Figure 3. PXIe-8394 (156874x-04L) Block Diagram
PCI Express
Switch
PCI Express Gen-3 x16
PCI Express Gen-3 x8
MXI-Express
Gen-3 x16
Note The width and speed of the PXIe-8394 backplane links are chassis
dependent.
Note National Instruments offers Gen 3 PXI Express chassis that allow the
PXIe-8394 to establish Gen 3 backplane links. A chassis can support up to a x8 link.
Basic MXI-Express Gen-3 x16 Systems
The simplest MXI-Express Gen-3 x16 system consists of a PCIe-8398 in a PC connected to a
PXIe-8398 in the controller slot of a PXI Express chassis, as shown in the following figure.
Figure 4. Example of a Basic MXI-Express Gen-3 x16 Link Topology
Note In this manual, whenever a PXI Express chassis is referenced, you could use
a CompactPCI Express chassis instead.
6 | ni.com | MXI-Express Gen-3 x16 User Manual
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