Questions tagged [teleop]

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Node initialization blocks with rospy for UR5e Robot Arm

I am having trouble to remotely control the UR5e robot arm using code. I am using ROS Noetic and trying to run test_move.py present in Universal Robots' repository ...
Fernando-iTEAM's user avatar
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Logitech F710 not echoing in ROS Humble

I have a working Logitech F710 gamepad working on a Raspberry Pi 4 running Ubuntu 22 RTOS Humble. Jstest shows the joystick is working. I have added the telepop-twist-joystick node and it loads ...
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How to List Parameters for teleop_twist_keyboard Node in ROS 2?

I'm currently working with the teleop_twist_keyboard node in ROS 2 and am looking to fine-tune its performance for a project. Specifically, I need to list and the ...
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Ubuntu 20.4/Foxy - Gazebo/Tiago : no /scan_raw topic

Following Rico's book - page 43 - (https://github.com/fmrico/book_ros2) [Ubuntu 20.04.6 LTS / Foxy] I try to run Tiago sim and drive it around a world map with the teleop launcher I run the simulation ...
phil's user avatar
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Re-scaling output values of a topic

Hello guys! I'm working on a teleop project with a Spacenav joystick for a UR5e robot arm. I've remapped the topic to which the spacenav_node published originally to ...
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Publishing data from Spacenav node to other topics

Hello! I'm working on a small teleoperation program (currently only for the turtlesim and afterwards for an UR5e robot arm) using a Spacenav 3dconnexion joystick and I'm trying to figure out how to ...
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ROS UR5e robot arm teleop

Hey guys! I'm currently working on a small project which mainly consists of controlling a UR5e robot arm's movement using my keyboard. The drivers I'm using are the official drivers from this link: ...
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1 answer
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My teleop node is not very reactive

I wrote my own teleop node in order to use my joypad with my robot. It works fine, but the robot takes few addition seconds to stop even if I already released the stick on the joypad. It seems a ...
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1 answer
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Remote Teleop does not work

Hi. I installed turtlebot 3 simulation. Now simulation of turtlebot is running on machine1: roslaunch turtlebot3_fake turtlebot3_fake.launch Environment variables ...
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1 answer
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joystick output not reliable

Using joystick to drive turtlesim, he goes a ways then stops. If I move the stick a bit, he'll start up again. This may be a similar problem to seeing the numbers zero out when I run a full robot ...
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Mouse Teleop TurtleSim

To whom it may concern, I have managed to work turtlesim with the turtlesim_teleop_node using a keyboard but require to turn using mouse control. i have tried to find the method and cannot find one on ...
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[ERROR] [WallTime] Unable to immediately register with master node [http://localhost:11311]: master may not be running yet

i got this error while trying to install teleop twist keyboard controls Originally posted by abhilash on ROS Answers with karma: 1 on 2017-11-18 Post score: 0 Original comments Comment by ahendrix ...
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1 answer
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Trying to fit teleop_twist_keyboard velocity

Hi to all! I haven't had troubles using teleop_twist_keyboard node, it works perfectly. But I can't find a way to decrease velocity of the motors I have. These are the motors https://www.pololu.com/...
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1 answer
18 views

Raspberry pi and Teleop

Hi all, I have been searching for days now to get any keyboard-teleop node to run on my kinetic-jessie-pi system. None of the apt-get packages are ever found (another forum question says its not ...
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1 answer
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Delay incoming messages

Is there a way in Rospy to delay incoming messages? Specifically, I wish to delay incoming velocity commands for teleop. I can't use a sleep because I still need my program/node to run other processes....
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turtlebot not moving with teleop in indigo

tl;dr Running the simulation of turtlebot in Gazebo, I can't get the turtlebot to move with the turtlebot_teleop package. I launch the appropriate nodes, the right windows come up, and when I hit the ...
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Good way to detect joystick failure?

