采用arduino主控，这是第一代产品，后续会改进一下。

这个是配套的arduino程序

#include <FastLED.h>
#define LED_PIN     3
#define NUM_LEDS    14
CRGB leds[NUM_LEDS];
void setup() {
  FastLED.addLeds<WS2812, LED_PIN, GRB>(leds, NUM_LEDS);
    leds[0] = CRGB ( 111, 111, 111);
  FastLED.show();
  delay(1000);
    leds[2] = CRGB ( 111, 111, 111);
  FastLED.show();
  delay(1000);
     leds[4] = CRGB ( 111, 111, 111);
  FastLED.show();
  delay(1000);
      leds[6] = CRGB ( 111, 111, 111);
  FastLED.show();
  delay(1000);
    leds[8] = CRGB ( 111, 111, 111);
  FastLED.show();
  delay(1000);
     leds[10] = CRGB ( 111, 111, 111);
  FastLED.show();
  delay(1000);
}

void loop() {

for(int a = 0; a <= 13; a++)
{
    for (int i = 0; i <= 13; i++) {
        leds[i] = CRGB ( 0, 0, 0);
        FastLED.show();
      }
  leds[a] = CRGB ( 0, 0, 255);
   FastLED.show();
   delay(100);
}

for(int a = 0; a <= 13; a++)
{
    for (int i = 0; i <= 13; i++) {
        leds[i] = CRGB ( 0, 0, 0);
        FastLED.show();
      }
  leds[a] = CRGB ( 0, 255, 0);
   FastLED.show();
   delay(100);
}

for(int a = 0; a <= 13; a++)
{
    for (int i = 0; i <= 13; i++) {
        leds[i] = CRGB ( 0, 0, 0);
        FastLED.show();
      }
  leds[a] = CRGB ( 255, 0, 0);
   FastLED.show();
   delay(100);
}

  for (int i = 0; i <= 13; i++) {
    leds[i] = CRGB ( 255, 0, 0);
    FastLED.show();
    delay(110);
  }
  for (int i = 0; i <= 13; i++) {
    leds[i] = CRGB ( 0, 255, 0);
    FastLED.show();
    delay(110);
  }
    for (int i = 0; i <= 13; i++) {
    leds[i] = CRGB ( 0, 0, 255);
    FastLED.show();
    delay(110);
  }

for(int b = 170; b < 255; b++)
{
     for (int i = 0; i <= 13; i++) 
     {
      leds[i] = CRGB ( b, b, 0);
      FastLED.show();
      delay(10);
    }

     for (int i = 0; i <= 13; i++) 
     {
      leds[i] = CRGB ( b, 0, b);
      FastLED.show();
      delay(10);
    }

    for (int i = 0; i <= 13; i++) 
     {
      leds[i] = CRGB ( 0, b, b);
      FastLED.show();
      delay(10);
    }
}

  for (int k = 0; k <= 5; k++)
  {

  for (int i = 0; i <= 13; i++) {
    leds[i] = CRGB ( 255, 0, 0);
    FastLED.show();
    delay(30);
  }
  for (int i = 0; i <= 13; i++) {
    leds[i] = CRGB ( 0, 255, 0);
    FastLED.show();
    delay(30);
  }
    for (int i = 0; i <= 13; i++) {
    leds[i] = CRGB ( 0, 0, 255);
    FastLED.show();
    delay(30);
  }

  }
}