wifi模块，需要了解的东西很多，这里只对其工作原理和工作流程以及移植过程进行了简单的阐述，还有很多方面没有概括到，如：协议层的实现方式和过程，以及数据传输中的细节和SDIO相关内容等等.-wifi module, you need to understand a lot of things, just to carry out its working principle and workflow as well as a brief exposition of the migration process, there are many ways to not generalize, such as: the process of implementation and protocol layers, as well as data transmission details and SDIO related content and so on.