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Arduino Data Communications

You're reading from  Arduino Data Communications

Product type Book
Published in Nov 2023
Publisher Packt
ISBN-13 9781837632619
Pages 286 pages
Edition 1st Edition
Languages
Author (1):
Robert Thas John Robert Thas John
Profile icon Robert Thas John

Table of Contents (20) Chapters

Preface 1. Part 1:Introduction to Arduino and Sensor Data
2. Chapter 1: Getting Started with Arduino 3. Chapter 2: Leveraging Various Sensors for Data Acquisition 4. Chapter 3: Prototyping with Shields 5. Chapter 4: Storing Data Collected from Sensors 6. Chapter 5: Implementing REST and MQTT Protocols for Communication 7. Part 2:Sending Data
8. Chapter 6: Utilizing Various Communication Technologies 9. Chapter 7: Communicating with LoRaWAN 10. Chapter 8: Working with Ethernet 11. Chapter 9: Leveraging Cellular Communication Technology 12. Chapter 10: Communicating via HC-12 13. Chapter 11: Managing Communication with RS-485 14. Part 3: Miscellaneous Topics
15. Chapter 12: Enhancing Security for Reducing Risk 16. Chapter 13: Scaling for High Availability 17. Chapter 14: Building and Manufacturing Hardware 18. Index 19. Other Books You May Enjoy

Utilizing medium-range communications

While short-range communication technologies had a maximum range between 10 meters and 100 meters, medium-range communications technologies will let us communicate at a distance of up to 1 km. Let’s briefly discuss two of them.

RS-485

Wireless signals are not suitable in certain situations where the signals could interfere with the operation of machines, such as in a hospital setting, or where the machines could interfere with the signals, such as in a factory. In these situations, it is normal to utilize cables. The RS-485 standard defines the electrical communications for communication between two systems without specifying the protocol to be used. The cable used in RS-485 communications may be as long as 1.2 km long while resisting electromagnetic interference from electric motors.

RS-485 isn’t limited to industrial settings and is also utilized in building automation and the control of lights and security panels.

When...

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