450 lines
17 KiB
C#
450 lines
17 KiB
C#
using System;
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using Windows.Devices.I2c;
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using GrovePi.Common;
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using System.Diagnostics;
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namespace GrovePi.I2CDevices
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{
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public interface IOLEDDisplay9696
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{
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IOLEDDisplay9696 initialize();
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IOLEDDisplay9696 setNormalDisplay();
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IOLEDDisplay9696 sendCommand(byte cmd);
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IOLEDDisplay9696 sendData(byte Data);
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IOLEDDisplay9696 setGrayLevel(byte grayLevel);
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IOLEDDisplay9696 setVerticalMode();
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IOLEDDisplay9696 setHorizontalMode();
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IOLEDDisplay9696 setTextXY(byte Row, byte Column);
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IOLEDDisplay9696 clearDisplay();
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IOLEDDisplay9696 setContrastLevel(byte ContrastLevel);
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IOLEDDisplay9696 putChar(char C);
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IOLEDDisplay9696 putString(string text);
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//IOLEDDisplay9696 putNumber();
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//IOLEDDisplay9696 putFloat();
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//IOLEDDisplay9696 putFloat();
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IOLEDDisplay9696 drawBitmap(byte[] bitmaparray, int bytes);
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IOLEDDisplay9696 setHorizontalScrollProperties(bool direction, byte startRow, byte endRow, byte startColumn, byte endColumn, byte scrollSpeed);
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IOLEDDisplay9696 activateScroll();
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IOLEDDisplay9696 deactivateScroll();
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}
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internal sealed class OLEDDisplay9696 : IOLEDDisplay9696
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{
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private const byte VERTICAL_MODE = 1;
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private const byte HORIZONTAL_MODE = 2;
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private const byte SeeedGrayOLED_Address = 0x3c;
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private const byte SeeedGrayOLED_Command_Mode = 0x80;
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private const byte SeeedGrayOLED_Data_Mode = 0x40;
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private const byte SeeedGrayOLED_Display_Off_Cmd = 0xAE;
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private const byte SeeedGrayOLED_Display_On_Cmd = 0xAF;
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private const byte SeeedGrayOLED_Normal_Display_Cmd = 0xA4;
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private const byte SeeedGrayOLED_Inverse_Display_Cmd = 0xA7;
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private const byte SeeedGrayOLED_Activate_Scroll_Cmd = 0x2F;
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private const byte SeeedGrayOLED_Dectivate_Scroll_Cmd = 0x2E;
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private const byte SeeedGrayOLED_Set_ContrastLevel_Cmd = 0x81;
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private const byte Scroll_Left = 0x00;
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private const byte Scroll_Right = 0x01;
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private const byte Scroll_2Frames = 0x7;
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private const byte Scroll_3Frames = 0x4;
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private const byte Scroll_4Frames = 0x5;
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private const byte Scroll_5Frames = 0x0;
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private const byte Scroll_25Frames = 0x6;
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private const byte Scroll_64Frames = 0x1;
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private const byte Scroll_128Frames = 0x2;
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private const byte Scroll_256Frames = 0x3;
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private byte grayH = 0;
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private byte grayL = 0;
