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Mastering Internet of Things

You're reading from   Mastering Internet of Things Design and create your own IoT applications using Raspberry Pi 3

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Product type Paperback
Published in Mar 2018
Publisher Packt
ISBN-13 9781788397483
Length 410 pages
Edition 1st Edition
Concepts
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Author (1):
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Peter Waher Peter Waher
Author Profile Icon Peter Waher
Peter Waher
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Toc

Table of Contents (18) Chapters Close

Preface 1. Preparing Our First Raspberry Pi Project 2. Creating a Sensor to Measure Ambient Light FREE CHAPTER 3. Creating an Actuator for Controlling Illumination 4. Publishing Information Using MQTT 5. Publishing Data Using HTTP 6. Creating Web Pages for Your Devices 7. Communicating More Efficiently Using CoAP 8. Interoperability 9. Social Interaction with Your Devices Using XMPP 10. The Controller 11. Product Life Cycle 12. Concentrators and Bridges 13. Using an Internet of Things Service Platform 14. IoT Harmonization 15. Security for the Internet of Things 16. Privacy 17. Other Books You May Enjoy

Defining control parameters

Actuators come in all sorts, types, and sizes, from the very complex to the very simple. While it would be possible to create a proprietary format that configures the actuator in a bulk operation, such a method is doomed to fail if you aim for any type of interoperable communication. Since the internet is based on interoperability as a core principle, we should consider this from the start, during the design phase.

Interoperability means devices can learn to operate together, even if they are from different manufacturers. To achieve this, devices must be able to describe what they can do, in a way that each participant understands. To be able to do this, we need a way to break down (divide and conquer) a complex actuator into parts that are easily described and understood. One way is to see an actuator as a collection of control parameters. Each control...

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