setPixelColor(i, color);

      }

    }

};

void RingsComplete();

NeoPatterns Rings(32, PIN, NEO_GRB + NEO_KHZ800, &RingsComplete);

uint8_t mode = 0;

uint32_t prev_time;

void setup() {

  if (F_CPU == 16000000) clock_prescale_set(clock_div_1);

#endif

  Rings.begin();

  Rings.setBrightness(BRIGHTNESS);

  Rings.RainbowCycle(random(RAINBOW_CYCLE_MIN_INTERVAL, RAINBOW_CYCLE_MAX_INTERVAL + 1));

  prev_time = millis();

}

void loop() {

  Rings.Update();

  /*

     We could store the return of the first millis call in a variable.