The ROS Wiki is for ROS 1. Are you using ROS 2 (Humble, Iron, or Rolling)? Check out the ROS 2 Project DocumentationPackage specific documentation can be found on index.ros.org
Here be the packages developed by Washington University in St. Louis. It includes support for RFlex based robots, like the B21r (including our very own Lewis).
Robots Using ROS: Washington University's B21r (Lewis) and Erratics (Blood, Sweat, Toil, and Tears)
Wiki: wu-ros-pkg (last edited 2010-10-12 20:17:07 by KenConley)