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



int main (void)
{ // main-o

DDRB |= (1<<DDB0)|(1<<DDB1)|(1<<DDB2); // Ausgaenge
DDRB &= ~((1<<DDB3)|(1<<DDB4)|(1<<DDB5)); // Eingaenge
PORTB |= (1<<PB3)|(1<<PB4)|(1<<PB5); // PullUps für Eingaenge

while(1) // Endlos-Schleife
{ // while-o1

// PORTB &= ~((1<<PB5)|(1<<PB4)|(1<<PB3)); // Ausgaenge nullen
if(!PINB & (1<<PIN3))
{ // if-o1
PORTB |= (1<<PB0)|(1<<PB1)|(1<<PB2);
_delay_ms(200);
PORTB &= ~(1<<PB2);
_delay_ms(200);
PORTB &= ~(1<<PB1);
_delay_ms(200);
PORTB &= ~(1<<PB0); 
} // if-e1
else
{
if(!PINB & (1<<PIN4))
{ // if-o2
PORTB |= (1<<PB2);
_delay_ms(200);
PORTB |= (1<<PB1);
_delay_ms(200);
PORTB |= (1<<PB0);
_delay_ms(200);
PORTB &= ~((1<<PB2)|(1<<PB1)|(1<<PB0));
} // if-e2
}

} // while-e1
return 0;
} // main-e