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TMS320F280041C:CMPSS and EPWM Configurations

Part Number: TMS320F280041C

目的:多个CMPSS模块在一个EPWM中协同工作,如CMPSS7-->EPWM4 CBC,OST不触发;CMPSS3-->EPWM4 OST,CBC不触发;

实际:当CMPSS7触发EPWM4 CBC时,EPWM4 OST也会被触发。但检查 CMPSS3 寄存器是否未被触发 (CmpssxRegs.COMPSTS.all);

            检查TZFLG寄存器,其中OST,CBC,DCAEVT1,DCAEVT2都被触发(EPwm4Regs.TZFLG);

EPWM 配置如下:

请帮助检查上述配置是否存在错误,配置是否实现了目标功能。如果配置有问题,有没有其他方法可以实现目标功能?