March 2018
Beginner to intermediate
410 pages
10h 40m
English
Content preview from Mastering Internet of Things
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Interfacing things
The IoT Gateway implements a dynamic concentrator, where individual nodes can optionally be registered and provisioned. Management of nodes is done through the XMPP interface. It can be performed using the simple IoT client for instance.
Waher.Things defines the basic abstraction model for things in the gateway. Each node (INode) can have a parent and a set of children, forming a tree structure of nodes. Nodes reside in a data source (IDataSource). Data sources also form a tree structure. A node is considered a thing and is referenced (IThingReference) through the triple Node ID, Source ID, and Partition. Controllable nodes are called actuators (IActuator) and readable nodes sensors (ISensor). These interfaces, and how ...
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