Right, let's get straight to the point. This is a little eye-candy circuit which continuously cycles an RGB LED through the colours of the rainbow. The speed at which the colours change is adjustable.

It was until much later when trying harness banks of RGB LEDs that this knowledge ... Now suppose you want to display this on a WS2812 LED connected to an Arduino. The software library may ...

[Fjord Carver] brings together an RGB LED and CdS Photoresistor to make a ... This time around it’s an Arduino doing the measuring instead of a PIC. So why isn’t that sensor shown in this ...

If you’d like to get more specific, Michael Klements’ Arduino-based scanner lets you ... along with a 16×2 panel. An optional RGB LED attempts to copy the shade of whatever object you ...

Case and cooling manufacturer Raijintek is joining the RGB craze with the release of their own RGB LED fans. Using the name Iris 12 Rainbow, the new fan series illuminates well as a system fan and ...

Adafruit has this week announced the arrival of the new Arduino ... of individual RGB LEDs. Compared to NeoPixels, they’ve got great density, power usage and the price-per-LED can’t be beat.

Unlike the Vengeance LED, which only offered a single color of RAM illumination, the Trident Z RGB offers a rainbow of colorful LEDs, which the RAM will cycle through in a mesmerizing blend of colors.