27
CN4: PC/104 64-pin Connector
PIN Description PIN Description
1
-IOCHECK
33
GND
2
SD7
34
RESETDRV
3
SD6
35
+5V
4
SD5
36
IRQ9
5
SD4
37
-5V
6
SD3
38
N/C
7
SD2
39
-12V
8
SD1
40
N/C
9
SD0
41
+12V
10
IOCHRDY
42
GND
11
AEN
43
-SMEMW
12
SA19
44
-SMEMR
13
SA18
45
-IOW
14
SA17
46
-IOR
15
SA16
47
-DACK3
16
SA15
48
DRQ3
17
SA14
49
-DACK1
18
SA13
50
DRQ1
19
SA12
51
-REFRESH
20
SA11
52
SYSCLK
21
SA10
53
IRQ7
22
SA9
54
IRQ6
23
SA8
55
IRQ5
24
SA7
56
IRQ4
25
SA6
57
IRQ3
26
SA5
58
-DACK2
27
SA4
59
TC
28
SA3
60
BALE
29
SA2
61
+5V
30
SA1
62
OSC
31
SA0
63
N/C
32
GND
64
GND
Connector diagram
rotated 90 degrees
clockwise from
original position
1
33
64
32