4.12. Advanced - ROS2

4.12.1. What is ROS2?

What is a node, what is a topic, what is a pub/sub? What is a service?

4.12.2. Why do we Use ROS2?

We use ROS2 for three key reasons, once you understand them, it should be clear to you why the entire robotics community has been using it for the past 10+ years.

  1. Publisher Subscriber Model

  2. Build System

  3. Robotics Packages

4.2.2.1. Pub-Sub Model

4.2.2.2. Build System

4.2.2.3. Robotics Packages

4.12.3. How to Install ROS2?

4.12.4. Setting up a Workspace

4.12.5. Colcon Build

4.12.6. Making a Basic Publisher

4.12.7. Making a Basic Subscriber

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