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F28335比较单元

为什么AQCTLA与AQCTLB的每位都相同,如果设置成不同会有什么结果

  • 具体还请看文档中对该位的说明。

    Action-Qualifier Output A Control Register and Mirror Register (AQCTLA / AQCTLAM)         AQCTLA:输出行为寄存器,装载受AQCTLR影响

    //(11-10) CBD :当TBCTR=CMPB且递减时(00不作为,01EPWMxA置低,10EPWMxA置高,11翻转)

    //(9-8)CBU:当TBCTR=CMPB且递增时(00不作为,01EPWMxA置低,10EPWMxA置高,11翻转)

    //(7-6)CAD:当TBCTR=CMPA且递减时(00不作为,01EPWMxA置低,10EPWMxA置高,11翻转)

    //(5-4)CAU:当TBCTR=CMPA且递增时(00不作为,01EPWMxA置低,10EPWMxA置高,11翻转)

    //(3-2)PRD:当TBCTR=TBPRD时(00不作为,01EPWMxA置低,10EPWMxA置高,11翻转)

    //(1-0)ZRO:当TBCTR=0时(00不作为,01EPWMxA置低,10EPWMxA置高,11翻转)