PHPWIND
HELLOCQ
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我把晶振拆下,其有四根线,分别是+12v、gnd、e+、out。接上电源,开始很正常,但过几分钟就停振,不管起振还是停振,总电流保持在5ma左右。听说晶振要“激活”,有这回事没有?
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