Roland Kamp
Library for 1.8 inch 160*180 TFT Display. Nice fonts in different formats.
Diff: ST7735.h
- Revision:
- 0:3015b613b20d
- Child:
- 1:6a6d8d2b19f1
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/ST7735.h Sat Aug 15 10:58:51 2015 +0000
@@ -0,0 +1,181 @@
+#ifndef ST7735_H
+#define ST7735_H
+
+#include "mbed.h"
+
+// Comment out the #defines below with // to stop that font being loaded
+// If all fonts are loaded the total space required is ablout 17890 bytes
+
+#define LOAD_FONT2 // Small font, needs ~3092 bytes in FLASH
+#define LOAD_FONT4 // Medium font, needs ~8126 bytes in FLASH
+#define LOAD_FONT6 // Large font, needs ~4404 bytes in FLASH
+#define LOAD_FONT7 // 7 segment font, needs ~3652 bytes in FLASH
+#define LOAD_FONT8 // Large font needs ~10kbytes, only 1234567890:.
+
+#define pgm_read_byte(addr) (*(const unsigned char *)(addr))
+#define pgm_read_word(addr) (*(const unsigned short *)(addr))
+
+#define swap(a, b) { int16_t t = a; a = b; b = t; }
+
+#define INITR_GREENTAB 0x0
+#define INITR_REDTAB 0x1
+#define INITR_BLACKTAB 0x2
+
+#define ST7735_TFTWIDTH 128
+#define ST7735_TFTHEIGHT 160
+
+#define ST7735_NOP 0x00
+#define ST7735_SWRESET 0x01
+#define ST7735_RDDID 0x04
+#define ST7735_RDDST 0x09
+
+#define ST7735_SLPIN 0x10
+#define ST7735_SLPOUT 0x11
+#define ST7735_PTLON 0x12
+#define ST7735_NORON 0x13
+
+#define ST7735_INVOFF 0x20
+#define ST7735_INVON 0x21
+#define ST7735_DISPOFF 0x28
+#define ST7735_DISPON 0x29
+#define ST7735_CASET 0x2A
+#define ST7735_RASET 0x2B
+#define ST7735_RAMWR 0x2C
+#define ST7735_RAMRD 0x2E
+
+#define ST7735_PTLAR 0x30
+#define ST7735_COLMOD 0x3A
+#define ST7735_MADCTL 0x36
+
+#define ST7735_FRMCTR1 0xB1
+#define ST7735_FRMCTR2 0xB2
+#define ST7735_FRMCTR3 0xB3
+#define ST7735_INVCTR 0xB4
+#define ST7735_DISSET5 0xB6
+
+#define ST7735_PWCTR1 0xC0
+#define ST7735_PWCTR2 0xC1
+#define ST7735_PWCTR3 0xC2
+#define ST7735_PWCTR4 0xC3
+#define ST7735_PWCTR5 0xC4
+#define ST7735_VMCTR1 0xC5
+
+#define ST7735_RDID1 0xDA
+#define ST7735_RDID2 0xDB
+#define ST7735_RDID3 0xDC
+#define ST7735_RDID4 0xDD
+
+#define ST7735_PWCTR6 0xFC
+
+#define ST7735_GMCTRP1 0xE0
+#define ST7735_GMCTRN1 0xE1
+
+// Color definitions
+#define ST7735_BLACK 0x0000
+#define ST7735_BLUE 0x001F
+#define ST7735_RED 0xF800
+#define ST7735_GREEN 0x07E0
+#define ST7735_CYAN 0x07FF
+#define ST7735_MAGENTA 0xF81F
+#define ST7735_YELLOW 0xFFE0
+#define ST7735_WHITE 0xFFFF
+#define ST7735_GREY 0x39C4
+#define ST7735_NAVY 0x000F
+#define ST7735_DARKGREEN 0x03E0
+#define ST7735_MAROON 0x7800
+#define ST7735_PURPLE 0x780F
+#define ST7735_OLIVE 0x7BE0
+#define ST7735_LIGHTGREY 0xC618
+#define ST7735_DARKGREY 0x7BEF
+#define ST7735_BROWN 0xFD20
+#define ST7735_PINK 0xF81F
+
+#define MADCTL_MY 0x80
+#define MADCTL_MX 0x40
+#define MADCTL_MV 0x20
+#define MADCTL_ML 0x10
+#define MADCTL_RGB 0x00
+#define MADCTL_BGR 0x08
+#define MADCTL_MH 0x04
+
+class ST7735
+{
+
+public:
+ /** Create a ST7735 object connected to the specified pins
+ *
+ * @param ce Pin connected to chip enable
+ * @param dc Pin connected to data/command select
+ * @param mosi Pin connected to data input
