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