Remarks

Ssd1327
Status
Source code	GitHub
Datasheet(s)	GitHub
NuGet package

Code Example

MicroGraphics graphics;

public override Task Initialize()
{
    Console.WriteLine("Initialize display...");

    var spiBus = Device.CreateSpiBus();

    var display = new Ssd1327(Device, spiBus, Device.Pins.D02, Device.Pins.D01, Device.Pins.D00);

    display.SetContrast(60);

    graphics = new MicroGraphics(display);
    graphics.CurrentFont = new Font8x12();

    return base.Initialize();
}

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

    for (int i = 10; i > 0; i--)
    {   //interate across different brightnesses
        graphics.DrawText(0, i * 11, "SSD1327", Color.FromRgb(i * 0.1, i * 0.1, i * 0.1));
    }

    graphics.Show();

    return base.Run();
}

Sample project(s) available on GitHub

Wiring Example

To wire a Ssd1327 to your Meadow board, connect the following:

Ssd1327	Meadow Pin
GND	GND
VCC	3V3
SCL	SCK
SDA	MOSI
RESET	D00
DC	D01
CS	D02

It should look like the following diagram:

Characteristic	Locus
Inheritance	System.Object > Ssd1327
Implements	IGraphicsDisplay
Namespace	Meadow.Foundation.Displays
Assembly	Ssd1327.dll

Syntax

public class Ssd1327 : object, IGraphicsDisplay

Constructors

Ssd1327(IMeadowDevice, ISpiBus, IPin, IPin, IPin)

Create a new Ssd1327 object

Declaration

public Ssd1327(IMeadowDevice device, ISpiBus spiBus, IPin chipSelectPin, IPin dcPin, IPin resetPin)

Parameters

Type	Name	Description
IMeadowDevice	device	Meadow device
ISpiBus	spiBus	SPI bus connected to display
IPin	chipSelectPin	Chip select pin
IPin	dcPin	Data command pin
IPin	resetPin	Reset pin

Ssd1327(ISpiBus, IDigitalOutputPort, IDigitalOutputPort, IDigitalOutputPort)

Create a new Ssd1327 display object

Declaration

public Ssd1327(ISpiBus spiBus, IDigitalOutputPort chipSelectPort, IDigitalOutputPort dataCommandPort, IDigitalOutputPort resetPort)

Parameters

Type	Name	Description
ISpiBus	spiBus	SPI bus connected to display
IDigitalOutputPort	chipSelectPort	Chip select output port
IDigitalOutputPort	dataCommandPort	Data command output port
IDigitalOutputPort	resetPort	Reset output port

Properties

ColorMode

The display color mode (4 bit per pixel grayscale)

Declaration

public ColorType ColorMode { get; }

Property Value

Type	Description
ColorType

Height

The display height in pixels

Declaration

public int Height { get; }

Property Value

Type	Description
System.Int32

PixelBuffer

The buffer the holds the pixel data for the display

Declaration

public IPixelBuffer PixelBuffer { get; }

Property Value

Type	Description
IPixelBuffer

Width

The display width in pixels

Declaration

public int Width { get; }

Property Value

Type	Description
System.Int32

Methods

Clear(Boolean)

Clear the display buffer

Declaration

public void Clear(bool updateDisplay = false)

Parameters

Type	Name	Description
System.Boolean	updateDisplay	If true, update the display

DrawPixel(Int32, Int32, Color)

Draw pixel at a location

Declaration

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

Parameters

Type	Name	Description
System.Int32	x	x location in pixels
System.Int32	y	y location in pixels
Color	color	The pixel color which will be transformed to 4bpp greyscale

DrawPixel(Int32, Int32, Boolean)

Draw pixel at a location

Declaration

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

Parameters

Type	Name	Description
System.Int32	x	x location in pixels
System.Int32	y	y location in pixels
System.Boolean	enabled	True = turn on pixel, false = turn off pixel

DrawPixel(Int32, Int32, Byte)

Draw pixel at a location

Declaration

public void DrawPixel(int x, int y, byte gray)

Parameters

Type	Name	Description
System.Int32	x	x location in pixels
System.Int32	y	y location in pixels
System.Byte	gray	The pixel color as a 4 bit grayscale value

Fill(Color, Boolean)

Fill display buffer with a color

Declaration

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

Parameters

Type	Name	Description
Color	color	The fill color
System.Boolean	updateDisplay	If true, update display

Fill(Int32, Int32, Int32, Int32, Color)

Fill with a color

Declaration

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

Parameters

Type	Name	Description
System.Int32	x	X start position in pixels
System.Int32	y	Y start position in pixels
System.Int32	width	Width in pixels
System.Int32	height	Height in pixels
Color	color	The fill color

Initialize()

Initalize the display

Declaration

protected void Initialize()

InvertPixel(Int32, Int32)

Invert a pixel at a location

Declaration

public void InvertPixel(int x, int y)

Parameters

Type	Name	Description
System.Int32	x	Abscissa of the pixel to the set / reset
System.Int32	y	Ordinate of the pixel to the set / reset

SetContrast(Byte)

Set the disply contrast

Declaration

public void SetContrast(byte contrast)

Parameters

Type	Name	Description
System.Byte	contrast	The constrast value (0-255)

Show()

Update the display

Declaration

public void Show()

Show(Int32, Int32, Int32, Int32)

Update a region of the display from the offscreen buffer

Declaration

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

Parameters

Type	Name	Description
System.Int32	left	Left bounds in pixels
System.Int32	top	Top bounds in pixels
System.Int32	right	Right bounds in pixels
System.Int32	bottom	Bottom bounds in pixels

WriteBuffer(Int32, Int32, IPixelBuffer)

Write a buffer to the display offscreen buffer

Declaration

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

Parameters

Type	Name	Description
System.Int32	x	The x position in pixels to write the buffer
System.Int32	y	The y position in pixels to write the buffer
IPixelBuffer	displayBuffer	The buffer to write