TurboGraFX
Notes
- All resistors are 10k Ohm
All diodes are 1N4148
- Each of the seven joysticks has its own ground line (Data1-Data7) and set of diodes. The other 9 lines (and the pull-up resistors) form a shared input bus.
- General notes about interface construction
Credits
The original diagram and information for this interface can be found at http://www2.burg-halle.de/~schwenke/parport.html.