求助各位大神,这两天焊的F2812的板子,电源芯片是用的70151,上电后复位引脚上有周期大约为4.4ms。具体波形请见附件。
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求助各位大神,这两天焊的F2812的板子,电源芯片是用的70151,上电后复位引脚上有周期大约为4.4ms。具体波形请见附件。