FastLED Example. ... fadeToBlackBy( leds, NUM_LEDS, 10); ... built-in FastLED rainbow, plus some random sparkly glitter. rainbow();. addGlitter(80);. }. ... <看更多>

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fadeToBlackBy (i); FastLED.show(); if(!leds[note]){ break; } } } FastLED.show(); }. c++ arduino serial-port arduino-uno fastled. ... <看更多>

If you look at the surrounding methods, you'll see that 'fadeToBlackBy' will give a fading effect on anything you feed in. ... <看更多>

fadeToBlackBy (leds, NUM_LEDS, 5); ^. esp8266-fastled-iot-webserver:1481:29: error: 'NUM_LEDS' was not declared in this scope fadeToBlackBy(leds, NUM_LEDS ... ... <看更多>