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51单片机LED16*16点阵滚动显示电路图+源程序
/******************************************************************
功能：LED16*16点阵滚动显示
说明：74LS164用作发送数据，P0,P2口用来列选
看本程序最好的工具最好旁边有标号和语法着色，推荐keil或UltraEdit
懒人提示：要改成自己所要的显示内容，要怎么改？
1.要改显示内容改第23~92行代码，还有第119行代码，具体改法见下面注释
2.要改滚动速度改第102行代码
*******************************************************************/
/*头文件*/
#include&reg52.h&
#include&intrins.h&
/*宏定义*/
#define uchar unsigned char
#define uint&&unsigned int
/*函数声明*/
void delay();
/*全局变量*/
//列选标志
/** 字模:反显，纵向取模，开头和结尾均加入32个0xFF，用于改善屏滚动显示时循环的连贯性& &**/
/** 北京市公交公司 T8 路,开往北京西站,发车时间20:30,欢迎大家乘坐！&&--&&**&&宋体, 12&&**/
/** 当前所选字体下一个汉字对应的点阵为:&&宽度x高度=496x16,&&调整后为: 496x16& && && & **/
uchar code text[1056]={& &//这里的数据为你要显示的内容的数据量+64（前后各32个0xff)
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
//改显示内容以上两行别改
0xEF,0xDF,0xEF,0x3F,0xE8,0xFF,0x00,0x00,0xED,0xFF,0xFE,0xFD,0xEF,0xF3,0xEC,0x0F,
0x6D,0xFF,0x8D,0xFF,0xED,0xFF,0xEC,0x03,0xEF,0xFD,0xEF,0xFD,0xEF,0xE1,0xFF,0xFF,
0xFF,0x7F,0xF8,0xFE,0xFF,0xF9,0xFF,0xE7,0x00,0x1F,0xFB,0xFF,0xFC,0xFF,0xFF,0xFF,
0x80,0x01,0xF7,0xFF,0xF9,0xFF,0xFE,0x7F,0xFF,0xFF,0x00,0x00,0xFF,0xFF,0xFF,0xFF,
0xDF,0xFF,0xDF,0xFF,0xDF,0xFF,0xD8,0x03,0xDB,0xFF,0xDB,0xFF,0x5B,0xFF,0x80,0x00,
0xDB,0xFF,0xDB,0xFF,0xDB,0xF7,0xDB,0xFB,0xD8,0x07,0xDF,0xFF,0xDF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0x7F,0xFE,0xFB,0xFD,0xF1,0xF3,0xEB,0x8F,0xDB,0xDE,0x3B,0xFF,0x73,
0xFF,0xF7,0x8F,0xF7,0xF7,0xD7,0xF9,0xE1,0xFC,0xF3,0xFE,0x7F,0xFE,0xFF,0xFF,0xFF,
0xFF,0xFF,0xEF,0xFE,0xEE,0xFE,0xED,0xFD,0xE3,0x7D,0xEB,0xBB,0x6F,0xD7,0x8F,0xE7,
0xCF,0xCF,0xEF,0x97,0xE6,0x3B,0xEB,0x79,0xE9,0xFC,0xED,0xFD,0xEF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0x7F,0xFE,0xFB,0xFD,0xF1,0xF3,0xEB,0x8F,0xDB,0xDE,0x3B,0xFF,0x73,
0xFF,0xF7,0x8F,0xF7,0xF7,0xD7,0xF9,0xE1,0xFC,0xF3,0xFE,0x7F,0xFE,0xFF,0xFF,0xFF,
0xFF,0xFF,0xF7,0xFF,0xB6,0x07,0xB6,0xDF,0xB6,0xDF,0xB6,0xDF,0xB6,0xDF,0xB6,0xDF,
0xB6,0xDF,0xB6,0x0F,0xB7,0xFF,0xBF,0xFB,0xBF,0xFD,0x80,0x03,0xFF,0xFF,0xFF,0xFF,
0xEF,0xFB,0xE0,0x03,0xEE,0xFB,0xFC,0x7F,0xEB,0x9B,0xE7,0xE3,0xEF,0xFB,0xFF,0xFF,
0xFF,0xFF,0xF3,0xE7,0xEF,0xFB,0xEE,0xFB,0xEE,0xFB,0xED,0x77,0xF3,0x8F,0xFF,0xFF,
0xFF,0xFF,0xF7,0xFB,0xF7,0xFB,0xE0,0x03,0xFF,0xFB,0xFF,0xFB,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xF8,0x0F,0xF7,0x77,0xEE,0xFB,0xEE,0xFB,0xE7,0x77,0xFF,0x8F,0xFF,0xFF,
