<> <> ''ROS Software Maintainer: [[http://wiki.ros.org/ROBOTIS|ROBOTIS]]'' == ROBOTIS e-Manual == * [[http://turtlebot3.robotis.com/|ROBOTIS e-Manual for TurtleBot3]] == UDRF Files == There are three types of xacro file of importance: * `turtlebot3_(model).urdf.xacro` - Defines the `` tag that can be embedded in other xacro files. * `turtlebot3_(model).gazebo.xacro` - Defines the `` tag that can be imported on gazebo. * `common_properties.xacro` - Defines some variables for model.