LogiCORE IP AXI EMC (v1.00a) Data Sheet (AXI) - 1.00a English - The AXI EMC (Advanced Microcontroller Bus Architecture (AMBA) Advanced extensible Interface (AXI) External memory controller) provides the control interface for external synchronous, asynchronous SRAM, Flash and PSRAM/Cellular RAM memory devices through the AXI interface. This soft IP core is designed to interface with the AXI 4 Interface. This document contains information about the AXI4 version of the core.