         RED_PIN = 9,
         GREEN_PIN = 10,
         BLUE_PIN = 8,
+        LED_PIN = 13,
 };
 
 #define MS(ms) ((int)((ms*16000L)/1024L))

                a_v = 0.4;
                mode = MODE_STATIC;
                break;
        case LIGHT_SMOOTH:
                if (!rep) {
                        mode = MODE_SMOOTH;

                Serial.print(command2string(cmd));
                Serial.println(rep ? " (repeated)" : "");
        }
        digitalWrite(LED_PIN, cmd);

        float elapsed = timer3() * (1024 / 1.6e7);
        time += elapsed;
