Combine Publisher and Subscriber in a Closed Loop System - ROS Tutorial 9 (ROS1)

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In this ROS tutorial you will learn how to combine a publisher and a subscriber in the same node, so that you can control the turtlesim with a closed loop system.

⏱️ Chapters
0:00 The challenge + node setup
3:33 Create the pose subscriber callback
6:12 Create the cmd_vel publisher and publish from the callback
11:06 Coordinates and danger zone for the robot
13:39 Implement the closed loop control system

  1. Robotics Back-End
  2. ros closed loop
  3. ros controller
  4. ros closed loop controller
  5. ros pub sub
  6. ros publisher subscriber
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Комментарии
Автор

Thank you for watching! To go further with ROS, check out those step-by-step courses:

RoboticsBackEnd
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Very well explained and one of the best ROS tutorials on web. Keep up the good work !!

maheshkrishnaa
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You gave me an excellent startup for my ROS journey, your course well organized, thank you so much sir

RESC_Eng
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Hi, can you also post about the correct way of combining ros services, subscriber and publisher too ? Thanks

anubhavdogra
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Idk why but every other code is working, except for this one. Can you please help to locate the problem?

ritamallick
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sir, I wanted to make the turtle go through a " D " shaped path. what is to be done there sir.

sankaranbaskar