Although a “CommsLink” module providing an RS-232 port was available back in the day, it’s become hard to find, inspiring [James] to design a completely new module based on an Arduino Nano.

Arduino has announced the new UNO R4 board family for prototyping and learning. The new models feature a faster microcontroller, a USB-C connector, improved power, Wi-Fi and Bluetooth LE, and more.

The Arduino USB port connects to the cooler’s original USB power input, so the cooler looks superficially unchanged. When the cooler starts up, the Arduino sets it to a known state, then ...

Developers, makers and electronic enthusiasts searching for a small Arduino development board may be interested in the aptly named Atto. A small affordable USB development board designed ...