Pinouts Description; Pci Express Interface - Nvidia BlueField-3 User Manual

4 Pinouts Description

4.1 PCI Express Interface

The following table lists the PCI Express pins description. For further details, please refer to
DPU PCI Express x16 Pin Description
Pin Signal Description
# Name
A1 PRSNT1# Mechanical Present
A2 12V
A3 12V
A4 GND
A5 TCK JTAG - Not Connected
A6 TDI JTAG - Not Connected
A7 TDO JTAG - Not Connected
A8 TMS JTAG - Not Connected
A9 3.3V 3.3V - (Connected in 900-9D3B4-00CC-
EA0 & 900-9D3B4-00SC-EA0 only)
A10 3.3V 3.3V - (Connected in 900-9D3B4-00CC-
EA0 & 900-9D3B4-00SC-EA0 only)
A11 PERST# PCIe Reset
A12 GND
A13 REFCLK+ Host Reference Clock
A14 REFCLK- Host Reference Clock
A15 GND
A16 PERP0
NVIDIA BlueField-3 DPU User Guide
PCI Express
Pin Signal Description
# Name
B1 12V
B2 12V
B3 12V
B4 GND
B5 SMCLK Host SMBus
B6 SMDAT Host SMBus
B7 GND
B8 3.3V 3.3V - (Connected in 900-9D3B4-00CC-
EA0 & 900-9D3B4-00SC-EA0 only)
B9 TRST# JTAG - Not Connected
B10 3.3V_AUX
B11 WAKW#/RSVD
B12 RSVD
B13 GND
B14 PETP0
B15 PETN0
B16 GND
Interface.
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