ROS 2: The Complete Beginner's Course | Part1: First Principles & Core Concepts

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Welcome to the first module of our complete course on the Robot Operating System(ROS2).
This 2-hour session is designed to build your foundational understanding from the ground up, focusing on the first principles and core concepts that every successful robotics engineer must know.

Get the full code and project files on GitHub → https://github.com/MechaMind-Labs/Mas...

We'll move beyond simple commands and help you to think like a robotics professional, using hands-on turtlesim examples to solidify your knowledge. This is the definitive starting point for your ROS 2 journey.

➡️ Continue to Part 2: Project Management & Advanced Topics with Capstone Projects →    • ROS 2: The Complete Beginner's Course | Pa...  

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🎓 What You'll Master in this Course (Part 1):
✅ First Principles: Understand the philosophy behind ROS 2 and its component-based architecture.
✅ Core Concepts: A deep dive into Nodes, Topics (Publish/Subscribe), and Services (Request/Response).
✅ Practical Skills: Master the essential command-line tools to interact with any ROS 2 system.
✅ System Architecture: Use RQT Graph to visualize and understand complex robotic systems.
✅ The Engineering Mindset: Learn how to 'reverse engineer' and debug any new ROS 2-based system.

⏰ COURSE OUTLINE (Part 1):
0:00 - Welcome & Course Introduction
3:46 - Learning Goals & Course Outline
5:11 - Instructor's Background & Showcase
11:41 - What is ROS 2? The 'LEGO Blocks' Philosophy
14:47 - ROS 2 Installation & Environment Setup
27:14 - Core Concept: ROS 2 Nodes
36:53 - Hands-On: Essential Node Commands
41:34 - Core Concept: Topics (The Pub/Sub Model)
53:19 - Hands-On: Controlling Turtlesim with Topics
1:03:34 - Visualizing the System with RQT Graph
1:10:09 - How to 'Reverse Engineer' Any ROS 2 System
1:17:00 - Reading Sensor Data with Topics
1:23:19 - Understanding Closed-Loop Control Systems
1:31:03 - Core Concept: ROS 2 Services (The Request/Response Model)
1:34:36 - Hands-On: Using Services to Control the Simulation
2:02:33 - Debugging Exercise: Topics vs. Services
2:09:28 - Q&A and Next Steps for Part 2

MechaMind Labs is your home for mastering Robotics Integration. We bridge the gap between simulation and reality to help you Make It Real.

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