There isn't currently a way to poll messages (though it's on our roadmap:
http://www.ros.org/wiki/ROS/Roadmap). If you just want to throttle it to
5ms though, you can use the throttle node in topic_tools:
http://www.ros.org/wiki/topic_tools/throttle
<
http://www.ros.org/wiki/topic_tools/throttle>Josh
2010/8/26 <
ros_user@yahoo.co.jp>
> Hi, all
>
> Is there a way to subscribe newest msg (not srv) at any prefered time?
> (like client node)
> I would like to subscribe a specific message by every 5ms.
> I know it is possible to realize such polling with srv, but Service-Client
> node allows only srv not msg.
> How can I realize such polling with msg?
>
> Thanks in advance,
>
> Keisuke
>
>
>
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