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ROS Driver for Delphi ESR RADAR

I am working on delphi ESR RADAR to use it on self driving car. Whole framework of car is based on ROS. Hence, I need to integrate the delphi esr radar with ROS. Can anyone tell me, where i can find ...
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Receive data from Arduino. I'm having a hard time converting this

Image data is received and transmitted from Arduino through spi communication. In Arduino By reading through temp = SPI.transfer(0x00); Pass it to ...
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2 answers
50 views

What is params of <sensor> in ros2_control use for?

I'm follow the example 4 in ros2_control_demos, and in file, there have following lines: ...
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0 answers
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Add covariance to gazebo sensors in ROS2 Gazebo Garden

Currently my ROS2 simulation doesn't populate non-zero a covariance for /imu/data or /gps/fix. I would like to have covariance ...
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0 answers
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360 degree robot touch sensor with full coverage

Years ago, I read an article that described a unique homebrew 360 degree coverage robot bump sensor. It did not rely on switches; instead, the device was a rubber/foam tubing with an electrical ...
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2 answers
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error: Invalid XML: mismatched tag: line 331, column 6 in urdf file

Here is the file in question: ...
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0 answers
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Seeking Automated Sensor Tracking Solution in ROS 1- Handling Large Data and Performance Issues

I could use some advice on how to track sensor data while the robot is in motion. Let me explain further: I'm working with ROS 1, and I know I could use the 'rosbag' commands to save a topic where the ...
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28 views

Range sensor plug-in for gazebo not loading

I am trying to implement an ultrasonic sensor to the front of my differential drive robot. I followed the gazebo tutorial, but when I launch my file the plug-in does not seem to load correctly. The ...
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1 answer
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Getting parameters of the Parrot ANAFI Drone

I have a Parrot ANAFI Drone. And I want to get its parameters such as height, yaw, pitch, roll angles , velocity, status etc. But I do not know how to reach these parameters. I use olypme SDK on ...
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28 views

ROS1 melodic - Setting up openzen sensor (IMU)

I have ROS1 melodic installed. (http://wiki.ros.org/melodic/Installation/Ubuntu) I have an imu sensor connected to my computer through an USB port and I want to use OpenZen's openzen_sensor ROS ...
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Small 6 Axis Force Torque Sensor

currently I need to install an suitable 6 Axis Force Torque Sensor on my Robotic arm. It has to be small beacause it will be mounted on this Robot: https://www.wlkata.com/en-de/pages/pg-mirobot-intro ...
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1 answer
207 views

How to publish pose of the lidar/camera/(or any dynamic/static model) in gazebo fortress?

I am trying publish the pose of the camera and view it in rviz2. I am using ros2 Humble and gazebo fortress. I can see the image using the image topic but i am not able to visualize the topic in the ...
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2 answers
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publishing sensory data out of sync

Hi all, I am working on a project with the ROBOTIS turtlebot3 burger and am trying to include a temperature sensor with its build. I have uploaded some arduino code into the OpenCR1.0 to read sensory ...
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1 answer
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Use Sony PSP to control and visualize a robot running ROS?

With the launch of Steam Deck ($399), I saw some roboticists thinking about using them to control, visualize sensor data, maps, and other cool stuff. I was wondering if maybe a Sony PSP could do the ...
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1 answer
10 views

Issue subscribing to topic that is populated from libgazebo_ros_ray_sensor.so

I have created a ray sensor in my Gazebo SDF file. This sensor includes the following plugin defined: ...
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1 answer
28 views

xsense ros kinetic package error-/usr/bin/ld: cannot find

Hi. I am trying to install xsens mti 3 imu driver. When i do catkin make , i get an error ...
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3 answers
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IMU: What is the "w" in the IMU data

Hello there, i use the Gazebo IMU-Plugin to generate sensor data of an IMU for my robot. An IMU message looks like the following: ...
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2 answers
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turtlebot navigation using uwb