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private byte addressingMode = 0;
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private byte[,] BasicFont = new byte[,]
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{
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{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},
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{0x00,0x00,0x5F,0x00,0x00,0x00,0x00,0x00},
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{0x00,0x00,0x07,0x00,0x07,0x00,0x00,0x00},
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{0x00,0x14,0x7F,0x14,0x7F,0x14,0x00,0x00},
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{0x00,0x24,0x2A,0x7F,0x2A,0x12,0x00,0x00},
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{0x00,0x23,0x13,0x08,0x64,0x62,0x00,0x00},
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{0x00,0x36,0x49,0x55,0x22,0x50,0x00,0x00},
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{0x00,0x00,0x05,0x03,0x00,0x00,0x00,0x00},
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{0x00,0x1C,0x22,0x41,0x00,0x00,0x00,0x00},
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{0x00,0x41,0x22,0x1C,0x00,0x00,0x00,0x00},
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{0x00,0x08,0x2A,0x1C,0x2A,0x08,0x00,0x00},
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{0x00,0x08,0x08,0x3E,0x08,0x08,0x00,0x00},
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{0x00,0xA0,0x60,0x00,0x00,0x00,0x00,0x00},
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{0x00,0x08,0x08,0x08,0x08,0x08,0x00,0x00},
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{0x00,0x60,0x60,0x00,0x00,0x00,0x00,0x00},
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{0x00,0x20,0x10,0x08,0x04,0x02,0x00,0x00},
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{0x00,0x3E,0x51,0x49,0x45,0x3E,0x00,0x00},
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{0x00,0x00,0x42,0x7F,0x40,0x00,0x00,0x00},
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{0x00,0x62,0x51,0x49,0x49,0x46,0x00,0x00},
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{0x00,0x22,0x41,0x49,0x49,0x36,0x00,0x00},
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{0x00,0x18,0x14,0x12,0x7F,0x10,0x00,0x00},
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{0x00,0x27,0x45,0x45,0x45,0x39,0x00,0x00},
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{0x00,0x3C,0x4A,0x49,0x49,0x30,0x00,0x00},
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{0x00,0x01,0x71,0x09,0x05,0x03,0x00,0x00},
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{0x00,0x36,0x49,0x49,0x49,0x36,0x00,0x00},
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{0x00,0x06,0x49,0x49,0x29,0x1E,0x00,0x00},
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{0x00,0x00,0x36,0x36,0x00,0x00,0x00,0x00},
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{0x00,0x00,0xAC,0x6C,0x00,0x00,0x00,0x00},
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{0x00,0x08,0x14,0x22,0x41,0x00,0x00,0x00},
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{0x00,0x14,0x14,0x14,0x14,0x14,0x00,0x00},
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{0x00,0x41,0x22,0x14,0x08,0x00,0x00,0x00},
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{0x00,0x02,0x01,0x51,0x09,0x06,0x00,0x00},
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{0x00,0x32,0x49,0x79,0x41,0x3E,0x00,0x00},
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{0x00,0x7E,0x09,0x09,0x09,0x7E,0x00,0x00},
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{0x00,0x7F,0x49,0x49,0x49,0x36,0x00,0x00},
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{0x00,0x3E,0x41,0x41,0x41,0x22,0x00,0x00},
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{0x00,0x7F,0x41,0x41,0x22,0x1C,0x00,0x00},
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{0x00,0x7F,0x49,0x49,0x49,0x41,0x00,0x00},
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{0x00,0x7F,0x09,0x09,0x09,0x01,0x00,0x00},
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{0x00,0x3E,0x41,0x41,0x51,0x72,0x00,0x00},
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{0x00,0x7F,0x08,0x08,0x08,0x7F,0x00,0x00},
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{0x00,0x41,0x7F,0x41,0x00,0x00,0x00,0x00},
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{0x00,0x20,0x40,0x41,0x3F,0x01,0x00,0x00},
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{0x00,0x7F,0x08,0x14,0x22,0x41,0x00,0x00},
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{0x00,0x7F,0x40,0x40,0x40,0x40,0x00,0x00},
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{0x00,0x7F,0x02,0x0C,0x02,0x7F,0x00,0x00},
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{0x00,0x7F,0x04,0x08,0x10,0x7F,0x00,0x00},
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{0x00,0x3E,0x41,0x41,0x41,0x3E,0x00,0x00},
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{0x00,0x7F,0x09,0x09,0x09,0x06,0x00,0x00},
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{0x00,0x3E,0x41,0x51,0x21,0x5E,0x00,0x00},
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{0x00,0x7F,0x09,0x19,0x29,0x46,0x00,0x00},
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{0x00,0x26,0x49,0x49,0x49,0x32,0x00,0x00},
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{0x00,0x01,0x01,0x7F,0x01,0x01,0x00,0x00},
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{0x00,0x3F,0x40,0x40,0x40,0x3F,0x00,0x00},
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{0x00,0x1F,0x20,0x40,0x20,0x1F,0x00,0x00},
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{0x00,0x3F,0x40,0x38,0x40,0x3F,0x00,0x00},
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{0x00,0x63,0x14,0x08,0x14,0x63,0x00,0x00},
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{0x00,0x03,0x04,0x78,0x04,0x03,0x00,0x00},
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{0x00,0x61,0x51,0x49,0x45,0x43,0x00,0x00},
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{0x00,0x7F,0x41,0x41,0x00,0x00,0x00,0x00},
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{0x00,0x02,0x04,0x08,0x10,0x20,0x00,0x00},
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{0x00,0x41,0x41,0x7F,0x00,0x00,0x00,0x00},
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{0x00,0x04,0x02,0x01,0x02,0x04,0x00,0x00},
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{0x00,0x80,0x80,0x80,0x80,0x80,0x00,0x00},
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{0x00,0x01,0x02,0x04,0x00,0x00,0x00,0x00},
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{0x00,0x20,0x54,0x54,0x54,0x78,0x00,0x00},
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{0x00,0x7F,0x48,0x44,0x44,0x38,0x00,0x00},
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{0x00,0x38,0x44,0x44,0x28,0x00,0x00,0x00},
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{0x00,0x38,0x44,0x44,0x48,0x7F,0x00,0x00},
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{0x00,0x38,0x54,0x54,0x54,0x18,0x00,0x00},
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{0x00,0x08,0x7E,0x09,0x02,0x00,0x00,0x00},
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{0x00,0x18,0xA4,0xA4,0xA4,0x7C,0x00,0x00},
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{0x00,0x7F,0x08,0x04,0x04,0x78,0x00,0x00},
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{0x00,0x00,0x7D,0x00,0x00,0x00,0x00,0x00},
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{0x00,0x80,0x84,0x7D,0x00,0x00,0x00,0x00},
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{0x00,0x7F,0x10,0x28,0x44,0x00,0x00,0x00},
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{0x00,0x41,0x7F,0x40,0x00,0x00,0x00,0x00},
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{0x00,0x7C,0x04,0x18,0x04,0x78,0x00,0x00},
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{0x00,0x7C,0x08,0x04,0x7C,0x00,0x00,0x00},
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{0x00,0x38,0x44,0x44,0x38,0x00,0x00,0x00},
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{0x00,0xFC,0x24,0x24,0x18,0x00,0x00,0x00},
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{0x00,0x18,0x24,0x24,0xFC,0x00,0x00,0x00},
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{0x00,0x00,0x7C,0x08,0x04,0x00,0x00,0x00},
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{0x00,0x48,0x54,0x54,0x24,0x00,0x00,0x00},
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{0x00,0x04,0x7F,0x44,0x00,0x00,0x00,0x00},
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{0x00,0x3C,0x40,0x40,0x7C,0x00,0x00,0x00},
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{0x00,0x1C,0x20,0x40,0x20,0x1C,0x00,0x00},
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{0x00,0x3C,0x40,0x30,0x40,0x3C,0x00,0x00},
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{0x00,0x44,0x28,0x10,0x28,0x44,0x00,0x00},
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{0x00,0x1C,0xA0,0xA0,0x7C,0x00,0x00,0x00},
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{0x00,0x44,0x64,0x54,0x4C,0x44,0x00,0x00},
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{0x00,0x08,0x36,0x41,0x00,0x00,0x00,0x00},
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{0x00,0x00,0x7F,0x00,0x00,0x00,0x00,0x00},
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{0x00,0x41,0x36,0x08,0x00,0x00,0x00,0x00},
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{0x00,0x02,0x01,0x01,0x02,0x01,0x00,0x00},
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{0x00,0x02,0x05,0x05,0x02,0x00,0x00,0x00}
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};
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internal OLEDDisplay9696(I2cDevice Device)
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{
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if (Device == null) throw new ArgumentNullException(nameof(Device));
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DirectAccess = Device;
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}
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public IOLEDDisplay9696 initialize()
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{
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this.sendCommand(0xFD); // unlock IC MCU from entering command.
