Hackaday

Color Sensing With An RGB LED And Photoresistor

[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 levels ...
Machine Design

Sensor Lets Machines See Color Intensity

EMX Industries Inc., introduced the ColorMax-1000, the first color sensor that outputs color intensity. The ColorMax-1000 color sensor has a high-intensity white LED that projects modulated light on a ...
Hackaday

Color Sensor Gives The RGB Values Of Anything

[Rick Osgood] wanted to build a color sensor that could be held up to any object to get RGB color values. He originally started with a photoresistor and a few LEDs, but couldn’t get that to work ...
EDN

How to use programmable analog for high-power LED color mixing applications

Abstract: Programmable analog circuitry adds analog functionality to reprogrammable digital electronics. The combination provides flexibility to end users and offers unique advantages to designers in ...