int v[8], pin[8] = {15, 2, 4, 16, 17, 5, 18, 19}, number=13;
void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("Numarul 13 in binar este: 0b1101");
  int c=7, ok=0;
  REG_WRITE( GPIO_ENABLE_REG, BIT15+BIT2+BIT4+BIT16+BIT17+BIT5+BIT18+BIT19 );
  /*
  pinMode(15, OUTPUT);
  pinMode(2, OUTPUT);
  pinMode(4, OUTPUT);
  pinMode(16, OUTPUT);
  pinMode(17, OUTPUT);
  pinMode(5, OUTPUT);
  pinMode(18, OUTPUT);
  pinMode(19, OUTPUT);
  */
  while(ok==0)
  {
    v[c]=number%2;
    --c;
    if(number==1)
    {
      ok = 1;
    }
    number/=2;
  }
}

void loop() {
  // put your main code here, to run repeatedly:
  for(int i=0; i<=7; i++)
    {
      if(v[i]!=0)
      {
        digitalWrite(pin[i], HIGH);
        delay(0);
      }
    }

}