Download Bluetooth Low Energy: The Developer's Handbook by Robin Heydon PDF

By Robin Heydon

The First entire consultant to Bluetooth Low power: the way it Works, What it could actually Do, and the way to use It


A radical departure from traditional Bluetooth expertise, Bluetooth low power (BLE) allows leap forward instant functions in industries starting from healthcare to transportation. working on a coin-sized battery, BLE can function reliably for years, connecting and increasing every little thing from own region community units to next-generation sensors. Now, one of many standard’s top builders has written the 1st entire, obtainable creation to BLE for each process developer, fashion designer, and engineer.


Robin Heydon, a member of the Bluetooth SIG corridor of status, has introduced jointly crucial info formerly scattered via a number of criteria files, sharing the context and specialist insights had to enforce high-performance operating structures. He first studies BLE’s layout pursuits, explaining how they drove key architectural judgements, and introduces BLE’s cutting edge utilization types. subsequent, he completely covers how the 2 major components of BLE, the controller and host, interact, after which addresses key matters from safety and profiles via trying out and qualification. this data has enabled the production of Bluetooth shrewdpermanent and Bluetooth clever prepared units.


This advisor is an critical significant other to the legit BLE criteria files and is for each technical expert and decision-maker contemplating BLE, making plans BLE items, or reworking plans into operating systems.


Topics Include

  • BLE machine forms, layout objectives, terminology, and middle techniques
  • Architecture: controller, host, functions, and stack splits
  • Usage versions: presence detection, info broadcasting, connectionless types, and gateways
  • Physical Layer: modulation, frequency band, radio channels, strength, tolerance, and diversity
  • Direct attempt Mode: transceiver trying out, interfaces, and HCI
  • Link Layer: country computer, packets, channels, broadcasting, encryption, and optimization
  • HCI: physical/logical interfaces, controller setup, and connection administration
  • L2CAP: channels and packet constitution, and LE signaling channels
  • Attributes: grouping, companies, features, and protocols
  • Security: pairing, bonding, and knowledge signing
  • Generic entry Profiles: roles, modes, methods, defense modes, info ads, and providers
  • Applications, units, prone, profiles, and peripherals
  • Testing/qualification: beginning initiatives, opting for good points, making plans, checking out, compliance, and more

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Extra info for Bluetooth Low Energy: The Developer's Handbook

Sample text

Bluetooth low energy uses two main architectural paradigms: client-server architecture and service-oriented architecture. 1. Client-Server Architecture The client-server architecture is a paradigm by which clients can send requests to servers over a network and the servers send back responses. It is the main paradigm behind the Internet, which is arguably the most successful networking technology ever released. For example, when you type a URL address into a web browser, it first sends the address to a DNS server.

The unique structure of the Bluetooth SIG is that the organization creates and controls everything from the Physical Layer up to the application. The SIG does this in a cooperative and open but commercially driven standards model, and over more than ten years, it has optimized the process of creating wireless specifications that not only work at the point of release but are also interoperable, robust, and of extremely high quality. When the low energy work started, the goal was to create the lowest-power short-range wireless technology possible.

Any technology that makes it into the cell phone will be successful. Bluetooth is the classic example of this. Bluetooth low energy builds on Bluetooth’s attach rate in cell phones to create an instant market. The technology has the opportunity to have over one billion devices in the field within the first couple of years as the cell phone manufacturers update their platforms to include Bluetooth low energy. The interesting thing about this is that it creates a huge market for accessories for phones.

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