int latchPin = 12;
int clockPin = 11;
int dataPin = 10;

int numBits = 8;

void setup() {
  Serial.begin(9600);
  pinMode(latchPin, OUTPUT);
  pinMode(clockPin, OUTPUT);
  pinMode(dataPin, INPUT);
}

void loop() {
  delay(100);
  digitalWrite(latchPin, LOW);
  digitalWrite(latchPin, HIGH);
  Serial.print("Bits: ");
  for (int i = 0; i < numBits; i++) {
    int bit = digitalRead(dataPin);
    if (bit == HIGH) {
      Serial.print("1");
    } else {
      Serial.print("0");
    }
    digitalWrite(clockPin, HIGH); // Shift out the next bit
    digitalWrite(clockPin, LOW);
  }
  Serial.println();
}