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本文提出了使用暂停指令进行I/O传送时出现的问题、原因及解决方法.分析与实验结果表明,中断必须发生在CPU的暂停响应阶段.
This paper presents the problems, causes and solutions of I / O transfer using the suspended instruction.The analysis and experimental results show that the interrupt must occur in the CPU suspended response phase.