硬件设计
（末尾附文件）
该方案支持左右滚动，两个按键，其中之一支持暂停/启动，另外一个支持换方向。
原理图：
仿真图：
程序设计
#include<reg51.h>#include<intrins.h>#define uchar unsigned char#define uint unsigned int#define data1 P0#define data2 P2sbit s1=P3^6;sbit s2=P3^7;bit fangxiang;uint alt=0,net=0,sl=128;bit mode;uchar code tab[]={//0x20,0x08,0x24,0x10,0x22,0x60,0x21,0x80,0x26,0x41,0x39,0x32,0x02,0x04,0x0C,0x18,0xF0,0x60,0x13,0x80,0x10,0x60,0x10,0x18,0x14,0x04,0x18,0x02,0x00,0x01,0x00,0x00,/*"欢",2*/0x02,0x00,0x02,0x02,0x42,0x04,0x33,0xF8,0x00,0x04,0x00,0x02,0x3F,0xF2,0x20,0x22,0x40,0x42,0x00,0x02,0x3F,0xFE,0x20,0x42,0x20,0x22,0x3F,0xC2,0x00,0x02,0x00,0x00,/*"迎",3*/0x00,0x80,0x01,0x00,0x06,0x00,0x1F,0xFF,0xE0,0x00,0x02,0x08,0x04,0x30,0x18,0xC0,0xF0,0x02,0x10,0x01,0x13,0xFE,0x10,0x00,0x10,0x80,0x14,0x60,0x18,0x18,0x00,0x00,/*"你",4*/0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,/*" ",5*/0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,/*" ",6*/};void delay(uint z) //延时子函数{uchar x;for(;z>0;z--)for(x=110;x>0;x--);}void xianshi()//显示{uchar aa,i;for(i=0;i<16;i++){P1=i; //列扫描data1=tab[net+aa]; //取出上8行数据输出aa++;data2=tab[net+aa]; //取出下8行数据输出aa++;delay(5);//延时data1=0; //清屏data2=0; //清屏P1=0x00; //消除余辉if(aa>30) aa=0; //字模地址}}void main() //主函数{ET1=1; //使能定时器0EA=1; //开启总中断TR1=1;//开始计数while(1) //无限循环{xianshi(); //显示if(s1==0) //检测按键{delay(30); //延时消抖TR1=~TR1; //按下暂停 ，暂按继续while(!s1)xianshi();delay(30);}if(s2==0)//检测按键{delay(30);//延时消抖fangxiang=~fangxiang; //方向取反while(!s2)xianshi();delay(30);}}}void timer1() interrupt 3{alt++;if(alt==10) //到一定的时间加以实现左移{alt=0;if(fangxiang==0) //如果是正向 正向移动{net=net+2;if(net>sl) //字移动数量net=0;
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文件仅供参考：
链接：/s/1oWzSEVmQzs9xctBMqX0f9Q
提取码：xm55
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