[quote="mikeferguson, post:9, topic:6497"] What is the default behavior if no callback is registered all parameters update with any value? [/quote] Yes. [quote="mikeferguson, post:9, topic:6497"] Is there a design doc for parameters somewhere? [/quote] http://design.ros2.org/articles/ros_parameters.html [quote="mikeferguson, post:9, topic:6497"] And, in particular, was their any design doc or other documentation for thoughts on introspectable range? [/quote] No, that idea is only captured in the comment William cited above. --- [Visit Topic](https://discourse.ros.org/t/dynamic-reconfigure-porting/6497/10) or reply to this email to respond. If you do not want to receive messages from ros-users please use the unsubscribe link below. If you use the one above, you will stop all of ros-users from receiving updates. ______________________________________________________________________________ ros-users mailing list ros-users@lists.ros.org http://lists.ros.org/mailman/listinfo/ros-users Unsubscribe: