//-------------------------------------------------------------------
#define PIN_RGB_ROT        9
#define PIN_LED_RGB_GRUEN  6
#define PIN_LED_RGB_BLAU  10

//-------------------------------------------------------------------
void setup() {
  // nix
}

//-------------------------------------------------------------------
void loop() {
  //---
  // RGB-LED in der Farbe GRÜN einblenden:
  for (int g = 0; g <= 255; g++) {

    // GRUEN: Tastgrad 0...255 = 0%...100%
    analogWrite(PIN_LED_RGB_GRUEN, g);

    // Pause 10ms
    delay(10);
  }

  //---
  // GRUEN: Tastgrad 0 = 0%
  analogWrite(PIN_LED_RGB_GRUEN, 0);

  //---
  // Pause 2000ms (2s)
  delay(2000);
}