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©2004 Inova Computers GmbHPage C-8 ICP-P4/PM/CM Appendix-C
ITM-RIO
Appendix C
C1.6 Mouse & Keyboard Interfaces
The physical PS-2 keyboard interface is brought out on either a 4HP or 8HP rear -panel, the mouse
interface is only available on the 8HP version (Figure C1.2) Connector pinout and description are
provided in Figure C1.6 and Table C1.6 respectively.
Note:
If the mouse, keyboard ports are used
in rear I/O applications then they
should not be used from the front-
panel. Communicating from both
mouse and keyboard sources is physi-
cally possible but is not recommended!
Figure C1.6 Mouse & Keyboard Interface Pinout
Table C1.6 Mouse & Keyboard Connector Signals
21
4
6
3
5
Pin No. Signal Pin No. Signal
1 Data 2 N/C
3 GND 4 +5V
5 CLK 6 N/C