A web app is used to generate a secret that can be configured into the Arduino using an array, ... hit the CC button). Posted in Arduino Hacks, Security Hacks Tagged arduino, google authenticator ...

While you hopefully don't need one-button access to 911, a desk-mounted panic button is undoubtedly cool, and it makes for a great DIY Arduino project. You'll need a prepaid SIM card, an Arduino ...

I had a PC like this with a 2 digit display. LED segments were switched on or off by the Turbo switch and an array of diodes. Some of the segments were permanently wired on, no switching at all.

The OONTZ uses a 3D printed case, a 16 button keypad, an Arduino Leonardo, a monochrome driver, and a few potentiometers. It's actually a pretty simple thing to build yourself provided you can the ...

The popular developer system Arduino has reached the version 1.0 milestone, ... The boards have a processor and memory, along with an array of interface ports for data to be sent and received.