2模拟开关灯.c

C51学习书

#include <reg51.h>  //2． 模拟开关灯

sbit K1=p3_0; 
sbit L1=p1_0; 
  
void main(void) 
{ 
  while(1) 
    { 
      if(K1==0) 
        { 
          L1=0;		//灯亮 
        } 
        else 
          { 
            L1=1;		//灯灭 
          } 
    } 
}