const int PIN_BOTON = 2;
const int PIN_CONTROL_1 = 10;
const int PIN_CONTROL_2 = 9;

int etapa = 0;
int boton = LOW;
int boton_ant = LOW;
int valor_01 = LOW;
int valor_02 = LOW;


void setup()
{
  pinMode(PIN_BOTON,INPUT);
  pinMode(PIN_CONTROL_1,OUTPUT);
  pinMode(PIN_CONTROL_2,OUTPUT);
  
}

void loop()
{
  boton = digitalRead(PIN_BOTON);
  delay(100);
  if(boton == HIGH){
    if(boton != boton_ant){
      boton_ant = boton;
      boton =  LOW;
      etapa = (etapa + 1) % 4;
      switch(etapa){
        case 0:
          valor_01 = LOW;
          valor_02 = LOW;
          break;
        case 1:
          valor_01 = LOW;
          valor_02 = HIGH;
          break;
        case 2:
          valor_01 = LOW;
          valor_02 = LOW;
          break;
        case 3:
          valor_01 = HIGH;
          valor_02 = LOW;
          break;
      }
    }   
  } else{
    boton_ant = LOW;
  }

  digitalWrite(PIN_CONTROL_1, valor_01);
  digitalWrite(PIN_CONTROL_2, valor_02);
}