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蓝牙指南手册

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    蓝牙开发指南,入门介绍

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    BLUETOOTH® CORE SPECIFICATION 4.2 QUICK REFERENCE GUIDE Bluetooth 4.2 is an important update to the Bluetooth Core Specification delivering exciting new features and benefits for Bluetooth Smart technology. This will create significant advantages for developers and manufacturers, while providing a better user experience for their customers. Bluetooth 4.2 makes Bluetooth Smart even smarter, faster and the ideal wireless technology for the Internet of Things (IoT). NEW BENEFITS ASSOCIATED BLUETOOTH 4.2 1) Enables the IoT Advantages Features Flexible Internet Connectivity Options Extend the reach of power-efficient devices to the Internet Low-power IP (IPv6/6LoWPAN) Available through the Internet Protocol Support Profile (IPSP) Bluetooth Smart Internet gateways (GATT) Available early 2015 through the HTTP Proxy Service (HPS) & RESTful API white papers End User Examples A Bluetooth Smart sensor can access the Internet (send and receive messages) through a gateway device 2) Makes Bluetooth Smart Even Smarter Advantages Industry-leading Privacy Keeps Bluetooth Smart devices from being tracked More Power Efficient Introduces refinements that help Bluetooth Smart devices save even more energy Features LE Privacy 1.2 Highly Secure Features FIPS-compliant encryption ensuring confidential data stays that way LE Secure Connections End User Examples A Bluetooth Smart location tracker can only be followed by the owner or trusted group all while consuming less power A Bluetooth Smart lock or other smart home device provides industry standard security for added user confidence during device pairing © Bluetooth SIG 2014. All trademarks are the property of their respective owners. pg 1 of 2 / Dec 2014 BLUETOOTH® 4.2 QUICK REFERENCE GUIDE 3) Makes Bluetooth Smart Even Faster Advantage Data Throughput Increase Up to 2.5x faster with a packet capacity increase of 10x vs. previous versions Feature LE Data Length Extension End User Example Over-the-air firmware updates for a Bluetooth Smart device are up to 250% faster and more reliable GET MORE INFORMATION For the latest Bluetooth 4.2 technical details, tools and other information including an FAQ and more, visit: https://www.bluetooth.org/en-us/specification/adopted-specifications © Bluetooth SIG 2014. All trademarks are the property of their respective owners. pg 2 of 2 / Dec 2014

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