主3.3V接到VIN1,副3.3V接到VIN2,主副3.3V 系统切换时是否会导致单片机重启
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设计配置正确的话,使用TPS2116电源切换,应该不会导致STM32单片机重启。
如果供电电压瞬间跌落,触发了单片机的复位条件的话,可能就导致重启了。
可以参考一下开发板以及参考设计的思路: