def cb_enumerate(self, uid, connected_uid, position, hardware_version,
firmware_version, device_identifier, enumeration_type):
if enumeration_type == IPConnection.ENUMERATION_TYPE_CONNECTED or \
enumeration_type == IPConnection.ENUMERATION_TYPE_AVAILABLE:
if device_identifier == LCD20x4.DEVICE_IDENTIFIER:
try:
self.lcd = LCD20x4(uid, self.ipcon)
self.lcd.clear_display()
self.lcd.backlight_on()
log.info('LCD 20x4 initialized')
except Error as e:
log.error('LCD 20x4 init failed: ' + str(e.description))
self.lcd = None
elif device_identifier == AmbientLight.DEVICE_IDENTIFIER:
try:
self.al = AmbientLight(uid, self.ipcon)
self.al.set_illuminance_callback_period(5000)
self.al.register_callback(self.al.CALLBACK_ILLUMINANCE,
self.cb_illuminance)
log.info('Ambient Light initialized')
except Error as e:
log.error('Ambient Light init failed: ' +
str(e.description))
self.al = None
elif device_identifier == AmbientLightV2.DEVICE_IDENTIFIER:
try:
self.al_v2 = AmbientLightV2(uid, self.ipcon)
self.al_v2.set_configuration(
AmbientLightV2.ILLUMINANCE_RANGE_64000LUX,
AmbientLightV2.INTEGRATION_TIME_200MS)
self.al_v2.set_illuminance_callback_period(5000)
self.al_v2.register_callback(
self.al_v2.CALLBACK_ILLUMINANCE,
self.cb_illuminance_v2)
log.info('Ambient Light 2.0 initialized')
except Error as e:
log.error('Ambient Light 2.0 init failed: ' +
str(e.description))
self.al = None
elif device_identifier == Humidity.DEVICE_IDENTIFIER:
try:
self.hum = Humidity(uid, self.ipcon)
self.hum.set_humidity_callback_period(5000)
self.hum.register_callback(self.hum.CALLBACK_HUMIDITY,
self.cb_humidity)
log.info('Humidity initialized')
except Error as e:
log.error('Humidity init failed: ' + str(e.description))
self.hum = None
elif device_identifier == Barometer.DEVICE_IDENTIFIER:
try:
self.baro = Barometer(uid, self.ipcon)
self.baro.set_air_pressure_callback_period(5000)
self.baro.register_callback(
self.baro.CALLBACK_AIR_PRESSURE, self.cb_air_pressure)
log.info('Barometer initialized')
except Error as e:
log.error('Barometer init failed: ' + str(e.description))
self.baro = None
def read_data(fake=None):
""" Reads data from all weather sensors and returns it as Dictionary.
In case of an error or outlier None is returned"""
if fake:
return weather_data
try:
ipcon = IPConnection()
temp_bricklet = Temperature('qnk', ipcon)
humidity_bricklet = Humidity('nLC', ipcon)
barometer_bricklet = Barometer('k5g', ipcon)
ipcon.connect(cfg['weather']['host'], int(cfg['weather']['port']))
temp_bricklet.set_i2c_mode(Temperature.I2C_MODE_SLOW)
temp = temp_bricklet.get_temperature() / 100.0
if 45 < temp < -30:
weather_data['temperature'] = None
logger.warn(
'Got temperature value of %s Grade which is out of range' %
temp)
else:
weather_data['temperature'] = temp
humidity = humidity_bricklet.get_humidity() / 10.0
if humidity < 5:
weather_data['humidity'] = None
logger.warn('Got humidity value of %s RH which is out of range' %
humidity)
else:
weather_data['humidity'] = humidity
pressure = barometer_bricklet.get_air_pressure() / 1000.0
if 1080 < pressure < 930:
weather_data['pressure'] = None
logger.warn('Got pressure value of %s mbar which is out of range' %
pressure)
else:
weather_data['pressure'] = pressure
ipcon.disconnect()
return weather_data
except Exception as e:
logger.error('Cloud not connect to weather sensors: %s' % str(e))
return
def __init__(self,
uid,
connection,
logging_daemon,
queue,
value=0.0,
trigger_difference=0.1):
self.bricklet = Humidity(uid, connection)
self._value = value
self._value_old = value
self.trigger_difference = trigger_difference
self._rising = False
self._falling = False
self.uid = uid
self._logging_daemon = logging_daemon
self._queue = queue
self._logging_daemon.info(
'Tinkerforge ... Humidity-Bricklet UID "%s" initialisiert' % uid)
if __name__ == '__main__':
if len(sys.argv) != 2:
print 'ERROR: Too many or too few arguments'
exit(1)
def cb_humidity(humidity, mm):
sms_humidity = 'Humidity = ' + str(humidity / 10.0) + ' %RH'
mm.send_sms(PHONE_NR, sms_humidity)
time.sleep(2)
mm = ModemManager(
sys.argv[1],
PIN_SIM) # You can keep the PIN as empty string if PIN is disabled
ipcon = IPConnection() # Create IP connection
h = Humidity(UID, ipcon) # Create device object
ipcon.connect(HOST, PORT) # Connect to brickd
# Don't use device before ipcon is connected
# Set period for humidity callback to 1 minute (60000ms)
# Note: The humidity callback is only called every minute
# if the humidity has changed since the last call!
h.set_humidity_callback_period(60000)
# Register humidity callback to function cb_humidity
h.register_callback(h.CALLBACK_HUMIDITY,
lambda humidity: cb_humidity(humidity, mm))
raw_input('Press any key to exit...\n') # Use input() in Python 3
ipcon.disconnect()
