#define LED_PIN 13
#define BUTTON_PIN 2

bool ledState = false;
bool prevButtonState = HIGH;

void setup() {
  Serial.begin(115200);
  pinMode(LED_PIN, OUTPUT);
  pinMode(BUTTON_PIN, INPUT_PULLUP);

  ledState = false;
  digitalWrite(LED_PIN, LOW);
}

void loop() {
  bool currentButtonState = digitalRead(BUTTON_PIN);
  Serial.println(currentButtonState);
  delay(50);
  if(prevButtonState == HIGH && currentButtonState == LOW){
    ledState = !ledState;
    digitalWrite(LED_PIN, ledState);
  }

  prevButtonState = currentButtonState;
}