shuma.c

adc0809市电采样程序

#include "numcode.h"
#define LED_Data P3
#define A 10
#define U 11
sbit  LED1=P2^0;
sbit  LED2=P2^1;
sbit  LED3=P2^2;
sbit  LED4=P2^3;
#define LED_slect  P2

void select(uchar LED)
{
   switch(LED)
      {
         case 0:LED1=1;LED2=0;LED3=0;LED4=0;break;
         case 1:LED1=0;LED2=1;LED3=0;LED4=0;break;
         case 2:LED1=0;LED2=0;LED3=1;LED4=0;break;
        case 3:LED1=0;LED2=0;LED3=0;LED4=1;break;
         default: LED_slect=0x00;
       }
}

void  dispone(uchar LED,bit ifpoint,uchar number)   //,number 0--9
{
       
      
      uchar leddata;
	   select(LED);
      if(ifpoint)
	   leddata=num[number]|0x80;
	  else
	    leddata=num[number];
      LED_Data=leddata;
      
      


	  delay(300);
	  LED_slect=0x00;

	  
} 

 
 
void  dispone1(uchar LED,uchar ld)   
{
       
    select(LED);  
    
	 
    LED_Data=num[ld];
	


	  delay(300);
	  

	  
}

             
          
void dispV()
{
   uchar i;
   bit point;
   for(i=0;i<4;i++)
    {
	  if(i==1)
	 point=1;
	 else
	  point=0;
	  
	 dispone(i,point,va_value[i]);
	 }
 }


 void dispA()
 {
   uchar i;
   bit point;
    
   for(i=0;i<4;i++)
   {
      if(i==0)
	 point=1;
	 else
	  point=0;
	 dispone(i,point,vb_value[i]);
	}
}