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Internet of Things Programming Projects

You're reading from   Internet of Things Programming Projects Build exciting IoT projects using Raspberry Pi 5, Raspberry Pi Pico, and Python

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Product type Paperback
Published in Jun 2024
Publisher Packt
ISBN-13 9781835082959
Length 458 pages
Edition 2nd Edition
Languages
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Author (1):
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Colin Dow Colin Dow
Author Profile Icon Colin Dow
Colin Dow
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Table of Contents (21) Chapters Close

Preface 1. Part 1: Setting Up the Raspberry Pi for IoT Development FREE CHAPTER
2. Chapter 1: Understanding the Raspberry Pi 3. Chapter 2: Harnessing Web Services with the Raspberry Pi 4. Chapter 3: Building an IoT Weather Indicator 5. Chapter 4: Building an IoT Information Display 6. Part 2: Building an IoT Home Security Dashboard
7. Chapter 5: Exploring the GPIO 8. Chapter 6: Building an IoT Alarm Module 9. Chapter 7: Building an IoT Button 10. Chapter 8: Creating an IoT Alarm Dashboard 11. Part 3: Creating a LoRa-Enabled IoT Monitoring Station
12. Chapter 9: Understanding LoRa 13. Chapter 10: Integrating LoRa with the Internet 14. Part 4: Building an IoT Robot Car
15. Chapter 11: Introducing ROS 16. Chapter 12: Creating an IoT Joystick 17. Chapter 13: Introducing Advanced Robotic Eyes for Security (A.R.E.S.) 18. Chapter 14: Adding Computer Vision to A.R.E.S. 19. Index 20. Other Books You May Enjoy

Controlling servo motors and LEDs using Python

Having successfully connected the servo motor and LED to our Raspberry Pi, we’ll start writing the Python control code. To facilitate this, we will be using the GPIO Zero Python library, a powerful tool for Raspberry Pi GPIO programming. Our first step in this process will be to set up a Python virtual environment so that we can develop our code.

Setting up our development environment

Just like we did in Chapter 2, we will use a Python virtual environment for our development. As there are libraries that only work with the root installation of Python, we will use system packages in our Python virtual environment. To do this, follow these steps:

  1. On our Raspberry Pi 5, open a Terminal application.
  2. To store our project files, create a new directory by running the following command:
    mkdir Chapter3
  3. Then, navigate to the new directory:
    cd Chapter3
  4. Create a new Python virtual environment for our project:
    python -m venv...
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