The working principle and the functions of the monostability multivibrator composed of 555 timer are introduced in the paper,and the time switches are designed.
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释义
介绍了用555定时器构成的单稳态触发器的工作原理,对其功能作了进一步探讨,在此基础上设计了一种具有实用价值的定时-非定时两用开关。
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