单片机16*16点阵汉字显示仿真加源码 用74hc595驱动芯片

单片机16*16点阵仿真原理图如下

点阵由于电流比较大不能直接接单片机所以用74hc595驱动串转并芯片，还可以实现用很少的io口来控制.

单片机源程序如下:

#include "reg51.h"

#define uchar unsigned char

#define uint  unsigned int

#define Lie   P1

sbit SHCP = P2^0;

sbit  DS  = P2^1;

sbit STCP = P2^2;

uchar code led[ ] ={

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x08,0x40,0x08,0x40,0x0A,0x48,0xEA,0x4B,0xAA,0x4A,0xAA,0x4A,0xAA,0x4A,0xFE,0x7F,

0xAA,0x4A,0xAA,0x4A,0xA9,0x4A,0xF9,0x4B,0x29,0x48,0x0C,0x60,0x08,0x40,0x00,0x00, // 重

0x00,0x40,0x00,0x20,0xFC,0x9F,0x44,0x80,0x44,0x40,0x44,0x20,0x44,0x18,0x45,0x06,

0xFE,0x01,0x44,0x06,0x44,0x18,0x44,0x20,0x66,0x40,0x44,0xC0,0x00,0x40,0x00,0x00, //庆

0x80,0x80,0x80,0x40,0xFC,0x3F,0x96,0x02,0xA5,0x44,0x84,0x80,0xFC,0x7F,0x08,0x80,

0x08,0x40,0xC9,0x3F,0x4A,0x00,0x4E,0x00,0xE8,0x3F,0x4C,0x40,0x08,0x70,0x00,0x00, //航

0x40,0x80,0x42,0x80,0x42,0x40,0x42,0x20,0x42,0x10,0x42,0x0C,0x42,0x03,0xFE,0x00,

0x42,0x03,0x42,0x0C,0x42,0x10,0x42,0x20,0x43,0x40,0x62,0xC0,0x40,0x40,0x00,0x00,         //天

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

}; 

//uchar led[]={}

void shift16bit(uchar dat1,uchar dat2)  //595输出16位数据

{

uchar i;

STCP=0;        

for(i=0;i<8;i++)

  {

   SHCP=0;

   if(dat1 &0x80) DS=1;

     else DS=0;

    dat1<<=1;

   SHCP=1;

  }

  for(i=0;i<8;i++)

  {

   SHCP=0;

   if(dat2 &0x80) DS=1;

     else DS=0;

    dat2<<=1;

   SHCP=1;

  }

STCP=1;

}

void delay(uint x)

{

uint i;

for(i=0;i}

void main()

{

uchar i,x=0;

uint n;

while(1)

{

for(n=0;n<10;n++) 

for(i=0;i<16;i++)

  {

   Lie=i;

   shift16bit(led[2*i+1+2*x],led[2*i+2*x]);

   delay(100);

  }

  x++;

if(x==64) x=0;

/*

for(n=0;n<100;n++)

……………………