#define PORT_LED 4
#define ALLUME 1
#define ETEINT 0

void setup() {
  Serial.begin(9600);
  pinMode(PORT_LED, OUTPUT);
}

void loop() {
  Serial.print("HIGH : ");
  Serial.println(HIGH);   
  Serial.print("LOW : ");
  Serial.println(LOW);                          
  Serial.print("INPUT_PULLUP : ");
  Serial.println(INPUT_PULLUP);                          
}