单片机16*16点阵汉字显示仿真加源码用74hc595驱动芯片

ID:239504 · 发表于 2017-10-14 21:46

单片机16*16点阵仿真原理图如下（proteus仿真工程文件可到本帖附件中下载）

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<x;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++)
……………………
…………限于本文篇幅余下代码请从51黑下载附件…………