private async void DeviceToCloudMessage()
{
await _sensor.Initialize();
float temperature = 0.00f;
float humidity = 0.00f;
while (true)
{
temperature = await _sensor.ReadTemperature();
humidity = await _sensor.ReadHumidity();
var sensorData = new
{
date = String.Format("{0}, {1}, {2}",
DateTime.Now.ToLocalTime().TimeOfDay.Hours,
DateTime.Now.ToLocalTime().TimeOfDay.Minutes,
DateTime.Now.ToLocalTime().TimeOfDay.Seconds),
temperature = Math.Round(temperature, 2),
humidity = Math.Round(humidity, 2)
};
var messageString = JsonConvert.SerializeObject(sensorData);
var message = new Message(byteArray: Encoding.ASCII.GetBytes(messageString));
await deviceClient.SendEventAsync(message);
Debug.WriteLine("{0} > Sending message: {1}", DateTime.Now, messageString);
Task.Delay(10000).Wait(); // 11hours running not to exceed the limit of 8000 messages
}
}
private async void DeviceToCloudMessage()
{
await _sensor.Initialize();
float temperature = 0.00f;
float humidity = 0.00f;
int mId = 0;
while (true)
{
temperature = await _sensor.ReadTemperature();
humidity = await _sensor.ReadHumidity();
var sensorData = new
{
messageId = mId,
deviceId = "Real Raspberry Device",
temperature = Math.Round(temperature, 5),
humidity = Math.Round(humidity, 5)
};
var messageString = JsonConvert.SerializeObject(sensorData);
var message = new Message(Encoding.ASCII.GetBytes(messageString));
await deviceClient.SendEventAsync(message);
Debug.WriteLine("{0} > Sending message: {1}", DateTime.Now, messageString);
mId++;
Task.Delay(5000).Wait();
}
}
private async void InitializeDevices()
{
var gpio = GpioController.GetDefault();
// show an error if there is no GPIO controller
if (gpio is null)
{
interruptPin = null;
GpioStatus.Text = "There is no GPIO controller on this device.";
return;
}
// set up interrupt pin for proximity sensor
interruptPin = gpio.OpenPin(intPinNumber);
// pull up interrupt pin as sensor will pull down to notify
interruptPin.SetDriveMode(GpioPinDriveMode.InputPullUp);
// initialize BME280 Sensor + Intitialize VNCL4010
await Task.WhenAll(bme280Sensor.Initialize(), vncl4010Sensor.Initialize());
// listen to interrupt pin changes
interruptPin.ValueChanged += OnInterrupt;
GpioStatus.Text = "Connecting to IoT Hub...";
await IoTHub.ConnectToIoTHub();
GpioStatus.Text = "";
// start measuring temperature and proximity
measureTimer.Start();
}
private async void DeviceToCloudMessage()
{
await _sensor.Initialize();
float temperature = 0.00f;
float humidity = 0.00f;
while (true)
{
temperature = await _sensor.ReadTemperature();
humidity = await _sensor.ReadHumidity();
var telemetryDataPoint = new
{
date = String.Format("{0}, {1}, {2}",
DateTime.Now.ToLocalTime().TimeOfDay.Hours,
DateTime.Now.ToLocalTime().TimeOfDay.Minutes,
DateTime.Now.ToLocalTime().TimeOfDay.Seconds),
temp = Math.Round(temperature, 2),
humid = Math.Round(humidity, 2)
};
var messageString = JsonConvert.SerializeObject(telemetryDataPoint);
var message = new Message(Encoding.ASCII.GetBytes(messageString));
await deviceClient.SendEventAsync(message);
Debug.WriteLine("{0} > Sending message: {1}", DateTime.Now, messageString);
Task.Delay(5000).Wait();
}
}
private async void InitializeDevices()
{
#region Old
//var gpio = GpioController.GetDefault();
//// show an error if there is no GPIO controller
//if (gpio is null)
//{
// //interruptPin = null;
// GpioStatus.Text = "There is no GPIO controller on this device.";
// return;
//}
// set up interrupt pin for proximity sensor
//interruptPin = gpio.OpenPin(intPinNumber);
//// pull up interrupt pin as sensor will pull down to notify
//interruptPin.SetDriveMode(GpioPinDriveMode.InputPullUp);
// initialize BME280 Sensor + Intitialize VNCL4010
//await Task.WhenAll(bme280Sensor.Initialize(), vncl4010Sensor.Initialize()); //hhe
#endregion Old
await Task.WhenAll(bme280Sensor.Initialize());
GpioStatus.Text = "Connecting to WebAPI...";
//await IoTHub.ConnectToIoTHub(); //hhe
//RunAsync().GetAwaiter().GetResult();
await webApiClient.PostDevice();
GpioStatus.Text = "";
