msp432的RTC有像STM32一样的独立RTC电源引脚嘛?在数据手册上没有看到,功能需求上要求在设备断电后时钟不能断
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msp432的RTC有像STM32一样的独立RTC电源引脚嘛?在数据手册上没有看到,功能需求上要求在设备断电后时钟不能断