Pin Assignments B-9
EXPANSION PORT
Pin assignments for the expansion port are as follows.
EXPANSION PORT PIN ASSIGNMENTS
Pin Signal Pin Signal
1 +5 V PC 28 +12 V CHG
2 +5 V PC 29 +12 V CHG
3 Docking Station Detect 2 30 +12 V CHG
4 GND 31 +12 V CHG
5 GND 32 +12 V CHG
6 GND 33 Docking Station Detect 1
7 GND 34 AGND
8 GND 35 AGND
9 GND 36 AGND
10 GND 37 TC
11 GND 38 BALE
12 GND 39 IOCHCK
13 GND 40 IOCHRDY
14 GND 41 AEN
15 GND 42 SBHE
16 GND 43 MEMR
17 GND 44 MEMW
18 GND 45 RESET DRV
19 GND 46 OWS
20 GND 47 SMEMR
21 GND 48 SMEMW
22 GND 49 IOR
23 GND 50 IOW
24 +12 V CHG 51 IOCS16
25 +12 V CHG 52 PC Detect
26 +12 V CHG 53 HDD Access
27 +12 V CHG 54 FDD Access
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