The memory management unit is designed after analyzing the timing and protectingrequirements. The design thought for mapping virtual address space into physical address space,block protection unit and Cache are also discussed.

• 通过分析该微处理器访存的时序要求以及对存储器保护的要求,设计了具有自主知识产权的存储器管理部件,论述了逻辑地址映射到物理地址、存储块保护以及Cache设计思想。