在MCS一51单片机的运算电路中，不能为ALU提供数据的是? - 查题网

>> 成人高等教育 / 单片机原理及应用

成人高等教育 / 单片机原理及应用

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在MCS一51单片机的运算电路中，不能为ALU提供数据的是?

A、
累加器A
B、
暂存器
C、
寄存器B
D、
状态寄存器PSW

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单片机原理及应用

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