iar -指令地址寄存器。
所有指令不管怎样都会对整个寄存器进行操作。
All of the instructions operate on the whole register anyway. The problem before was threefold.
寄存器的功能就是暂时存储数据和指令。
The function of the register is to temporarily store data and instructions.
寄存器的功能就是暂时存储数据和指令。
The function of the register is to temporarily store data and instructions.
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