65
142214 (F)
Appendix C – Pinouts
This appendix provides the pinouts for the keyboard, mouse, LPT1, COM1,
COM2, USB, and VGA connectors.
NC indicates No Connection.
Keyboard Port Connector
The following table lists the signal definitions for the keyboard connector. It is a
standard PS/2-compatible connector.
Table C - 1. Keyboard Connector Pinout
Pin
Signal
1A
KB_DATA
2A
NC
3A
GND
4A
5VFUSE
5A
KB_CLK
6A
NC
Mouse Port Connector
The following table lists the signal definitions for the PS/2 mini-DIN mouse port
connector.
Table C - 2. Mouse Connector Pinout
Pin Signal
1B
MOUSE_DATA
2B
NC
3B
GND
4B
5VFUSE
5B
MOUSE_CLK
6B
NC
