单片机+74LS595+74HC154六字点阵屏幕Proteus仿真程序

ID:766282 · 发表于 2021-7-6 08:49

6个16*16的点阵显示6个汉字仿真原理图如下（proteus仿真工程文件可到本帖附件中下载）

单片机源程序如下:

#include<AT89X52.H>
sbit ST=P3^5;
sbit E1=P3^4;
sbit MR=P3^7;
char cashe[12];
char code wd[12][16]={
{0xFF,0xC0,0xFE,0xFE,0xFE,0xFE,0x80,0xFE,0xFD,0xFD,0xFB,0xF7,0xEF,0xDF,0x3F,0xFF},
{0xFF,0x03,0xFF,0xFF,0xFF,0xFF,0x01,0x7F,0x7F,0x7F,0x7F,0x7F,0x7D,0x7D,0x81,0xFF},/*"无",0*/
/* (16 X 16 , 宋体 )*/
{0xDF,0xDF,0xDF,0xCF,0x57,0x58,0x5F,0xDF,0xDE,0xDE,0xDE,0xDD,0xDD,0xDB,0xDB,0xD7},
{0x7F,0x6F,0x73,0x77,0x7F,0x01,0x5F,0x5F,0xDF,0xDF,0xDF,0xDF,0xDD,0xDD,0xE1,0xFF},/*"忧",1*/
/* (16 X 16 , 宋体 )*/
{0xFE,0xFE,0xFE,0xC0,0xDE,0xDE,0xC0,0xDE,0xDE,0xDE,0xC0,0xDE,0xFE,0xFE,0xFF,0xFF},
{0xFF,0xFF,0xFF,0x07,0xF7,0xF7,0x07,0xF7,0xF7,0xF7,0x07,0xF7,0xFD,0xFD,0x01,0xFF},/*"电",2*/
/* (16 X 16 , 宋体 )*/
{0xFF,0xC0,0xFF,0xFF,0xFF,0xFE,0xFE,0xFE,0x00,0xFE,0xFE,0xFE,0xFE,0xFE,0xFA,0xFD},
{0xFF,0x0F,0xDF,0xBF,0x7F,0xFF,0xFF,0xFB,0x01,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF},/*"子",3*/
/* (16 X 16 , 宋体 )*/
{0xFF,0x83,0xBB,0xAB,0xAA,0xAA,0xA9,0xAB,0xAB,0xAA,0xEE,0xD7,0xDB,0xBB,0x7F,0xFF},
{0x7F,0x3F,0x7F,0x01,0xFD,0xFD,0xBD,0xBD,0x5D,0xED,0x05,0xED,0xFD,0xFD,0xEB,0xF7},/*"购",4*/
/* (16 X 16 , 宋体 )*/
{0xEF,0xEF,0xAF,0xAE,0x82,0xAD,0x6B,0xEB,0xE6,0xCD,0x2B,0xEF,0xEE,0xED,0xEB,0xFF},
{0x7F,0x7F,0x7F,0x03,0xAB,0xAB,0x6B,0x6B,0xDB,0xDB,0xBB,0x7B,0xFB,0xFB,0xD7,0xEF},/*"物",5*/
/* (16 X 16 , 宋体 )*/
};
void del(int i)//============================//延时程序
{while(i--);}
aline() ////=======================发送一行的显示程序
{
char i=0;
TI=0;
for(i=0;i<12;i++)
{SBUF=cashe[i];while(~TI);TI=0;} //将缓存中的信息转存入595的存储器中，到此不显示
}
main()
{
int m=0,n=0;
TI=0;
SM0=0;
SM1=0;
E1=0;
while(1)
for(m=0;m<16;m++) //共有16行循环16次显示这16行串行的595送出行的数据
{ //由74hc154选中要显示的行
for(n=0;n<12;n++) //这个for循环用来向缓存数组中装载要显示的内容
{cashe[11-n]=wd[n][m];} //将第m个字的第n行信息装载，因为595串接数据第一个进去的会在最后一个595中，最后进去的会在第一个595中
aline(); //将缓存中的一行信息载入595缓存中
ST=0;ST=1; //595产生上升沿输出595锁存的数据
P2=m; //选中要显示的行输出数据
del(100);//延时一段时间，以造成视觉暂存效应
}
}

复制代码

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单片机+74LS595+74HC154六字点阵屏幕Proteus仿真程序

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