/// <summary>
/// Initializes the ModuleClient and sets up the callback to receive
/// messages containing temperature information
/// </summary>
static async Task Init()
{
MqttTransportSettings mqttSetting = new MqttTransportSettings(TransportType.Mqtt_Tcp_Only);
ITransportSettings[] settings = { mqttSetting };
// Open a connection to the Edge runtime
grovePiPlus = new GrovePiPlus(1);
ledButtonDevice = new GrovePiPlusBlueLEDButton(grovePiPlus, 4, 5);
barometerSensorDevice = new BarometerBME280(1);
barometerSensorDevice.Initialize();
#if USE_LIGHT_SENSE
lightSensor = new GrovePiLightSensor(grovePiPlus, 0);
#endif
#if USE_CO2_SENSE
co2Sensor = new CO2SensorMHZ19B();
#endif
Console.WriteLine("Sensing Device Initialized");
iotHubConnector = new ModuleClientConnector(settings, "command-input", "telemetry-output");
sensingDeviceClient = new EnvironmentSensingDeviceClient(iotHubConnector, barometerSensorDevice, ledButtonDevice, lightSensor, co2Sensor);
var tokenSource = new CancellationTokenSource();
var ct = tokenSource.Token;
await sensingDeviceClient.Initialize(ct);
Console.WriteLine("IoT Hub module client initialized.");
}
public EnvironmentSensingDeviceClient(EG.IoT.Utils.IoTHubConnector connector, BarometerBME280 sensor, GrovePiPlusBlueLEDButton ledButton, GrovePiLightSensor lightSensor, CO2SensorMHZ19B co2Sensor)
{
iothubClient = connector;
envSensorDevice = sensor;
ledButtonDevice = ledButton;
lightSensorDevice = lightSensor;
co2SensorDevice = co2Sensor;
telemetryConfig = new TelemetryConfig()
{
telemetryCycleMSec = 1000,
temperatureAvailable = true,
humidityAvailable = true,
pressureAvailable = true,
lightSenseAvailable = (lightSensor != null),
co2SensorAvailable = (co2Sensor != null)
};
}
static void Main(string[] args)
{
#if (REMOTE_DEBUG)
// for remote debug attaching
for (; ;)
{
Console.WriteLine("waiting for debugger attach");
if (Debugger.IsAttached)
{
break;
}
System.Threading.Thread.Sleep(1000);
}
#endif
if (args.Length != 1)
{
Console.WriteLine("Command line:");
Console.WriteLine("dotnet run iothub-device-connection-string");
return;
}
string iothubcs = args[0];
Console.WriteLine("Environment monitoring device with BME280 sensor.");
Console.WriteLine($"Connection string of IoT Hub Device:{iothubcs}");
var groveShield = new EG.IoT.Grove.GrovePiPlus(1);
var gblueLedButton = new EG.IoT.Grove.GrovePiPlusBlueLEDButton(groveShield, 4, 5);
for (int i = 0; i < 3; i++)
{
gblueLedButton.TurnOn();
Thread.Sleep(1000);
gblueLedButton.TurnOff();
Thread.Sleep(1000);
}
var bme280 = new EG.IoT.Grove.BarometerBME280(1);
bme280.Initialize();
bme280.Read();
var temperature = bme280.ReadTemperature();
var humidity = bme280.ReadHumidity();
var pressure = bme280.ReadPressure();
Console.WriteLine($"T={temperature}C,H={humidity}%,P={pressure}hPa");
#if USE_LIGHT_SENSE
lightSensor = new GrovePiLightSensor(groveShield, 0);
var lightSensorValue = lightSensor.SensorValue();
var lightSensorResistance = lightSensor.Resitance(lightSensorValue);
Console.WriteLine($"lightSensor={lightSensorValue},resistance={lightSensorResistance}");
#endif
co2Sensor = new CO2SensorMHZ19B()
{
Port = "/dev/serial0"
};
if (co2Sensor.Initialize())
{
for (int i = 0; i < 3; i++)
{
var co2 = co2Sensor.SensorValue();
Console.WriteLine($"CO2:{co2} ppm");
Thread.Sleep(1000);
}
}
EG.IoT.Utils.IoTHubConnector iothubClient = new EG.IoT.Utils.DeviceClientConnector(iothubcs);
var sensingDevice = new EG.IoT.EnvironmentSensing.EnvironmentSensingDeviceClient(iothubClient, bme280, gblueLedButton, lightSensor, co2Sensor);
var tokenSource = new CancellationTokenSource();
var ct = tokenSource.Token;
sensingDevice.Initialize(ct).Wait();
var key = Console.ReadLine();
Console.WriteLine("End Apps");
tokenSource.Cancel();
Thread.Sleep(5000);
sensingDevice.Terminate().Wait();
}