What is Root complex?
The root of the PCI Express tree, connected to the CPU and memory, from which links fan out through switches to devices (endpoints).
Field: I/O Interfaces & Buses
Root complex in the explanations
In PCI Express, the root complex, connected to the CPU and memory, is the root; switches branch out, and every link is a point-to-point connection between exactly two devices.
Which statement about the structure of PCI Express is corre…
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Related terms
PCI Express 128b/130b encoding 8b/10b encoding AXI Bit error rate (BER) Characteristic impedance Clock and data recovery (CDR) Compute Express Link (CXL) Credit-based flow control Differential signaling