February 2020
Intermediate to advanced
432 pages
10h 50m
English
Content preview from Hands-On ROS for Robotics Programming
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Setting the ROS master to be in the robot
Since you'll be working with the physical robot once more, you need to reconfigure the ROS master URI so that it points to GoPiGo3. So that your laptop reflects such a configuration, open your local .bashrc file and uncomment the line at the end that specifies what URL to point to in order to find the ROS master:
$ nano ~./bashrc ... export ROS_HOSTNAME=rosbot.local export ROS_MASTER_URI=http://gopigo3.local:11311
Close any open Terminals, open a new one, and check the ROS_MASTER_URI variable:
$ echo $ROS_MASTER_URI http://gopigo3.local:11311
You should find that the environment variable has reverted to the default server (localhost) and default port (11311). Now, we are ready to switch to the virtual ...
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