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Meadow.Foundation.Displays.Gc9a01

Gc9a01
StatusStatus badge: working
Source codeGitHub
Datasheet(s)GitHub
NuGet packageNuGet Gallery for Meadow.Foundation.Displays.TftSpi

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, Meadow.Foundation.Color.Cyan, false);
graphics.DrawRoundedRectangle(50, 50, 140, 140, 50, Meadow.Foundation.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:

Gc9a01Meadow Pin
GNDGND
VCC3V3
SCLSCK
SDAMOSI
CSD02
DCD01
RESETD00

It should look like the following diagram:

Wiring a Gc9a01 to a Meadow F7

Class Gc9a01

Represents a Gc9a01 TFT color display

Assembly: TftSpi.dll
View Source
Declaration
public class Gc9a01 : TftSpiBase, IPixelDisplay, IDisplay, ISpiPeripheral, IDisposable, IRotatableDisplay

Inheritance: System.Object -> Meadow.Foundation.Displays.TftSpiBase

Implements:
Meadow.Peripherals.Displays.IPixelDisplay, Meadow.Peripherals.Displays.IDisplay, Meadow.Hardware.ISpiPeripheral, System.IDisposable, Meadow.Peripherals.Displays.IRotatableDisplay

Properties

DefaultColorMode

The display default color mode

View Source
Declaration
public override ColorMode DefaultColorMode { get; }

SupportedColorModes

The color modes supported by the display

View Source
Declaration
public override ColorMode SupportedColorModes { get; }

Methods

Initialize()

Initialize the display

View Source
Declaration
protected override void Initialize()

SetRotation(RotationType)

Set the rotation of the display

View Source
Declaration
public void SetRotation(RotationType rotation)
Parameters
TypeNameDescription
Meadow.Peripherals.Displays.RotationTyperotationThe rotation

Implements

  • Meadow.Peripherals.Displays.IPixelDisplay
  • Meadow.Peripherals.Displays.IDisplay
  • Meadow.Hardware.ISpiPeripheral
  • System.IDisposable
  • Meadow.Peripherals.Displays.IRotatableDisplay