流水式CPU设计，实现在MIPS基础上修改的16位THCO-MIPS指令系统，解决了数据、结构、控制冲突，并实现了软硬中断-Pipelined CPU design, implementation, based on changes in the MIPS 16-bit THCO-MIPS instruction set to address the data structure, control of conflict, and to achieve the hard and soft int