In the data path , many modules were designed and implemented , such as alu . data bus unit , w ( work register ) and registers file . the designs of peripheral functional modules were finished , including usart , spi and io 在详细分析riscmcu的体系结构特点的前提下,进行了系统划分,并详细设计了该riscmcu的数据通路,包括设计该数据通路上的alu单元、内部数据总线、工作寄存器w以及寄存器文件等功能模块。
内部: interior; inside; inward; in ...外部数据总线: external data bus地址-数据总线: address-data bus读数据总线: cb cab光数据总线: optical data bus数据总线: bus, data; d b; data highway; databus; db data bus写数据总线: write data bus内部数据: internal data内部数据库: hdb home database公共数据总线,通用数据总线: common data bus数据总线打开,数据总线启用: dbe data bus enable存储数据总线: memory data bus分时数据总线: time-shared data bus高速数据总线: hsdb high-speed data bus公共数据总线: cdb common data bus公用数据总线: common data bus扩充数据总线: extended data bus输出数据总线: odb; output-data bus输入数据总线: input data bus数据总线成分: data bus component数据总线电路: data bus circuit数据总线接头: db connector数据总线启动: data bus enable数据总线输入: dbin data bus in数据总线状态: data bus state