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DRV8323: DRV8323SR 报UVLO fault

Part Number: DRV8323


各位技术人员好!我通过SPI与DRV8323SR通信的时候 读取错误状态寄存器的值 分别为0x0080 0x0040 分别是VM 欠压闭锁(UVLO),电荷泵欠压 (CPUV),我的供电电压是24V,通过万用表测得电荷泵电压是35V,其他寄存器读出来得初始值全部正确,写入寄存器参数配置也与读出来的完全一致,这让我很困惑,nFault引脚也没有被拉低,请问此问题应该怎么排查?