
Chapter: Connectors PCI-Express
page 36 Beckhoff New Automation Technology CB3052
Description Name Pin Name Description
ground GND 55 56 PER3 receive lane 3 +
clock enable 3 PE3CLKEN#
57 58 PER3# receive lane 3 -
ground GND 59 60 GND ground
3.3 volt supply 3.3V 61 62 12V 12 volt supply
3.3 volt stand-by S3.3V 63 64 SMBCLK4 SMB clock slot 4
PCIe reset PLTPCIE# 65 66 SMBDAT4 SMB dat slot 4
link reactivation PEWAKE# 67 68 GND ground
ground GND 69 70 PECLK3 PCIe clock 3 +
transmit lane 4 + PET4 71 72 PECLK3# PCIe clock 3 -
transmit lane 4 - PET4# 73 74 GND ground
ground GND 75 76 PER4 receive lane 4 +
clock enable 4 PE3CLKEN#
77 78 PER4# receive lane 4 -
PCIe configure x1/x4 PECONF# 79 80 GND ground
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