int latchPin = 5;
int clockPin = 6;
int dataPin = 4;

void setup() {
  pinMode(dataPin, OUTPUT);
  pinMode(clockPin, OUTPUT);
  pinMode(latchPin, OUTPUT);
}
byte lampu[] = {
  B00000000,
  B10000000,
  B11000000,
  B11100000,
  B11110000,
  B11111000,
  B11111100,
  B11111110,
  B11111111,
  B10101010,
  B01010101,
};
void loop() {
  for (int i=0; i<9; i++) {
    reg74hc595(lampu[i]);
  }
  delay(500);
  for (int i=8; i>0; i--) {
    reg74hc595(lampu[i]);
  }
  delay(500);
  reg74hc595(lampu[9]);
  reg74hc595(!lampu[9]);
}
void reg74hc595(byte data) {
  shiftOut(dataPin, clockPin, MSBFIRST, data);
  digitalWrite(latchPin,HIGH);
  digitalWrite(latchPin,LOW);
  delay(200);
}