private async void ReadySet()
{
Status.Text = "Initialize Shield Components...";
await shield.BeginAsync();
Status.Text += "\nShield Ready!";
UpdateScreen();
GoButton.IsEnabled = true;
if (GpioPinValue.Low == shield.BlueLedPin.Read())
{
BlueLED.Fill = new SolidColorBrush(Colors.Black);
}
else
{
BlueLED.Fill = new SolidColorBrush(Colors.DarkCyan);
}
BlueLedButton.IsEnabled = true;
if (GpioPinValue.Low == shield.GreenLedPin.Read())
{
GreenLED.Fill = new SolidColorBrush(Colors.Black);
}
else
{
GreenLED.Fill = new SolidColorBrush(Colors.DarkSeaGreen);
}
GreenLedButton.IsEnabled = true;
}
public async void Run(IBackgroundTaskInstance taskInstance)
{
// Ensure our background task remains running
taskDeferral = taskInstance.GetDeferral();
// Mutex will be used to ensure only one thread at a time is talking to the shield / isolated storage
mutex = new Mutex(false, mutexId);
// Initialize ConnectTheDots Settings
localSettings.ServicebusNamespace = "iotbuildlab-ns";
localSettings.EventHubName = "ehdevices";
localSettings.KeyName = "D1";
localSettings.Key = "iQFNbyWTYRBwypMtPmpfJVz+NBgR32YHrQC0ZSvId20=";
localSettings.DisplayName = GetHostName();
localSettings.Organization = "IoT Build Lab";
localSettings.Location = "USA";
SaveSettings();
// Initialize WeatherShield
await shield.BeginAsync();
// Create a timer-initiated ThreadPool task to read data from I2C
i2cTimer = ThreadPoolTimer.CreatePeriodicTimer(PopulateWeatherData, TimeSpan.FromSeconds(i2cReadIntervalSeconds));
// Start the server
server = new HttpServer(port);
var asyncAction = ThreadPool.RunAsync((w) => { server.StartServer(shield, weatherData); });
// Task cancellation handler, release our deferral there
taskInstance.Canceled += OnCanceled;
// Create a timer-initiated ThreadPool task to renew SAS token regularly
SasTokenRenewTimer = ThreadPoolTimer.CreatePeriodicTimer(RenewSasToken, TimeSpan.FromMinutes(15));
}
public async void Run(IBackgroundTaskInstance taskInstance)
{
// Ensure our background task remains running
taskDeferral = taskInstance.GetDeferral();
// Mutex will be used to ensure only one thread at a time is talking to the shield / isolated storage
mutex = new Mutex(false, mutexId);
// Initialize ConnectTheDots Settings
localSettings.ServicebusNamespace = "YOURSERVICEBUS-ns";
localSettings.EventHubName = "ehdevices";
localSettings.KeyName = "D1";
localSettings.Key = "YOUR_KEY";
localSettings.DisplayName = "YOUR_DEVICE_NAME";
localSettings.Organization = "YOUR_ORGANIZATION_OR_SELF";
localSettings.Location = "YOUR_LOCATION";
SaveSettings();
// Initialize WeatherShield
await shield.BeginAsync();
// Create a timer-initiated ThreadPool task to read data from I2C
i2cTimer = ThreadPoolTimer.CreatePeriodicTimer(PopulateWeatherData, TimeSpan.FromSeconds(i2cReadIntervalSeconds));
// Start the server
server = new HttpServer(port);
var asyncAction = ThreadPool.RunAsync((w) => { server.StartServer(shield, weatherData); });
// Task cancellation handler, release our deferral there
taskInstance.Canceled += OnCanceled;
// Create a timer-initiated ThreadPool task to renew SAS token regularly
SASTokenRenewTimer = ThreadPoolTimer.CreatePeriodicTimer(RenewSASToken, TimeSpan.FromMinutes(15));
}
public async void Run(IBackgroundTaskInstance taskInstance)
{
// Ensure our background task remains running
taskDeferral = taskInstance.GetDeferral();
// Mutex will be used to ensure only one thread at a time is talking to the shield / isolated storage
mutex = new Mutex(false, mutexId);
// Initialize WeatherShield
await shield.BeginAsync();
//Initialise the MCP3008 ADC Chip
mcp3008.Initialize();
//Initialise an attached web cam ready to take an image
await webcam.InitialiseCamerAsync();
// Create a timer-initiated ThreadPool task to read data from I2C
i2cTimer = ThreadPoolTimer.CreatePeriodicTimer(PopulateWeatherData, TimeSpan.FromSeconds(i2cReadIntervalSeconds));
//Create a timer-initiated ThreadPool task to read data from the interrupt handler counting the wind instrument activity
windInterruptSample = ThreadPoolTimer.CreatePeriodicTimer(MeasureWindEventData, TimeSpan.FromSeconds(windInterruptSampleInterval));
//Create a timer driven thread pool task to take a photo.
pictureTimer = ThreadPoolTimer.CreatePeriodicTimer(TakePhoto, TimeSpan.FromSeconds(pictureTimerSeconds));
// Task cancellation handler, release our deferral there
taskInstance.Canceled += OnCanceled;
//Create the interrupt handler listening to the wind speed pin (13). Triggers the GpioPin.ValueChanged event on that pin
//connected to the anemometer.
shield.WindSpeedPin.ValueChanged += WindSpeedPin_ValueChanged;
//Create the interrupt handler listening to the rain guage pin (26). Triggers the Gpio.ValueChanged event on that pin
//connected to the rain guage.
shield.RainPin.ValueChanged += RainPin_ValueChanged;
}