Meadow.Foundation.Displays.Gc9a01

Gc9a01
Status
Source code	GitHub
Datasheet(s)	GitHub
NuGet package

Code Example

MicroGraphics graphics;

public override Task Initialize()
{
    Resolver.Log.Info("Initializing ...");

    var spiBus = Device.CreateSpiBus();

    Resolver.Log.Info("Create display driver instance");

    var display = new Gc9a01
    (
        spiBus: spiBus,
        chipSelectPin: Device.Pins.A02,
        dcPin: Device.Pins.D01,
        resetPin: Device.Pins.D00
    );

    graphics = new MicroGraphics(display)
    {
        IgnoreOutOfBoundsPixels = true,
        CurrentFont = new Font12x20(),
        Rotation = RotationType._180Degrees
    };

    return base.Initialize();
}

public override Task Run()
{
    graphics.Clear();
    graphics.DrawCircle(120, 120, 100, Color.Cyan, false);
    graphics.DrawRoundedRectangle(50, 50, 140, 140, 50, Color.BlueViolet, false);
    graphics.DrawText(120, 120, "Meadow F7", alignmentH: HorizontalAlignment.Center, alignmentV: VerticalAlignment.Center);
    graphics.Show();

    return base.Run();
}

Sample project(s) available on GitHub

Wiring Example

To wire a Gc9a01 to your Meadow board, connect the following:

Gc9a01	Meadow Pin
GND	GND
VCC	3V3
SCL	SCK
SDA	MOSI
CS	D02
DC	D01
RESET	D00

It should look like the following diagram: