BLE 链路层报文详解

参考大佬

https://www.jianshu.com/p/32a6ac8605ba

https://blog.csdn.net/leconiot/article/details/76607607

https://blog.csdn.net/XiaoXiaoPengBo/article/details/51517350

https://blog.csdn.net/yuzhongqingsi/article/details/72571614