51单片机控制74HC595驱动点阵PCB+仿真+代码

ID:330669 · 发表于 2019-4-29 14:35

Altium Designer画的原理图和PCB图如下：(51hei附件中可下载工程文件)

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<reg51.h>
#include<intrins.h>
#define uchar unsigned char
#define uint unsigned int
void Input595(uchar f);// 寄存到595芯片的输出口
void Output595(); //输出到点阵
sbit sclk=P2^0; //数码管HC595第11脚,串行时钟输入端
sbit sdat=P2^1; //数码管HC595第14脚,串行数据输入端
sbit cpla=P2^2; //数码管HC595第12脚,输出锁存脉冲输入端
sbit SHCP_595=P2^3; //点阵HC595第11脚,串行时钟输入端
sbit DS_595=P2^4; //点阵HC595第14脚,串行数据输入端
sbit STCP_595=P2^5; //点阵HC595第12脚,输出锁存脉冲输入端
sbit key1=P1^0; //按键控制数码管加数
sbit key2=P1^1; //按键控制数码管减数
sbit key3=P1^2;//控制点阵的显示切换
unsigned char dis[]={0,1,2,3,4}; //定义显示缓冲区4个单元
unsigned char code duan[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90};
unsigned char code wei[]={0x01,0x02,0x04,0x08};
char g=0;
char s=0;
char b=0;
char q=0;
int flog;
void keya();//数码管按键
void keyb();//点阵按键
void delay(uint i) //延时子程序
{
while(i--) ;
}
void hc595_in(unsigned char Data)
{
unsigned char b;
for(b=0;b<8;b++)
{
sdat=Data&0x80;
Data<<=1;
sclk=0;
sclk=1;
_nop_();
}
}
void hc595_out(void)
{
cpla=0;
_nop_();
_nop_();
cpla=1;
}
void keya()
{
if(key1==0) //如果按键按下
{
delay(10000); //消抖
if(key1==0)
{
g++; //个位加一
if(g>9) //判断是否向十位进位
{
s++;
g=0;
}
if(s>9) //判断是否向百位进位
{
b++;
s=0;
}
if(b>9) //判断是否向百位进位
{
q++;
b=0;
}
}
}
if(key2==0) //如果按键按下
{
delay(10000); //消抖
if(key2==0) {
g--; //个位减一
if(g<0) //判断是否向十位进位
{
s--;
g=9;
if(s<0) //判断是否向百位进位
{
b--;
s=9;
if(b<0) //判断是否向百位进位
{
q--;
b=9;
}
}
}
}
}
}
uchar code dz0[]={
/*-- 文字: 撸 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x84,0x00,0xC4,0x0F,0x24,0x08,0xF4,0x3F,0x2F,0x22,0xE4,0x3F,0x24,0x22,0xE4,0x3F,
0x0C,0x00,0xF7,0x7F,0x04,0x00,0xC4,0x1F,0x44,0x10,0xC4,0x1F,0x45,0x10,0xC2,0x1F,
/*-- 文字: 起 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x10,0x00,0x10,0x00,0x10,0x1F,0x7E,0x10,0x10,0x10,0x10,0x10,0x7F,0x1F,0x10,0x11,
0x14,0x01,0x14,0x01,0x74,0x21,0x14,0x21,0x14,0x3E,0x1A,0x00,0xF2,0x7F,0x01,0x00,
/*-- 文字: 袖 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x04,0x04,0x08,0x04,0x00,0x04,0x3F,0x04,0x90,0x3F,0x88,0x24,0x88,0x24,0xAC,0x24,
0x9A,0x24,0xA9,0x3F,0xA8,0x24,0x88,0x24,0x88,0x24,0x88,0x24,0x88,0x3F,0x88,0x20,
/*-- 文字: 子 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x00,0x00,0xFE,0x1F,0x00,0x08,0x00,0x04,0x00,0x02,0x80,0x01,0x80,0x00,0xFF,0x7F,
0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0xA0,0x00,0x40,0x00,
/*-- 文字: 加 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x08,0x00,0x08,0x00,0x08,0x00,0x08,0x3E,0x7F,0x22,0x48,0x22,0x48,0x22,0x48,0x22,
0x48,0x22,0x48,0x22,0x48,0x22,0x48,0x22,0x44,0x22,0x44,0x3E,0x52,0x22,0x21,0x00,
/*-- 文字: 油 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x00,0x02,0x04,0x02,0x08,0x02,0x08,0x02,0xE1,0x3F,0x22,0x22,0x22,0x22,0x28,0x22,
0x28,0x22,0xE4,0x3F,0x27,0x22,0x24,0x22,0x24,0x22,0x24,0x22,0xE4,0x3F,0x20,0x20,
