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AXI External Memory Controller


Product Description

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.

Key Features and Benefits

  • Supports AXI 4 specification for AXI interface
  • Full AXI Slave interface supports 32- Bit Address bus and 32/64-bit data bus
  • Supports 32-Bit configurable AXI4 Lite control interface to access internal registers
  • Supports Burst transfers of 1-256 beats for INCR burst type and 2, 4, 8, 16 beats for WRAP burst type
  • Supports AXI narrow transfers, unaligned transfer type of transactions
  • Supports multiple (up to 4) external memory banks
  • Supports independent memory configuration of each memory bank
  • Supports memory data widths of 64-bit, 32-bit, 16-bit and 8-bit for each of the memory banks



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