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04-HAL库UART配置及协议解析设计
HAL库数据接收的设计思想是底层配置完成后,暴露给用户的是一组回调函数,用户不用关心底层实现,只需要关注应用层逻辑即可,回调函数是定义为_weak属性的接口,用户可以在应用层实现 ...
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