With this free web app, you can build circuits from scratch using three popular Arduino boards — Uno, Nano, and Mega — and ...

They feature analog pins for reading analog components (e.g., potentiometer, flex sensor, pH sensor), use a programming app ... the Uno and Nano. They're two of the most frequently used Arduino ...

Think of it like a very slow but much cooler version of an augmented reality app. [Reven] recently wrote ... Powered by an Arduino Uno, the light painter provides a user interface on a 16×2 ...