January 2018
Intermediate to advanced
524 pages
13h 33m
English
Content preview from Internet of Things for Architects
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Bluetooth profiles
Applications interface with various Bluetooth devices using profiles. Profiles define the functionality and features for each layer of the Bluetooth stack. Essentially, profiles tie the stack together and define how layers interface with each other. A profile describes the discovery characteristics that the device advertises. They are also used to describe the data formats of services and characteristics that applications use to read and write to devices. A profile doesn't exist on a device; rather, they are predefined constructs maintained and governed by the Bluetooth SIG.
The basic Bluetooth profile must contain a GAP as stated by the specification. The GAP defines the radio, baseband layer, link manager, L2CAP, and ...
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