Ps/2 Keyboard And Mouse Connector (Kbd/Mse) (J26) - Kontron mITX-E3815 User Manual

KTD-N0903-C

PS/2 Keyboard and Mouse connector (KBD/MSE) (J26)

7.5
Attachment of a PS/2 keyboard/mouse can be done through the pinrow connector KBD/MSE. Both
interfaces utilize open-drain signalling with on-board pull-up.
The PS/2 mouse and keyboard is supplied from 5V 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
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.
KBDDAT Bi-directional serial data line used to transfer data from or commands to the PC-AT keyboard.
Available cable kit:
Page 26
Type
IOD
IOD
IOD
IOD
PWR
PWR
PN 1053-2384 Bracket Cable 6-Pin to PS2-Kbd-Mse
mITX-E38 Users Guide
Ioh/Iol Pull U/D
/14mA 2K7
/14mA 2K7
/14mA 2K7
/14mA 2K7
- -
- -
Internal Connectors
Note