74HC573鎖存器簡單應(yīng)用

001xiaofei

 

 

#include<reg52.h>
#define uint unsigned int
#define uchar unsigned char
uchar code table[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90,0x88,0x83,0xc6,0xa1,0x86,0x8e};
sbit diola=P2^5;
sbit dula=P2^6;
sbit wela=P2^7;
void Delay(uint x)
{
 uchar i;
 while(x--)
  for(i=0;i<120;i++);
}
void main()
{
 uchar i;
 wela=0;
 dula=0;
 diola=1;
 while(1)
 {
  for(i=0;i<10;i++)  
  {
   wela=1;
   P0=0x0f;
   wela=0;
   dula=1;
   P0=table[i];
   P1=table[i];
   dula=0;
   Delay(500);
  }
 }
}