/* * Example of using the ChainableRGB library for controlling a Grove RGB. * This code fades in an out colors in a strip of leds. */ #include <ChainableLED.h> #define NUM_LEDS 5 ChainableLED leds(7, 8, NUM_LEDS); void setup() { leds.init(); } byte power = 0; void loop() { for (byte i=0; i<NUM_LEDS; i++) { if (i%2 == 0) leds.setColorRGB(i, power, 0, 0); else leds.setColorRGB(i, 0, 255-power, 0); } power+= 10; delay(10); }