#include <avr/io.h>		

int main (void)
{ 
  	DDRB = 0xFF;	
  	DDRD = 0xFF; 	
  	DDRA = 0;		

  	ADCSRA = 0x87;	
  	ADMUX = 0xC0;	
  	
	while (1)
	{
    	ADCSRA|=(1<<ADSC);	

    	while((ADCSRA&(1<<ADIF))==0); 

    	PORTD = ADCL ;		
    	PORTB = ADCH ;		
  	}
  return 0 ;
}