: .
.........................4
可编程电压监测器(PVD).......................................................................................................5
系统复位...............................................................................................................................5
2 时钟 ..................................................................................................................................................7
HSE 时钟..................................................................................................................................8
外部时钟源(HSE 旁路) .........................................................................................................8
外部晶体 / 陶瓷谐振器(HSE 晶体) ........................................................................................8
LSE 时钟 ..................................................................................................................................8
外部源(LSE 旁路).................................................................................................................8
外部晶体 / 陶瓷谐振器(LSE 晶体).........................................................................................9
时钟输出能力 ...........................................................................................................................9
时钟安全系统(CSS)..................................................................................................................9
3 启动配置 .........................................................................................................................................10
启动模式选择 ..................................................................................................................
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