The PXIe-8240 is a peripheral module in a 1-slot 3U PXI Express form factor. The following figure is a functional block diagram of the PXIe-8240. Following the diagram is a description of each logic block shown.
PXIe-8240 Block Diagram
The PXIe-8240 consists of the following logic blocks on two circuit card assemblies (CCA):
The PXI Express Connectors connect the PXIe-8240 to the PXI Express/CompactPCI Express backplane.
The PCI Express Switch links the PXI Express backplane to the Ethernet controller on the OCP mezzanine card with PCI Express x8 links.
The OCP Mezzanine Card block consists of the Ethernet controller and the QSFP+ connectors that provide the 40 GbE connectivity.