180 lines
5.4 KiB
C++
180 lines
5.4 KiB
C++
/*********************************************************************
|
|
This is a library for our Monochrome OLEDs based on SH1106 drivers
|
|
|
|
Pick one up today in the adafruit shop!
|
|
------> http://www.adafruit.com/category/63_98
|
|
|
|
These displays use SPI to communicate, 4 or 5 pins are required to
|
|
interface
|
|
|
|
Adafruit invests time and resources providing this open source code,
|
|
please support Adafruit and open-source hardware by purchasing
|
|
products from Adafruit!
|
|
|
|
Written by Limor Fried/Ladyada for Adafruit Industries.
|
|
BSD license, check license.txt for more information
|
|
All text above, and the splash screen must be included in any redistribution
|
|
*********************************************************************/
|
|
|
|
#if ARDUINO >= 100
|
|
#include <Arduino.h>
|
|
#define WIRE_WRITE Wire.write
|
|
#else
|
|
#include <WProgram.h>
|
|
#define WIRE_WRITE Wire.send
|
|
#endif
|
|
|
|
#ifdef __SAM3X8E__
|
|
typedef volatile RwReg PortReg;
|
|
typedef uint32_t PortMask;
|
|
#else
|
|
typedef volatile uint8_t PortReg;
|
|
typedef uint8_t PortMask;
|
|
#endif
|
|
|
|
#include <SPI.h>
|
|
#include "../Adafruit-GFX-Library/Adafruit_GFX.h"
|
|
|
|
#define BLACK 0
|
|
#define WHITE 1
|
|
#define INVERSE 2
|
|
|
|
#define SH1106_I2C_ADDRESS 0x3C // 011110+SA0+RW - 0x3C or 0x3D
|
|
// Address for 128x32 is 0x3C
|
|
// Address for 128x64 is 0x3D (default) or 0x3C (if SA0 is grounded)
|
|
|
|
/*=========================================================================
|
|
SH1106 Displays
|
|
-----------------------------------------------------------------------
|
|
The driver is used in multiple displays (128x64, 128x32, etc.).
|
|
Select the appropriate display below to create an appropriately
|
|
sized framebuffer, etc.
|
|
|
|
SH1106_128_64 128x64 pixel display
|
|
|
|
SH1106_128_32 128x32 pixel display
|
|
|
|
SH1106_96_16
|
|
|
|
-----------------------------------------------------------------------*/
|
|
#define SH1106_128_64
|
|
// #define SH1106_128_32
|
|
// #define SH1106_96_16
|
|
/*=========================================================================*/
|
|
|
|
#if defined SH1106_128_64 && defined SH1106_128_32
|
|
#error "Only one SH1106 display can be specified at once in SH1106.h"
|
|
#endif
|
|
#if !defined SH1106_128_64 && !defined SH1106_128_32 && !defined SH1106_96_16
|
|
#error "At least one SH1106 display must be specified in SH1106.h"
|
|
#endif
|
|
|
|
#if defined SH1106_128_64
|
|
#define SH1106_LCDWIDTH 128
|
|
#define SH1106_LCDHEIGHT 64
|
|
#endif
|
|
#if defined SH1106_128_32
|
|
#define SH1106_LCDWIDTH 128
|
|
#define SH1106_LCDHEIGHT 32
|
|
#endif
|
|
#if defined SH1106_96_16
|
|
#define SH1106_LCDWIDTH 96
|
|
#define SH1106_LCDHEIGHT 16
|
|
#endif
|
|
|
|
#define SH1106_SETCONTRAST 0x81
|
|
#define SH1106_DISPLAYALLON_RESUME 0xA4
|
|
#define SH1106_DISPLAYALLON 0xA5
|
|
#define SH1106_NORMALDISPLAY 0xA6
|
|
#define SH1106_INVERTDISPLAY 0xA7
|
|
