* 1. Turn the first 20 LEDS on, one at a time, in green. * 2. Turn the first 20 LEDS on all at once, in red. * 3. Turn all the LEDS off. * Before running this code, you must install the "Adafruit ...

這個專案使用 Adafruit NeoPixel 庫來控制 WS2812 LED 燈條的顏色，並且通過按鈕來調整顯示的燈數。每次按下按鈕，會依次點亮 LED 燈條的單元，直到達到總 LED 數量，然後重置為初始狀態。 按鈕控制 ...

Every maker needs a geeky wall clock and the geekiest way to get one is to build your own. With so many modular and open-source options, building your own decorative clock is far from the most ...

As an alternative to an Arduino Nano, Uno, or Mega, you can use a Raspberry Pi, a PSoC, a Teensy 3.2, an XLR8, or a ShieldBuddy to control your NeoPixel applications. As an alternative to an Arduino ...

Everyone loves NeoPixels. Individually addressable RGB LEDs at a low price. Just attach an Arduino, load the demo code, and enjoy your blinking lights. But it turns out that demo code isn’t very ...

Hi there, and welcome to Part 5 of this originally-planned-to-be-a-3-part trilogy. Actually, I don’t feel too bad, because there ended up being eleven novels in the legendary Brentford Trilogy by ...