#include <FastLED.h>

// How many leds in your strip?
#define NUM_LEDS 8

// For led chips like WS2812, which have a data line, ground, and power, you just
// need to define DATA_PIN.  For led chipsets that are SPI based (four wires - data, clock,
// ground, and power), like the LPD8806 define both DATA_PIN and CLOCK_PIN
// Clock pin only needed for SPI based chipsets when not using hardware SPI
#define DATA_PIN 4
#define CLOCK_PIN 13

// Define the array of leds
CRGB leds[NUM_LEDS];

void setup() { 
    // Uncomment/edit one of the following lines for your leds arrangement.
    // ## Clockless types ##

    FastLED.addLeds<WS2812B, DATA_PIN, RGB>(leds, NUM_LEDS);  // GRB ordering is typical

}

void loop() { 
  // Turn the LED on, then pause
  leds[0] = CRGB::Red;
  FastLED.show();
  delay(200);
  leds[0] = CRGB::Black;
  FastLED.show();
  delay(200);

   leds[1] = CRGB::Blue;
  FastLED.show();
  delay(200);
  leds[1] = CRGB::Black;
  FastLED.show();
  delay(200);

    leds[2] = CRGB::Green;
  FastLED.show();
  delay(200);
  leds[2] = CRGB::Black;
  FastLED.show();
  delay(200);

   leds[3] = CRGB::Blue;
  FastLED.show();
  delay(200);
  leds[3] = CRGB::Black;
  FastLED.show();
  delay(200);

    leds[4] = CRGB::Red;
  FastLED.show();
  delay(200);
  leds[4] = CRGB::Black;
  FastLED.show();
  delay(200);

   leds[5] = CRGB::Blue;
  FastLED.show();
  delay(200);
  leds[5] = CRGB::Black;
  FastLED.show();
  delay(200);

    leds[6] = CRGB::Green;
  FastLED.show();
  delay(200);
  leds[6] = CRGB::Black;
  FastLED.show();
  delay(200);

   leds[7] = CRGB::Blue;
  FastLED.show();
  delay(200);
  leds[7] = CRGB::Black;
  FastLED.show();
  delay(200);
}