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如图示应用,输出波形如图,本人小小白,求高人指点!
您好,反复检查目前发现波形震荡两个来源 1:单片机开启AD转换后,信号纹波变大,2:光电二极管自身信号不干净
下图是没有光电二极管时测得的波形,明显看到AD开启后纹波变大
下图是有光电二极管时测得的波形