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发表于 2019-2-27 21:57:36
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①Finally, the microprecessor executes the instruction.
最后,这个微处理器执行指令
②The sequence of operations to execute the instruction varies from instruction to instruction.
操作序列去执行改变的指令,从指令到指令?
③ The execute routine may read data from memory,write data to memory, read data from or write data
to an I/O device, perfrom only operations within the CPU, or perform some combination of these
operaions.
执行日程可能在内存中读取和写入资料,在一个I/O设备中读取和写入资料,只完成CPU内部的操作,或者是
完成一些操作组合。
④We now look at how the computer performs these operations from a system perspective.
我们现在来看看计算机是怎么完成这些系统透视的操作。
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