PC Gameport with MIDI
From HwB
Some soundcards have some MIDI signals included in their Gameport. Ground and VCC has been used for this.
[edit] Pinout
15 PIN D-SUB FEMALE at the computer.
15 PIN D-SUB MALE at the joystick cable.
| Pin | Name | Dir | Description |
|---|---|---|---|
| 1 | +5V |  | +5 VDC |
| 2 | /B1 |  | Button 1 |
| 3 | X1 | | Joystick 1 - X |
| 4 | GND |  | Ground |
| 5 | GND | | Ground |
| 6 | Y1 | | Joystick 1 - Y |
| 7 | /B2 | | Button 2 |
| 8 | +5V | | +5 VDC |
| 9 | +5V | | +5 VDC |
| 10 | /B4 | | Button 4 |
| 11 | X2 | | Joystick 2 - X |
| 12 | MIDITXD | | MIDI Transmit |
| 13 | Y2 | | Joystick 2 - Y |
| 14 | /B3 | | Button 3 |
| 15 | MIDIRXD | | MIDI Receive |
Notes:
- Direction is Computer relative Joystick.
- Use 100 kohm resistor.
Circuit Cellar Online has an great article about how to connect MIDI devices to your MPU401 compatible (SoundBlaster etc) soundcards gameport.