Re: ADB Joystick on a GS

["Michael J. Mahon" <mjmahon@aol.com>]

Linards Ticmanis wrote:
> Mitchell Spector wrote:
>
> >     I believe it's possible to adapt DE-9 joysticks from the PC to 
> > work on
> > the Apple II, with a bit of tweaking. As a matter of fact several 
> > brands used
> > to have an "IBM / Apple II" switch built-in the joystick. I wonder if 
> > a DE-9
> > digital gamepad could be made to work--that would be interesting!
>
>
> Actually I believe DE-9 joysticks (Atari / Commodore / Amstrad / Sega 
> etc.) are a different kind of beast than PC joysticks. The 
> Atari/Commodore sticks were always digital, while most PC (and Apple) 
> sticks were analog devices.
>
> Building an adapter for use of a PC joystick on an Apple is perfectly 
> possible. In fact schematics exist somewhere, in the GSWorldView archive 
> IIRC.

Of course, you can build adapters for the digital sticks, too--but
they will still be digital (centered, half-scale up, half scale up
and right, etc.).  It's a little more complicated than adapters for
PC sticks, since that just means adding a couple of capacitors.

-michael

Music synthesis for 8-bit Apple II's!
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