/*
 * Hello World
 * Simply prints Hello World to the serial monitor.
 */
#include <FastLED.h>
#define NUM_LEDS 50
#define DATA_PIN 6
CRGB leds[NUM_LEDS];
int ledCounter;
void setup() {
  // initialize serial communications at 9600 bps
  FastLED.addLeds<NEOPIXEL, DATA_PIN>(leds, NUM_LEDS);
  Serial.begin(9600);
  ledCounter=0;
}

void loop() {
  Serial.println("Hello World.");
  //leds[ledCounter] = CRGB::Black;
  ledCounter++;

  if (ledCounter>=NUM_LEDS)ledCounter=0;
  leds[ledCounter] = CRGB::SkyBlue;
  FastLED.show();
  delay(30);
}