/*-- 文字: 干 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x00,0x00,0xFC,0x1F,0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0xFF,0x7F,
0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,
/*-- 文字: ↑ --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x80,0x00,0x80,0x00,0xC0,0x01,0xC0,0x01,0xE0,0x03,0xA0,0x02,0x90,0x04,0x80,0x00,
0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
};//列代码
uchar code hdz[32]={0x01,0x00,0x02,0x00,0x04,0x00,0x08,0x00,0x10,0x00,0x20,0x00,0x40,0x00,0x80,0x00,
0x00,0x01,0x00,0x02,0x00,0x04,0x00,0x08,0x00,0x10,0x00,0x20,0x00,0x40,0x00,0x80
};//行代码
uchar code dz1[]={
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 , 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
/*-- 文字: 努 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x08,0x00,0x08,0x00,0x7F,0x3F,0x44,0x21,0x22,0x11,0x14,0x0A,0x08,0x04,0x14,0x1A,
0xA3,0x61,0x40,0x00,0x40,0x00,0xFE,0x1F,0x20,0x10,0x10,0x10,0x08,0x0A,0x06,0x04,
/*-- 文字: 力 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x40,0x00,0x40,0x00,0x40,0x00,0x40,0x00,0xFE,0x1F,0x40,0x10,0x40,0x10,0x40,0x10,
0x40,0x10,0x20,0x10,0x20,0x10,0x10,0x10,0x10,0x10,0x08,0x11,0x04,0x0A,0x02,0x04,
/*-- 文字: 努 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x08,0x00,0x08,0x00,0x7F,0x3F,0x44,0x21,0x22,0x11,0x14,0x0A,0x08,0x04,0x14,0x1A,
0xA3,0x61,0x40,0x00,0x40,0x00,0xFE,0x1F,0x20,0x10,0x10,0x10,0x08,0x0A,0x06,0x04,
/*-- 文字: 力 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x40,0x00,0x40,0x00,0x40,0x00,0x40,0x00,0xFE,0x1F,0x40,0x10,0x40,0x10,0x40,0x10,
0x40,0x10,0x20,0x10,0x20,0x10,0x10,0x10,0x10,0x10,0x08,0x11,0x04,0x0A,0x02,0x04,
/*-- 文字: 再 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x00,0x00,0xFF,0x7F,0x80,0x00,0x80,0x00,0xFC,0x1F,0x84,0x10,0x84,0x10,0xFC,0x1F,
0x84,0x10,0x84,0x10,0xFF,0x7F,0x04,0x10,0x04,0x10,0x04,0x10,0x04,0x14,0x04,0x08,
/*-- 文字: 努 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x08,0x00,0x08,0x00,0x7F,0x3F,0x44,0x21,0x22,0x11,0x14,0x0A,0x08,0x04,0x14,0x1A,
0xA3,0x61,0x40,0x00,0x40,0x00,0xFE,0x1F,0x20,0x10,0x10,0x10,0x08,0x0A,0x06,0x04,
/*-- 文字: 力 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x40,0x00,0x40,0x00,0x40,0x00,0x40,0x00,0xFE,0x1F,0x40,0x10,0x40,0x10,0x40,0x10,
0x40,0x10,0x20,0x10,0x20,0x10,0x10,0x10,0x10,0x10,0x08,0x11,0x04,0x0A,0x02,0x04,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
};//列代码
void Input595(uchar f)
{
uchar i;
for (i=0; i<8; i++)
{
DS_595 = f>>7 ;
f <<= 1;
SHCP_595=0;
_nop_();
SHCP_595=1;
}
}
void Output595()
{
STCP_595 = 0;
_nop_();
STCP_595 = 1;
STCP_595 = 0;
}
void keyb()
{
if(key3==0)
{
delay(250);
if(key3==0)
{
flog++;
if(flog==2)
{
flog=0;
}
}
while(!key3);
}
}
//主函数
void main()
{
unsigned char e;
unsigned char p;
uint a,i,j,n;
while(1)
{
a=0;
for(j=0;j<128;j++)//总共需要128屏
{
n=a;
for(i=0;i<16;i++)//输出1屏
{
for(e=0;e<4;e++)
{
keya();
switch(e)
{
case 0:p=q;break;
case 1:p=b;break;
case 2:p=s;break;
case 3:p=g;break;
}
hc595_in(wei[e]);
……………………
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