/*
 * GccApplication3.c
 *
 * Created: 08.10.2018 15:21:47
 * Author : student
 */
 
#include <avr/io.h>
#include <inttypes.h>
#include <avr/interrupt.h>
#include <avr/sleep.h>
 
//-----------------------------------------------------
 
volatile int x;
 
ISR(INT0_vect)
{
        TCNT1=0;
  		x++;
}
 
ISR(INT1_vect)
{
        TIMSK=0;
 
}
 
ISR(Timer1_COMPA_vect)
{
	if(x<7)
      x++;
}
 
int main(void)
{
        
  		TCCRA=0;
  		TCCRB=0;
  		TCNT1=0;
 
  		OCR1A=977;
  		TIMSK = _BV(OCIE1A);
  		TCCR1A= _BV(CS12) | _BV(CS10) | _BV(WGM12);
  
  		DDRB=0xFF;
     
        GICR=_BV(INT0) | _BV(INT1);
        MCUCR= _BV(ISC11) | _BV(ISC01);
 
        sei();
        x=0;
 
    /* Replace with your application code */
    while (1)
    {
         sleep_mode();
         PORTB=~_BV(x);
    }
}