Hello everyone. I am using turtlebot 3 burger with kinetic and ubuntu 16.04. I am using ultra wide band sensor for positioning of robot. I have transmitters and a receiver. The receiver in connected ...
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1 answer
16 views

navsat_transform_node without IMU

I'm trying to fuse GPS data and IMU data using robot_localization. I have the IMU data going into the filter nicely, now I'm trying to configure GPS. The problem is that my robot has a large inverter ...
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2 answers
2 views

Arduino Ethernet Driver | Custom hardware publishing on topic via ethernet

I have a custom sensor which I am using with an Arduino. My ultimate goal (TL:DR) is to publish these sensor values on a ROS topic via Ethernet. I am using a Ethernet shield and have completed the ...
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1 answer
86 views

Interpretation of Force/Torque Sensor using gazebo_ros_ft_sensor plugin

I've successfully added a force torque/sensor to my model by adding following codes in my urdf file: ...
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2 answers
24 views

Adding a camera to a model in Gazebo? (Beginner)

Hello! I am very new to using things like Gazebo and ROS. I was wondering about how one might take a model from Gazebo (like turtlebot or quadrotor) and attach a camera to it, and see the feed? My ...
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1 answer
32 views

Range sensor does not detect objects in gazebo

Hi, I am new to ROS and try to create an urdf file to represent my robot in rviz and gazebo, but I can't get the range sensor to detect objects in the simulator. The message at /arduino/sensor/ir_left ...
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1 answer
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How to attach sensor from gazebo database(.sdf) to urdf model?

Hi, In gazebo, there are already available models (insert tab) which you can simple insert in your scene. I am having trouble with using it with my urdf model. I want to add velodyne to my robot. But ...
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2 answers
3 views

How to incorporate moveable sensor (Lidar) into navigation stack

I am building a robot which will move using ros navigation stack with move_base. I am using Lidar Lite 2 Laser Rangefinder to detect obstacles and for mapping as well. I have two questions regarding ...
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1 answer
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SparkFun 9DoF Razor IMU (SEN-14001)

The ROS driver for the Razor IMU (http://wiki.ros.org/razor_imu_9dof) states to work with the versions SEN-10125 and SEN-10736. However, SparkFun only sells the new version SEN-14001 (https://www....
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1 answer
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Sensor doesn't move from an initial pose for navigation stack

Hi to all. I'm having some troubles trying to make a map. I'm driving the wheeled robot by teleop_twist_keyboard and it moves around, but the vision sensor (kinect) seems doesn't detect itself inside ...
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1 answer
20 views

force torque sensor and control force values

Hi all, I'm using libgazebo_ros_ft_sensor.so plugin to find torques in joints and control joints using gazebo_ros_control plugin. However when I compare joint torque from sensor and ...
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1 answer
8 views

PCL - coordinates from PointCloud2 message

Hey guys, So I'm a little new to ROS, so forgive some amateurishness. I'm working with a LiDAR that publishes a topic (/Sensor/points) in the format sensor_msgs::PointCloud2. I'm trying to write a ...
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1 answer
34 views

ros::Time between samples

Hi, I am trying to calculate time difference between data in consecutive sensor messages through the subscriber callbacks. For example: I subscribe to sensor_msgs::Imu for the imu data. I get 5 ...
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1 answer
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sensor position amcl

Hey everyone, how i can tell AMCL the position of my laserscanner? the sensor is not in the centre of the robot. so everytime the robot turns, the amcl loses the orientation. Thank you very much! Link ...
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1 answer
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How to exclude poses of a wheel based robot which place behind of the porevious pose

This question might not be regaring ROS itself but I need your help on below issue regarding robot pose by sensor fusion with EKF. I am currently working on coding sensor fusion of a wheel based robot ...
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1 answer
12 views

How to convert .csv or .mat file to ros?

I collect the odom and IMU data by dspace microautobox and at the same time I collected lidar data directly on ROS. The odom data is .mat file now and it can be converted to .csv file. The lidar data ...
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1 answer
6 views

How can I access the bumper sensors on a turtlebot in a simulation?

