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mirror of https://github.com/LilyGO/TTGO-TM-ESP32 synced 2024-11-23 23:10:54 +00:00
TTGO-TM-ESP32/Arduino-ST7789-Library/Arduino_ST7789.h
2019-07-31 15:57:33 +08:00

146 lines
3.9 KiB
C++

/***************************************************
This is a library for the ST7789 IPS SPI display.
Originally written by Limor Fried/Ladyada for
Adafruit Industries.
Modified by Ananev Ilia
****************************************************/
#ifndef _ADAFRUIT_ST7789H_
#define _ADAFRUIT_ST7789H_
#include "Arduino.h"
#include "Print.h"
#include <Adafruit_GFX.h>
#if defined(__AVR__) || defined(CORE_TEENSY)
#include <avr/pgmspace.h>
#define USE_FAST_IO
typedef volatile uint8_t RwReg;
#elif defined(ARDUINO_STM32_FEATHER)
typedef volatile uint32 RwReg;
#define USE_FAST_IO
#elif defined(ARDUINO_FEATHER52)
typedef volatile uint32_t RwReg;
#define USE_FAST_IO
#elif defined(ESP8266)
#include <pgmspace.h>
#elif defined(__SAM3X8E__)
#undef __FlashStringHelper::F(string_literal)
#define F(string_literal) string_literal
#include <include/pio.h>
#define PROGMEM
#define pgm_read_byte(addr) (*(const unsigned char *)(addr))
#define pgm_read_word(addr) (*(const unsigned short *)(addr))
typedef unsigned char prog_uchar;
#endif
#define ST7789_TFTWIDTH 240
#define ST7789_TFTHEIGHT 240
#define ST7789_240x240_XSTART 0
#define ST7789_240x240_YSTART 0
#define ST_CMD_DELAY 0x80 // special signifier for command lists
#define ST7789_NOP 0x00
#define ST7789_SWRESET 0x01
#define ST7789_RDDID 0x04
#define ST7789_RDDST 0x09
#define ST7789_SLPIN 0x10
#define ST7789_SLPOUT 0x11
#define ST7789_PTLON 0x12
#define ST7789_NORON 0x13
#define ST7789_INVOFF 0x20
#define ST7789_INVON 0x21
#define ST7789_DISPOFF 0x28
#define ST7789_DISPON 0x29
#define ST7789_CASET 0x2A
#define ST7789_RASET 0x2B
#define ST7789_RAMWR 0x2C
#define ST7789_RAMRD 0x2E
#define ST7789_PTLAR 0x30
#define ST7789_COLMOD 0x3A
#define ST7789_MADCTL 0x36
#define ST7789_MADCTL_MY 0x80
#define ST7789_MADCTL_MX 0x40
#define ST7789_MADCTL_MV 0x20
#define ST7789_MADCTL_ML 0x10
#define ST7789_MADCTL_RGB 0x00
#define ST7789_RDID1 0xDA
#define ST7789_RDID2 0xDB
#define ST7789_RDID3 0xDC
#define ST7789_RDID4 0xDD
// Color definitions
#define BLACK 0x0000
#define BLUE 0x001F
#define RED 0xF800
#define GREEN 0x07E0
#define CYAN 0x07FF
#define MAGENTA 0xF81F
#define YELLOW 0xFFE0
#define WHITE 0xFFFF
class Arduino_ST7789 : public Adafruit_GFX {
public:
Arduino_ST7789(int8_t DC, int8_t RST, int8_t SID, int8_t SCLK, int8_t CS = -1);
Arduino_ST7789(int8_t DC, int8_t RST, int8_t CS = -1);
void setAddrWindow(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1),
pushColor(uint16_t color),
fillScreen(uint16_t color),
drawPixel(int16_t x, int16_t y, uint16_t color),
drawFastVLine(int16_t x, int16_t y, int16_t h, uint16_t color),
drawFastHLine(int16_t x, int16_t y, int16_t w, uint16_t color),
fillRect(int16_t x, int16_t y, int16_t w, int16_t h, uint16_t color),
setRotation(uint8_t r),
invertDisplay(boolean i),
init(uint16_t width, uint16_t height);
uint16_t Color565(uint8_t r, uint8_t g, uint8_t b);
uint16_t color565(uint8_t r, uint8_t g, uint8_t b) { return Color565(r, g, b); }
protected:
uint8_t _colstart, _rowstart, _xstart, _ystart; // some displays need this changed
void displayInit(const uint8_t *addr);
void spiwrite(uint8_t),
writecommand(uint8_t c),
writedata(uint8_t d),
commonInit(const uint8_t *cmdList);
private:
inline void CS_HIGH(void);
inline void CS_LOW(void);
inline void DC_HIGH(void);
inline void DC_LOW(void);
boolean _hwSPI;
boolean _SPI9bit;
boolean _DCbit;
int8_t _cs, _dc, _rst, _sid, _sclk;
#if defined(USE_FAST_IO)
volatile RwReg *dataport, *clkport, *csport, *dcport;
#if defined(__AVR__) || defined(CORE_TEENSY) // 8 bit!
uint8_t datapinmask, clkpinmask, cspinmask, dcpinmask;
#else // 32 bit!
uint32_t datapinmask, clkpinmask, cspinmask, dcpinmask;
#endif
#endif
};
#endif