/*
 * GccApplication4.c
 *
 * Created: 5/20/2018 9:12:17 PM
 * Author : wvpx
 */ 

#ifndef F_CPU
#define F_CPU 16000000L // 16 MHz clock speed
#endif

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

int main(void)
{
    DDRB = 0xFF;			// make all pins output
    while (1)				// infinite loop
    {
		PORTB = 0xFF;		// turn LED on
		_delay_ms(1000);	// one second delay, keep LED ON
		PORTB = 0x00;		//shut LED off
		_delay_ms(1000);	// one second delay, keep LED off
		
    }
}