带汉字库的12864的示例程序(ST7920芯片)
// 12864 ST7920 串口程序 //*************************************************************************** //并口程序只需要修改一下底层的WriteCommand() WriteData()即可. //毕竟并口比串口简单一些,如果有不明白的请联系. //*************************************************************************** //连线表: CPU=89C52 SystemClock=12Mhz * //CS=P3.0 SCLK=P3.1 SID=P3.2 Reset=CPU复位信号取反* //*************************************************************************** #include <reg52.h> #include <intrins.h> sbit CS =P3^0; sbit SCK=P3^1; sbit SID=P3^2; sbit Key=P3^4; unsigned char code AC_TABLE[]={ 0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87, 0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97, 0x88,0x89,0x8a,0x8b,0x8c,0x8d,0x8e,0x8f, 0x98,0x99,0x9a,0x9b,0x9c,0x9d,0x9e,0x9f, }; unsigned char code str2[]="欢迎光临lcdbbs!!"; unsigned char code str1[]="故人西辞黄鹤楼,烟花三月下扬州。孤帆远影碧空尽,唯见长江天际流。"; unsigned char code bmp1[]; void SendByte(unsigned char Dbyte) { unsigned char i; for(i=0;i<8;i++) { SCK = 0; Dbyte=Dbyte<<1; SID = CY; SCK = 1; SCK = 0; } } unsigned char ReceiveByte(void) { unsigned char i,temp1,temp2; temp1=temp2=0; for(i=0;i<8;i++) { temp1=temp1<<1; SCK = 0; SCK = 1; SCK = 0; if(SID) temp1++; } for(i=0;i<8;i++) { temp2=temp2<<1; SCK = 0; SCK = 1; SCK = 0; if(SID) temp2++; } return ((0xf0&temp1)+(0x0f&temp2)); } void CheckBusy( void ) { do SendByte(0xfc); //11111,RW(1),RS(0),0 while(0x80&ReceiveByte()); } void WriteCommand( unsigned char Cbyte ) { CS = 1; CheckBusy(); SendByte(0xf8); //11111,RW(0),RS(0),0 SendByte(0xf0&Cbyte); SendByte(0xf0&Cbyte<<4); CS = 0; } void WriteData( unsigned char Dbyte ) { CS = 1; CheckBusy(); SendByte(0xfa); //11111,RW(0),RS(1),0 SendByte(0xf0&Dbyte); SendByte(0xf0&Dbyte<<4); CS = 0; } unsigned char ReadData( void ) { CheckBusy(); SendByte(0xfe); //11111,RW(1),RS(1),0 return ReceiveByte(); } void Delay(unsigned int MS) { unsigned char us,usn; while(MS!=0) //for 12M { usn = 2; while(usn!=0) { us=0xf5; while (us!=0){us--;}; usn--; } MS--; } } void LcmInit( void ) { WriteCommand(0x30); WriteCommand(0x03); WriteCommand(0x0C); WriteCommand(0x01); WriteCommand(0x06); } void LcmClearTXT( void ) { unsigned char i; WriteCommand(0x30); WriteCommand(0x80); for(i=0;i<64;i++) WriteData(0x20); } void LcmClearBMP( void ) { unsigned char i,j; WriteCommand(0x34); WriteCommand(0x36); for(i=0;i<32;i++) { WriteCommand(0x80|i); WriteCommand(0x80); for(j=0;j<32;j++) WriteData(0); } } void PutStr(unsigned char row,unsigned char col,unsigned char *puts) { WriteCommand(0x30); WriteCommand(AC_TABLE[8*row+col]); while(*puts != '\0') { if(col==8) { col=0; row++; } if(row==4) row=0; WriteCommand(AC_TABLE[8*row+col]); WriteData(*puts); puts++; WriteData(*puts); puts++; col++; } } void PutBMP(unsigned char *puts) { unsigned int x=0; unsigned char i,j; WriteCommand(0x34); WriteCommand(0x36); for(i=0;i<32;i++) { WriteCommand(0x80|i); WriteCommand(0x80); for(j=0;j<32;j++) { WriteData(puts[x]); x++; } } } void main( void ) { Delay(100); LcmInit(); LcmClearTXT(); LcmClearBMP(); while(1) { LcmClearTXT(); PutBMP(bmp1); Delay(1000); LcmClearBMP(); PutStr(0,0,str1); Delay(1000); } } unsigned char code bmp1[]={ 0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF, 0x80,0x00,0x0F,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x70,0x00,0x00,0x01, 0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01, 0x80,0x00,0x3F,0xC0,0x00,0x07,0x07,0x00,0x04,0x01,0x00,0x00,0x38,0x60,0x00,0x01, 0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01, 0x80,0x00,0x78,0xE0,0x00,0x3F,0x83,0x80,0x06,0x03,0x80,0x00,0x1C,0x70,0x00,0x01, 0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01, 0x80,0x02,0x38,0x70,0x00,0xFF,0x07,0x80,0x06,0x39,0x80,0x00,0x1F,0x70,0x00,0x01, 0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01, 0x80,0x02,0x1C,0x30,0x00,0x7C,0x0E,0x00,0x06,0x19,0xC0,0x00,0x1F,0x80,0x00,0x01, 0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01, 0x80,0x02,0x1C,0x30,0x00,0x3E,0x1C,0x00,0x06,0x1F,0xC0,0x00,0x7F,0x00,0x00,0x01, 0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01, 0x80,0x03,0x3E,0x30,0x00,0x62,0x1A,0x00,0x0F,0x79,0x00,0x03,0xFE,0x00,0x00,0x01, 0x80,0x00,0x00,0x60,0x0F,0x00,0x3F,0x00,0x00,0x00,0x3C,0x00,0xC0,0x00,0x00,0x01, 0x80,0x07,0x76,0x18,0x00,0xC3,0xC1,0x00,0x1F,0xFB,0x00,0x03,0xFE,0x00,0x00,0x01, 0x80,0x00,0x01,0xE0,0x3F,0xC0,0xF1,0xC0,0x00,0x00,0xF0,0x01,0xC0,0x00,0x00,0x01, 0x80,0x07,0x6E,0x18,0x00,0xCF,0xC1,0x80,0x7E,0x3F,0x80,0x01,0xE2,0x00,0x00,0x01, 0x80,0x00,0x07,0xE0,0x7F,0xE0,0xE0,0xE0,0x00,0x03,0xC0,0x03,0xC0,0x00,0x00,0x01, 0x80,0x07,0x7F,0x98,0x00,0xFE,0x83,0x81,0xFC,0x1E,0xC0,0x00,0x83,0x00,0x00,0x01, 0x80,0x00,0x0F,0xE0,0x63,0xE1,0xE0,0xE0,0x00,0x07,0x00,0x03,0xC0,0x00,0x00,0x01, 0x80,0x06,0xFF,0xD8,0x01,0xFA,0x87,0x00,0xFD,0xF8,0xC0,0x01,0x73,0x00,0x00,0x01, 0x80,0x00,0x01,0xE0,0xC1,0xE1,0xE0,0xE0,0x00,0x0F,0x00,0x07,0xC0,0x00,0x00,0x01, 0x80,0x0F,0xD9,0xD8,0x03,0xE3,0x0E,0x80,0xFE,0x7E,0xC0,0x03,0xF9,0x80,0x00,0x01, 0x80,0x00,0x01,0xE0,0x01,0xE1,0xF0,0xE0,0x00,0x1E,0x00,0x0B,0xC0,0x00,0x00,0x01, 0x80,0x0D,0xB8,0x18,0x1F,0xC3,0x08,0xC0,0x0E,0x6D,0x80,0x03,0xF1,0x80,0x00,0x01, 0x80,0x00,0x01,0xE0,0x01,0xE0,0xFD,0xC7,0xEF,0x9E,0x00,0x13,0xC0,0x00,0x00,0x01, 0x80,0x0D,0xFE,0x18,0x0F,0xC2,0x10,0xE0,0x1C,0x3F,0x00,0x03,0xE0,0xC0,0x00,0x01, 