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The output of the ADS1298 yields a raw, unfiltered ECG signal.这句话意味着图片中绘制的信号是未经过任何处理的是吗？我所说的未经过任何处理指的是通过控制芯片和ADS1298通信进行数据读取后，只是将AD值转换为了电压值。当然，我在上位机软件中也未做任何处理。