+ * @param sclk Pin connected to serial clock
+ *
+ */
+ ST7735(PinName cePin, PinName dcPin, PinName mosiPin, PinName sclkPin);
+
+private:
+ void writecommand(char c);
+ void writedata(char c);
+ void initSPI();
+ void commonInit(const uint8_t *cmdList);
+ void commandList(const uint8_t *addr);
+
+public:
+ uint8_t tabcolor;
+ uint8_t colstart, rowstart; // some displays need this changed
+ void initB();
+ void initR(uint8_t options);
+ void setRotation(uint8_t m);
+ void fillScreen(uint16_t color);
+ void fillRect(int16_t x, int16_t y, int16_t w, int16_t h, uint16_t color);
+ void setAddrWindow(uint8_t x0, uint8_t y0, uint8_t x1, uint8_t y1);
+ void pushColor(uint16_t color);
+ void invertDisplay(bool i);
+ void drawPixel(int16_t x, int16_t y, uint16_t color);
+ void drawFastVLine(int16_t x, int16_t y, int16_t h, uint16_t color);
+ void drawFastHLine(int16_t x, int16_t y, int16_t w, uint16_t color);
+ uint16_t Color565(uint8_t r, uint8_t g, uint8_t b);
+ void drawLine(int16_t x0, int16_t y0, int16_t x1, int16_t y1, uint16_t color);
+ void drawRect(int16_t x, int16_t y, int16_t w, int16_t h, uint16_t color);
+ void drawCircle(int16_t x0, int16_t y0, int16_t r, uint16_t color);
+ void drawCircleHelper( int16_t x0, int16_t y0, int16_t r, uint8_t cornername, uint16_t color);
+ void fillCircle(int16_t x0, int16_t y0, int16_t r, uint16_t color);
+ void fillCircleHelper(int16_t x0, int16_t y0, int16_t r, uint8_t cornername, int16_t delta, uint16_t color);
+ void drawTriangle(int16_t x0, int16_t y0, int16_t x1, int16_t y1, int16_t x2, int16_t y2, uint16_t color);
+ void fillTriangle ( int16_t x0, int16_t y0, int16_t x1, int16_t y1, int16_t x2, int16_t y2, uint16_t color);
+ void drawRoundRect(int16_t x, int16_t y, int16_t w, int16_t h, int16_t r, uint16_t color);
+ void fillRoundRect(int16_t x, int16_t y, int16_t w, int16_t h, int16_t r, uint16_t color);
+ void setCursor(int16_t x, int16_t y);
+ void setTextSize(uint8_t s);
+ void setTextColor(uint16_t c);
+ void setTextColor(uint16_t c, uint16_t b);
+ void setTextWrap(bool w);
+ uint8_t getRotation(void);
+ void drawBitmap(int16_t x, int16_t y, const uint8_t *bitmap, int16_t w, int16_t h, uint16_t color);
+ int drawUnicode(unsigned int uniCode, int x, int y, int font);
+ int drawNumber(long long_num,int poX, int poY, int font);
+ int drawChar(char c, int x, int y, int font);
+ int drawString(char *string, int poX, int poY, int font);
+ int drawCentreString(char *string, int dX, int poY, int font);
+ int drawRightString(char *string, int dX, int poY, int font);
+ int drawFloat(float floatNumber, int decimal, int poX, int poY, int font);
+
+
+
+private:
+ SPI* spi;
+ DigitalOut* ce;
+ DigitalOut* rst;
+ DigitalOut* dc;
+
+protected:
+ static const int16_t WIDTH = ST7735_TFTWIDTH; // This is the 'raw' display w/h - never changes
+ static const int16_t HEIGHT = ST7735_TFTHEIGHT;
+ int16_t _width, _height; // Display w/h as modified by current rotation
+ uint16_t textcolor, textbgcolor;
+ uint8_t textsize, rotation;
+ bool wrap; // If set, 'wrap' text at right edge of display
+ int16_t cursor_x;
+ int16_t cursor_y;
+};
+
+#endif