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如题
你好,
需要什么电路,你采样进MCU,直接做比较就可以,或者硬件比较器加MCU的CAP功能。
亲;一个LM311就完成的功能,无需专用IC。
没有,可以使用运放和比较器来实现
用INA30X来做电流检测和比较。