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.
您好，我们使用芯片自带的内部模拟量参考电压，该差分电压值与标准值0.75V有一定误差，导致AD采集值有误差。是否有什么解决方案呢？
使用内部参考电压的话，要求将一个低等效串联电阻 (ESR)（低于 1.5Ω）的 2.2μF 陶瓷旁路电容器接至模拟接地。
