void setup() {
  // put your setup code here, to run once:
 DDRD = B11111111;
}

void loop() {
  // put your main code here, to run repeatedly:
 byte bits = B00000001;

 for (int cyklus = 0; cyklus <= 8; cyklus++)
 {
  PORTD = bits;
  delay(150);
  bits = bits << 1;
 }

}