ETX-CN700
Appendix 1
Page | 27
ETX Connector Details
Connector X1
Pin Number
Signal
Signal Level
Pin Number
Signal
Signal Level
1
GND
2
GND
3
PCICLK3
3.3 v
4
PCICLK4
3.3 v
5
GND
6
GND
7
PCICLK1
3.3 v
8
PCICLK2
3.3 v
9
REQ3#
3.3 v
10
GNT3#
3.3 v
11
GNT2#
3.3 v
12
3V
3.3 v
13
REQ2#
3.3 v
14
GNT1#
3.3 v
15
REQ1#
3.3 v
16
3V
3.3 v
17
GNT0#
3.3 v
18
NC
19
VCC
5 v
20
VCC
5 v
21
SERIRQ
3.3 v
22
REQ0#
3.3 v
23
AD0
3.3 v
24
3V
3.3 v
25
AD1
3.3 v
26
AD2
3.3 v
27
AD4
3.3 v
28
AD3
3.3 v
29
AD6
3.3 v
30
AD5
3.3 v
31
CBE0#
3.3 v
32
AD7
3.3 v
33
AD8
3.3 v
34
AD9
3.3 v
35
GND
36
GND
37
AD10
3.3 v
38
AUXAL
Audio
39
AD11
3.3 v
40
MIC
Audio
41
AD12
3.3 v
42
AUXAR
Audio
43
AD13
3.3 v
44
ASVCC
5 v Audio
45
AD14
3.3 v
46
SNDL
Audio
47
AD15
3.3 v
48
ASGND
49
CBE1#
3.3 v
50
SNDR
Audio
51
VCC
5 v
52
VCC
5 v
53
PAR
3.3 v
54
SERR#
3.3 v
55
PERR#
3.3 v
56
NC
57
PME#
3.3 v
58
USB2#
3.3 v
59
LOCK#
3.3 v
60
DEVSEL#
3.3 v
61
TRDY#
3.3 v
62
USB3#
3.3 v
63
IRDY#
3.3 v
64
STOP#
3.3 v
65
FRAME#
3.3 v
66
USB2
3.3 v
67
GND
68
GND
69
AD16
3.3 v
70
CBE#2
3.3 v
71
AD17
3.3 v
72
USB3
3.3 v
73
AD19
3.3 v
74
AD18
3.3 v
75
AD20
3.3 v
76
USB0#
3.3 v
77
AD22
3.3 v
78
AD21
3.3 v
79
AD23
3.3 v
80
USB1#
3.3 v
81
AD24
3.3 v
82
CBE3#
3.3 v
83
VCC
5 v
84
VCC
5 v
85
AD25
3.3 v
86
AD26
3.3 v
87
AD28
3.3 v
88
USB0
3.3 v
89
AD27
3.3 v
90
AD29
3.3 v
91
AD30
3.3 v
92
USB1
3.3 v
93
PCIRST#
3.3 v
94
AD31
3.3 v
95
INTC#
3.3 v
96
INTD#
3.3 v
97
INTA#
3.3 v
98
INTB#
3.3 v
99
GND
100
GND