It's important to stop my robot if there's ever a break in communication. I've accomplished this by using a 1.5 second timeout and requiring that a joystick event be received before the timeout ...
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1 answer
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Ros indigo p2os_teleop not working

Hello, I'm new with Ros. Just started working with Pioneer P3-DX using p2os. i installed p2os-perdue on ubuntu 14.04 LTS with Ros Indigo I launched : rosrun p2os_drive p2os_drive ( to connect to ...
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How to just run simple commands like teleop between PC and Workstation

I set up the environment and it satisfies these requirements: http://wiki.ros.org/turtlebot/Tutorials/hydro/Network%20Configuration What do I do to allow the basic commands like ...
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1 answer
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roslaunch not working

Hello! When trying to run roslaunch turtlebot_teleop keyboard_teleop.launch I am getting the following error: ...
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2 answers
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teleop + Collision detection

What is the most effective way to implement teleop (twist) with collision detection, basically how to query the costmap to determine if is clear of free to send the twist msg ? Cheers, Tiago ...
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teleoperation using custom key

so far we are moving out P3AT (spawned in USARSim) from my ROS machine using teleoperation. The difficulty we are observing is, -using default teleoperation key is not comfortable to operate the robot....
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Targus remote control as a teleop input?

Hi, I'm trying to use a targus amp13eu has a way to teleoperate my robot. Has anyone already done that or would know how to do? Thanks a lot for your help! Originally posted by Moda on ROS Answers ...
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1 answer
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Turtlebot and handmade teleop - about topics

Hello, trying to move the turtlebot with a node but i was not able to make it, is the status of my experiment, using the minimal.launch and this is the code of the ...
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1 answer
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error run teleop_twist_keyboard package

i install packge from https://github.com/ros-teleop/teleop_twist_keyboard and when i run this rosrun teleop_twist_keyboard teleop_twist_keyboard.py ihave this erorr ...
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teleop turtlebot

hey everybody: I want to build a node to use keyboard or ps3 handshacker to control my turtlebot ( useing C++ or python )means use this node to send twist message to cmd_vel , cuz i think there must ...
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1 answer
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Writing a TeleOp-Node for a generic joystick

Hi guys, I' ve got an USB -Simulator RC-Transmitter that works very nice under Linux. Since I want to use it for my ROS-Robots I wanted to create a node as a driver. The tutorial is really easy but ...
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1 answer
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code explanation

hi guys. I need help understanding this code. What does it do? ...
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1 answer
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3dsensor.launch does not have /camera/rgb/image_raw/compressed

good day everyone. I'm curious (actually in desperation) on why i'm not able to see /camera/rgb/image_raw/compressed node when I launch up.. ...
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1 answer
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anyway to change camera publisher topic?

hi guys. I'm currently testing out the Teleop (Hydro) app on my Nexus 10 to control Turtlebot. Im able to establish the pairing between both parties, and able to control the turtlebot using the ...
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1 answer
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Android Tutlebot Teleop Source Code Structure (Hydro)

Hi guys. i'm working on the code structure of the teleop of turtlebot (hydro). Is there anyway possible to find out what code is being sent out when i shift the joystick up, down, left, etc? I ...
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1 answer
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turtlebot2 teleop problem

Hi, I'm new to ROS and I'm having some trouble when running the teleop application in the turtlebot2. I'm trying to run it directly on the netbook that came along with the turtlebot. Therefore, I'm ...
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1 answer
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Proper Working of cmd_vel_mux for Velocity Multiplexing

Hello, I am using ROS fuerte version and the simulator is USARSim. ::AIM:: Now, I try to use the velocity multiplexer (sudo apt-get install ros-fuerte-yujin-ocs) designed by YujinRobot(http://wiki.ros....
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1 answer
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Tracking robot position during teleoperation

Hi, I want to track robot's current position when it is moved by teleop( which we can view in rviz window as well) ROS automatic behavior also need to perform similar kind of stuff during goal ...
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2 answers
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Nodelet Usage and it’s role in designing a complex controller

