LCD.rar_lcd12864

// 12864I (串口) //*************************************************************************** //连线表: CPU=89C52 * //CS=P3.1 SID=P3.1 SCK=P3.2 RS=P3.3 Fosc=12Mhz * //*************************************************************************** #include <reg51.h> #include <stdlib.h> #include <intrins.h> #include <stdio.h> sbit CS =P1^0; //片选 sbit SID=P1^1; //数据 sbit SCK=P1^2; //Clock信号 sbit RS =P1^3; //数据指令选择 sbit RST=P1^4; //sbit Key=P1^5; //锁定按键 #define uchar unsigned char #define uint unsigned int uchar code bmp1[]; uchar code bmp2[]; uchar code bmp3[]; uchar code ASCIIchardot[]; uchar code Table[]={3,2,1,0,7,6,5,4,}; void WRI( uchar iidata ) { uchar i; CS=0; RS=0; for(i=0;i<8;i++) { SCK=1; SID=( (iidata>>(7-i)) &0x01); SCK=0; _nop_(); SCK=1; } } void WRD(uchar iddata) { uchar i; CS=0; RS=1; for(i=0;i<8;i++) { SCK=1; SID=( (iddata>>(7-i)) &0x01); SCK=0; _nop_(); SCK=1; } } void Delay(uint MS) { uchar us,usn; while(MS!=0) { usn = 4; while(usn!=0) { us=0xf0; while (us!=0){us--;}; usn--; } MS--; } } void LCR( void ) { uint i,j; WRI(0x40); //Set Display Start Line = com0 for(i=0;i<8;i++) { WRI(0xB0|Table[i]); //Set Page Address as ComTable WRI(0x10); //Set Column Address = 0 WRI(0x01); //Colum from 1 -> 129 auto add for(j=0;j<128;j++) { WRD( 0 ); } } } void LcmInit( void ) { WRI(0xAE); //Display OFF WRI(0xA2); //1/64 Duty 1/9 Bias WRI(0xA0); //ADC select --> right WRI(0xC0); //com1 --> com64 WRI(0x27); //V0 regulator Rb/Ra=111B WRI(0x81); //Sets V0 WRI(0x30); //对比度调节 WRI(0x2F); //voltage follower ON regulator ON booster ON WRI(0xA6); //Normal Display (not reverse dispplay) WRI(0xA4); //Entire Display Disable LCR(); WRI(0xAF); //Display ON WRI(0x40); //Set Display Start Line = com0 WRI(0xB0); //Set Page Address = 0 WRI(0x10); //Set Column Address 4 higher bits = 0 WRI(0x01); //Set Column Address 4 lower bits = 1 , from IC SEG1 -> SEG129 } void LDspBmp( uchar *puts ) { uchar i,j; uint bb=0; WRI(0x40); //Set Display Start Line = com0 for(i=0;i<8;i++) { WRI(0xB0|Table[i]); //Set Page Address WRI(0x10); //Set Column Address = 0 WRI(0x01); //Colum from 1 -> 129 auto add for(j=0;j<128;j++) { WRD( puts[bb] ); bb++; } } } //显示ASICC字符的函数 void pchar(uchar col,uchar page,uchar Order) //这里我不用x y做参数,是更贴切一些,实际上就是列值(横坐标)0-127,页值(纵坐标)0-7 { uchar i; uint ac; ac = (Order-0x20)*0x10; //ASICC字符从0x20开始,每个16 byte WRI(Table[page&0x07]|0xB0); //Set Page Address WRI( ((col+1)>>4) | 0x10); //Set Column Address High Byte WRI( (col+1)&0x0F ); //Low Byte Colum from 1 -> 129 auto add for(i=0;i<8;i++) { WRD( ASCIIchardot[ac] ); ac++; } page++; //下半字符page+1 WRI(Table[page&0x07]|0xB0); //Set Page Address WRI( ((col+1)>>4) | 0x10); //Set Column Address High Byte WRI( (col+1)&0x0F ); //Low Byte Colum from 1 -> 129 auto add for(i=0;i<8;i++) { WRD( ASCIIchardot[ac] ); ac++; } page--; //写完一个字符page还原 } //显示字符串的函数 /* 为了避免需要LcmPutChar返回page col值, 只能将判断col和paeg的程序放到PutStr中 调用函数的时候需要注意 */ void pstr(uchar col,uchar page,uchar *puts) { while(*puts != '\0') //判断字符串时候显示完毕 { if(col>120) //判断行末空间是否足够放一个字符,自动换行 { page=page+2; col=0; } if(page>6) //到了屏幕最下角,自动返回左上角 { page=0; col=0; } pchar(col,page,*puts); puts++; Delay(10); //延时演示效果 col=col+8; //下一个字符8列之后 } } void LcmDisplayDots( void ) { uchar i,j,X=0x55; WRI(0x40); //Set Display Start Line = com0 for(i=0;i<8;i++) { WRI(0xB0|Table[i]); //Set Page Address WRI(0x10); //Set Column Address = 0 WRI(0x01); //Colum from 1 -> 129 auto add for(j=0;j<128;j++) { WRD( X ); X=~X; } } } void LcmDisplayDotsUp( void ) { uchar i,j,X=0x55; WRI(0x40); //Set Display Start Line = com0 for(i=0;i<4;i++) { WRI(0xB0|Table[i]); //Set Page Address WRI(0x10); //Set Column Address = 0 WRI(0x01); //Colum from 1 -> 129 auto add for(j=0;j<128;j++) { WRD( X ); X=~X; } } for(i=4;i<8;i++) { WRI(0xB0|Table[i]); //Set Page Address WRI(0x10); //Set Column Address = 0 WRI(0x01); //Colum from 1 -> 129 auto add for(j=0;j<128;j++) { WRD( 0xff ); } } } void LcmDisplayDotsDown( void ) { uchar i,j,X=0x55; WRI(0x40); //Set Display Start Line = com0 for(i=0;i<4;i++) { WRI(0xB0|Table[i]); //Set Page Address WRI(0x10); //Set Column Address = 0 WRI(0x01); //Colum from 1 -> 129 auto add for(j=0;j<128;j++) { WRD( 0xff ); } } for(i=4;i<8;i++) { WRI(0xB0|Table[i]); //Set Page Address WRI(0x10); //Set Column Address = 0 WRI(0x01); //Colum from 1 -> 129 auto add for(j=0;j<128;j++) { WRD( X ); X=~X; } } } void LcmDisplayBlack( ) { uchar i,j; WRI(0x40); //Set Display Start Line = com0 for(i=0;i<8;i++) { WRI(0xB0|Table[i]); //Set Page Address WRI(0x10); //Set Column Address = 0 WRI(0x01); //Colum from 1 -> 129 auto add for(j=0;j<128;j++) WRD( 0xff ); } } /* void DelayKey(uchar HalfSecond) { //Delay_key加入时间参数 uint i; for(i=0;i<26*HalfSecond;i++) { if(Key==0) { Delay(20); while(Key==0) {Delay(20);} break; } else Delay(10); } } */ void main( void ) { Delay(50); RST=0; Delay(250); RST=1; Delay(10); LcmInit(); while(1) { LDspBmp(bmp1); //DelayKey(2); LDspBmp(bmp2); //DelayKey(2); LDspBmp(bmp3); //DelayKey(2); LCR(); pstr(0,0,"abcdefghijklmnopqrstuvwxyz123456ABCDEFGHIJKLMNOPQRSTUVWXYZ123456"); //DelayKey(2); LcmDisplayBlack(); //DelayKey(2); } } /* ASICC字库代码 8x16点阵 */ uchar code ASCIIchardot[16*96] = { /* */ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /*! */ 0x00,0x00,0x00,0x1F,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xCC,0x0C,0x00,0x00,0x00, /*" */ 0x00,0x08,0x30,0x60,0x08,0x30,0x60,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /*# */ 0x02,0x03,0x1E,0x02,0x03,0x1E,0x02,0x00,0x20,0xFC,0x20,0x20,0xFC,0x20,0x20,0x00, /*$ */ 0x00,0x0E,0x11,0x3F,0x10,0x0C,0x00,0x00,0x00,0x18,0x04,0xFF,0x84,0x78,0x00,0x00, /*% */ 0x0F,0x10,0x0F,0x00,0x07,0x18,0x00,0x00,0x00,0x84,0x38,0xC0,0x78,0x84,0x78,0x00, /*& */ 0x00,0x0F,0x10,0x11,0x0E,0x00,0x00,0x00,0x78,0x84,0xC4,0x24,0x98,0xE4,0x84,0x08, /*' */ 0x08,0x68,0x70,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /*( */ 0x00,0x00,0x00,0x07,0x18,0x20,0x40,0x00,0x00,0x00,0x00,0xE0,0x18,0x04,0x02,0x00, /*) */ 0x00,0x40,0x20,0x18,0x07,0x00,0x00,0x00,0x00,0x02,0x04,0x18,0xE0,0x00,0x00,0x00, /** */ 0x02,0x02,0x01,0x0F,0x01,0x02,0x02,0x00,0x40,0x40,0x80,0xF0,0x80,0x40,0x40,0x00, /*+ */ 0x00,0x00,0x00,0x0F,0x00,0x00,0x00,0x00,0x80,0x80,0x80,0xF8,0x80,0x80,0x80,0x00, /*, */ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x0D,0x0E,0x00,0x00,0x00,0x00,0x00, /*- */ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0x80,0x80,0x80,0x80,0x80,0x80, /*. */ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0C,0x0C,0x00,0x00,0x00,0x00,0x00, /*/ */ 0x00,0x00,0x00,0x00,0x01,0x06,0x18,0x20,0x00,0x06,0x18,0x60,0x80,0x00,0x00,0x00, /*0 */ 0x00,0x07,0x08,0x10,0x10,0x08,0x07,0x00,0x00,0xF0,0x08,0x04,0x04,0x08,0xF0,0x00, /*1 */ 0x00,0x08,0x08,0x1F,0x00,0x00,0x00,0x00,0x00,0x04,0x04,0xFC,0x04,0x04,0x00,0x00, /*2 */ 0x00,0x0E,0x10,0x10,0x10,0x11,0x0E,0x00,0x00,0x0C,0x14,0x24,0x44,0x84,0x0C,0x00, /*3 */ 0x00,0x0C,0x10,0x11,0x11,0x12,0x0C,0x00,0x00,0x18,