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nonzero
Joined: 08 Oct 2005 Posts: 18
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Posted: Mon Jan 15, 2007 8:58 am Post subject: No more hardware forum so here goes, PS2 controller decoding |
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Just checked back in here and noticed that the PS2 hardware forum is missing in action.
My question is what is required to make a decoder of a PS2 control pad?
Multigame used to make a PS2 to Vectrex adaptor that had many clever functions programmed into it.
I'd like to make something similar that takes a standard PS2 pad input and outputs the plain signal data for each point.
Thanks |
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J.F.
Joined: 22 Feb 2004 Posts: 2906
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Posted: Mon Jan 15, 2007 12:46 pm Post subject: |
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| There's been a LOT of info on PS1/PS2 controllers posted. I suggest starting with searching the forum. |
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nonzero
Joined: 08 Oct 2005 Posts: 18
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Posted: Tue Jan 16, 2007 5:19 am Post subject: |
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| J.F. wrote: | | There's been a LOT of info on PS1/PS2 controllers posted. I suggest starting with searching the forum. |
Thank you for that most pertinent of tips - I performed a search before posting and didn't find anything that directly related to my question.
Do you have any keywords that might narrow the material down a bit? Found plenty about software/driver related stuff but nothing hardware based.
I've picked up a PS2 with a duff laser to have a look at how the controller port is wired inside the console and how the signal is chuffed around.
Any pointers would be appreciated. |
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jbit Site Admin

Joined: 28 May 2005 Posts: 293 Location: København, Danmark
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Posted: Tue Jan 16, 2007 6:44 am Post subject: |
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There is tonnes of information on the net (and our forums) about the PS1/PS2 controller protocol. There are even a whole bunch of projects on the net using the PS1/PS2 controllers from a PIC or such, ranging from controlling a MIDI synth. to controlling a robot.
There are loads of pages like http://www.gamesx.com/controldata/psxcont/psxcont.htm which detail the protocol at a low level, so you can make a PIC or such drive it.
Hint: A PS2 pad will act like a PS1 pad until it's told not to, and even when it's in PS2 pad mode it still uses effectively the same protocol. |
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J.F.
Joined: 22 Feb 2004 Posts: 2906
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Posted: Wed Jan 17, 2007 12:23 pm Post subject: |
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| Here's another good doc that covers the extended pads you would have found searching here. I did since I lost the link... but five whole minutes searching here turned it up. :) |
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