We’re used to Hall effect devices as proximity sensors in mechanical systems, used to provide detection of something that has a magnet attached to it. However it’s easy to forget that the devices that ...

[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 ...