#include <avr\io.h>              // Most basic include files
#include <avr\interrupt.h>       // Add the necessary ones
#include <avr\signal.h>          // here
#include <util\delay.h>


#define N0 0b00111111
#define N1 0b00000110
#define N2 0b01011011
#define N3 0b01001111
#define N4 0b01100110
#define N5 0b01101101
#define N6 0b01111101
#define N7 0b00000111
#define N8 0b01111111
#define N9 0b01101111


int main(void){

DDRA = 0xff;
DDRE = 0xff;
PORTE = _BV(PE4);


int8_t n = 9;


uint8_t numbers[10] = {N0, N1, N2, N3, N4, N5, N6, N7, N8, N9};


for(;;){

		while(n >= 0){
			PORTA = numbers[n--];
			_delay_ms(1000);
			}

		}
}