Why nodelets are required? What are the advantages/disadvantages of it over normal nodes? I have gone through the tutorial http://wiki.ros.org/kobuki/Tutorials/Kobuki%27s%20Control%20System#Overview ...
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2 answers
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Figuring out the power of a YAML file

I have no prior experience in writing a YAML file. I want to know something related to it's capability. Suppose in move_base.launch file, I have written something which launch mux.yaml (http://wiki....
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1 answer
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How to make a c++ node Listen and Publish

I feel like this should be a simple problem. The listening callback function is working and it is printing in terminal but the publishing doesn't seem to be working. The node shows up in rostopic list ...
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1 answer
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How to make a turtle pursue other turtle?

Hey guys, I'm new on this issue (ROS system, I mean), and I know my question is so simple, but i'm having so much problems with it. I don't know how to make a turtle which pursue other turtle, this ...
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1 answer
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Turtlebot Simulator Package and Rviz Crashing

Currently Running Hydro and the newest version of the turtlebot_simulator Package. Previously teleop commands were not sending but that has been fixed in a newer version I think. Currently having ...
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1 answer
3 views

kobuki teleop problem

I have problem with teleop by keyboard. After bring up kobuki roslaunch turtlebot_bringup minimal.launch, I cannot teleop by keyboard using roslaunch turtlebot_teleop keyboard_teleop.launch. However ...
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2 answers
5 views

Small, cheap, off-the-shelf robot integrated with ROS?

I want to create an inexpensive testbed for multirobot experiments. In order to do this within my budget, I plan to centralize as much of the sensing and computation expense as possible: a single ...
user670416's user avatar
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1 answer
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Can't Control Turtlebot Using (Generic) PS3 Controller

Hello. I'm relatively new to ROS and Turtlebot, so please forgive me if I don't know where to find what might be (hopefully!) a simple answer. I have a Turtlebot that came fully assembled, packaged ...
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2 answers
2 views

Teleop based control of a custom vehicle

I am making a ground vehicle which can be controlled over wifi signals using a keyboard. So rather than worrying about all the custom interfaces that i would have to create, i though of modifying the ...
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1 answer
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how to add a timeout for a teleop node

I have a teleop node that connects with my ps3 controller wirelessly to run my robot. I want to add a timeout feature to set all of the parameters to zero in case the joy commands stop being sent to ...
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1 answer
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Control Design - PID and Topic Publishing

I am using 2 phidgets high current motor controllers to operate 4-12VDC motors, using the joy package to interpret my saitek av8ter joystick, with axis scaling for velocity control. With the rxgraph ...
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1 answer
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Problem with teleop

Hi all, My teleop didnt work properly in my electric installation. I got the command velocity info that I passed to husky A200. But the problem was, husky didnt move a bit. So I tried to replace the ...
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1 answer
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Kuka LWR teleoperation with phantom omni

Anyone used Phantom Omni on Kuka LWR Robot or on another industrial Robot? I need information for teleoperate a Kuka LWR robot with Phantom Omni haptic. I use ROS Fuerte and sometimes ROS Electric, ...
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2 answers
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Turtlebot teleop fuerte

Is there a way to operate the turtlebot from the keyboard in ROS fuerte? I had been able to do this without a problem in ROS electric using these instructions: http://ros.org/wiki/turtlebot_teleop/...
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1 answer
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teleop not functioning with erratic

Hello, I am currently working with erratic and was able to get the robot to spawn in Gazebo by launching the launch files provided from the ros website. http://www.ros.org/wiki/erratic_description But,...
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pr2_teleop_booth moved to pr2_teleop_general

I had a hard time finding the pr2_teleop_booth package, so I'm just putting it in here hopefully to save others some time. Where did the pr2_teleop_booth package move to? Originally posted by Steven ...
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