Piedinature - Pinouts
Atari Mouse/Jo

9 PIN D-SUB MALE (At the computer)

9 PIN D-SUB FEMALE (At the mouse/joy cable)

9 PIN D-SUB MALE at the computer.
9 PIN D-SUB FEMALE at the mouse/joy cable.

Pin	Mouse	Joystick	Dir
1	XB	UP	IN
2	XA	DOWN	IN
3	YA	LEFT	IN
4	YB	RIGHT	IN
5	n/c	n/c	-
6	LEFTBUTTON	FIRE	IN
7	+5V	+5V	OUT
8	GND	GND	------
9	RIGHTBUTTON	res	IN

Note: Direction is Computer relative Device.

Piedinature - PinoutsAtari Mouse/Jo