const int PinR = 11;
const int PinG = 10;
const int PinB = 9;

void setup() {
  // put your setup code here, to run once:
for (int pin=9; pin<12; pin++) {
  pinMode(pin, OUTPUT);
}

}

void loop() {
  // put your main code here, to run repeatedly:
for (int pin=9; pin<12; pin++) {
  analogWrite(pin, 255);
  delay(1000);
  analogWrite(pin, 0);
}

delay(1000);


}