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12 kbd/mse (j27), Kbd/mse (j27) – Kontron KTA75-FLEX User Manual

Page 43

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KTD-N0861-B

Page 35

Pin Connectors


KTA75/Flex Users Guide

KTA70M/mITX Users Guide


7.12

KBD/MSE (J27)


Attachment of a PS/2 keyboard/mouse can be done through the pinrow connector KBDMSE (J27) type

Molex 22-23-2061 or similar.


Both interfaces utilize open-drain signalling with on-board pull-up.


The PS/2 mouse and keyboard is supplied from SB5V when in standby mode in order to enable keyboard or

mouse activity to bring the system out from power saving states. The supply is provided through a 1.1A

resettable fuse.

PIN

Signal

Type

Ioh/Iol

Pull

U/D

Note

1

KBDCLK

IOD

/14mA

2K7

2

KBDDAT

IOD

/14mA

2K7

3

MSCLK

IOD

/14mA

2K7

4

MSDAT

IOD

/14mA

2K7

5

5V/SB5V

PWR

-

-

6

GND

PWR

-

-

Signal Description – Keyboard & and mouse Connector (KBDMSE).



Available cable kit:






PN 1053-2384 Bracket Cable 6-Pin to PS2-Kbd-Mse

Signal

Description

MSCLK

Bi-directional clock signal used to strobe data/commands from/to the PS/2 mouse.

MSDAT

Bi-directional serial data line used to transfer data from or commands to the PS/2 mouse.

KDBCLK

Bi-directional clock signal used to strobe data/commands from/to the PC-AT keyboard.

KBDDAT

Bi-directional serial data line used to transfer data from or commands to the PC-AT keyboard.

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