Meadow.Foundation.Displays.Epd5in65f

Epd5in65f
Status
Source code	GitHub
NuGet package

Code Example

MicroGraphics graphics;

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

    var display = new Epd5in65f(
            spiBus: Device.CreateSpiBus(),
            chipSelectPin: Device.Pins.A04,
            dcPin: Device.Pins.A03,
            resetPin: Device.Pins.A02,
            busyPin: Device.Pins.A01);

    graphics = new MicroGraphics(display);

    return Task.CompletedTask;
}

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

    graphics.Clear();

    graphics.CurrentFont = new Font12x16();
    graphics.DrawText(0, 0, "Meadow F7", Color.Black, scaleFactor: ScaleFactor.X2);
    graphics.DrawText(0, 50, "Green", Color.Green, scaleFactor: ScaleFactor.X2);
    graphics.DrawText(0, 100, "Yellow", Color.Yellow, scaleFactor: ScaleFactor.X2);
    graphics.DrawText(0, 150, "Orange", Color.Orange, scaleFactor: ScaleFactor.X2);
    graphics.DrawText(0, 200, "Red", Color.Red, scaleFactor: ScaleFactor.X2);
    graphics.DrawText(0, 250, "Blue", Color.Blue, scaleFactor: ScaleFactor.X2);

    graphics.Show();

    Resolver.Log.Info("Run complete");

    return Task.CompletedTask;
}

Sample project(s) available on GitHub

Class Epd5in65f

Represents a WaveShare 5.65" ACeP 7 color e-Paper display

Assembly: ePaperWaveShare.dll

View Source

Declaration

public class Epd5in65f : EPaperBase, ISpiPeripheral, IDisposable, IPixelDisplay, IDisplay

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

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

Properties

ColorMode

The currently set color mode for the display

View Source

Declaration

public ColorMode ColorMode { get; }

SupportedColorModes

The Color mode supported by the display

View Source

Declaration

public ColorMode SupportedColorModes { get; }

PixelBuffer

Provide a buffer that matches this display's color depth, height, and width This should be the buffer that is sent to the device when Show is called

View Source

Declaration

public IPixelBuffer PixelBuffer { get; }

EnabledColor

The color to draw when a pixel is enabled

View Source

Declaration

public Color EnabledColor { get; }

DisabledColor

The color to draw when a pixel is disabled

View Source

Declaration

public Color DisabledColor { get; }

Width

Width of the display in pixels

View Source

Declaration

public int Width { get; }

Height

Height of the display in pixels

View Source

Declaration

public int Height { get; }

Fields

imageBuffer

Buffer to hold display data

View Source

Declaration

protected readonly BufferIndexed4 imageBuffer

Methods

Clear(bool)

Clear display buffer

View Source

Declaration

public void Clear(bool updateDisplay = false)

Parameters

Type	Name	Description
System.Boolean	updateDisplay	force display update

Fill(Color)

Clear the display

View Source

Declaration

public void Fill(Color color)

Parameters

Type	Name	Description
Meadow.Color	color	Color to set the display

Fill(int, int, int, int, Color)

Fill the display buffer with a color

View Source

Declaration

public void Fill(int x, int y, int width, int height, Color color)

Parameters

Type	Name	Description
System.Int32	x	x location in pixels to start fill
System.Int32	y	y location in pixels to start fill
System.Int32	width	width in pixels to fill
System.Int32	height	height in pixels to fill
Meadow.Color	color	color to fill

Clear()

Clear the display

View Source

Declaration

public void Clear()

Show()

Draw the display buffer to screen

View Source

Declaration

public void Show()

Show(int, int, int, int)

Transfer part of the contents of the buffer to the display bounded by left, top, right and bottom

View Source

Declaration

public void Show(int left, int top, int right, int bottom)

Parameters

Type	Name
System.Int32	left
System.Int32	top
System.Int32	right
System.Int32	bottom

Fill(Color, bool)

Clear the display

View Source

Declaration

public void Fill(Color fillColor, bool updateDisplay = false)

Parameters

Type	Name	Description
Meadow.Color	fillColor	The color used to fill the display buffer
System.Boolean	updateDisplay	Update the display once the buffer has been cleared when true

DrawPixel(int, int, Color)

Draw a single pixel at the specified color

View Source

Declaration

public void DrawPixel(int x, int y, Color color)

Parameters

Type	Name	Description
System.Int32	x	x position in pixels
System.Int32	y	y position in pixels
Meadow.Color	color	The Meadow Foundation color of the pixel

DrawPixel(int, int, bool)

Enable or disable a single pixel (used for 1bpp displays)

View Source

Declaration

public void DrawPixel(int x, int y, bool enabled)

Parameters

Type	Name	Description
System.Int32	x	x position in pixels
System.Int32	y	y position in pixels
System.Boolean	enabled	On if true, off if false

InvertPixel(int, int)

Invert the color of a single pixel

View Source

Declaration

public void InvertPixel(int x, int y)

Parameters

Type	Name	Description
System.Int32	x	x position in pixels
System.Int32	y	y position in pixels

WriteBuffer(int, int, IPixelBuffer)

Draw a buffer to the display

View Source

Declaration

public void WriteBuffer(int x, int y, IPixelBuffer displayBuffer)

Parameters

Type	Name
System.Int32	x
System.Int32	y
Meadow.Peripherals.Displays.IPixelBuffer	displayBuffer

WaitForBusyState(bool)

Wait until the display busy state is set

View Source

Declaration

protected virtual void WaitForBusyState(bool state)

Parameters

Type	Name
System.Boolean	state

Sleep()

Enter deep sleep mode call reset to wake display

View Source

Declaration

public void Sleep()

Implements

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