新人求教單片機程序怎么加開關

ID:257066 · 發表于 2017-12-5 11:30

#include <reg51.h>
sbit k=P1^7;
sbit beep=P1^0;
#define uint unsigned int
#define uchar unsigned char
void delayms(xms)
      {
      uint m,n;
      for(m=xms;m>0;m--)
      for(n=110;n>0;n--);
      }
void T0_int() interrupt 1
{
      uint i;
      TH0=(65536-500)/256;
      TL0=(65536-500)%256;
      i++;
      beep=~beep;
      if(i==200)
      i=0;
      TR0=~TR0;
}
  void T1_int() interrupt 3
      {
            uint a;
            TH1=(65536-1000)/256;
            TL1=(65536-1000)%256;
            a++;
            beep=~beep;
            if(a==200)
            a=0;
            TR1=~TR1;
      }
void main()
            {
                     TH0=(65536-500)/256;
            TL0=(65536-500)%256;
                     TH1=(65536-1000)/256;
                  TL1=(65536-1000)%256;
                     EA=1;
                     ET1=1;
                     ET0=1;
                     while(1);
            }
開關怎么加，新人求大神！！