Casio CZ/ VZ/ FZ - Pro Series

oh man i would kill for this. any details would be appreciated.
chur

> I really want a knob/wheel to program the CZ.
>
> I gave up on reverse-engeneering approaches but thought of a simpler
> and more universal solution: a little PIC reads the rotation of an
> encoder and outputs the corresponding +/- key presses at high speed to
> the keyboard interface, using a pair of opto-couplers.
> Has anyone done this, is it available anywhere?
>
> Joaquim
>
>