Meadow Demo App

App.cs

public class App : App<F7Micro, App>
    {
        DisplayTftSpiBase display;
        ISpiBus spiBus;

        public App()
        {
            var config = new SpiClockConfiguration(6000, SpiClockConfiguration.Mode.Mode3);
            spiBus = Device.CreateSpiBus(Device.Pins.SCK,
                Device.Pins.MOSI,
                Device.Pins.MISO,
                config);

            display = new ST7789(device: Device,
                spiBus: spiBus,
                chipSelectPin: Device.Pins.D02,
                dcPin: Device.Pins.D01,
                resetPin: Device.Pins.D00,
                width: 240,
                height: 240);

            var graphicsLib = new GraphicsLibrary(display);
            graphicsLib.CurrentFont = new Font12x16();
            graphicsLib.Clear();

            int indent = 20;

            graphicsLib.DrawText(indent, indent, "HOLA", Color.Yellow);
            DelayDisplay(graphicsLib, 0);

            graphicsLib.DrawCircle(120, 80, 30, Color.White, true);
            DelayDisplay(graphicsLib, 100);

            graphicsLib.DrawText(indent, 140, "CALENDARIO", Color.Yellow);
            DelayDisplay(graphicsLib, 100);

            graphicsLib.DrawText(indent, 160, "DE ADVIENTO", Color.Yellow);
            DelayDisplay(graphicsLib, 100);

            graphicsLib.DrawText(indent, 180, "C#", Color.Red);
            DelayDisplay(graphicsLib, 100);

            graphicsLib.DrawText(indent, 200, "2019 EN ESPANOL", Color.Orange);
            DelayDisplay(graphicsLib, 100);
        }

        private void DelayDisplay(GraphicsLibrary graphicsLib, int delayInMs = 100)
        {
            Thread.Sleep(delayInMs);
            graphicsLib.Show();
        }
    }

Program.cs

class Program
    {
        static IApp app;
        public static void Main(string[] args)
        {
            // instantiate and run new meadow app
            app = new App();

            Thread.Sleep(Timeout.Infinite);
        }
    }