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C2000 系列 TMS320F2802 只有一个CAP,在做HALL电机测速时如何精确测速

Other Parts Discussed in Thread: TMS320F2802

C2000 系列 TMS320F2802 只有一个CAP,在做HALL电机测速时如何精确测速

电机有3个hall,而2802只有一个CAP,没办法同时捕获3个hall,在做电机控制时,不能准确获取两个Hall电平变化之间的时钟周期,是不能算出电机的准确速度。请问有什么方法能算出电机的准确速度?