main_adc0832.c

AVRmega8515的AD转换

#include <iom8515v.h>
#include <macros.h>

#define uchar unsigned char
#define uint  unsigned int

uint num0,num1,num2,num;

main()
{
   DDRB=0xFF;
   PORTB=0xFF;
   DDRC=0xFF;
   PORTC=0xFF;
   while(1)
   {
   read_adc();
   num0=returnvol()/100;
   
   num1=(returnvol()%100)/10;
   
   num2=returnvol()%10;
   
   num=num0*100+num1*10+num2;
   update_display_dp(num);
   }
   }