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.
反电势检测法哪些是重点，哪些是难点，调试时应该注意什么问题。
反电势检测的话，难点应该是如果正确的得到过零点。因此软件上要合适的控制ADC的采样，同时高速时要考虑超前角控制！
