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Pin 51–100: PCI|USB|AUDIO
Pin
Signal
Description
51
VCC
Power +5V
52
VCC
Power +5V
53
PAR
PCI Bus Parity
54
SERR#
PCI Bus System Error
55
GPERR#
PCI Bus Grant Error
56
nc
-
57
PME#
PCI Power Management Event
58
USB2#
USB Data- , Port2
59
LOCK#
PCI Bus Lock
60
DEVSEL#
PCI Bus Device Select
61
TRDY#
PCI Bus Target Ready
62
USB3#
USB Data- , Port3
63
IRDY#
PCI Bus Initiator Ready
64
STOP#
PCI Bus Stop
65
FRAME#
PCI Bus Cycle Frame
66
USB2
USB Data+ , Port2
67
GND
Ground
68
GND
Ground
69
AD16
PCI Adress & Data Bus line
70
CBE2#
PCI Bus Command and Byte enables 2
71
AD17
PCI Adress & Data Bus line
72
USB3
USB Data+ , Port3
73
AD19
PCI Adress & Data Bus line
74
AD18
PCI Adress & Data Bus line
75
AD20
PCI Adress & Data Bus line
76
USB0#
USB Data- , Port0
77
AD22
PCI Adress & Data Bus line
78
AD21
PCI Adress & Data Bus line
79
AD23
PCI Adress & Data Bus line
80
USB1#
USB Data- , Port1
81
AD24
PCI Adress & Data Bus line
82
CBE3#
PCI Command and Byte enables 3
83
VCC
Power +5V
84
VCC
Power +5V
85
AD25
PCI Adress & Data Bus line
86
AD26
PCI Adress & Data Bus line
87
AD28
PCI Adress & Data Bus line
88
USB0
USB Data+ , Port0
89
AD27
PCI Adress & Data Bus line
90
AD29
PCI Adress & Data Bus line
91
AD30
PCI Adress & Data Bus line
92
USB1
USB Data+ , Port1
93
PCIRST#
PCI Bus Reset
94
AD31
PCI Adress & Data Bus line
95
INTC#
PCI BUS Interrupt Request C
96
INTD#
PCI BUS Interrupt Request D
97
INTA#
PCI BUS Interrupt Request A
98
INTB#
PCI BUS Interrupt Request B
99
GND
Ground
100
GND
Ground
Note:
The termination resistors in this table are already mounted on the ETX® board. Please refer to the design
guide for information about additional termination resistors.
Kontron User's Guide ETX®-CN8
Type
Termination
PWR
-
PWR
-
IO-3,3
-
IO-3,3
PU 2k7 3,3V
IO-3,3
PU 2k7 3,3V
nc
-
IO-3,3
PU 10K 3.3V
IO-3,3
PD 15K
IO-3,3
PU 2k7 3,3V
IO-3,3
PU 2k7 3,3V
IO-3,3
PU 2k7 3,3V
IO-3,3
PD 15K
IO-3,3
PU 2k7 3,3V
IO-3,3
PU 2k7 3,3V
IO-3,3
PU 2k7 3,3V
IO-3,3
PD 15K
PWR
-
PWR
-
IO-3,3
-
IO-3,3
-
IO-3,3
-
IO-3,3
PD 15K
IO-3,3
-
IO-3,3
-
IO-3,3
-
IO-3,3
PD 15K
IO-3,3
-
IO-3,3
-
IO-3,3
-
IO-3,3
PD 15K
IO-3,3
-
IO-3,3
-
PWR
-
PWR
-
IO-3,3
-
IO-3,3
-
IO-3,3
-
IO-3,3
PD 15K
IO-3,3
-
IO-3,3
-
IO-3,3
-
IO-3,3
PD 15K
O-3,3
-
IO-3,3
-
I-3,3
PU 2k7 3,3V
I-3,3
PU 2k7 3,3V
I-3,3
PU 2k7 3,3V
I-3,3
PU 2k7 3,3V
PWR
-
PWR
-
20
4 ETX® Connectors
Comment
-
-
-
-
-
Reserved
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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