shuiwei.c

“变频”智能水位控制程序 内有详细的按键程序以及蜂鸣程序。

#include <REGX52.H>
#include <absacc.h>
#define uchar unsigned char
#define uint unsigned int
uchar  code  SEG7[10]={0x3f, 0x06, 0x5b, 0x4f, 0x66, 0x6d, 0x7d, 0x07,0x7f, 0x6f };
sbit  L0=P1^0;
sbit  L1=P1^1;
sbit   L2=P1^2;
sbit   L3=P1^3;
sbit   L4=P1^4;
sbit   L5=P1^5;
sbit   L6=P1^6;
sbit   L7=P1^7;
sbit  H0=P2^0;
sbit  H1=P2^1;
sbit  H2=P2^2;
sbit  H3=P2^3;
sbit  H4=P2^4;
sbit  H5=P2^5;
sbit  H6=P2^6; 
sbit  H7=P2^7;
sbit  GATE=P3^0;
sbit  S1=P3^1;
uchar  LI0=0 ;
uchar   LI1 ;
uchar    LI2 ;
uchar   LI3 ;
 
// 键消抖的延时函数
uint T,S;
void delays(T)
{
uint  i  ;
uint   j;
for(i=T;i>0;i--);
for(j=200 ;j>0;j--);
}
//蜂鸣器响
void  bells (S)
{uint  k ;
uint   l;
for(k=S;k>0;k--);
for(l=2 ;l>0;l--);
{if  (LI0==1) GATE=1; else  GATE=0;  }
}
//显示P0口
void disp(void )
{
uchar a=0;
if(L0==0)  a=0; 
if(L1==0) a=1;
if(L2==0) a=2;
if(L3==0) a=3;
P0=SEG7[ a];



}
void main(void)
{
   disp(  );
if (S1==0) {LI0++;if(LI0>=2)LI0=0;};


if(L0 ==0)

{L4=0;
H0=0;
   delays(300);
 delays(3000);
    delays(3000);
   delays(3000);
 delays(3000 );
 

 L4= 1;

 } 
 ;
if( L1 ==0)
 {  
    L5=0;
    H0=0;
    H1=0;

  delays(3000);
delays(3000);
delays(3000);
delays(3000);
delays(3000);
L5=1;

} 
 
 
 ;
 if( L2  ==0)
 {      L6=0;
        H0=0;
        H1=0;
        H2=0;

  delays(3000);
delays(3000);
delays(3000);
delays(3000);
delays(3000);
  

L6=1;
  } 
 ;
if(L3==0) 
 {     L7=0;
       H0=0;
       H1=0;
       H2=0;
       H3=0;
   bells (1);
  delays(3000);
delays(3000);
delays(3000);
delays(3000);
delays(3000);
L7=1;
  } 
 ;
 
 
 // P0=0xff;
  P1=0xff;
   P2=0xff;
  P3=0xff;


}