This IP is a Renesas-developed controller IP for PCI Express® (PCIe®) 5.0. The IP's system interface is based on the AMBA® AXI and PIPE interfaces. It includes a Data Link Layer (DLL). It also has a Transaction Layer for the root complex and endpoint, and Type 0/1 configuration registers. Additionally, the PCI Express 5.0 Link Controller IP has a Direct Memory Access (DMA) controller function and is written in Verilog RTL.