2.4寸tft-ST7735驱动代码

#include<ST7735.h> #include<absacc.h> #include<intrins.h> #include<string.h> #include<Font_GBK_code.h> #include<Font_ASCII_code.h> ////STC单片机IO推挽输出设置定义 //#define MCU_STC12//如果您使用的单片机不是STC12系列(如STC89C52)请屏蔽此宏定义 //#define MAIN_Fosc 12000000L //定义时钟 //#ifdef MCU_STC12 //sfr P3M1 = 0xB1; //P3M1.n,P3M0.n =00--->Standard, 01--->push-pull //sfr P3M0 = 0xB2; // =10--->pure input, 11--->open drain //sfr AUXR1 = 0xA2; //#endif uchar code map1[]; uchar code map2[]; uchar bdata bitdata; sbit bit7=bitdata^7; sbit bit6=bitdata^6; sbit bit5=bitdata^5; sbit bit4=bitdata^4; sbit bit3=bitdata^3; sbit bit2=bitdata^2; sbit bit1=bitdata^1; sbit bit0=bitdata^0; void delay(uint time) { uint i,j; for(i=0;i<time;i++) for(j=0;j<250;j++); } void LCD_CtrlWrite_IC(uchar c) { bitdata=c; cs=0; rs=0; sda=bit7;scl=0;scl=1; sda=bit6;scl=0;scl=1; sda=bit5;scl=0;scl=1; sda=bit4;scl=0;scl=1; sda=bit3;scl=0;scl=1; sda=bit2;scl=0;scl=1; sda=bit1;scl=0;scl=1; sda=bit0;scl=0;scl=1; cs=1; } void LCD_DataWrite_IC(uchar d) { bitdata=d; cs=0; rs=1; sda=bit7;scl=0;scl=1; sda=bit6;scl=0;scl=1; sda=bit5;scl=0;scl=1; sda=bit4;scl=0;scl=1; sda=bit3;scl=0;scl=1; sda=bit2;scl=0;scl=1; sda=bit1;scl=0;scl=1; sda=bit0;scl=0;scl=1; cs=1; } void LCD_DataWrite(uchar LCD_DataH,uchar LCD_DataL) { LCD_DataWrite_IC(LCD_DataH); LCD_DataWrite_IC(LCD_DataL); } void write_command(uchar c) { bitdata=c; cs=0; rs=0; sda=bit7;scl=0;scl=1; sda=bit6;scl=0;scl=1; sda=bit5;scl=0;scl=1; sda=bit4;scl=0;scl=1; sda=bit3;scl=0;scl=1; sda=bit2;scl=0;scl=1; sda=bit1;scl=0;scl=1; sda=bit0;scl=0;scl=1; cs=1; } void write_data(uchar d) { bitdata=d; cs=0; rs=1; sda=bit7;scl=0;scl=1; sda=bit6;scl=0;scl=1; sda=bit5;scl=0;scl=1; sda=bit4;scl=0;scl=1; sda=bit3;scl=0;scl=1; sda=bit2;scl=0;scl=1; sda=bit1;scl=0;scl=1; sda=bit0;scl=0;scl=1; cs=1; } void Reset() { reset=0; delay(100); reset=1; delay(100); } ////////////////////////////////////////////////////////////////////////////////////////////// void lcd_initial() { reset=0; delay(100); reset=1; delay(100); //------------------------------------------------------------------// //-------------------Software Reset-------------------------------// write_command(0x11); //Sleep out delay (120); //Delay 120ms //------------------------------------ST7735S Frame Rate-----------------------------------------// write_command(0xB1); write_data(0x05); write_data(0x3C); write_data(0x3C); write_command(0xB2); write_data(0x05); write_data(0x3C); write_data(0x3C); write_command(0xB3); write_data(0x05); write_data(0x3C); write_data(0x3C); write_data(0x05); write_data(0x3C); write_data(0x3C); //------------------------------------End ST7735S Frame Rate-----------------------------------------// write_command(0xB4); //Dot inversion write_data(0x03); write_command(0xC0); write_data(0x28); write_data(0x08); write_data(0x04); write_command(0xC1); write_data(0XC0); write_command(0xC2); write_data(0x0D); write_data(0x00); write_command(0xC3); write_data(0x8D); write_data(0x2A); write_command(0xC4); write_data(0x8D); write_data(0xEE); //---------------------------------End ST7735S Power Sequence-------------------------------------// write_command(0xC5); //VCOM write_data(0x1A); write_command(0x36); //MX, MY, RGB mode write_data(0xc0); //------------------------------------ST7735S Gamma