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TMS320F28374S: DCAEVT1 事件PWM封波无法保持问题。

Part Number: TMS320F28374S


我由外部引脚检测保护信号低电平时,设定DCAEVT1 时间将PWM引脚拉低,但在外部引脚由低恢复到高电平,PWM居然又重新开始发波了。

翻阅手册DCAEVT1应该是一次性保护的,好像与描述不符合?

望解答,感谢!