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標題: 跑馬燈c51源程序 [打印本頁]

作者: qi_dianzikeji 時間: 2016-11-27 19:15
標題: 跑馬燈c51源程序
#include<reg52.h>
#include<intrins.h>
#define uint unsigned int
#define uchar unsigned char
uchar t1,t2,s;
void delayms(uint);
void main()
{       EA=1;
      ET0=1;
      ET1=1;
      TR0=1;
      TR1=1;
      while(1)
      {          P1=s;
                     P1=0xff;

      }
}
void t0()interrupt 0
{
      TH0=(65536-45872)/258;
      TL0=(65536-45872)%256;
      t1++;
      if(t1==10)
      {
            t1==0;
            P1=~P1;
      }
}
void Y1()interrupt 3
{
      TH1=(65536-45872)/256;
      TL1=(65536-45872)%256;
      t2++;
      if(t2==10)
      {
               t2==0;
               P1=_cror_(s,1);
      }
}

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