LogiCORE IP AXI PLBv46 Bridge (v2.00a) Data Sheet (AXI) - 1.0 English - The Advanced Microcontroller Bus Architecture (AMBA) Advanced eXtensible Interface (AXI4) to Processor Local Bus (PLB v4.6) Bridge translates AXI transactions into PLBv46 transactions. It functions as 32/64-bit slave on AXI4 and 32/64-bit master on the PLB. This document contains information about the AXI4 version of the core.