想参考DRV8301-C2的Demo做一个PMSM的控制器,有一个疑问,请教一下各位高手。
因为DRV8301-C2的ADC没有隔离,所以用开关电源做了一个隔离。隔离之后,遇到有一点疑问:
PHASE_A是参考GND的电压,而GND和AGND通过开关电源完全隔开了,此时采样的相电压会不会有问题??
非常感谢!!
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