Meadow.Foundation.Displays.Hx8357b

Hx8357b
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 Hx8357b(
        spiBus: spiBus,
        chipSelectPin: Device.Pins.D02,
        dcPin: Device.Pins.D01,
        resetPin: Device.Pins.D00,
        width: 320, height: 480, colorMode: ColorMode.Format16bppRgb565);

    graphics = new MicroGraphics(display);
    graphics.IgnoreOutOfBoundsPixels = true;

    return base.Initialize();
}

public override Task Run()
{
    graphics.Clear();

    graphics.DrawRectangle(120, 0, 120, 220, Color.White, true);
    graphics.DrawRectangle(0, 0, 120, 20, Color.Red, true);
    graphics.DrawRectangle(0, 20, 120, 20, Color.Purple, true);
    graphics.DrawRectangle(0, 40, 120, 20, Color.Blue, true);
    graphics.DrawRectangle(0, 60, 120, 20, Color.Green, true);
    graphics.DrawRectangle(0, 80, 120, 20, Color.Yellow, true);
    graphics.DrawRectangle(0, 120, 120, 20, Color.Orange, true);

    graphics.Show();

    return base.Run();
}

Sample project(s) available on GitHub

Wiring Example

To wire a Hx8357b to your Meadow board, connect the following:

Hx8357b	Meadow Pin
GND	GND
VCC	3V3
SCL	SCK
SDA	MOSI
RESET	D00
DC	D01
CS	D02

It should look like the following diagram: