Adafruit_SSD1351.h

00001 /*************************************************** 
00002   This is a library for the 1.5" & 1.27" 16-bit Color OLEDs 
00003   with SSD1331 driver chip
00004 
00005   Pick one up today in the adafruit shop!
00006   ------> http://www.adafruit.com/products/1431
00007   ------> http://www.adafruit.com/products/1673
00008 
00009   These displays use SPI to communicate, 4 or 5 pins are required to  
00010   interface
00011   Adafruit invests time and resources providing this open source code, 
00012   please support Adafruit and open-source hardware by purchasing 
00013   products from Adafruit!
00014 
00015   Written by Limor Fried/Ladyada for Adafruit Industries.  
00016   BSD license, all text above must be included in any redistribution
00017  ****************************************************/
00018 #pragma once
00019 
00020 #include <mbed.h>
00021 
00022 #include "Adafruit_GFX.h"
00023 
00024 #define swap(a, b) { uint16_t t = a; a = b; b = t; }
00025 
00026 #define SSD1351WIDTH 128
00027 #define SSD1351HEIGHT 128  // SET THIS TO 96 FOR 1.27"!
00028 
00029 // Select one of these defines to set the pixel color order
00030 #define SSD1351_COLORORDER_RGB
00031 // #define SSD1351_COLORORDER_BGR
00032 
00033 #if defined SSD1351_COLORORDER_RGB && defined SSD1351_COLORORDER_BGR
00034   #error "RGB and BGR can not both be defined for SSD1351_COLORODER."
00035 #endif
00036 
00037 // Timing Delays
00038 #define SSD1351_DELAYS_HWFILL       (3)
00039 #define SSD1351_DELAYS_HWLINE       (1)
00040 
00041 // SSD1351 Commands
00042 #define SSD1351_CMD_SETCOLUMN       0x15
00043 #define SSD1351_CMD_SETROW          0x75
00044 #define SSD1351_CMD_WRITERAM        0x5C
00045 #define SSD1351_CMD_READRAM         0x5D
00046 #define SSD1351_CMD_SETREMAP        0xA0
00047 #define SSD1351_CMD_STARTLINE       0xA1
00048 #define SSD1351_CMD_DISPLAYOFFSET   0xA2
00049 #define SSD1351_CMD_DISPLAYALLOFF   0xA4
00050 #define SSD1351_CMD_DISPLAYALLON    0xA5
00051 #define SSD1351_CMD_NORMALDISPLAY   0xA6
00052 #define SSD1351_CMD_INVERTDISPLAY   0xA7
00053 #define SSD1351_CMD_FUNCTIONSELECT  0xAB
00054 #define SSD1351_CMD_DISPLAYOFF      0xAE
00055 #define SSD1351_CMD_DISPLAYON       0xAF
00056 #define SSD1351_CMD_PRECHARGE       0xB1
00057 #define SSD1351_CMD_DISPLAYENHANCE  0xB2
00058 #define SSD1351_CMD_CLOCKDIV        0xB3
00059 #define SSD1351_CMD_SETVSL      0xB4
00060 #define SSD1351_CMD_SETGPIO         0xB5
00061 #define SSD1351_CMD_PRECHARGE2      0xB6
00062 #define SSD1351_CMD_SETGRAY         0xB8
00063 #define SSD1351_CMD_USELUT      0xB9
00064 #define SSD1351_CMD_PRECHARGELEVEL  0xBB
00065 #define SSD1351_CMD_VCOMH       0xBE
00066 #define SSD1351_CMD_CONTRASTABC     0xC1
00067 #define SSD1351_CMD_CONTRASTMASTER  0xC7
00068 #define SSD1351_CMD_MUXRATIO            0xCA
00069 #define SSD1351_CMD_COMMANDLOCK         0xFD
00070 #define SSD1351_CMD_HORIZSCROLL         0x96
00071 #define SSD1351_CMD_STOPSCROLL          0x9E
00072 #define SSD1351_CMD_STARTSCROLL         0x9F
00073 
00074 
00075 class Adafruit_SSD1351 : public virtual Adafruit_GFX
00076 {
00077  public:
00078   Adafruit_SSD1351(PinName cs, PinName rs, PinName dc, PinName clk, PinName data);
00079 
00080   void on();
00081   void off();
00082   
00083   uint16_t Color565(uint8_t r, uint8_t g, uint8_t b);
00084 
00085   // drawing primitives!
00086   virtual void drawPixel(int16_t x, int16_t y, uint16_t color);
00087   void fillRect(uint16_t x0, uint16_t y0, uint16_t w, uint16_t h, uint16_t color);
00088   void drawFastHLine(int16_t x, int16_t y, int16_t w, uint16_t color);
00089   void drawFastVLine(int16_t x, int16_t y, int16_t h, uint16_t color);
00090   void fillScreen(uint16_t fillcolor);
00091 
00092   void invert(bool);
00093   // commands
00094   void begin(void);
00095   void goTo(int x, int y);
00096 
00097   void reset(void);
00098 
00099   /* low level */
00100 
00101   void writeData(uint8_t d);
00102   void writeCommand(uint8_t c);
00103 
00104 
00105   void writeData_unsafe(uint16_t d);
00106 
00107   void setWriteDir(void);
00108   void write8(uint8_t d);
00109 
00110  private:
00111   SPI _spi;
00112   DigitalOut _cs, _dc, _reset;
00113 
00114   void rawFillRect(uint16_t x, uint16_t y, uint16_t w, uint16_t h, uint16_t fillcolor);
00115   void rawFastHLine(int16_t x, int16_t y, int16_t w, uint16_t color);
00116   void rawFastVLine(int16_t x, int16_t y, int16_t h, uint16_t color);
00117 };