[Trent M. Wyatt]’s CPUVolt library provides a fast way to measure voltage using no external components, and no I/O pin. It only applies to certain microcontrollers, but he provides example Arduino ...

Chipmaker Arduino s.r.l. today introduced a new microcontroller board, the Uno R4, that offers significantly higher performance than its previous-generation hardware. Switzerland-based Arduino is a ...

Over the last decade, the open-source movement has not only transformed the world of software, but also catalyzed a sweeping revolution in hardware tinkering. At the heart of this shift lies a ...