8031单片机的定时器T1用作定时方式时是（）。 -题库考试答案搜索网

8031单片机的定时器T1用作定时方式时是（）。

单选题

2022-04-02 17:32

A、由内部时钟频率定时，一个时钟周期加1
B、由内部时钟频率定时，一个机器周期加1
C、由外部时钟频率定时，一个时钟周期加1
D、由外部时钟频率定时，一个机器周期加1

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正确答案

B

试题解析

标签：佳木斯职业学院继续教育学院物联网应用技术高起专单片机原理及应用（面授）平时作业2

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