0x80,0x00,0x01,0xE0,0x01,0xC0,0xFF,0x83,0xC6,0x1F,0xE0,0x13,0xC0,0x00,0x00,0x01, 0x80,0x0D,0xCE,0x18,0x06,0xC2,0x01,0xC0,0x38,0x3E,0x00,0x00,0xE8,0xC0,0x00,0x01, 0x80,0x00,0x01,0xE0,0x01,0x80,0x3F,0x81,0xE4,0x3C,0x78,0x23,0xC0,0x00,0x00,0x01, 0x80,0x0C,0x4C,0x18,0x00,0xC2,0x03,0x80,0x78,0x1F,0xF0,0x00,0xFC,0x60,0x00,0x01, 0x80,0x00,0x01,0xE0,0x03,0x80,0x3F,0xC1,0xE8,0x3C,0x78,0x43,0xC0,0x00,0x00,0x01, 0x80,0x0C,0x5E,0x18,0x00,0xC2,0x07,0x00,0x68,0x3F,0xF8,0x03,0xFC,0x22,0x00,0x01, 0x80,0x00,0x01,0xE0,0x03,0x00,0x6F,0xC0,0xF0,0x3C,0x3C,0x83,0xC0,0x00,0x00,0x01, 0x80,0x06,0x3F,0x38,0x01,0x82,0x0E,0x00,0x09,0xF8,0x00,0x03,0xC0,0x32,0x00,0x01, 0x80,0x00,0x01,0xE0,0x06,0x00,0xC3,0xE0,0x78,0x3C,0x3C,0xFF,0xF0,0x00,0x00,0x01, 0x80,0x07,0x10,0x38,0x00,0x82,0x1C,0x00,0x0B,0x99,0xC0,0x03,0x00,0x1A,0x00,0x01, 0x80,0x00,0x01,0xE0,0x0C,0x11,0xC3,0xE0,0x78,0x3C,0x3C,0xFF,0xF0,0x00,0x00,0x01, 0x80,0x03,0xFF,0xF0,0x00,0x02,0x38,0x00,0x08,0x30,0xE0,0x02,0x00,0x1E,0x00,0x01, 0x80,0x00,0x01,0xE0,0x08,0x11,0xC1,0xE0,0x7C,0x3C,0x3C,0xFF,0xF0,0x00,0x00,0x01, 0x80,0x01,0xEF,0xF0,0x00,0x00,0xE0,0x00,0x08,0xE0,0x60,0x00,0x00,0x0E,0x00,0x01, 0x80,0x00,0x01,0xE0,0x1F,0xF1,0xC1,0xE0,0xBC,0x1C,0x3C,0x03,0xC0,0x00,0x00,0x01, 0x80,0x00,0x03,0xE0,0x00,0x00,0x00,0x00,0x04,0x00,0x00,0x00,0x00,0x07,0x00,0x01, 0x80,0x00,0x01,0xE0,0x3F,0xE1,0xC1,0xC0,0x9E,0x1E,0x38,0x03,0xC0,0x00,0x00,0x01, 0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x01, 0x80,0x00,0x01,0xF0,0x7F,0xE0,0xE3,0x83,0x1F,0x0E,0x70,0x03,0xC0,0x00,0x00,0x01, 0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01, 0x80,0x00,0x0F,0xFC,0xFF,0xE0,0x3F,0x07,0xDF,0x83,0xE0,0x03,0xC0,0x00,0x00,0x01, 0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01, 0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01, 0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01, 0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01, 0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01, 0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01, 0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01, 0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01, 0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01, 0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01, 0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01, 0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01, 0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01, 0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x60,0x00,0x00,0x01, 0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF, };
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