He used an Arduino, and multiplexed RGB LEDs with some digital potentiometers ... make sure that it can sit as flat as possible. Install the LEDs in the orientation indicated by the silk screen.

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 ...

When you need to quantify the color of an object, you’ve got quite a few options. You can throw a Raspberry Pi camera and OpenCV at the problem and approach it through software, or you can buy ...

For prototyping, Infineon has a RGB LED lighting control shield for Arduino, based around its ARM Cortex-M0 XMC1202 microcontroller. On board is something called a ‘brightness colour control unit’ ...

This DIY version works like any other buzz-wire game — the goal ... Hardware-wise, the project uses an RGB LED strip with at least 100 LEDs, connected to an Arduino Nano and powered via a ...