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这个张图是什么意思,我的理解是当软件强制为低,并且TBCTR=0时,产生的动作是清零,不知道对不对?还有软件强制为什么在代码中都找不到,是不是不用设置?
意思是当软件强制为低或者在配置为EPwm1Regs.AQCTLB.bit.ZRO = AQ_CLEAR;并且TBCTR=0时,产生的动作是清零,两个条件满足一个就可以清零。软件强制也要设置寄存器。