0xFF,0xFB,0x81,0x03,0xBB,0xFB,0xB8,0x07,0x83,0x77,0xFB,0x77,0xF7,0xBF,0xEF,0x01,
0x0F,0x3B,0xD2,0xBB,0xDD,0xBB,0xDA,0xBB,0xC6,0x81,0xDF,0x3F,0xFF,0x7F,0xFF,0xFF,
0xFF,0xFE,0xFF,0xF2,0xFF,0xF1,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFD,0xFF,0xBD,0xFD,0xBD,0xFB,0xBD,0xF7,0xBD,0xCF,0x80,0x3F,0xBD,0xFF,0xBD,0xFF,
0xBD,0xFF,0xBD,0xFF,0x80,0x01,0xBD,0xFF,0xBD,0xFF,0xBD,0xFF,0xBD,0xFF,0xFF,0xFF,
0xFB,0xBF,0xF7,0x7F,0xEE,0xFF,0x10,0x00,0xBB,0xFF,0xEF,0xFD,0xEF,0x7D,0xEF,0x7D,
0x6F,0x7D,0x80,0x01,0xAF,0x7D,0xEF,0x7D,0xEF,0x7D,0xEF,0x7D,0xEF,0xFD,0xFF,0xFF,
0xF7,0xFD,0xF7,0xFD,0xD7,0x01,0xD7,0xFB,0xD7,0xFB,0xD4,0x07,0xD7,0x77,0xD7,0x77,
0xF7,0x7F,0x01,0xFF,0xF6,0x1F,0xB7,0xE7,0xD7,0xFB,0xF7,0xFD,0xF7,0xF0,0xFF,0xFF,
0xF7,0xEF,0xF7,0x9F,0xF6,0x7F,0x00,0x00,0xF6,0xFF,0xF7,0x37,0xFF,0xEF,0xF7,0xDF,
0xF7,0x3F,0xF4,0xFF,0x00,0x00,0xF6,0x7F,0xF7,0x9F,0xF7,0xE7,0xF7,0xEF,0xFF,0xFF,
0xFF,0xFD,0xFF,0xF3,0xC0,0x0F,0xDF,0xFF,0xDF,0xFF,0xDF,0xFF,0xDF,0xFF,0x5F,0xFF,
0x9F,0xFF,0xDF,0xFF,0xDF,0xFF,0xDF,0xFF,0xDF,0xFF,0xDF,0xFF,0xDF,0xFF,0xFF,0xFF,
0xF7,0xEF,0xF7,0xE7,0xF7,0xEF,0x00,0x1F,0xF7,0xDF,0xF7,0xBF,0xBF,0xAD,0xBD,0xDB,
0xB9,0xB7,0xB4,0x6F,0xAD,0x9F,0x9C,0x7D,0xBD,0xFE,0xF8,0x01,0xFD,0xFF,0xFF,0xFF,
0xFF,0xFE,0xFF,0xF2,0xFF,0xF1,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFD,0xF7,0xFB,0x83,0xF7,0xF7,0xEE,0xF7,0x1E,0xF0,0x7D,0x06,0x9D,0xF6,0xEB,
0xF6,0xF7,0xB6,0xEB,0xD6,0x1B,0xC7,0xFD,0xF7,0xFC,0xF7,0xFD,0xF7,0xFF,0xFF,0xFF,
0xFF,0xDF,0xDF,0xDF,0xDE,0xDF,0xDC,0xDF,0xDA,0xDF,0xC6,0xDF,0x1E,0xDF,0xDE,0xDF,
0xD0,0x00,0xDE,0xDF,0xDE,0xDF,0xDE,0xDF,0xDE,0xDF,0xDE,0xDF,0xFF,0xDF,0xFF,0xFF,
0xFF,0xFF,0xC0,0x1F,0xDD,0xDF,0xDD,0xDF,0xDD,0xDF,0xC0,0x1F,0xF7,0xFF,0xF6,0xFF,
0xF7,0x3F,0xF7,0xFD,0xF7,0xFE,0x00,0x01,0xF7,0xFF,0xF7,0xFF,0xF7,0xFF,0xFF,0xFF,
0xFF,0xFF,0xE0,0x00,0x7F,0xFF,0x9F,0xFF,0xFF,0xFF,0xF0,0x1F,0xB6,0xDF,0xB6,0xDF,
0xB6,0xDF,0xB6,0xDF,0xB0,0x1F,0xBF,0xFD,0xBF,0xFE,0x80,0x01,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xF1,0xF3,0xEF,0xEB,0xEF,0xDB,0xEF,0xBB,0xEE,0x7B,0xF1,0xF3,0xFF,0xFF,
0xFF,0xFF,0xF8,0x0F,0xF7,0xF7,0xEF,0xFB,0xEF,0xFB,0xF7,0xF7,0xF8,0x0F,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFC,0xF3,0xFC,0xF3,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xF3,0xE7,0xEF,0xFB,0xEE,0xFB,0xEE,0xFB,0xED,0x77,0xF3,0x8F,0xFF,0xFF,
