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28335最大可以实现多少路PWM输出呢?



我想用28335做电力电子的控制板,需要18路的PWM信号。28335最多可以支持多少路PWM输出呢?手册上写着12路EPWM,6路HRPWM,但貌似这6路是共用接口的。还有什么技术手段可以补上缺的6路PWM吗?

或者除了双DSP的方案,有没有可以直接支持18路PWM输出的板子?

谢谢大家帮助了!