说明：  介绍了蓝牙方面的基础知识和蓝牙各个协议，着重讲解了主控制器接口的指令和事件，尤其是HCI的各函数及其参数介绍，是编写蓝牙程序不可多得的资料。
(introduced the Bluetooth basic knowledge of the various agreements and Bluetooth, focused on a host controller interface orders and, in particular, HCI of the functions and parameters introduced. Bluetooth procedures for the preparation of rare information.)