[Fjord Carver] brings together an RGB LED and CdS Photoresistor to make a color sensor. Those Cadmium Sulfide lights sensors usually have a very wide swing of resistance when exposed to varying lev… ...

Their sensor uses a four-lead RGB LED, but we suppose a Neopixel could be used as well. ... A 555 timer pwning the Arduino. Report comment. Reply. goodidea says: August 29, ...

Infineon's RGB LED Lighting Shield is one two of Arduino-based evaluation boards created to showcase the capabilities of its ARM-based XMC1000 MCUs in lighting and motor control applications. Unlike ...