Going from a virtual keyboard on your phone to a physical one is a challenge; but it's one you'll have to face if you want the BlackBerry Key2. The first days are tough, but we've got a guide to ...

The ATmega 1284P microcontroller outputs a composite video signal and handles inputs from a PS/2 keyboard. The microcontroller runs at 16 MHz, has 7 kB of memory for programs, and can use a ...