While @mulcmu presented his idea of an Wii - mote adapter, this could prevent double work or going a more costly route, I guess it's time to show what I developed and maybe put into this years Abbuc hardware contest.
SNACK supports two operational modes: Classic and enhanced. The classic mode is fully compatible with the standard joystick and supports also the additional buttons from the https://github.com/ascrnet/Joy2Bplus project and the game-patches there. A third button is mapped