2. Hardware Installations
22
SPI-8150-LVA, SPI-8151-LVA
2.17 PC/104 Connector: CN18 / CN19
The PC/104 expansion bus let you attach PC/104 modules. The PC/104 bus is
already become the industrial embedded PC bus standards. The pin assignments are as
follows:
C N 1 8
1 3 2
3 3
6 4
6 5 8 4
8 5 1 0 4
C N 1 9
Pin #
Signal
Pin #
Signal
Pin #
Signal
Pin #
Signal
1
IOCHK#
27
SA4
53
IRQ7
79
SD11
2
SD7
28
SA3
54
IRQ6
80
SD12
3
SD6
29
SA2
55
IRQ5
81
SD13
4
SD5
30
SA1
56
IRQ4
82
SD14
5
SD4
31
SA0
57
IRQ3
83
SD15
6
SD3
32
NC
58
DACK2#
84
GND
7
SD2
33
GND
59
TC
85
GND
8
SD1
34
RSTDRV
60
BALE
86
MEMCS16
#
9
SD0
35
VCC
61
VCC
87
IOCS16#
10
IOCHRD
Y
36
IRQ9
62
ISA_OS
C
88
IRQ10
11
AEN
37
-5V
63
GND
89
IRQ11
12
SA19
38
DREQ2
64
GND
90
IRQ12
13
SA18
39
-12V
65
GND
91
IRQ15
14
SA17
40
ZWS#
66
SBHE#
92
IRQ14
15
SA16
41
+12V
67
LA23
93
DACK0#
16
SA15
42
GND
68
LA22
94
DREQ0
17
SA14
43
SMEMW#
69
LA21
95
DACK5#
18
SA13
44
SMEMR#
70
LA20
96
DREQ5
19
SA12
45
IOW#
71
LA19
97
DACK6#
20
SA11
46
IOR#
72
LA18
98
DREQ6
21
SA10
47
DACK3#
73
LA17
99
DACK7#
22
SA9
48
DREQ3
74
MEMR#
100
DREQ7
23
SA8
49
DACK1#
75
MDMW#
101
VCC
24
SA7
50
DREQ1
76
SD8
102
MASTER
25
SA6
51
REFRESH
#
77
SD9
103
GND
26
SA5
52
SYSCLK
78
SD10
104
GND