TI-99/4A Joystick Port
(At the computer)
(At the joystick cable)
9 PIN D-SUB MALE at the computer.
9 PIN D-SUB FEMALE at the joystick cable.
| Pin | Dir | Name |
|---|---|---|
| 1 | - | N.C. |
| 2 | OUT | Test joystick 2 |
| 3 | IN | UP |
| 4 | IN | Fire button pressed |
| 5 | IN | Left |
| 6 | - | N.C. |
| 7 | OUT | Test joystick |
| 8 | IN | Down |
| 9 | IN | Right |
Note: Direction is Computer relative Device.
Source: [The Hardware Book]
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