#define SH1106_DISPLAYOFF 0xAE
|
|
#define SH1106_DISPLAYON 0xAF
|
|
|
|
#define SH1106_SETDISPLAYOFFSET 0xD3
|
|
#define SH1106_SETCOMPINS 0xDA
|
|
|
|
#define SH1106_SETVCOMDETECT 0xDB
|
|
|
|
#define SH1106_SETDISPLAYCLOCKDIV 0xD5
|
|
#define SH1106_SETPRECHARGE 0xD9
|
|
|
|
#define SH1106_SETMULTIPLEX 0xA8
|
|
|
|
//#define SH1106_SETLOWCOLUMN 0x00 //to use with SSD1306, set to 0x00
|
|
#define SH1106_SETLOWCOLUMN 0x02 //to use with SSD1306, set to 0x00
|
|
#define SH1106_SETHIGHCOLUMN 0x10
|
|
|
|
#define SH1106_SETSTARTLINE 0x40
|
|
|
|
#define SH1106_MEMORYMODE 0x20
|
|
#define SH1106_COLUMNADDR 0x21
|
|
#define SH1106_PAGEADDR 0x22
|
|
|
|
#define SH1106_COMSCANINC 0xC0
|
|
#define SH1106_COMSCANDEC 0xC8
|
|
|
|
#define SH1106_SEGREMAP 0xA0
|
|
|
|
#define SH1106_CHARGEPUMP 0x8D
|
|
|
|
#define SH1106_EXTERNALVCC 0x1
|
|
#define SH1106_SWITCHCAPVCC 0x2
|
|
|
|
// Scrolling #defines
|
|
#define SH1106_ACTIVATE_SCROLL 0x2F
|
|
#define SH1106_DEACTIVATE_SCROLL 0x2E
|
|
#define SH1106_SET_VERTICAL_SCROLL_AREA 0xA3
|
|
#define SH1106_RIGHT_HORIZONTAL_SCROLL 0x26
|
|
#define SH1106_LEFT_HORIZONTAL_SCROLL 0x27
|
|
#define SH1106_VERTICAL_AND_RIGHT_HORIZONTAL_SCROLL 0x29
|
|
#define SH1106_VERTICAL_AND_LEFT_HORIZONTAL_SCROLL 0x2A
|
|
|
|
class Adafruit_SH1106 : public Adafruit_GFX {
|
|
public:
|
|
Adafruit_SH1106(int8_t SID, int8_t SCLK, int8_t DC, int8_t RST, int8_t CS);
|
|
Adafruit_SH1106(int8_t DC, int8_t RST, int8_t CS);
|
|
|
|
Adafruit_SH1106(uint8_t RST);
|
|
Adafruit_SH1106(int8_t SDA=-1, int8_t SCL=-1);
|
|
|
|
void begin(uint8_t switchvcc = SH1106_SWITCHCAPVCC, uint8_t i2caddr = SH1106_I2C_ADDRESS, bool reset=true);
|
|
void sh1106_command(uint8_t c);
|
|
void sh1106_data(uint8_t c);
|
|
|
|
void clearDisplay(void);
|
|
void invertDisplay(uint8_t i);
|
|
void display();
|
|
|
|
void startscrollright(uint8_t start, uint8_t stop);
|
|
void startscrollleft(uint8_t start, uint8_t stop);
|
|
|
|
void startscrolldiagright(uint8_t start, uint8_t stop);
|
|
void startscrolldiagleft(uint8_t start, uint8_t stop);
|
|
void stopscroll(void);
|
|
|
|
void dim(boolean dim);
|
|
|
|
void drawPixel(int16_t x, int16_t y, uint16_t color);
|
|
|
|
virtual void drawFastVLine(int16_t x, int16_t y, int16_t h, uint16_t color);
|
|
virtual void drawFastHLine(int16_t x, int16_t y, int16_t w, uint16_t color);
|
|
|
|
private:
|
|
int8_t _i2caddr, _vccstate, sid, sclk, dc, cs, sda, scl;
|
|
uint8_t rst;
|
|
void fastSPIwrite(uint8_t c);
|
|
|
|
boolean hwSPI;
|
|
#ifndef ESP32
|
|
PortReg *mosiport, *clkport, *csport, *dcport;
|
|
PortMask mosipinmask, clkpinmask, cspinmask, dcpinmask;
|
|
#else
|
|
volatile uint32_t *mosiport, *clkport, *csport, *dcport;
|
|
volatile uint32_t mosipinmask, clkpinmask, cspinmask, dcpinmask;
|
|
#endif
|
|
|
|
inline void drawFastVLineInternal(int16_t x, int16_t y, int16_t h, uint16_t color) __attribute__((always_inline));
|
|
inline void drawFastHLineInternal(int16_t x, int16_t y, int16_t w, uint16_t color) __attribute__((always_inline));
|
|
|
|
};
|