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Practical Python Programming for IoT

You're reading from   Practical Python Programming for IoT Build advanced IoT projects using a Raspberry Pi 4, MQTT, RESTful APIs, WebSockets, and Python 3

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Product type Paperback
Published in Nov 2020
Publisher Packt
ISBN-13 9781838982461
Length 516 pages
Edition 1st Edition
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Author (1):
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Gary Smart Gary Smart
Author Profile Icon Gary Smart
Gary Smart
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Table of Contents (20) Chapters Close

Preface 1. Section 1: Programming with Python and the Raspberry Pi
2. Setting Up your Development Environment FREE CHAPTER 3. Getting Started with Python and IoT 4. Networking with RESTful APIs and Web Sockets Using Flask 5. Networking with MQTT, Python, and the Mosquitto MQTT Broker 6. Section 2: Practical Electronics for Interacting with the Physical World
7. Connecting Your Raspberry Pi to the Physical World 8. Electronics 101 for the Software Engineer 9. Section 3: IoT Playground - Practical Examples to Interact with the Physical World
10. Turning Things On and Off 11. Lights, Indicators, and Displaying Information 12. Measuring Temperature, Humidity, and Light Levels 13. Movement with Servos, Motors, and Steppers 14. Measuring Distance and Detecting Movement 15. Advanced IoT Programming Concepts - Threads, AsyncIO, and Event Loops 16. IoT Visualization and Automation Platforms 17. Tying It All Together - An IoT Christmas Tree 18. Assessments 19. Other Books You May Enjoy

Reviewing PiGPIO – a low-level GPIO library

PiGPIO is considered one of the most complete GPIO library options for the Raspberry Pi in terms of features and performance. Its core is implemented in C, and there is an official port available for Python.

Architecturally, PiGPIO is comprised of two parts:

  • The pigpiod daemon service provides socket and pipe access to the underlying PiGPIO C library.
  • The PiGPIO client libraries interact with the pigpiod service using sockets or pipes. It's this design that makes Remote GPIO features over a network possible with PiGPIO.

Here are the key highlights of PiGPIO in a nutshell:

  • Description: An advanced low-level GPIO library
  • Pros: Number of features available
  • Cons: Additional setup necessary; simple documentation assumes knowledge of the underlying concepts
  • Website (Python Port): http://abyz.me.uk/rpi/pigpio/python.html

Before we move on to our next library, I want to draw your attention to a feature...

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