The DA-15 game port (joystick port) is a 15-pin D-sub connector on PC sound cards and motherboards from the 1980s to early 2000s for analog joysticks, gamepads, and MIDI instruments.
| Pin | Name | Function | Type |
|---|---|---|---|
| 1 | +5V | 5V power for joystick | PWR |
| 2 | B1_A | Button 1 joystick A | I/O |
| 3 | X1_A | X-axis joystick A analog | ADC |
| 4 | GND | Ground | GND |
| 5 | GND | Ground | GND |
| 6 | Y1_A | Y-axis joystick A analog | ADC |
| 7 | B2_A | Button 2 joystick A | I/O |
| 8 | +5V | 5V power | PWR |
| 9 | +5V | 5V power | PWR |
| 10 | B1_B | Button 1 joystick B | I/O |
| 11 | X1_B | X-axis joystick B analog | ADC |
| 12 | MIDI_TX | MIDI output | BUS |
| 13 | Y1_B | Y-axis joystick B analog | ADC |
| 14 | B2_B | Button 2 joystick B | I/O |
| 15 | MIDI_RX | MIDI input | BUS |