January 2018
Intermediate to advanced
524 pages
13h 33m
English
Content preview from Internet of Things for Architects
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Bluetooth 5 communication process and topologies
Bluetooth wireless is comprised of two wireless technology systems: Basic Rate (BR) and Low Energy (LE or BLE). Nodes can either be advertisers or scanners by this definition:
- Advertiser: Devices transmitting advertiser packets
- Scanner: Devices receiving advertiser packets without the intention to connect
- Initiator: Devices attempting to form a connection
There are several Bluetooth events that transpire in a Bluetooth WPAN:
- Advertising: Initiated by a device to broadcast to scanning devices to alert them of the presence of a device wishing to either pair or simply relay a message in the advertisement packet.
- Connecting: This event is the process of pairing a device and a host.
- Periodic ...
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