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DRV8912-Q1: VM Supply Overvoltage Protection

Part Number: DRV8912-Q1

您好,

        我用24V电源驱动drv8912芯片,当把nSleep引脚置1以后,nFAULT pin就会报错,当我把EXT_OVP设置为1后,错误就会消失。但是在我设置FLT_CLR位后,状态寄存器IC_STST的OVP位还是1,请问是怎么回事?还有,OVP的阈值只能设置为21V或者33V吗,不能更改为别的值(例如24V)吗?