3 pin definitions, Pin definitions, X1: pci-bus, usb, & audio – ADLINK ETX-CV User Manual
Page 17
ETX-CV User’s Manual
Page 17
ETX-CV User’s Manual
Page 17
6.3 Pin Definitions
X1: PCI-bus, USB, & Audio
Pin
Signal
Pin
Signal
1
GND
2
GND
3
PCICLK3
4
PCICLK4
5
GND
6
GND
7
PCICLK1
8
PCICLK2
9
REQ3#
10
GNT3#
11
GNT2#
12
3V
1
13
REQ2#
14
GNT1#
15
REQ1#
16
3V
1
17
GNT0#
18
RSV
19
5VCC
20
5VCC
21
SERIRQ
22
REQ0#
23
AD0
24
3V
1
25
AD1
26
AD2
27
AD4
28
AD3
29
AD6
30
AD5
31
CBE0#
32
AD7
33
AD8
34
AD9
35
GND
36
GND
37
AD10
38
AUXAL
39
AD11
40
MIC
41
AD12
42
AUXAR
43
AD13
44
ASVCC
45
AD14
46
SDNL
47
AD15
48
ASSGND
49
CBE1#
50
SNDR
Pin
Signal
Pin
Signal
51
5VCC
52
5VCC
53
PAR
54
SERR#
55
GPERR
56
RSV
57
PME#
58
USB2-
59
LOCK#
60
DEVSEL#
61
TRDY#
62
USB3-
63
IRDY#
64
STOP#
65
FRAME#
66
USB2+
67
GND
68
GND
69
AD16
70
CBE2#
71
AD17
72
USB3+
73
AD19
74
AD18
75
AD20
76
USB0N
77
AD22
78
AD21
79
AD23
80
USB1-
81
AD24
82
CBE3#
83
5VCC
84
5VCC
85
AD25
86
AD26
87
AD28
88
USB0+
89
AD27
90
AD29
91
AD30
92
USB1+
93
PCIRST#
94
AD31
95
INTC#
96
INTD#
97
INTA#
98
INTB#
99
GND
100
GND
2
1
99
100
The 3V (3.3 V ±5%) is generated onboard. Pins may be used to power devices on the
carrier board up to a maximum load of 500 mA.
Do not connect the 3V pin to external 3.3V supply power.
X1