我使用数据表中任何以O1为速度的引脚都应该设置，我没有查看ST库代码源，但是你可以复制它以获得良好的开端。
以上来自于谷歌翻译
以下为原文
I'd use any pin in the datasheet that have O1 as the speed and you should be set, I haven't looked at the ST Library code source but you might be able to copy that to get a good start.
我使用数据表中任何以O1为速度的引脚都应该设置，我没有查看ST库代码源，但是你可以复制它以获得良好的开端。
以上来自于谷歌翻译
以下为原文
I'd use any pin in the datasheet that have O1 as the speed and you should be set, I haven't looked at the ST Library code source but you might be able to copy that to get a good start.
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