I've been working on a project, and I need to turn a certain direction when a turtlebot bumps into something. I'm looking for a ROS plugin to use in a simulation in Gazebo. I can't seem to find ...
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1 answer
2 views

Whether PIR sensor hc-sr501 supported by ros

Can any one send the Arduino Ros code for detecting humans using Pir sensor. Originally posted by anadgopi1994 on ROS Answers with karma: 81 on 2016-12-24 Post score: 0
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1 answer
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How I can add laser to my diff drive robot in gazebo?

Hi everyone I am beginner in gazebo and ROS. I am trying to implement global path planner to get data from laser. For that purpose I need to know which laser sensor or sonar can help in this task. How ...
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1 answer
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How to subscribe to a topic whom type is gazebo_msg/ContactState

Hi everybody I'm trying to write a subscriber following this tutorial to listen to a topic which is published by a contact sensor (libgazebo_ros_bumper.so). Here is the structure of this topic shown ...
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1 answer
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How can I power a kinect using the iRobot Create 2 base? (Turtlebot)

Hey everyone! I'm creating a turtlebot from scratch. I have an iRobot Create 2, a kinect sensor (and all its cables), and an acer netbook. How do I provide 12V power to the kinect using the create 2? ...
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1 answer
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Need help to edit libgazebo_ros_bumper source

Hellor everybody I'm going to validate gazebo and ROS contact and 6 axis force/torque sensors. I have currently studied 6 axis force torque sensor using a simple inverted pendulum. I compared 6 axis ...
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1 answer
2 views

Fuse sensors with different accuracy in robot_localization

What is the better way to fuse sensors with different accuracy in robot_localization that measure the same values of state vector? initial_estimate_covariance is set for state vector, not for sensors. ...
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1 answer
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How to read indoor positioning equipment date by ros

I am trying to read indoor positioning equipment date to ROS.The indoor positioning equipment called Ubisense which can publish location date(like three-dimensional coordinate x, y, z) to local area ...
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1 answer
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Source data types for navigation stack (PointCloud or PointCloud2?)

Hello! I have been looking for information about the navigation stack and I am a bit confused. In the "Setup and Configuration of the Navigation Stack on a Robot" tutorial it is said: "...
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1 answer
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How to get the distance in meter from PointCloud Data?

Hello, I am pretty new with ROS and Robotino. I am using ROS-Indigo, Ubuntu 14.4 and Robotino by Festo. I am subscribing the ros topic /distance_sensor : ...
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1 answer
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How can I tell the distance from a turtlebot to an obstacle?

Hi all, I am working on obstacle avoidance using turtlebot with kinect sensor. I need help with determining how far an obstacle is from the turtlebot. I want to use this process to incorporate it into ...
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1 answer
6 views

How to add extra gyro sensor for roomba[Solved]

How to add extra gyro sensor for roomba Hi,I'm trying to implement my own turtlebot with iRobot Create 2(roomba 600). Unfortunately, It seems that iRobot Create 2 has not the DB25(25pin) analog port ...
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1 answer
3 views

nav2d autonomous exploration

Every problems before fixed: EDIT 6: Hi friends!! I have just fixed every problems with your help. So now my robot moves with StartMapping and with StartExplorer, but not really well... I think that ...
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1 answer
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Why transform has to be broadcasted periodically?

Hello, Nowadays I am trying to build a mobile robot with several sensors, and be curious about using relative positions of sensors in ROS. In several tutorials, every transform(in my case, sensors) ...
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1 answer
1 view

ethzasl_sensor_fusion only works first time

Strangest thing happened at the end of completing the ethzasl_sensor_fusion getting started tutorial: http://wiki.ros.org/ethzasl_sensor_fusion/Tutorials/getting_started I followed the instructions ...
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1 answer
1 view

ROS Answers SE migration: Sensor fusion

Hey guys, I have a quadrocopter and want to fuse all sensor data (accelerometer, gyroscope, barometer, GPS and heading) to determine the position and pose. What is the best way to do this? Originally ...
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1 answer
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Anybody knows how to change the rplidar motor rate?

I bought a rplidar laser and I want to control the frequency or rate of my sensor. Anybody knows how I can do this? Thanks in advance. Carlos Originally posted by ingcavh on ROS Answers with karma: ...