Chapter 1
Introduction
©
National Instruments
1-3
MXI-Express Gen II x8 Series User Manual
Figure 1-2.
NI PXIe-8381 (153097x-01L) Block Diagram
1
The NI PXIe-8381 supports dual link mode, which will merge the four x4
links to the chassis backplane into two x8 links if the chassis supports it.
National Instruments offers Gen II PXI Express chassis that allow the
NI PXIe-8381 to establish Gen II backplane links.
1
The width and speed of the backplane links are chassis dependent.
MXI-Express
Gen II x8
PCIe
Switch
PCIe-to-
PCI Bridge
SMBus
Master
PCIe Gen II x4
1
PCIe Gen II x8
PCIe Gen II x4
1
PCIe Gen II x4
1
PCIe Gen II x4
1
