Turning an Arduino of virtually any sort into a simple ... the ATtiny10 and friends with only six pins total, they needed a new programming standard. Enter TPI (tiny programming interface ...

To tackle this problem [Lewis] assembled an NFC computer unlocker by using an Arduino Leonardo together with ... the Adafruit NFC library. The main program basically scans for nearby NFC cards ...

As a result it can be connected to a computer the board appears as both mouse and keyboard at the same time, enabling much more complex programming. Rapid adds Leonardo to its other Arduino hardware, ...