Pin 1 | +5 V | +5 V DC |
Pin 2 | B1 | Button 1 |
Pin 3 | X1 | X axis for joystick 1 (0–100 kΩ) |
Pin 4 | GND | Ground for B1 |
Pin 5 | GND | Ground for B2 |
Pin 6 | Y1 | Y axis for joystick 1 (0–100 kΩ) |
Pin 7 | B2 | Button 2 |
Pin 8 | +5 V | +5 V DC |
Pin 9 | +5 V | +5 V DC |
Pin 10 | B4 | Button 4 |
Pin 11 | X2 | X axis for joystick 2 (0–100 kΩ) |
Pin 12 | GND | Ground for buttons 3 and 4 (or MIDI out) |
Pin 13 | Y2 | Y axis for joystick 2 (0–100 kΩ) |
Pin 14 | B3 | Button 3 |
Pin 15 | +5 | +5 V DC (or MIDI in, sometimes unconnected) |
When using the joystick port on a soundcard, avoid using pins 12 and 15. A soundcard uses these pins for MIDI TRANSMIT and MIDI RECEIVE respectively.