将 64 位 DDR 存储器总线与 32 位微处理器总线接口

将 64 位 DDR 存储器总线与 32 位微处理器总线接口
Application Note: Virtex-4 FPGA Family

R Interfacing a 64-Bit DDR Memory Bus to a
32-Bit Microprocessor Bus
XAPP729 (v1.0.1) March 4, 2007 Author: Marc Defossez



Summary In today’s processor, digital signal processor (DSP), and other applications, memory data
widths can be 64 bits and higher. This application note shows how the 32-bit MicroBlaze
processor can easily access these wide memories. This design is also s