user manual

5-40 Computer Group Literature Center Web Site
Transition/Bridge Modules
5
Keyboard/Mouse/Power LED Header (J6)
The table below shows the pin assignments for the keyboard, mouse, and
power LED header.
27 GND Drive
common
28 WPROT Disk is write
protected
29 GND Drive
common
30 RDATA Raw read data
from disk drive
31 GND Drive
common
32 HDSEL Determines the
side of the floppy
disk being
accessed
33 GND Drive
common
34 DSKCHG Notifies disk
drive controller
that the drive
door is open
Table 5-21. Floppy Header (J9) Pin Assignments
Pin
Signal
Mnemonic
Signal
Description Pin
Signal
Mnemonic
Signal
Description
Table 5-22. Keyboard/Mouse/Power LED Header (J6) Pin
Assignments
Pin
Signal
Mnemonic
Signal
Description Pin
Signal
Mnemonic
Signal
Description
1PWRLEDPower LED
Indicator
2 KBDCLK Clock for
keyboard
3 GND Ground 4 KBDDAT Data line for
keyboard