public static async Task SendDeviceToCloudMessageAsync(string txtSend)
{
try
{
Microsoft.Devices.Tpm.TpmDevice myDevice = new Microsoft.Devices.Tpm.TpmDevice(0); // Use logical device 0 on the TPM by default
string hubUri = myDevice.GetHostName();
string deviceId = myDevice.GetDeviceId();
string sasToken = myDevice.GetSASToken();
var deviceClient = DeviceClient.Create(
hubUri,
AuthenticationMethodFactory.
CreateAuthenticationWithToken(deviceId, sasToken), TransportType.Amqp);
var str = txtSend + " from " + deviceId + " " + DateTime.Now.ToString();
var message = new Message(Encoding.ASCII.GetBytes(str));
await deviceClient.SendEventAsync(message);
}
catch (Exception ex)
{
throw ex;
}
}
public static async Task<string> ReceiveCloudToDeviceMessageAsync()
{
TpmDevice myDevice = new TpmDevice(0); // Use logical device 0 on the TPM by default
string hubUri = myDevice.GetHostName();
string deviceId = myDevice.GetDeviceId();
string sasToken = myDevice.GetSASToken();
var deviceClient = DeviceClient.Create(
hubUri,
AuthenticationMethodFactory.
CreateAuthenticationWithToken(deviceId, sasToken), TransportType.Amqp);
while (true)
{
var receivedMessage = await deviceClient.ReceiveAsync();
if (receivedMessage != null)
{
var messageData = Encoding.ASCII.GetString(receivedMessage.GetBytes());
await deviceClient.CompleteAsync(receivedMessage);
return messageData;
}
await Task.Delay(TimeSpan.FromSeconds(1));
}
}
public static async Task<string> ReceiveCloudToDeviceMessageAsync()
{
TpmDevice myDevice = new TpmDevice(logicalDeviceID); // Use logical device 0 on the TPM
string hubUri = myDevice.GetHostName();
string deviceId = myDevice.GetDeviceId();
string sasToken = myDevice.GetSASToken();
var deviceClient = DeviceClient.Create(
hubUri,
AuthenticationMethodFactory.
CreateAuthenticationWithToken(deviceId, sasToken), TransportType.Amqp);
while (true)
{
var receivedMessage = await deviceClient.ReceiveAsync();
if (receivedMessage != null)
{
var messageData = Encoding.ASCII.GetString(receivedMessage.GetBytes());
await deviceClient.CompleteAsync(receivedMessage);
return messageData;
}
// Note: In this sample, the polling interval is set to
// 10 seconds to enable you to see messages as they are sent.
// To enable an IoT solution to scale, you should extend this
// interval. For example, to scale to 1 million devices, set
// the polling interval to 25 minutes.
// For further information, see
// https://azure.microsoft.com/documentation/articles/iot-hub-devguide/#messaging
await Task.Delay(TimeSpan.FromSeconds(10));
}
}
static void Main(string[] args)
{
if(args.Length < 2)
{
HowTo();
return;
}
// Pick the logical LimpetID
UInt32 logicalId = System.Convert.ToUInt32(args[0]);
TpmDevice myLimpet = new TpmDevice(logicalId);
// Decode the command
if (args[1].ToUpper().Equals("-H"))
{
Console.WriteLine("Limpet[{0}] HWDeviceID = {1}", logicalId, myLimpet.GetHardwareDeviceId());
}
else if ((args[1].ToUpper().Equals("-P")) && (args.Length > 4))
{
if (args.Length > 4)
{
myLimpet.Provision(args[2], args[3], args[4]);
}
else
{
myLimpet.Provision(args[2], args[3]);
}
Console.WriteLine("Limpet[{0}] provisioned.", logicalId);
}
else if (args[1].ToUpper().Equals("-S"))
{
if (args.Length > 2)
{
UInt32 validity = System.Convert.ToUInt32(args[2]);
Console.WriteLine(myLimpet.GetSASToken(validity));
}
else
{
Console.WriteLine(myLimpet.GetSASToken());
}
}
else if (args[1].ToUpper().Equals("-D"))
{
myLimpet.Destroy();
Console.WriteLine("Limpet[{0}] destroyed.", logicalId);
}
else
{
HowTo();
return;
}
}
//
// This sample assumes the device has been connected to Azure with the IoT Dashboard
//
// Refer to http://aka.ms/azure-iot-hub-vs-cs-wiki for more information on Connected Service for Azure IoT Hub
public static async Task SendDeviceToCloudMessageAsync(string payload)
{
TpmDevice myDevice = new TpmDevice(0); // Use logical device 0 on the TPM
string hubUri = myDevice.GetHostName();
string deviceId = myDevice.GetDeviceId();
string sasToken = myDevice.GetSASToken();
var deviceClient = DeviceClient.Create(
hubUri,
AuthenticationMethodFactory.
