#define latchPin 5
#define clockPin 6
#define dataPin 4

void setup() {
  pinMode(dataPin, OUTPUT);
  pinMode(clockPin, OUTPUT);
  pinMode(latchPin, OUTPUT);
}
byte kombinasi[] = {
  B10101010,
  B01010101,
  B00000000,
  B10000000,
  B01000000,
  B00100000,
  B00010000,
  B00001000,
  B00000100,
  B00000010,
  B00000001,
  B11111111
};
void loop() {
  for (int i=0; i<12; i++) {
    jalankan(kombinasi[i]);
  }
}
void jalankan(byte data) {
  shiftOut(dataPin, clockPin, MSBFIRST, data);
  digitalWrite(latchPin, HIGH);
  digitalWrite(latchPin, LOW);
  delay(500);
}