#include "FastLED.h"
#define NUM_LEDS 50
#define DATA_PIN 9
CRGB leds[NUM_LEDS];

void setup() {
  // put your setup code here, to run once:
  //Serial.begin(9600);
  //pinMode(DATA_PIN, OUTPUT);
  delay(3000);
  FastLED.addLeds<TM1804, DATA_PIN, BRG>(leds, NUM_LEDS).setCorrection( TypicalLEDStrip );
  FastLED.setBrightness(255);
  FastLED.clear();
  FastLED.show();
  delay(1000);
}

void loop() {
  // put your main code here, to run repeatedly:
  //Serial.println("Hello");
  //delay(1000);
//  leds[3] = CRGB::Blue;
//  leds[0] = CRGB::Red;
//  leds[1] = CRGB::Green;
//  leds[49] = CRGB::White;
  FastLED.clear();
  FastLED.show();
  uint8_t delta = 10;
  for (uint8_t i = 0; i < 360; i++) {
    //leds[i] = CRGB(255-i*4, 255-i*4, 255-i*4);
    fill_rainbow(leds, NUM_LEDS, i, delta);
    FastLED.show();
    delay(10);
  }
}