Motorola CPX8216TCPX8216T User Manual

5-40

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Transition/Bridge Modules

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

1

PWRLED

Power  LED 
Indicator

2

KBDCLK

Clock for 
keyboard

3

GND

Ground

4

KBDDAT

Data line for 
keyboard