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请教下,28377D中用到两组PWM,分别对应两组ADC,如果两组PWM同步同频,那么或可以放到一个CPU里运行ADC采样并PWM计算控制,现在的情况是,PWM输出的频率不同,也就是两组PWM对应AD采样的频率不同,那么这样的情况怎么实现ADC采样以满足两组PWM控制.
是不同频率下实现ADC采样,比如:两台电机两路PWM,开关频率不一样,那么采样以及控制周期也不一样,在28377D上如何实现?是否可以ADCA和ADCB为一组,ADCC和ADCD为一组?又或者ADCA/B/C/D的SOC0/1为一组,ADCA/B//C/D的SOC2/3为一组?类似这样的想法。