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this.sendCommand(0x12);
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this.sendCommand(0xAE); // Set display off
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this.sendCommand(0xA8); // set multiplex ratio
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this.sendCommand(0x5F); // 96
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this.sendCommand(0xA1); // set display start line
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this.sendCommand(0x00);
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this.sendCommand(0xA2); // set display offset
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this.sendCommand(0x60);
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this.sendCommand(0xA0); // set remap
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this.sendCommand(0x46);
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this.sendCommand(0xAB); // set vdd internal
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this.sendCommand(0x01); //
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this.sendCommand(0x81); // set contrasr
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this.sendCommand(0x53); // 100 nit
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this.sendCommand(0xB1); // Set Phase Length
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this.sendCommand(0X51); //
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this.sendCommand(0xB3); // Set Display Clock Divide Ratio/Oscillator Frequency
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this.sendCommand(0x01);
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this.sendCommand(0xB9); //
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this.sendCommand(0xBC); // set pre_charge voltage/VCOMH
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this.sendCommand(0x08); // (0x08);
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this.sendCommand(0xBE); // set VCOMH
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this.sendCommand(0X07); // (0x07);
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this.sendCommand(0xB6); // Set second pre-charge period
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this.sendCommand(0x01); //
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this.sendCommand(0xD5); // enable second precharge and enternal vsl
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this.sendCommand(0X62); // (0x62);
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this.sendCommand(0xA4); // Set Normal Display Mode
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this.sendCommand(0x2E); // Deactivate Scroll
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this.sendCommand(0xAF); // Switch on display
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Delay.Milliseconds(100);
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// Row Address
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this.sendCommand(0x75); // Set Row Address
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this.sendCommand(0x00); // Start 0
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this.sendCommand(0x5f); // End 95
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// Column Address
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this.sendCommand(0x15); // Set Column Address
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this.sendCommand(0x08); // Start from 8th Column of driver IC. This is 0th Column for OLED
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this.sendCommand(0x37); // End at (8 + 47)th column. Each Column has 2 pixels(segments)
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// Init gray level for text. Default:Brightest White
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grayH = 0xF0;
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grayL = 0x0F;
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return this;
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}
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internal I2cDevice DirectAccess { get; }
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public IOLEDDisplay9696 sendCommand(byte cmd)
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{
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DirectAccess.Write(new byte[] { SeeedGrayOLED_Command_Mode, cmd });
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return this;
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}
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public IOLEDDisplay9696 setContrastLevel(byte ContrastLevel)
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{
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this.sendCommand(SeeedGrayOLED_Set_ContrastLevel_Cmd);
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this.sendCommand(ContrastLevel);
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return this;
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}
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public IOLEDDisplay9696 setHorizontalMode()
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{
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this.sendCommand(0xA0); // remap to
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this.sendCommand(0x42); // horizontal mode
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// Row Address
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this.sendCommand(0x75); // Set Row Address
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this.sendCommand(0x00); // Start 0
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this.sendCommand(0x5f); // End 95
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// Column Address
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this.sendCommand(0x15); // Set Column Address
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this.sendCommand(0x08); // Start from 8th Column of driver IC. This is 0th Column for OLED
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this.sendCommand(0x37); // End at (8 + 47)th column. Each Column has 2 pixels(or segments)
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return this;
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}
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public IOLEDDisplay9696 setVerticalMode()
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{
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this.sendCommand(0xA0); // remap to
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this.sendCommand(0x46); // Vertical mode
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return this;
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}
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public IOLEDDisplay9696 setTextXY(byte Row, byte Column)
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{
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//Column Address
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this.sendCommand(0x15); /* Set Column Address */
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this.sendCommand((byte)(0x08 + (Column * 4))); /* Start Column: Start from 8 */
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this.sendCommand(0x37); /* End Column */
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// Row Address
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this.sendCommand(0x75); /* Set Row Address */
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this.sendCommand((byte)(0x00 + (Row * 8))); /* Start Row*/
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this.sendCommand((byte)(0x07 + (Row * 8))); /* End Row*/
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return this;
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}
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public IOLEDDisplay9696 clearDisplay()
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{
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byte i, j;
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for (j = 0; j < 48; j++)
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{
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for (i = 0; i < 96; i++) //clear all columns
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{
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this.sendData(0x00);
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}
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}
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return this;
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}
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public IOLEDDisplay9696 sendData(byte Data)
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{
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DirectAccess.Write(new byte[] { SeeedGrayOLED_Data_Mode, Data });
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return this;
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}
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public IOLEDDisplay9696 setGrayLevel(byte grayLevel)
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{
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grayH = (byte)((grayLevel << 4) & 0xF0);
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grayL = (byte)(grayLevel & 0x0F);
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return this;
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}
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public IOLEDDisplay9696 putChar(char C)
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{
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if (C < 32 || C > 127) //Ignore non-printable ASCII characters. This can be modified for multilingual font.
