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使用工程中 demo btdm_audio_demo,想将at指令输入串口从PB6/7重映射到PA6/7,如下更改 但是没有成功,请问还需要更改什么?
串口映射只需要修改上图中的位置就可以了, 如果没有通过修改后的串口打印LOG,请确认代码中其它部分没有把这两个GPIO设置为其它功能。