Sequence-----------------------------------------// write_command(0xE0); write_data(0x04); write_data(0x22); write_data(0x07); write_data(0x0A); write_data(0x2E); write_data(0x30); write_data(0x25); write_data(0x2A); write_data(0x28); write_data(0x26); write_data(0x2E); write_data(0x3A); write_data(0x00); write_data(0x01); write_data(0x03); write_data(0x13); write_command(0xE1); write_data(0x04); write_data(0x16); write_data(0x06); write_data(0x0D); write_data(0x2D); write_data(0x26); write_data(0x23); write_data(0x27); write_data(0x27); write_data(0x25); write_data(0x2D); write_data(0x3B); write_data(0x00); write_data(0x01); write_data(0x04); write_data(0x13); //------------------------------------End ST7735S Gamma Sequence-----------------------------------------// write_command(0x3A); //65k mode write_data(0x05); write_command(0x29); //Display on write_command(0x2C); dsp_single_colour(0x00,0x00); } void RamAdressSet() { write_command(0x2A); write_data(0x00); write_data(0x00); write_data(0x00); write_data(0x7f); write_command(0x2B); write_data(0x00); write_data(0x00); write_data(0x00); write_data(0x9f); } void PutPixel(uint x_start,uint y_start,uint color) { LCD_CtrlWrite_IC(0x2a); LCD_DataWrite_IC(x_start); LCD_DataWrite_IC(0x5f); LCD_CtrlWrite_IC(0x2b); LCD_DataWrite_IC(y_start+0x34); LCD_DataWrite_IC(0x7F); LCD_CtrlWrite_IC(0x2c); LCD_DataWrite_IC(color>>8); LCD_DataWrite_IC(color&0xff); } void RedLine() { uchar i=0,j=0; i=66; // 11格灰阶 for(j=0;j<16;j++) { PutPixel(i,j,0xf800); } } void dsp_single_colour(uchar DH,uchar DL) { uchar i,j; //RamAdressSet(); for (i=0;i<160;i++) for (j=0;j<128;j++) LCD_DataWrite(DH,DL); } void Display_Desc() { Display_ASCII8X16(1,52,"MD:T18003"); Display_ASCII8X16(1,64,"Pro:T4528B00"); Display_ASCII8X16(1,76,"Dots:128*160"); Display_ASCII8X16(1,88,"IC: ST7735B"); Display_ASCII8X16(1,100,"VA:12 o'clock"); Display_ASCII8X16(1,112,"2015.12.6"); } void Output_Pixel(uint x,uint y) { LCD_CtrlWrite_IC(0x2A); //Column Address Set **** LCD_DataWrite_IC(x);//xsh LCD_DataWrite_IC(x);//xsl LCD_CtrlWrite_IC(0x2B);//Row Address Set **** LCD_DataWrite_IC(y);//ysl LCD_DataWrite_IC(y);//ysl LCD_CtrlWrite_IC(0x2c); LCD_DataWrite(0xff,0x00); //设置字体颜色 RamAdressSet(); } void Display_ASCII8X16(uint x0,uint y0,uchar *s) { int i,j,k,x,y,xx; unsigned char qm; long int ulOffset; char ywbuf[32],temp[2]; for(i = 0; i<strlen((char*)s);i++) { if(((unsigned char)(*(s+i))) >= 161) { temp[0] = *(s+i); temp[1] = '\0'; return; } else { qm = *(s+i); ulOffset = (long int)(qm) * 16; for (j = 0; j < 16; j ++) { ywbuf[j]=Zk_ASCII8X16[ulOffset+j]; } for(y = 0;y < 16;y++) { for(x=0;x<8;x++) { k=x % 8; if(ywbuf[y]&(0x80 >> k)) { xx=x0+x+i*8; Output_Pixel(xx,y+y0); } } } } } } //显示取模成数组后的汉字 void show_1_chinese(uchar x,uchar y,uchar code *dat) { uchar a; uchar j=0; uint tmp1=0; uchar tmp2=0; uchar i=0; for(a=0;a<32;a=a+2,j++) { tmp1=dat[a]; tmp2=dat[a+1]; tmp1=(tmp1<<8)+tmp2; for (i=0;i<16;i++) { if ((tmp1 >> i) & 1) Output_Pixel(x*16+(16-i),y*16+j); } } } //从字库中显示汉字 void show_chinese(uchar x,uchar y,uchar code *dat) { unsigned char i; for(i = 0; i < GB_16_num; i++) { if((GB_16[i].Index[0] == dat[0]) && (GB_16[i].Index[1] == dat[1])) break; } show_1_chinese(x,y,GB_16[i].Msk); } //显示汉字词组 //x:0-7 //y:0-9 //一行最多8个 void showsh(unsigned char x, unsigned char y, unsigned char code *dat) { while(*dat) {show_chinese(x++, y, dat); dat += 2;} //一个汉字GB码由2个字节组成 } /*void main() { #ifdef MCU_STC12 P3M1 &= ~(1<<2), P3M0 |= (1<<2); //P3.2 set as push-pull output mode #endif lcd_initial(); write_command(0x2C); dsp_single_colour(0x00,0x00); showsh(0,0,"你好呀傻逼"); Display_Desc(); //版本 while(1); }*/