This thread has been locked.
If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.
采样交流信号AD端口，AD信号1.5v抬升，
AD值有时是正常的，采样到的正弦度也很好，
有时就会一直出现负半轴电压特别大，正半轴赋值还好，但是波形畸变。
进DSP AD端口电压也是对的，
16通道级联 顺序采样，
有遇到过类似情况的吗
