Article View: comp.sys.amiga.tech
Article #3858Re: Paddles from assembly
From: Kevin Klop
Date: Fri, 08 Jun 1990 05:36
Date: Fri, 08 Jun 1990 05:36
31 lines
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1557 bytes
In article <3338.AA3338@ufweed.UUCP> fweed@ufweed.UUCP (Frank P. Weed II) writes:
>
> How exactly does a person read standard Atari paddles from assembly? The
>following fragment would seem to be correct, but Intuition doesn't like the
>"move.w d0,$dff034" - it thinks it has RMB events.
>
> move.l _GfxBase,a6 ; C has this variable
> jsr WaitTOF(a6)
> moveq.l #1,d0
> move.w d0,$dff034 ; start paddle timing
> jsr WaitTOF(a6) ; data ready next vblank
> move.w $dff012,_Pot0Dat
> move.w $dff014,_Pot1Dat
>
>--
>
>Frank P. Weed II uucp: uunet!isis!nyx!ufweed!fweed
Refer to the latest RKMs. They have an example of reading various gameport
devices, and how to use the gameport device.
-- Kevin-Neil Klop --
Kevin Klop {uunet|rutgers|amiga}!cbmvax!kevin
Commodore-Amiga, Inc.
The number, 111-111-1111 has been changed. The new number is:
134-253-2452-243556-678893-3567875645434-4456789432576-385972
Disclaimer: _I_ don't know what I said, much less my employer.
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!mailrus!iuvax!rutgers!cbmvax!kevin From: kevin@cbmvax.commodore.com (Kevin Klop) Newsgroups: comp.sys.amiga.tech Subject: Re: Paddles from assembly Message-ID: <12414@cbmvax.commodore.com> Date: 8 Jun 90 05:36:02 GMT References: <3338.AA3338@ufweed.UUCP> Reply-To: kevin@cbmvax (Kevin Klop) Distribution: na Organization: Commodore, West Chester, PA Lines: 31