Spot on, Thank you very much. Keep Creating, Pablo On 27 August 2010 14:13, David Feil-Seifer wrote: > Pablo- > > Right off the top of my head, I'm thinking that the problem may be > with pulse. The way the the pioneer works is that if no message is > sent to the controller for 2s, the controller assumes that it has lost > its connection and shuts down. On most pioneers, this is not enabled > by default, however on some, including possible yours, it is. To > remedy this, we send a pulse message (just a blank message really) to > the pioneer every 2s. You can set the driver to do this by setting the > pulse parameter to 1 (right now it is -1). That will force the driver > to send the pulse every 1 second. > > Good luck. And let me know if that is not in fact your problem. > > -Dave > > On Fri, Aug 27, 2010 at 9:47 AM, Pablo Hevia-Koch > wrote: > > David > > > > Thanks for your help. > > > > I ran into a little trouble while connecting to my Pioneer 3 AT. Using > p2os > > stack. > > > > I am using a USB-to-serial adaptor to connect to the Pioneer, in a Ubuntu > > machine, the same one running roscore. I changed the source code of > > p2os_driver to use ttyUSB0 instead of ttyS0 (changed the define). > > > > The main problem is that when I start the p2os_driver, i connect to the > > pioneer succesfully, but once the driver gets to: > > > > Connected to PIONEER NAME, a Pioneer p3at-sh > > [ INFO] [1282927100.884548427]: resetting raw positions > > > > The robot starts beeping, with the same sound that happens when a > connection > > is lost. Even though I can read the battery level. Nothing happens when I > > press the motors enable button on the dashboard, and I cannot teleoperate > > the robot using a joystick. > > > > Any insight? > > > > PS: i can connect to the robot using the same adapter via Carmen or > Player. > > > > > > > > Keep Creating, > > > > Pablo > > > > > > > > > > On 21 August 2010 13:43, David Feil-Seifer > > wrote: > >> > >> Pablo- > >> > >> I cannot vouch for the ARIA approach, however, as the developer of the > >> p2os stack, I can say that we have launch files for doing SLAM with > >> the gmapping package and for using the move_base node as part of the > >> nav stack. > >> > >> There are some pretty good instructions at: > >> > >> http://www.ros.org/wiki/p2os/Tutorials/Getting%20Started%20with%20p2os > >> > >> and please email the ros-users list if you are having issues and I > >> will be happy to help work them through with you. > >> > >> -Dave > >> > >> On Sat, Aug 21, 2010 at 10:33 AM, Pablo Hevia-Koch > > >> wrote: > >> > Hello Everyone! > >> > > >> > I'm starting to use ROS, and I was wondering which way is the best to > >> > use a > >> > Pioneer 3 AT + Hokuyo URG 04LX laser. I saw that there are 2 main > >> > approaches, one beeing using p2os and the other beeing the > amor-ros-pkg > >> > which uses ARIA. Unfortunately, the ARIA amor package has no > >> > documentation, > >> > and i've read that there are some problems using p2os. > >> > > >> > Anyone has a tip for me? > >> > > >> > Thanks a lot. > >> > > >> > Keep Creating, > >> > > >> > Pablo > >> > > >> > > >> > > >> > _______________________________________________ > >> > ros-users mailing list > >> > ros-users@code.ros.org > >> > https://code.ros.org/mailman/listinfo/ros-users > >> > > >> > > >> _______________________________________________ > >> ros-users mailing list > >> ros-users@code.ros.org > >> https://code.ros.org/mailman/listinfo/ros-users > > > > > > _______________________________________________ > > ros-users mailing list > > ros-users@code.ros.org > > https://code.ros.org/mailman/listinfo/ros-users > > > > > _______________________________________________ > ros-users mailing list > ros-users@code.ros.org > https://code.ros.org/mailman/listinfo/ros-users >