The control path contain Instructor ROM, instructor register, instructor decode unit, address creating module and Program Counter (PC)module.
控制单元由程序存储器ROM、指令译码器、地址生成模块、程序计算器PC 组成。
2
Unit as a whole, addressing and control information to each paragraph should be assigned an address for the external control rather than for each byte addressing, or at least address port 19.