Android系统蓝牙资料

蓝牙启动协议分析：
https://betheme.net/a/21170858.html?action=onClick
https://blog.csdn.net/ChaoLi_Chen/article/details/108285847

Android 9.0 Bluetooth源码分析（一）蓝牙开启流程
https://www.jianshu.com/p/a150d55e29ca

Android 9.0 Bluetooth源码分析（二）蓝牙扫描流程
https://www.jianshu.com/p/4ce366089c1d

Android 9.0 Bluetooth源码分析（三）蓝牙配对流程
https://www.jianshu.com/p/0b748b11fa62