/*
 * led_pattern2.c
 *
 * Created: 25/05/2017 18:31:36
 *  Author: Raj
 */ 

#define F_CPU 1000000
#include <avr/io.h>
#include <util/delay.h>

int main(void)
{
	DDRC=0xff;
	int i=0;
    while(1)
    {
		PORTC=0x00;
		_delay_ms(500);
		for(i=0;i<4;i++)
		{
			PORTC=0x01<<i;
			PORTC=(0x80>>i)|PORTC;
			_delay_ms(500);
		}
		PORTC=0x00;
		_delay_ms(500);
		for(i=0;i<4;i++)
		{
			PORTC=0x08>>i;
			PORTC=(0x10<<i)|PORTC;
			_delay_ms(500);
		}			
    }
}