Beckhoff CB4060 Manual de usuario Pagina 23

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PCIe/104 Connector Chapter: Connectors
Beckhoff New Automation Technology CB4060 page 23
3.5 PCIe/104 Connector
Expansion modules for the PCI-Express bus can be connected to the board using the PCIe/104
connector. This is a "type 1" connector which offers full PCI-Express x16. "Stacking Error" functionality is
available. For specifics, please refer to the PCI/104-Express™ documentation (rev. 2.0).
Name
Pin
Name
Description
USBOC#
1
2
PERST#
PCIe reset
3.3V
3
4
3.3V
3.3 volt supply
USB2-12.D+
5
6
USB2-11.D+
USB2 lane 11 data +
USB2-12.D-
7
8
USB2-11.D-
USB2 lane 11 data -
GND
9
10
GND
ground
PET2
11
12
PET1
transmit lane 1 +
PET2#
13
14
PET1#
transmit lane 1 -
GND
15
16
GND
ground
PET3
17
18
PET4
transmit lane 4 +
PET3#
19
20
PET4#
transmit lane 4 -
GND
21
22
GND
ground
PER2
23
24
PER1
receive lane 1 +
PER2#
25
26
PER1#
receive lane 1 -
GND
27
28
GND
ground
PER3
29
30
PER4
receive lane 4 +
PER3#
31
32
PER4#
receive lane 4 -
GND
33
34
GND
ground
PECLK1
35
36
PECLK0
clock slot 0 +
PECLK1#
37
38
PECLK0#
clock slot 0 -
SVCC
39
40
SVCC
5 volt standby supply
PECLK2
41
42
PECLK3
clock slot 3 +
PECLK2#
43
44
PECLK3#
clock slot 3 -
CPU_DIR
45
46
PWRGOOD
powergood
SMBDAT
47
48
PECLKx16
clock x16 slot +
SMBCLK
49
50
PECLKx16#
clock x16 slot -
SMBALERT
51
52
PSON#
PSU on
PEWAKE#
53
54
PEGENA#
PCIe graphics enable
GND
55
56
GND
ground
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