const int DIR = 12;
const int STEP = 14;
const int PIR_PIN = 35;  // Change this to the actual pin number connected to your PIR sensor
const int step_per_rev = 1000;

void setup() {
  Serial.begin(115200);
  pinMode(STEP, OUTPUT);
  pinMode(DIR, OUTPUT);
  pinMode(PIR_PIN, INPUT);
}

void loop() {
  if (digitalRead(PIR_PIN) == HIGH) {
    // PIR sensor is HIGH (motion detected)
    digitalWrite(DIR, HIGH);
    Serial.println("Motion detected! Working continuously...");

    // Continue rotating the stepper motor
    while (digitalRead(PIR_PIN) == HIGH) {
      digitalWrite(STEP, HIGH);
      delayMicroseconds(2000);
      digitalWrite(STEP, LOW);
      delayMicroseconds(2000);
    }

    // Stepper motor stopped due to no motion
    Serial.println("Motion stopped. Stepper motor turned off for 10 seconds.");

    // Add a delay to keep the motor off for 10 seconds (adjust as needed)
    delay(10000);
  } else {
    // PIR sensor is LOW (no motion)
    Serial.println("No motion detected. Stepper motor continues to work.");
    digitalWrite(STEP, HIGH);
    delayMicroseconds(2000);
    digitalWrite(STEP, LOW);
    delayMicroseconds(2000);
  }
}