#define SWITCH_PIN 15
#define LED_PIN 2

void setup() {
  pinMode(SWITCH_PIN, INPUT);
  pinMode(LED_PIN, OUTPUT);

  Serial.begin(115200);
  Serial.println("RF Channel Monitor Started");
}

void loop() {

  int state = digitalRead(SWITCH_PIN);

  if(state == HIGH) {
    // Jammer active
    digitalWrite(LED_PIN, HIGH);
    Serial.println("STATUS: WIFI DISABLED");
  }
  else {
    // Channel free
    digitalWrite(LED_PIN, LOW);
    Serial.println("STATUS: CHANNEL CLEAR");
  }

  delay(300);
}