T6HFxQ - Online PHP Interpreter & Debugging Tool

#define IR_PIN D5
#define LED_PIN D6

void setup() {
  Serial.begin(115200);
  pinMode(IR_PIN, INPUT);
  pinMode(LED_PIN, OUTPUT);
  Serial.println("IR Sensor System Started...");
}

void loop() {
  int sensorState = digitalRead(IR_Pin);

  if (sensorState == LOW) {
    digitalWrite(LED_PIN, HIGH);
    Serial.println("Motion Detected");
  } else {
    digitalWrite(LED_PIN, LOW);
    Serial.println("No Motion");
  }
  delay(200);
}