[prev in list] [next in list] [prev in thread] [next in thread] 

List:       linux-rt
Subject:    Re: [rtl] RTLinux for control of mobile robots
From:       "S. Ancelot" <sancelot () online ! fr>
Date:       2002-03-22 15:19:17
[Download RAW message or body]


Because a full free canopen API  capable of using PDO with motor drives 
exists and is running under RTLinux
 

Robert Erlich wrote:

>On Tue, Mar 12, 2002 at 07:36:20PM -0800, Aparna Badve wrote:
>
>>Hi all,
>>What are advantages of using RTLinux over other OS
>>like windows for control of mobile robots through
>>internet.
>>
>
>The primary advantage, hard real time, lends itself to the robot side.
>The very deterministic scheduling of real time tasks affords the ability
>to hardware like things in software.  I am using RTLinux for closed loop
>servo motor control, as well as generating the motor drive PWM waveforms.
>It's also possible on SMP systems to have very tight control over the
>binding of realtime to specific CPUs, quite a benefit in reducing latency
>in complicated real time applications.
>
>On top of the hard real time subsystem one has a complete Unix-like
>environment for "glue".  I have found it much simpler to write networking
>applications for Unix-like operating systems than anything MS.  Everthing
>is just _there_; development and debugging tools, libraries, utilities,
>secondary servers etc.  The actual networking code is also much simpler,
>and, as a result, easier to understand and less prone to bugs.
>
>Scale of deployment is also an advantage; after the development cycle,
>should one choose, the OS can be easily stripped down to a tiny size often
>fitting neatly onto flash; or one can put it on larger, faster machines
>for complicated interactive graphical interfaces or "real time" rendering.
>It's really quite open.
>
>Then there's the "free" advantage, but that's another discussion...
>
>-R.
>


-- [rtl] ---
To unsubscribe:
echo "unsubscribe rtl" | mail majordomo@rtlinux.org OR
echo "unsubscribe rtl <Your_email>" | mail majordomo@rtlinux.org
--
For more information on Real-Time Linux see:
http://www.rtlinux.org/

[prev in list] [next in list] [prev in thread] [next in thread]