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28069开环



我用PM_Sensorless的历程在28069M上做开环实验,测到控制板发出六路PWM波(低有效),电机的驱动器也经过程序测试没有问题,但电机还是启动不了,请问这还有哪些问题需要考虑(程序目前只输出6路PWM波)。