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1、12864显示程序，51单片机，C语言可显示固定中文，字符，数字；可实时动态刷新显示数字，字符；#includesbit rs=P1A2;sbit rw=P1Ai；sbit cs=P1A0；sbit psb=P1A3;unsigned char code table|= X0:Y0:;unsigned char code table1=现在 X1:Y1:;unsigned char code table2=划线模式：;unsigned char code table3=开始 暂停;void delay(unsigned char z) II 延时unsigned i,j;for(i=0;ivz
2、;i+)for(j=0;j110;j+);void write_com(unsigned int com)II 写命令rs=0; rw=0;cs=0;P2=com;dela y(5);cs=1;dela y(5);cs=0;void write_date(unsigned char dat) / 写数据rs=1;rw=0;cs=0;P2=dat;dela y(5);cs=1;dela y(5);cs=0;void pos(unsigned char x,unsigned char y) /起点函数unsigned char pos;if(x=0)x=0x80;else if(x=1)x=0x9
3、0;else if(x=2)x=0x88;else if(x=3)x=0x98;pos=x+y/2;write_com(pos);void init()unsigned char i;psb=1;/1并行，0串行write_com(0x30); /基本指令操作dela y(5);write_com(0x0c);/ 显示开，关光标dela y(5);write_com(0x01); /清除led的显示内容 dela y(5);pos(0,0);i=0;while(tablei!=0)/第一行固定显示write_date(tablei);i+；pos(1,0)；i=0;while(table1i!
4、=0)write_date(table1i); i+；pos(2,0);i=0;while(table2i!=0)write_date(table2i); i+;pos(3,0);i=0;/第二行固定显示/第三行固定显示while(table3i!=0)write_date(table3i);/ 第四行固定显示i+；void write_dianya(unsigned char add_x,unsigned charadd_y,int date)/12864 刷新char bai,shi,ge;bai=date/100;shi=date%100/10;ge=date%10;pos(add_x,add_y);write_date(0x30+bai);write_date(0x30+shi);write_date(0x30+ge);void main()init();while(1)write_dianya(0,3,134);