private void MainPage_Unloaded(object sender, RoutedEventArgs e)
{
if (led != null)
{
led.Off();
led.Dispose();
led = null;
}
}
private async void MainPage_Loaded(object sender, RoutedEventArgs e)
{
if (ApiInformation.IsApiContractPresent("Windows.Devices.DevicesLowLevelContract", 1))
{
try
{
var gpio = await Windows.Devices.Gpio.GpioController.GetDefaultAsync();
if (gpio != null)
{
var provider = PwmProviderSoftware.GetPwmProvider();
if (provider != null)
{
var controllers = (await PwmController.GetControllersAsync(provider));
if (controllers != null)
{
var controller = controllers.FirstOrDefault();
if (controller != null)
{
controller.SetDesiredFrequency(100);
var pinR = controller.OpenPin(5);
var pinB = controller.OpenPin(6);
var pinG = controller.OpenPin(13);
led = new RgbLed(pinR, pinG, pinB);
led.On();
led.Color = Colors.White;
Task.Delay(50).Wait();
led.Color = Colors.Black;
}
}
}
}
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.Message);
}
timer.Start();
}
}