## LinuxDB9c

### Notes

- All resistors are 10k Ohm
- First try the interface without the pull-up resistors in RED; if it does not work then add them
- Connections in BLUE are PPJoy specific additional fire buttons
- General notes about interface construction

### Credits

The original diagram and information for this interface can be found at http://www.charmed.com/support/kernel/docs/joystick-parport.txt.
Back to PPJoy interface diagrams.