#define botao 14
#define led 16

bool lerbotao = 0;
int trava = 0;
int cont = 0;

void setup() {
  Serial.begin(115200);
  pinMode(botao, INPUT);
  pinMode(led, OUTPUT);
}

void loop() {
  
  lerbotao = digitalRead(botao);

  if (lerbotao == 1 && trava == 0 && cont == 0){
    digitalWrite(led, HIGH);
    trava = 1;
    delay (50);
  }else if (lerbotao == 0 && trava == 1 && cont == 0){
    cont = 1;
    trava = 0;
    delay(50);
  } 
  if (lerbotao == 1 && trava == 0 && cont == 1){
    digitalWrite(led, LOW);
    trava = 1;
    delay (50);
  }else if (lerbotao == 0 && trava == 1 && cont == 1){
    cont = 0;
    trava = 0;
    delay(50);
  } 
  
 
}