SYSCFG->CFGR1 |= 0x200;

SYSCFG->CFGR1 |= 0x200语句是用来设置SYSCFG配置寄存器1的特定位。具体来说，它将寄存器的第9位设置为1。这个操作可能是用来实现某种特定的功能或配置，但是根据提供的引用内容，我无法确定它的具体作用。您可以参考引用和引用中提供的代码片段，了解更多关于SYSCFG->CFGR1寄存器的设置和用途。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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