[simpits-tech] Hacking a CH Products USB Yoke

[Marv De Beque]

Maybe not, but you got it right!  :-)


On 8/23/03 7:49 AM, "Craig Rochester" <johncraigroch@msn.com> wrote:

> John,
> 
> There are two ways that I've seen game controllers use pots:
> 
> 1. Pot used as a variable resister to control current.  This is how the game
> port works.  This only
> requires 2 wire connection.
> 
> 2. Pot used as a "voltage divider".  The USB controller chips in a lot of
> newer sticks use this
> method as the controller is looking for a 0-5VDC input. This requires 3 wire
> connection.
> 
> DISCLAIMER: not an electronics expert.
> 
> 
> -----Original Message-----
> From: simpits-tech-admin@simpits.org
> [mailto:simpits-tech-admin@simpits.org]On Behalf Of John Miguez
> Sent: Friday, August 22, 2003 8:19 AM
> To: simpits-tech@simpits.org
> Subject: [simpits-tech] Hacking a CH Products USB Yoke
> 
> 
> I am in the process of hacking a CH Products USB Yoke.  I found out that you
> can run nine axes and 28 buttons though the USB PCB.
> 
> 
> 
> At the moment I am trying to run the throttle of a Suncom throttle/joystick
> combo through the CH Products USB.  Here is my problem.
> 
> 
> 
> They use 50K ohm pots for the throttle, mixture, prop.   The Suncom uses a
> special 100K ohm pot.  I calculated that around a 80K resistor in parallel
> should make the pot a 50K pot.  I can get a test pot/resistor to work on the
> volt-ohm meter but not in MS game controller setup routine, when running
> through the CH Products yoke.
> 
> 
> 
> Any ideas?
> 
> 
> 
> John
> 
> 
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> 
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