没见过蟑螂，就是uP控制的继电器自己噼啪的吸和。5V及电容正常，12V因无稳压有18V.

来源: chinomango 于 2022-02-01 15:01:01 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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