CreateAuthenticationWithToken(deviceId, sasToken), TransportType.Amqp);
var message = new Message(Encoding.ASCII.GetBytes(payload));
await deviceClient.SendEventAsync(message);
}
public static async Task <string> ReceiveCloudToDeviceMessageAsync()
{
string retval = string.Empty;
try
{
Microsoft.Devices.Tpm.TpmDevice myDevice = new Microsoft.Devices.Tpm.TpmDevice(0); // Use logical device 0 on the TPM by default
string hubUri = myDevice.GetHostName();
string deviceId = myDevice.GetDeviceId();
string sasToken = myDevice.GetSASToken();
var deviceClient = DeviceClient.Create(
hubUri,
AuthenticationMethodFactory.
CreateAuthenticationWithToken(deviceId, sasToken), TransportType.Amqp);
while (true)
{
try
{
Message receivedMessage = await deviceClient.ReceiveAsync();
if (receivedMessage == null)
{
continue;
}
var messageData = Encoding.ASCII.GetString(receivedMessage.GetBytes());
await deviceClient.CompleteAsync(receivedMessage);
//return messageData;
retval = messageData.ToString();
//MainPage.ReceiveMessage.Text = retval;
return(retval);
}
catch (Exception ex)
{
throw;
}
}
}
catch (Exception ex)
{
retval = ex.Message.ToString();
Debug.WriteLine("Error in sample: {0}", ex.Message);
}
return(retval);
}
public static async Task <string> ReceiveCloudToDeviceMessageAsyncButton()
{
string retval = string.Empty;
Microsoft.Devices.Tpm.TpmDevice myDevice = new Microsoft.Devices.Tpm.TpmDevice(0); // Use logical device 0 on the TPM by default
string hubUri = myDevice.GetHostName();
string deviceId = myDevice.GetDeviceId();
string sasToken = myDevice.GetSASToken();
var deviceClient = DeviceClient.Create(
hubUri,
AuthenticationMethodFactory.
