NeoPixels, or WS2812 RGB LEDs, are the display device du jour for impressive and blinding lighting projects. Commonly known for very tight timing requirements, [Josh] discovered this is, in fact, ...

Adafruit has this week announced the arrival of a new Neo Trinkey – SAMD21 USB Key equipped with 4 NeoPixels providing a small PCB is designed to slip into any USB A port on a computer or laptop.