2C(i2c=ch, address=0x76)
print(baro.pressure)
except:
print(f"No device at {ch}.")
def __init__(self, address=0x77):
self.bus = busio.I2C(board.SCL, board.SDA)
try:
self.sensor = Adafruit_BMP280_I2C(self.bus, address=address)
except:
print("BME280 sensor could not initiated")
self.sensor = None
def __init__(self):
self.i2c_bus = busio.I2C(scl=board.SCL, sda=board.SDA)
self.i2c_mux = TCA9548A(i2c=self.i2c_bus, address=0x70)
self.wired_sensors = dict()
self.bmp280_1 = Adafruit_BMP280_I2C(i2c=self.i2c_mux[0], address=0x76)
self.bmp388 = BMP3XX_I2C(i2c=self.i2c_mux[1], address=0x77)
self.bmp280_2 = Adafruit_BMP280_I2C(i2c=self.i2c_mux[2], address=0x76)
self.bmp280_1.sea_level_pressure = 1013.25
self.bmp388.sea_level_pressure = 1013.25
self.bmp280_2.sea_level_pressure = 1013.25
self.air_density = 1.204 # kg/m2
self.dynamic_pressure = 0 # Pa (!)
self.tek_pressure = 1013.25 # hPa
self.IAS = 0 # kph
self.QNH = 1013.25 # hPa
self.altitude = 0 # MSL
self.temperature = 21 # °C
def setup_platform(hass, config, add_entities, discovery_info=None):
"""Set up the sensor platform."""
try:
# initializing I2C bus using the auto-detected pins
i2c = I2C(board.SCL, board.SDA)
# initializing the sensor
bmp280 = Adafruit_BMP280_I2C(i2c, address=config[CONF_I2C_ADDRESS])
except ValueError as error:
# this usually happens when the board is I2C capable, but the device can't be found at the configured address
if str(error.args[0]).startswith("No I2C device at address"):
_LOGGER.error(
"%s. Hint: Check wiring and make sure that the SDO pin is tied to either ground (0x76) or VCC (0x77)",
error.args[0],
)
raise PlatformNotReady() from error
_LOGGER.error(error)
return
# use custom name if there's any
name = config[CONF_NAME]
# BMP280 has both temperature and pressure sensing capability
add_entities(
[Bmp280TemperatureSensor(bmp280, name), Bmp280PressureSensor(bmp280, name)]
)
def setup_platform(
hass: HomeAssistant,
config: ConfigType,
add_entities: AddEntitiesCallback,
discovery_info: DiscoveryInfoType | None = None,
) -> None:
"""Set up the sensor platform."""
_LOGGER.warning(
"The Bosch BMP280 Environmental Sensor integration is deprecated and "
"will be removed in Home Assistant Core 2022.4; "
"this integration is removed under Architectural Decision Record 0019, "
"more information can be found here: "
"https://github.com/home-assistant/architecture/blob/master/adr/0019-GPIO.md"
)
try:
# initializing I2C bus using the auto-detected pins
i2c = I2C(board.SCL, board.SDA)
# initializing the sensor
bmp280 = Adafruit_BMP280_I2C(i2c, address=config[CONF_I2C_ADDRESS])
except ValueError as error:
# this usually happens when the board is I2C capable, but the device can't be found at the configured address
if str(error.args[0]).startswith("No I2C device at address"):
_LOGGER.error(
"%s. Hint: Check wiring and make sure that the SDO pin is tied to either ground (0x76) or VCC (0x77)",
error.args[0],
)
raise PlatformNotReady() from error
_LOGGER.error(error)
return
# use custom name if there's any
name = config[CONF_NAME]
# BMP280 has both temperature and pressure sensing capability
add_entities([
Bmp280TemperatureSensor(bmp280, name),
Bmp280PressureSensor(bmp280, name)
])