发布时间 : 2024/7/9 5:40:00 星期二 文章51单片机LED1616点阵滚动显示C程序 - 图文更新完毕开始阅读95b3448eb9d528ea80c77907

51单片机LED16*16点阵滚动显示C程序

发布时间:2009-11-23 21:07信息来源:实践教学网 发布者:admin 点击: 次

51单片机LED16*16点阵滚动显示C程序（附有电路图）。

/****************************************************************** 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 #include /*宏定义*/

#define uchar unsigned char #define uint unsigned int /*函数声明*/ void delay(); /*全局变量*/ uint lie; //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 **/ /** 杭州市公交公司K316路,开往武林广场,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=0x7fff; //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=0xff;//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=0xff;

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%6;//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1056-32=1024 m=0; }

}

/*延时子程序*/ void delay() {uint n;

for(n=0;n<90;n++) {;} }