0xFF,0xFF,0xF8,0x0F,0xF7,0xF7,0xEF,0xFB,0xEF,0xFB,0xF7,0xF7,0xF8,0x0F,0xFF,0xFF,
0xFF,0xFE,0xFF,0xF2,0xFF,0xF1,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xD7,0xFB,0xDB,0xF7,0xDD,0xCD,0xDE,0x3D,0xD9,0x3D,0xC7,0xCB,0xFB,0xFB,0xE7,0xF7,
0x0F,0xCF,0xE8,0x3F,0xEF,0x9F,0xEF,0xE7,0xEB,0xF3,0xE7,0xF9,0xEF,0xFB,0xFF,0xFF,
0xFD,0xFD,0x7D,0xFB,0x8C,0x07,0xDF,0xFB,0xFF,0xFD,0xC0,0x1D,0xDF,0xBD,0xBF,0x7D,
0xBF,0xFD,0xC0,0x05,0xDF,0xFD,0xDF,0xBD,0xDF,0xDD,0xC0,0x3D,0xFF,0xFD,0xFF,0xFF,
0xFB,0xFF,0xFB,0xFE,0xFB,0xFD,0xFB,0xFB,0xFB,0xF7,0xFB,0xCF,0xFA,0x3F,0x01,0xFF,
0xFA,0x7F,0xFB,0x9F,0xFB,0xEF,0xFB,0xF3,0xFB,0xF9,0xFB,0xFC,0xFB,0xFD,0xFF,0xFF,
0xFF,0xFF,0xE7,0x6B,0xDF,0x6B,0xD7,0x57,0xD6,0xD7,0xD6,0xAD,0x54,0x6E,0x92,0xDD,
0xD7,0x03,0xD7,0x9F,0xD6,0x6F,0xDF,0x6F,0xD7,0xF7,0xCF,0xF3,0xDF,0xF7,0xFF,0xFF,
0xEF,0xBB,0xEB,0xBB,0xAB,0x77,0xAB,0x77,0xA0,0x2F,0xAF,0xCF,0xAF,0x9F,0x80,0x01,
0xAF,0xBF,0x6F,0xDF,0x60,0x4F,0x6D,0x67,0x6B,0x73,0xCB,0x77,0xEE,0x7F,0xFF,0xFF,
0xFF,0x7D,0xFE,0xFD,0xF9,0xDD,0xC7,0xDD,0xFB,0xDD,0xFC,0xDD,0xFF,0xDD,0x00,0x01,
0xFF,0x5D,0xFE,0xDD,0xFD,0xDD,0xC3,0xDD,0xFD,0xDD,0xFE,0xFD,0xFF,0xFD,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xF0,0x05,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
//改显示内容以下两行别改
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF
};
/*主函数*/
void main()
{uchar i,j;
uint m=0;//m是从字模数组里向后取数据时的计数器，用以改变显示文字的内容，及滚动显示效果
SCON=0;&&//初始化串口为工作方式0（同步通信方式，TxD输出同步脉冲）
lie=0x7 //列选标志初始化
while(1) //重复循环显示
{for(j=0;j&10;j++) //j用来控制屏上1帧显示内容停留的时间，即用来控制滚动速度
{ for(i=1;i&=31;i+=2)
& & {P0=0//先关显示，以免164内数据移动过程中在屏上产生不良影响，大家可以把这两句去掉比较下显示效果
& &&&P2=0
& &&&SBUF=text[i+m];//从串口发送字模数据（为什么要先发后一个数据，看下电路应该会明白吧：）
& &&&while(TI==0);&&//等待发送完毕
& &&&TI=0;
& &&&SBUF=text[i+m-1];//从串口发送数据，补全整一列数据
& &&&while(TI==0);
& &&&TI=0;
&&P0=lie%256;//选中要显示的那列，同时等于打开了那列的显示
& &&&P2=lie/256;
& &&&delay(); //延时，等待一段时间，让这列显示的内容在人眼内产生“视觉暂留”现象，略知生理的人应该都知道吧。
&&lie=_iror_(lie,1); //列选标志移位，准备用来选中下一列
& && &}
&&}//返回显示下一列，直到16列都显示完成
&&m+=2;//显示内容向后移一列
&&if(m&1024)//这个数据为你的字模数组的大小-32，我的是4
&&m=0;
& & }
/*延时子程序*/
void delay()
{
for(n=0;n&90;n++)
& &{;}
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74154和AT89s52单片机能做出16*16的点阵 诚心为你解答，给个好评吧亲，谢谢啦
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