#define BUTTON_PIN_1 7
#define BUTTON_PIN_2 5 

void setup(){
  Serial.begin(115200);
  pinMode(BUTTON_PIN_1, INPUT);
  pinMode(BUTTON_PIN_2, INPUT_PULLUP);
}

void loop(){
  int value_1 = digitalRead((BUTTON_PIN_1));
  int value_2 = digitalRead(( BUTTON_PIN_2));

Serial.print("TOMBOL 1:");Serial.println(value_1);
Serial.print("TOMBOL 2:");Serial.println(value_2);
delay(500);
}