Ps/2 Keyboard And Mouse Connector (Kbdmse) (J27) - Kontron KTQM67/mITX User Manual

KTD-N0819-K

6.3 PS/2 Keyboard and Mouse connector (KBDMSE) (J27)

Attachment of a PS/2 keyboard/mouse can be done through the pinrow connector KBDMSE (J27).
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
1 KBDCLK
2 KBDDAT
3 MSCLK
4 MSDAT
5 5V/SB5V
6 GND
Signal Description – Keyboard & and mouse Connector (KBDMSE).
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.
Bi-directional serial data line used to transfer data from or commands to the PC-AT
KBDDAT
keyboard.
Available cable kit:
Page 45
Type
IOD
IOD
IOD
IOD
PWR
PWR
PN 1053-2384 Bracket Cable 6-Pin to PS2-Kbd-Mse
Internal Connectors
Pull
Ioh/Iol
U/D
/14mA 2K7
/14mA 2K7
/14mA 2K7
/14mA 2K7
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KTQM67 Users Guide
Note