指令寄存器单元 INS UNIT ; IR UNIT
只读存储器指令寄存器 rom instruction register
微指令寄存器 micro-instruction register ; MUIR Microinstruction Register
指令寄存器 [计] instruction register
壳指令寄存器 Wrapper Instruction Register ; WIR
控制指令寄存器 control instruction register
①指令寄存器 Instruction Register
指令地址寄存器 [计] instruction address register ; IAR
指令指针寄存器 Instruction Pointer ; Instruction Pointer Register
当前指令寄存器 current instruction register
为了实现这种映射，您可以在访问寄存器的位置包括条件编译#指令。
To achieve this mapping, you may include conditional compilation #ifdef in places where you access the registers.
其后面是4040处理器(1974发布)，其具有扩展指令集、程序内存、寄存器集和堆栈。
Its successor was the 4040 processor (released in 1974), which had an expanded instruction set, program memory, register set, and stack.
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