Arduino enthusiasts may be interested in a new Mini ATtiny3217 development breakout board. The Dily3217 is an Arduino compatible development board measuring just 30 x 10mm in size, offering an easy to ...

[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 ...