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Learn Robotics Programming - Second Edition

You're reading from  Learn Robotics Programming - Second Edition

Product type Book
Published in Feb 2021
Publisher Packt
ISBN-13 9781839218804
Pages 602 pages
Edition 2nd Edition
Languages
Concepts
Author (1):
Danny Staple Danny Staple
Profile icon Danny Staple

Table of Contents (25) Chapters

Preface 1. Section 1: The Basics – Preparing for Robotics
2. Chapter 1: Introduction to Robotics 3. Chapter 2: Exploring Robot Building Blocks – Code and Electronics 4. Chapter 3: Exploring the Raspberry Pi 5. Chapter 4: Preparing a Headless Raspberry Pi for a Robot 6. Chapter 5: Backing Up the Code with Git and SD Card Copies 7. Section 2: Building an Autonomous Robot – Connecting Sensors and Motors to a Raspberry Pi
8. Chapter 6: Building Robot Basics – Wheels, Power, and Wiring 9. Chapter 7: Drive and Turn – Moving Motors with Python 10. Chapter 8: Programming Distance Sensors with Python 11. Chapter 9: Programming RGB Strips in Python 12. Chapter 10: Using Python to Control Servo Motors 13. Chapter 11: Programming Encoders with Python 14. Chapter 12: IMU Programming with Python 15. Section 3: Hearing and Seeing – Giving a Robot Intelligent Sensors
16. Chapter 13: Robot Vision – Using a Pi Camera and OpenCV 17. Chapter 14: Line-Following with a Camera in Python 18. Chapter 15: Voice Communication with a Robot Using Mycroft 19. Chapter 16: Diving Deeper with the IMU 20. Chapter 17: Controlling the Robot with a Phone and Python 21. Section 4: Taking Robotics Further
22. Chapter 18: Taking Your Robot Programming Skills Further 23. Chapter 19: Planning Your Next Robot Project – Putting It All Together 24. Other Books You May Enjoy

Setting up computer vision software

Before we can start writing code, we'll need to set up drivers, tools, and libraries to interact with the camera and software to assist with computer vision.

In this section, we will activate the camera in Raspberry Pi OS Raspberry Pi OS and get a test picture. Then we will add the libraries to start interacting with the camera for visual processing.

We will then build our first app with the tool to demonstrate that the parts are in place and give us a starting point for the behaviors. Let's get into setting up the software.

Setting up the Pi Camera software

So that the camera is ready to use, we need to enable it:

  1. Power up the Pi on external power (that is, plugged into a USB wall adapter) for this operation, leaving the motors powered down for now.
  2. Log in via SSH. At the terminal, type the following:
    pi@myrobot:~ $ sudo raspi-config
  3. You should now see raspi-config. Select the Interfacing Options menu item by...
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