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ROS Basic Concepts File System Create some commands in ROS package ROS What is ROS ROS File System File system tools: rospack, roscd, rosls Create ROS Package What is catkin Create and build a catkin workspace: The structure of catkin package Structure for storing software packages in the catkin workspace Create catkin package-catkin_cre ...

1 Overview In the last article [Package] RosBridge -- break through the data barrier between Ros and non Ros environment In this article, I introduced how to conduct data communication between non Ros and Ros systems through RosBridge, and realized half of the communication architecture, that is, the left half of the picture. In this article, ...

         catalogue 1, Preparatory work 1. Corresponding ubuntu version of ros1: 2.ros2 corresponding ubuntu version: 3. Installation of Ubuntu 2, Installation of ROS1 1. Instructions for official installation of ROS: http://wiki.ros.org/Installation/Ubuntu?distro=melodic 2. Installation steps of ROS # melody: (1) install ros source (2 ...

1. Create Publisher (1) Create the scripts directory under the feature pack Jump to begin using roscd_ Tutorials Feature Pack directory $ roscd beginner_tutorials Use the mkdir command to create a scripts directory for our Python scripts $ mkdir scripts $ cd scripts (2) talker.py Download the sample Python script talker Py to the s ...

1, Basic work, required Environment configuration description a. ROS environment construction For the installation and configuration of ros, refer to the following blog: ROS installation Problems encountered in ROS installation If the rospack package cannot be found, you can execute the following command to add the package to the en ...

ROS itself provides a point-to-point network to jointly process data. Its basic concepts include node, master node, parameter server, message, service, topic, package and so on. Use separately rospack - get package related information: View package dependencies, roscd - switch to the package directory rosls - view package files rosnode - view ...

1, Create workspace 1. Create a new folder Create a new catkin_ws folder and create src subdirectory in it. mkdir -p ~/dev/catkin_ws/src cd ~/dev/catkin_ws/src 2. Initialize workspace In the src subdirectory just created, use the following command to create a workspace, but there is no function package in the workspace at this time, onl ...