CreateAuthenticationWithToken(deviceId, sasToken), TransportType.Amqp);
var receivedMessage = await deviceClient.ReceiveAsync();
if (receivedMessage != null)
{
var messageData = Encoding.ASCII.GetString(receivedMessage.GetBytes());
await deviceClient.CompleteAsync(receivedMessage);
//return messageData;
retval += messageData.ToString();
}
//while (true)
//{
// var receivedMessage = await deviceClient.ReceiveAsync();
// if (receivedMessage != null)
// {
// var messageData = Encoding.ASCII.GetString(receivedMessage.GetBytes());
// await deviceClient.CompleteAsync(receivedMessage);
// return messageData;
// }
// await Task.Delay(TimeSpan.FromSeconds(1));
//}
return(retval);
}
static void Main(string[] args)
{
TpmDevice myLimpet = new TpmDevice(0);
string hwDeviceID = myLimpet.GetHardwareDeviceId();
}
private async void SendDeviceToCloudMessagesAsync()
{
Microsoft.Devices.Tpm.TpmDevice myDevice = new Microsoft.Devices.Tpm.TpmDevice(0); // Use logical device 0 on the TPM by default
string hubUri = myDevice.GetHostName();
string deviceId = myDevice.GetDeviceId();
string sasToken = myDevice.GetSASToken();
double minTemperature = 20;
double minHumidity = 60;
Random rand = new Random();
while (true)
{
try
{
//deviceClient = DeviceClient.CreateFromConnectionString(DeviceConnectionString, TransportType.Mqtt);
var deviceClientsend = DeviceClient.CreateFromConnectionString(DeviceConnectionString, TransportType.Http1);
double currentTemperature = minTemperature + rand.NextDouble() * 15;
double currentHumidity = minHumidity + rand.NextDouble() * 20;
//get a reference to SenseHat
senseHat = await SenseHatFactory.GetSenseHat();
senseHat.Sensors.ImuSensor.Update();
senseHat.Sensors.HumiditySensor.Update();
senseHat.Sensors.PressureSensor.Update();
//gather data
SenseHatData data = new SenseHatData();
data.Temperature = senseHat.Sensors.Temperature;
data.Humidity = senseHat.Sensors.Humidity;
data.Pressure = senseHat.Sensors.Pressure;
//notify UI
TempText.Text = data.Temperature.ToString();
TempHumidity.Text = data.Humidity.ToString();
TempPressure.Text = data.Pressure.ToString();
if (senseHat.Sensors.Acceleration.HasValue)
{
Acceleration al = new Acceleration();
al.X = senseHat.Sensors.Acceleration.Value.X;
al.Y = senseHat.Sensors.Acceleration.Value.Y;
al.Z = senseHat.Sensors.Acceleration.Value.Z;
TempAcceleration.Text = " X= " + al.X.ToString() + " Y= " + al.Y.ToString() + " Z= " + al.Z.ToString();
data.Acceleration = al;
}
if (senseHat.Sensors.Gyro.HasValue)
{
Gyro gy = new Gyro();
gy.X = senseHat.Sensors.Gyro.Value.X;
gy.Y = senseHat.Sensors.Gyro.Value.Y;
gy.Z = senseHat.Sensors.Gyro.Value.Z;
TempGyro.Text = " X= " + gy.X.ToString() + " Y= " + gy.Y.ToString() + " Z= " + gy.Z.ToString();
data.Gyro = gy;
}
if (senseHat.Sensors.Pose.HasValue)
{
Pose po = new Pose();
po.X = senseHat.Sensors.Pose.Value.X;
po.Y = senseHat.Sensors.Pose.Value.Y;
po.Z = senseHat.Sensors.Pose.Value.Z;
TempPose.Text = " X= " + po.X.ToString() + " Y= " + po.Y.ToString() + " Z= " + po.Z.ToString();
data.po = po;
}
if (senseHat.Sensors.MagneticField.HasValue)
{
MagneticField mf = new MagneticField();
mf.X = senseHat.Sensors.MagneticField.Value.X;
mf.Y = senseHat.Sensors.MagneticField.Value.Y;
mf.Z = senseHat.Sensors.MagneticField.Value.Z;
TempMagneticField.Text = " X= " + mf.X.ToString() + " Y= " + mf.Y.ToString() + " Z= " + mf.Z.ToString();
data.mf = mf;
}
data.deviceID = deviceId;
//send them to the cloud
//await AzureIoTHub.SendSenseHatDataToCloudAsync(data);
var messageString = JsonConvert.SerializeObject(data);
string levelValue;
//if (rand.NextDouble() > 0.7)
//{
// messageString = "This is a critical message";
// levelValue = "critical";
//}
//else
//{
// levelValue = "normal";
//}
levelValue = "normal";
var message = new Message(Encoding.ASCII.GetBytes(messageString));
message.Properties.Add("level", levelValue);
if (deviceClientsend == null)
{
deviceClientsend = DeviceClient.CreateFromConnectionString(DeviceConnectionString, TransportType.Mqtt);
}
await deviceClientsend.SendEventAsync(message);
//Console.WriteLine("{0} > Sent message: {1}", DateTime.Now, messageString);
//string _scrollText = "Hello Pi 3";
////now update the Sensor HAT UI
//// Create the font from the image.
