diff options
Diffstat (limited to 'src/Samples/TFTLCD.h')
| -rwxr-xr-x | src/Samples/TFTLCD.h | 220 |
1 files changed, 220 insertions, 0 deletions
diff --git a/src/Samples/TFTLCD.h b/src/Samples/TFTLCD.h new file mode 100755 index 0000000..797383c --- /dev/null +++ b/src/Samples/TFTLCD.h @@ -0,0 +1,220 @@ +#include <libmary.h> +#include <SPI.h> + +#define LCD_CS C33//4 //cs +#define LCD_DC C21//5 //data command +#define LCD_RES C31//6 //reset +//MOSI 11 C47 +//CLK 13 C43 +#define DC_DATA HIGH +#define DC_CMD LOW + +//#define STICK_A 7 +//#define STICK_B 8 +//#define STICK_C 9 +//#define STICK_D 10 +//#define STICK_CT 2 + + +#define select_disp() digitalWrite(LCD_CS,LOW) //PORTD &= ~(1 << PORTD4) +#define unselect_disp() digitalWrite(LCD_CS,HIGH) //PORTD |= (1 << PORTD4) + +#define set_disp_command() digitalWrite(LCD_DC,LOW) //PORTD &= ~(1 << PORTD5) +#define set_disp_data() digitalWrite(LCD_DC,HIGH) //PORTD |= (1 << PORTD5) + +/* SSD1283A Unique Value */ +/* MUST be need for SSD1283A */ +#define OFS_COL 2 +#define OFS_RAW 0 +#define MAX_X 130 +#define MAX_Y 130 + + + +void sendCmd(unsigned int cmd){ + select_disp(); + set_disp_command(); + // shiftOut2(PIN_MOSI,PIN_CLK,MSBFIRST,cmd); + SPI.transfer(cmd); + set_disp_data(); +} + +void sendData(unsigned int data){ + select_disp(); + set_disp_data(); + //shiftOut2(PIN_MOSI,PIN_CLK,MSBFIRST,data); + SPI.transfer(data); +} + +void sendData16(unsigned int data1,unsigned int data2){ + select_disp(); + set_disp_data(); + //shiftOut2(PIN_MOSI,PIN_CLK,MSBFIRST,data); + SPI.transfer(data1); + SPI.transfer(data2); +} + +void sendColor(unsigned int color){ + sendData(color&0x00ff); +} + + + + +void initDisplay(){ + select_disp(); + + digitalWrite(LCD_RES, LOW); + delay(80); + digitalWrite(LCD_RES, HIGH); + delay(20); + + /* SSD1283A */ + sendCmd(0x10); /* Power Control (1) */ + sendData16(0x2f,0x8e); /* Onchip DCDC Clock,Fine*2 StartCycle,VGH unregurated */ + /* StepUpCycle fosc,Internal OPAMP Current reserved,Sleep Mode OFF */ + + sendCmd(0x11); /* Power Control (2) */ + sendData16(0x00,0x0c); /* VGH/VCI ratio x4 */ + + sendCmd(0x07); /* Display Control */ + sendData16(0x00,0x21); /* Nomalize source out zero, Vartical Scroll not pafomed */ + /* 1 Divison Display,Source output GND, Gate output GVOFFL */ + + sendCmd(0x28); /* VCOM-OTP1 */ + sendData16(0x00,0x06); + + sendCmd(0x28); /* VCOM-OTP1 */ + sendData16(0x00,0x05); + + sendCmd(0x27); /* VCOM-OTP */ + sendData16(0x05,0x7f); + + sendCmd(0x29); /* VCOM-OTP2 */ + sendData16(0x89,0xa1); + + sendCmd(0x00); /* Oscillator On */ + sendData16(0x00,0x01); + delay(150); + + sendCmd(0x29); /* VCOM-OTP2 */ + sendData16(0x80,0xb0); + delay(50); + + sendCmd(0x29); /* VCOM-OTP2 */ + sendData16(0xff,0xfe); + + sendCmd(0x07); /* Display Control */ + sendData16(0x00,0x23); + delay(50); + + sendCmd(0x07); /* Display Control (Confirm) */ + sendData16(0x00,0x23); + delay(50); + + sendCmd(0x07); /* Display