It will allow you to connect either a PS/2 keyboard or a USB keyboard in fallback mode to the Expert using an ATMega328P and a bespoke DIN-13 to DB-13 cable. As it turns out, there’s a wealth of ...

The Beyond PS/2 (Personal System/2) Controller is a configurable core suitable for implementing support for standard keyboard and mouse devices in an embedded system. It consists of a synthesizable ...