ROS Resources: Documentation | Support | Discussion Forum | Index | Service Status | ros @ Robotics Stack Exchange

Attention: Answers.ros.org is deprecated as of August the 11th, 2023. Please visit robotics.stackexchange.com to ask a new question. This site will remain online in read-only mode during the transition and into the foreseeable future. Selected questions and answers have been migrated, and redirects have been put in place to direct users to the corresponding questions on Robotics Stack Exchange. Additional details are available here.

Revision history [back]

So where do you declare / define cmd_msg?

This does not appear to be a ROS problem, but a C/C++ programming one.

So where do you declare / define cmd_msg?

ros::Subscriber<std_msgs::UInt16> sub("servo", &cmd_msg);

According to this, cmd_msg is a function.

angle=cmd_msg.data;

According to this, it should be some kind of structure or object.

ROS Answers is licensed under Creative Commons Attribution 3.0 Content on this site is licensed under a Creative Commons Attribution Share Alike 3.0 license.

Powered by Askbot version 0.10.2