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Published © GPL3+

Windows IoT Core ready by LED blinky

If the Raspberry Pi application does not require a screen or LCD, LED blinking will tell you when system is started up and the OS is ready.

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Windows IoT Core ready by LED blinky

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C#
public async void Run(IBackgroundTaskInstance taskInstance)
        {
            BackgroundTaskDeferral deferral = taskInstance.GetDeferral();
            await RunAsyncBlinky();
            deferral.Complete();
        }

        private Task RunAsyncBlinky()
        {
            GpioPin pin;
            const int LED_PIN = 5;
            GpioPinValue pinValue;
            var gpio = GpioController.GetDefault();

            // Show an error if there is no GPIO controller
            if (gpio == null)
            {
                pin = null;
                return Task.CompletedTask;
            }

            pin = gpio.OpenPin(LED_PIN);
            pinValue = GpioPinValue.High;
            pin.Write(pinValue);
            pin.SetDriveMode(GpioPinDriveMode.Output);

            while (true)
            {
                pin.Write(GpioPinValue.High);
                Task.Delay(-1).Wait(200);
                
                pin.Write(GpioPinValue.Low);
                Task.Delay(-1).Wait(200);
            }
        }

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gaubuali

gaubuali

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