int latchPin = 11;
int clockPin = 9;
int dataPin = 12;

byte myByte = 0b01010101;

int dur = 1000;

void setup() {
  // put your setup code here, to run once:
  Serial.begin(9600);
  pinMode(latchPin, OUTPUT);
  pinMode(clockPin, OUTPUT);
  pinMode(dataPin, OUTPUT);
}

void loop() {
  //counter clockwise
  digitalWrite(latchPin, LOW);
  shiftOut(dataPin, clockPin, LSBFIRST, myByte);
  digitalWrite(latchPin, HIGH);
  Serial.println(myByte,BIN);
  delay(dur);
  //logical shift right
  //myByte /= 2;
  //logical shift left
  myByte *= 2;
  
}