A DIY project from a YouTuber presents the latest version of his 7 Segment Clock, v3.2C. This tabletop clock is built using ...

He’s using an Arduino Uno and an Ethernet breakout board to hook it up to the network. This allows him to send text messages to himself when the alarm system is armed, disarmed, or triggered.

This feature isn’t exclusive to the Leonoardo, as [Michael] explains in a build he sent in – the lowly Arduino Uno can also serve as a USB HID keyboard with just a firmware update.

you mentioned Arduino, a DCC-connected programmable system. Is that like Java Model Railroad Interface (JMRI) software, and if so, how do the two compare? - Bruce Fogwell A: Hi, Bruce. Arduino isn ...