Subject: Re: Game port
From: david@uow.edu.au (David Wilson)
Date: Tue, Dec 22, 1998 1Ç55 
Message-id: <david.914316931@wraith>

Rubywand <rubywand@swbell.net> writes:
>     Regarding pinout of 9-pin A2 mouses, is the following correct?

Not quite (at least for the //c & //c+ in joystick mode).
See below for correction to pins 4 and 9.

>DB-9 Female Socket (on computer)
>  ,---------------------.
>  \  5   4   3   2   1  /
>   \   9   8   7   6   /
>    `-----------------'

>   Mouse         Usual Game Port Function

>1  MOUSE ID      Pushbutton 1
>2  +5V           +5V
>3  GND           GND
>4  XDIR          Game Control 2 or PDL2 (Joystick-2 X-axis) [not on //c(+)]
>5  XMOVE         Game Control 0 or PDL0 (Joystick-1 X-axis)
>6  n.c.          Pushbutton 2 (not on //c)
>7  MOUSE BUTTON  Pushbutton 0
>8  YDIR          Game Control 1 or PDL1 (Joystick-1 Y-axis)
>9  YMOVE         Game Control 3 or PDL3 (Joystick-2 Y-axis) [not on //c(+)]
--
David Wilson  School of IT & CS, Uni of Wollongong, Australia  david@uow.edu.au