Skip to main content

Questions tagged [joint-trajectory-action]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
0 votes
1 answer
8 views

Choppy motion of ROS controlled yaskawa robot

Hello, I am trying to manipulate a GP8 yaskawa robot through motoplus. My work is based on Motoman reperotory. The communication with the robot is started with robot_interface_streaming_gp8.launch ...
user avatar
0 votes
1 answer
5 views

Ordered list of joint parameters for Baxter

I am trying to adapt the code in this tutorial for moving an arm using Joint Trajectory Action; they use PR2 and it's written in C++, I'm using Baxter and my code is in Python. They have a command ...
adamconkey's user avatar
0 votes
1 answer
5 views

Strange behaviour from joint_trajectory_action to ABB robot

Hello friends, I have a very strange problem with my ABB IRB 140. When I use RViz to plan a motion, everything works as expected. So i tried to write a node, which uses moveit to control my IRB140. ...
user avatar
0 votes
3 answers
5 views

Waiting for the joint_trajectory_action server

Hey Guys, I am trying to do some demos on a real Pr2, but I cant make it move it arms. At first, I tried http://wiki.ros.org/pr2_interactive_manipulation And there occurs no error, robot comes up and ...
user avatar
0 votes
1 answer
6 views

Does ompl generate path or trajectory?

Hi, Does ompl generate path or trajectory? If it generate trajectory, where it creates time, velocity and acceleration profile for a path? Thanks for any help in advance! Originally posted by ...
user avatar
0 votes
1 answer
2 views

What does filter use for joint_trajectory_action_controller

Hi, I am reading joint_trajectory_action_controller.cpp in robot_mechanism_controllers. Following code is about output filter setup. ...
user avatar
0 votes
1 answer
1 view

joint_trajectory_action question

I am reading the joint_trajectory_action.cpp file in joint_trajectory_action ros package. I have a question about following callback function. ...
user avatar
0 votes
1 answer
2 views

Reflexxes library for the PR2

I would like to work on integrating the academic version of the reflexxes library (www.relfexxes.com). Has anyone started working in this direction? Originally posted by jmainpri on ROS Answers with ...
user avatar
0 votes
1 answer
3 views

Error when sending from TrajClient

Hello all, I am trying to control my robot arm and send it commands realized through a simple trajectory client and a trajectory execution server. I have my client connected to the server but as soon ...
user avatar
0 votes
1 answer
36 views

The meaning of velocities, accelerations and time_from_start in JointTrajectoryPoint.msg

I've followed this tutorial When I tried to fill in the action goal of the type JointTrajectoryActionGoal, I didn't know what value shoud goal.goal.trajectory.points[i].velocities[i] and goal.goal....
user avatar
0 votes
1 answer
10 views

Continuous Joints Rotation Problem (PR2, JointTrajectoryAction)

Hi all, I have a couple of problems with using the Joint Spline Trajectory Controller on the PR2. I used the controller through the provided action interface and followed this tutorial: http://www....
user avatar
0 votes
1 answer
1 view

nao_robot, how to easily make now execute something

Hello fellows ! I'm a really new ROS user, and have some difficulties interacting with nao. Before the recent update, I was able to make the robot stand using a MotionCommandBtn rostopic, but now ...
user avatar
0 votes
1 answer
12 views

controllers vs drivers

Hello, I'm having trouble getting an overview of what's going on in actually making something move. In particular, I'm confused by the term "controller." Just what exactly does that mean and ...
user avatar