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{
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C = ' '; //Space
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}
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for (int i = 0; i < 8; i = i + 2)
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{
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for (int j = 0; j < 8; j++)
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{
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// Character is constructed two pixel at a time using vertical mode from the default 8x8 font
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byte c = 0x00;
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byte bit1 = (byte)((BasicFont[C - 32, i] >> j) & 0x01);
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byte bit2 = (byte)((BasicFont[C - 32, i + 1] >> j) & 0x01);
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// Each bit is changed to a nibble
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c |= (byte)((bit1.Equals(0x01)) ? grayH : 0x00);
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c |= (byte)((bit2.Equals(0x01)) ? grayL : 0x00);
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this.sendData(c);
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}
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}
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return this;
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}
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public IOLEDDisplay9696 putString(string text)
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{
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foreach (var C in text)
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{
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this.putChar(C);
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}
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return this;
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}
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public IOLEDDisplay9696 drawBitmap(byte[] bitmaparray, int bytes)
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{
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byte localAddressMode = this.addressingMode;
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if (addressingMode != HORIZONTAL_MODE)
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{
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//Bitmap is drawn in horizontal mode
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this.setHorizontalMode();
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}
|
|
|
|
//for (int i = 0; i < bytes; i++)
|
|
foreach (var Byte in bitmaparray)
|
|
{
|
|
for (int j = 0; j < 8; j = j + 2)
|
|
{
|
|
byte c = 0x00;
|
|
byte bit1 = (byte)(Byte << j & 0x80);
|
|
byte bit2 = (byte)(Byte << (j + 1) & 0x80);
|
|
|
|
// Each bit is changed to a nibble
|
|
c |= (byte)((bit1.Equals(0x80)) ? grayH : 0x00);
|
|
// Each bit is changed to a nibble
|
|
c |= (byte)((bit2.Equals(0x80)) ? grayL : 0x00);
|
|
this.sendData(c);
|
|
}
|
|
}
|
|
if (localAddressMode == VERTICAL_MODE)
|
|
{
|
|
//If Vertical Mode was used earlier, restore it.
|
|
this.setVerticalMode();
|
|
}
|
|
|
|
return this;
|
|
|
|
}
|
|
|
|
public IOLEDDisplay9696 setHorizontalScrollProperties(bool direction, byte startRow, byte endRow, byte startColumn, byte endColumn, byte scrollSpeed)
|
|
{
|
|
/*
|
|
Use the following defines for 'direction' :
|
|
|
|
Scroll_Left
|
|
Scroll_Right
|
|
|
|
Use the following defines for 'scrollSpeed' :
|
|
|
|
Scroll_2Frames
|
|
Scroll_3Frames
|
|
Scroll_4Frames
|
|
Scroll_5Frames
|
|
Scroll_25Frames
|
|
Scroll_64Frames
|
|
Scroll_128Frames
|
|
Scroll_256Frames
|
|
|
|
*/
|
|
|
|
if (Scroll_Right.Equals(direction))
|
|
{
|
|
//Scroll Right
|
|
this.sendCommand(0x27);
|
|
}
|
|
else
|
|
{
|
|
//Scroll Left
|
|
this.sendCommand(0x26);
|
|
}
|
|
this.sendCommand(0x00); //Dummmy byte
|
|
this.sendCommand(startRow);
|
|
this.sendCommand(scrollSpeed);
|
|
this.sendCommand(endRow);
|
|
this.sendCommand((byte)(startColumn + 8));
|
|
this.sendCommand((byte)(endColumn + 8));
|
|
this.sendCommand(0x00); //Dummmy byte
|
|
|
|
return this;
|
|
|
|
}
|
|
|
|
public IOLEDDisplay9696 activateScroll()
|
|
{
|
|
this.sendCommand(SeeedGrayOLED_Activate_Scroll_Cmd);
|
|
return this;
|
|
}
|
|
|
|
public IOLEDDisplay9696 deactivateScroll()
|
|
{
|
|
this.sendCommand(SeeedGrayOLED_Dectivate_Scroll_Cmd);
|
|
return this;
|
|
}
|
|
|
|
public IOLEDDisplay9696 setNormalDisplay()
|
|
{
|
|
this.sendCommand(SeeedGrayOLED_Normal_Display_Cmd);
|
|
return this;
|
|
}
|
|
|
|
public IOLEDDisplay9696 setInverseDisplay()
|
|
{
|
|
this.sendCommand(SeeedGrayOLED_Inverse_Display_Cmd);
|
|
return this;
|
|
}
|
|
|
|
|
|
}
|
|
}
|