//MultiColorFont font = MultiColorFont.LoadFromImage(
// new Uri("ms-appx:///Assets/ColorFont.png"),
// " ABCDEFGHIJKLMNOPQRSTUVWXYZÅÄÖÉÜabcdefghijklmnopqrstuvwxyzåäöéü0123456789.,?!\"#$%&-+*:;/\\<>()'`=",
// Color.FromArgb(0xFF, 0xFF, 0x00, 0xFF)).Result;
//// Get the characters to scroll.
//IEnumerable<MultiColorCharacter> characters = font.GetChars(_scrollText);
//// Choose a background color (or draw your own more complex background!)
//Color backgroundColor = Color.FromArgb(0xFF, 0x00, 0x20, 0x00);
//// Create the character renderer.
//var characterRenderer = new MultiColorCharacterRenderer();
//// Create the text scroller.
//var textScroller = new TextScroller<MultiColorCharacter>(
// senseHat.Display,
// characterRenderer,
// characters);
//// Clear the display.
//senseHat.Display.Fill(backgroundColor);
//// Draw the scroll text.
//textScroller.Render();
//// Update the physical display.
//senseHat.Display.Update();
connectionstatus.Text = "Connected " + DateTime.Now.ToString();
}
catch (Exception ex)
{
Debug.WriteLine("Error in sample SendDeviceToCloudMessagesAsync: {0}", ex.Message);
}
await Task.Delay(30000);
}
}
private async void SendDeviceToCloudMessagesAsyncSimulated()
{
Microsoft.Devices.Tpm.TpmDevice myDevice = new Microsoft.Devices.Tpm.TpmDevice(0); // Use logical device 0 on the TPM by default
string hubUri = myDevice.GetHostName();
string deviceId = myDevice.GetDeviceId();
string sasToken = myDevice.GetSASToken();
double minTemperature = 20;
double minHumidity = 60;
double minPressure = 30;
Random rand = new Random();
//var deviceClient = DeviceClient.Create(
// hubUri,
// AuthenticationMethodFactory.
// CreateAuthenticationWithToken(deviceId, sasToken), TransportType.Amqp);
//String _deviceConnectionString = "HostName=bbdevicehub.azure-devices.net;DeviceId=device1;SharedAccessKey=xxxxxxxxxxxxxxxx=";
//String _deviceConnectionString = "HostName=bbdevicehub.azure-devices.net;DeviceId=device1;SharedAccessKey=xxxxxxxxxxxxxxxxx";
while (true)
{
try
{
//deviceClient = DeviceClient.CreateFromConnectionString(_deviceConnectionString, TransportType.Mqtt);
deviceClient = DeviceClient.CreateFromConnectionString(DeviceConnectionString, TransportType.Http1);
double currentTemperature = minTemperature + rand.NextDouble() * 15;
double currentHumidity = minHumidity + rand.NextDouble() * 20;
double currentPressure = minPressure + rand.NextDouble() * 5;
//notify UI
TempText.Text = currentTemperature.ToString();
TempHumidity.Text = currentHumidity.ToString();
TempPressure.Text = currentPressure.ToString();
var telemetryDataPoint = new
{
deviceId = deviceId,
temperature = currentTemperature,
humidity = currentHumidity,
pressure = currentPressure
};
var messageString = JsonConvert.SerializeObject(telemetryDataPoint);
string levelValue;
if (rand.NextDouble() > 0.7)
{
messageString = "This is a critical message";
levelValue = "critical";
}
else
{
levelValue = "normal";
}
var message = new Message(Encoding.ASCII.GetBytes(messageString));
message.Properties.Add("level", levelValue);
await deviceClient.SendEventAsync(message);
//Console.WriteLine("{0} > Sent message: {1}", DateTime.Now, messageString);
}
catch (Exception ex)
{
Debug.WriteLine("Error in sample: {0}", ex.Message);
}
await Task.Delay(20000);
}
}
