#include <avr/io.h>
#include<util/delay.h>


int main (void)
{
DDRB = 0b00000100;
//create an infinite loop
while(1) {
//this turns pin B2 on and off
//turns B2 HIGH
PORTB =0b00000100;
//PAUSE 1000 miliseconds
_delay_ms(100);
//turns B2 LOW
PORTB= 0b00000000;
//PAUSE 1000 miliseconds
_delay_ms(100);
};
}