文档给出了verilog数字系统设计的6个实践项目的详细设计过程，包括设计思路、顶层设计和各个模块设计的源码和详细说明-The document gives 6 verilog digital system design practice project detailed design process, including source code and a detailed descr iption of the design ideas, the top-level design and module design.