All kinds of stuff to hook PS/2 to USB, but I find zilch going the other way. <P>Regardless, Alpha, I'm sticking with your original thought. The key is the circuitry detecting which port it's pluggd ...

Say what you will about suitcase computers, but at least most of them still have their keyboards with them. [danjovic] has this vintage Brazilian computer from the 1980s called a Gradiente Expert.

It will if it's a "funky laptop port." The deal is that a keyboard uses one half the available pins, and the mouse uses the other half. If it's a normal port on the back of a PC, then the port itself ...