// start measuring temperature and proximity
measureTimer.Start();
}
public async Task InitializeAsync()
{
_bme280 = new BME280Sensor(BME280_I2C_ADDRESS);
await _bme280.Initialize();
IsInitialized = true;
}
public async Task <Bme280Controller> Initialise()
{
_bme280 = new BME280Sensor();
await _bme280.Initialize();
return(this);
}
protected override async void OnNavigatedTo(NavigationEventArgs e)
{
base.OnNavigatedTo(e);
_bme280 = new BME280Sensor();
await _bme280.Initialize();
_timer = new DispatcherTimer();
_timer.Interval = TimeSpan.FromSeconds(1);
_timer.Tick += _timer_Tick;
_timer.Start();
}
protected override async void OnNavigatedTo(NavigationEventArgs e)
{
base.OnNavigatedTo(e);
_bme280 = new BuildAzure.IoT.Adafruit.BME280.BME280Sensor();
await _bme280.Initialize();
deviceClient = DeviceClient.Create(iotHubUri, new DeviceAuthenticationWithRegistrySymmetricKey(deviceId, deviceKey), TransportType.Mqtt);
_timer = new DispatcherTimer();
_timer.Interval = TimeSpan.FromSeconds(60); //Para enviar al IoTHub 4 mensajes por minuto - 240 a la hora - 5.760 al día (el límite son 8.000)
_timer.Tick += _timer_Tick;
_timer.Start();
}
public async void Run(IBackgroundTaskInstance taskInstance)
{
_deferral = taskInstance.GetDeferral();
// Create a new object for our sensor class
IBME280Sensor ibme280Sensor = new BME280Sensor();
// Initialize the sensor
await ibme280Sensor.Initialize();
// Initialize them to 0.
float temperature = 0;
float pressure = 0;
float altitude = 0;
float humidity = 0;
// Create a constant for pressure at sea level.
// This is based on your local sea level pressure (Unit: Hectopascal)
const float seaLevelPressure = 1022.00f;
// Read 10 samples of the data
for (int i = 0; i < 10; i++)
{
temperature = await ibme280Sensor.ReadTemperature();
//pressure = await BME280.ReadPreasure();
//altitude = await BME280.ReadAltitude(seaLevelPressure);
//humidity = await BME280.ReadHumidity();
//Write the values to your debug console
Debug.WriteLine($"Temperature: {temperature} deg C");
//Debug.WriteLine("Humidity: " + humidity.ToString() + " %");
//Debug.WriteLine("Pressure: " + pressure.ToString() + " Pa");
//Debug.WriteLine("Altitude: " + altitude.ToString() + " m");
Debug.WriteLine("");
}
taskInstance.Canceled += TaskInstanceOnCanceled;
_deferral.Complete();
//await AzureIoTHub.ReceiveCloudToDeviceMessageAsync();
}
private async Task <bool> InitSensors()
{
Log.Info("Initializing sensors");
OnStatusChanged("Initialising sensors");
// Initialize the BMP180 Sensor
try
{
OnStatusChanged("Initialising sensors..BMP180");
bmp180 = new Bmp180Sensor();
await bmp180.InitializeAsync();
}
catch (Exception ex)
{
Log.Info("BMP180 Init Error", ex);
bmp180 = null;
}
try
{
OnStatusChanged("Initialising sensors..BME280");
bme280 = new BME280Sensor();
// Initialize BME280 Sensor
await bme280.Initialize(0x76);
if (bme280ForceMode)
{
await bme280.SetSampling(SensorMode.MODE_FORCED,
SensorSampling.SAMPLING_X1, // temperature
SensorSampling.SAMPLING_X1, // pressure
SensorSampling.SAMPLING_X1, // humidity
SensorFilter.FILTER_OFF,
StandbyDuration.STANDBY_MS_1000);
}
}
catch (Exception ex)
{
Log.Info("BME280 Init Error", ex);
bme280 = null;
}
try
{
OnStatusChanged("Initialising sensors..DHT22");
GpioController controller = GpioController.GetDefault();
dhtPin = GpioController.GetDefault().OpenPin(DHT22_Pin, GpioSharingMode.Exclusive);
dhtSensor = new Dht22(dhtPin, GpioPinDriveMode.InputPullUp);
}
catch (Exception ex)
{
Log.Info("DHT22 Init Error", ex);
dhtSensor = null;
}
string status = "";
if (bmp180 != null || bme280 != null || dhtSensor != null)
{
if (bmp180 != null)
{
status += "BMP180";
}
if (bme280 != null)
{
if (status.Length > 0)
{
status += ", ";
}
status += "BME280";
}
if (dhtSensor != null)
{
if (status.Length > 0)
{
status += ", ";
}
status += "DHT22";
}
status = $"Found: {status} sensors";
}
else
{
status = "No sensor found";
}
OnStatusChanged(status);
await Task.Delay(500);
Log.Trace($"end");
Log.Info(status);
return(bmp180 != null || bme280 != null || dhtSensor != null);
}