bluetooth traffic light

char comando;
int rp = 5;
int vp = 6;
int RM = 9;
int GM = 10;
int VM = 11;

void setup() {
  pinMode(rp, OUTPUT);
  pinMode(vp, OUTPUT);
  pinMode(RM, OUTPUT);
  pinMode(GM, OUTPUT);
  pinMode(VM, OUTPUT);
  Serial.begin(9600);
}

void loop() {
    digitalWrite(5, HIGH);
    digitalWrite(9, HIGH);
    delay(5000);
    digitalWrite(9, LOW);
    digitalWrite(10, HIGH);
    delay(1000);
    digitalWrite(10, LOW);
    digitalWrite(11, HIGH);
    delay(3000);
    digitalWrite(11, LOW);
    digitalWrite(10, HIGH);
    delay(1000);
    digitalWrite(10, LOW);
    digitalWrite(9, HIGH);
    delay(1000);

  if(Serial.available()){
    comando = Serial.read();
  }

  if (comando == 'p') {
    digitalWrite(9, HIGH);
    digitalWrite(10, LOW);
    digitalWrite(11, LOW);
    digitalWrite(5, HIGH);
    delay(2000);
    digitalWrite(5, LOW);
    digitalWrite(6, HIGH);
    delay(5000);
    digitalWrite(6, LOW);
    digitalWrite(5, HIGH);
    comando = '0';
  }
}