arduino ide download Download   sample code #include <FastLED.h> #define NUM_LEDS 9 #define COLOR_ORDER RGB #define DATA_PIN 6   CRGB leds[NUM_LEDS]; void setup() { FastLED.addLeds<WS2811, DATA_PIN,COLOR_ORDER>(leds, NUM_LEDS); } void loop() … Continue reading Arduino Tutorial software and code