int r = 5;
int g = 17;
int b = 16;
void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  pinMode(r, OUTPUT);
  pinMode(g, OUTPUT);
  pinMode(b, OUTPUT);
  analogWrite(r , 10000);
  analogWrite(g , 0);
  analogWrite(b , 0);
}

void loop() {
  // put your main code here, to run repeatedly:
  delay(10); // this speeds up the simulation
}