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PC1: 64-pin PC/104 Expansion Slot
PIN
Description PIN Description
1
IOCHECK*
2
SD7
3
SD6
4
SD5
5
SD4
6
SD3
7
SD2
8
SD1
9
SD0
10
IOCHRDY
11
AEN
12
SA19
13
SA18
14
SA17
15
SA16
16
SA15
17
SA14
18
SA13
19
SA12
20
SA11
21
SA10
22
SA9
23
SA8
24
SA7
25
SA6
26
SA5
27
SA4
28
SA3
29
SA2
30
SA1
31
SA0
32
GND
28
33
GND
34
RESETDRV
35
+5V
36
IRQ9
37
-5V
38
DRQ2
39
-12V
40
NOW*
41
+12V
42
GND
43
SMEMW*
44
SMEMR*
45
IOW*
46
IOR*
47
DACK3*
48
DRQ3
49
DACK1*
50
DRQ1
51
REFRESH*
52
SYSCLK
53
IRQ7
54
IRQ6
55
IRQ5
56
IRQ4
57
IRQ3
58
DACK2*
59
TC
60
BALE
61
+5V
62
OSC
63
N/C
64
GND
Connector diagram
rotated 90 degrees
clockwise from
original position
1
33
32
64
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