[ros-users] Pioneer3

[Pablo Hevia-Koch]

Spot on,

Thank you very much.
Keep Creating,

Pablo




On 27 August 2010 14:13, David Feil-Seifer <david.feilseifer at gmail.com>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 <pablo at hevia-koch.cl>
> 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 <david.feilseifer at gmail.com>
> > 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 <pablo at hevia-koch.cl
> >
> >> 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
> >> >
> >> >
> >> >
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> >> >
> >> >
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