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import time
import pygatt
import cloud4rpi
mac = '00:00:00:00:00:00' #change this to your Rapid IoT kit Mac Address
DEVICE_TOKEN = 'xxxxxxxxxxxxxxxxx' #change this to your cloud4rpi device token
char_uuids = {
"battery" : "08d41e61-ac11-40a2-a95a-e0e0fb5336ff",
"tvoc" : "08d41e61-ac11-40a2-a95a-e0e0fb5336f9",
"co2" : "08d41e61-ac11-40a2-a95a-e0e0fb5336fa",
"pressure" : "08d41e61-ac11-40a2-a95a-e0e0fb5336fc",
"altitude" : "08d41e61-ac11-40a2-a95a-e0e0fb5336f7",
"temperature" : "08d41e61-ac11-40a2-a95a-e0e0fb5336fb",
"humidity" : "08d41e61-ac11-40a2-a95a-e0e0fb5336fd",
"ambient-light" : "08d41e61-ac11-40a2-a95a-e0e0fb5336fe"
}
def save_sensor_values():
device = cloud4rpi.connect(DEVICE_TOKEN)
adapter = pygatt.GATTToolBackend()
try:
adapter.start()
conn = adapter.connect(mac)
time_info = int(time.time()*1000000000.0)
sensor_values = {}
for sensor in char_uuids:
value = conn.char_read(char_uuids[sensor])
sensor_values[sensor] = float(value.decode("utf-8").rstrip('\00'))
measure_all = []
for sensor in sensor_values:
measure = {"measurement" : sensor, "time" : time_info, "fields" : {"value" : sensor_values[sensor]}}
measure_all.append(measure)
co2_value = sensor_values['co2']
tvoc_value = sensor_values['tvoc']
battery_value = sensor_values['battery']
hum_value = sensor_values['humidity']
temp_value = sensor_values['temperature']
light_value = sensor_values['ambient-light']
pressure_value = sensor_values['pressure']
altitude_value = sensor_values['altitude']
# print(measure_all)
variables = {
'CO2': {
'type': 'numeric',
'value': co2_value
},
'Pollution Level': {
'type': 'numeric',
'value': tvoc_value
},
'Battery': {
'type': 'numeric',
'value': battery_value
},
'Humidity': {
'type': 'numeric',
'value': hum_value
},
'Temperature': {
'type': 'numeric',
'value': temp_value
},
'Air Pressure': {
'type': 'numeric',
'value': pressure_value
},
'Altitude': {
'type': 'numeric',
'value': altitude_value
},
'Sun': {
'type': 'numeric',
'value': light_value
}
}
device.declare(variables)
device.publish_config()
time.sleep(1)
device.publish_data()
print(sensor_values)
except Exception as e:
print("Error: ", e)
# msg = "ParkScan: [%d] %s"%(time_info, e)
finally:
adapter.stop()
if __name__ == '__main__':
save_sensor_values()