Part I: Overview
Chapter 1, What Is Bluetooth Low Energy?, introduces Bluetooth low energy, and discusses its design goals.
Chapter 2, Basic Concepts, discusses the foundations upon which the low energy architecture was designed.
Chapter 3, Architecture, introduces the main system architecture for low energy, from the controller, through the host, and up to the applications.
Chapter 4, New Usage Models, describes the new usage models that the low energy technology enables.