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- Path: col.hp.com!dkm
- From: dkm@col.hp.com (David K Martin)
- Newsgroups: comp.sys.amiga.hardware
- Subject: Re: Analogue joystick problem on A1200
- Date: 29 Jan 1996 17:28:12 GMT
- Organization: HP Colorado Springs Division
- Message-ID: <4ej03c$ogt@nonews.col.hp.com>
- References: <4eijv8$i1k@hermes.ucd.ie>
- NNTP-Posting-Host: jello4.cs.itc.hp.com
-
- Neil Cafferkey (neilc@orca.ucd.ie) wrote:
- : I recently built an adaptor to use analogue joysticks on my A1200,
- : but when I tried to use it I found that the x and y axes were swapped
- : (eg. up was left and left was down). I checked the documentation I had
- : used for the pin assignments (A1200 manual and joystick manual, both of
- : which are backed up by other sources), but I had followed it correctly.
- : I then checked the voltages from the joystick, which confirmed that the
- : joystick's manual was right.
- : Then I swapped the wires between the two axes, and the joystick
- : worked perfectly with three different games, all booted from floppy. So
- : is there a problem with the Amiga hardware? I have KS 39.106. I now have
- : a working adaptor but I'm just wondering if every Amiga is like this.
-
- Yup, your hardware is working fine. As I understand it, this is normal
- and dates back to one of the early analogue games that had the X and Y
- registers swapped in the program and for unknown reasons all the
- following games followed suit. So all the hardware adapters are wired
- to correct the software error.
-
- Anyone who has a definative answer is welcome to correct me.
-
- Dave Martin - dkm@col.hp.com
-
-