Control */ + sendData16(0x00,0x33); /* Nomalize source out zero, Vartical Scroll not pafomed */ + /* 1 Divison Display,,Source output GND (OFF) */ + /* Gate output Selected VGH, others GVOFFL */ + + sendCmd(0x01); /* Driver Output Control */ + sendData16(0x21,0x83); /* Reversal ON ,Cs On Common,BGR,Scanning Mounting Method */ + /* Output Shift Direction of Gate Driver G131->G0, */ + /* Output Shift Direction of Source Driver S0->S395, */ + /* Number of Gate Driver 131 */ + + sendCmd(0x2f); /* ??? */ + sendData16(0xff,0xff); + + sendCmd(0x2c); /* Oscillator frequency */ + sendData16(0x80,0x00); /* 520kHz */ + + sendCmd(0x03); /* Entry mode */ + sendData16(0x68,0x30); /* Colour mode 65k,OE defines Display Window,D-mode from internal ram */ + /* Horizontal increment & Vertical increment & AM 0 Horizontal */ + + sendCmd(0x40); /* Set Offset */ + sendData16(0x00,0x02); + + sendCmd(0x27); /* Further bias current setting */ + sendData16(0x05,0x70); /* Maximum */ + + sendCmd(0x02); /* LCD-Driving-Waveform Control */ + sendData16(0x03,0x00); /* the odd/even frame-select signals and the N-line inversion */ + /* signals are EORed for alternating drive */ + + sendCmd(0x0b); /* Frame Cycle Control */ + sendData16(0x58,0x0c); /* Amount of Overlap 4 clock cycle */ + /* Delay amount of the source output 2 clock cycle */ + /* EQ period 2 clock cycle, Division Ratio 2 */ + + sendCmd(0x12); /* Power Control 3 */ + sendData16(0x06,0x09); /* Set amplitude magnification of VLCD63 = Vref x 2.175 */ + + sendCmd(0x13); /* Power Control 4 */ + sendData16(0x31,0x00); /* Set output voltage of VcomL = VLCD63 x 1.02 */ + + sendCmd(0x2a); /* Test Commands ? */ + sendData16(0x1d,0xd0); + + sendCmd(0x2b); /* Test Commands ? */ + sendData16(0x0a,0x90); + + sendCmd(0x2d); /* Test Commands ? */ + sendData16(0x31,0x0f); + delay(100); + + sendCmd(0x44); /* Set CAS Address */ + sendData16(0x83,0x00); + + sendCmd(0x45); /* Set RAS Address */ + sendData16(0x83,0x00); + + sendCmd(0x21); /* Set RAM Address */ + sendData16(0x00,0x00); + + sendCmd(0x1e); /* Power Control 5 */ + sendData16(0x00,0xbf); /* VcomH = VLCD63 x 0.99 */ + delay(1); + + sendCmd(0x1e); /* Power Control 5 */ + sendData16(0x00,0x00); /* VcomH =VLCD63 x 0.36 */ + delay(100); + + unselect_disp(); +} + +void resetArea(){ + int x=0,y=0; + int xwidth=130 , yheight=130; + + select_disp(); + + /* Set CAS Address */ + sendCmd(0x44); + sendData16(OFS_COL + xwidth - 1, OFS_COL + x); + + /* Set RAS Address */ + sendCmd(0x45); + sendData16(OFS_RAW + yheight - 1, OFS_RAW + y); + + /* Set RAM Address */ + sendCmd(0x21); + sendData16(OFS_RAW + y, OFS_COL + x); + + /* Write RAM */ + sendCmd(0x22); + + set_disp_data(); + unselect_disp(); +} + +void fillScreen(unsigned int color_H,unsigned int color_L){ + select_disp(); + int i; + resetArea(); + for(i=0;i<16900;i++){ + sendData16(color_H,color_L); + } + unselect_disp(); +} |