On Thu, May 14, 2009 at 8:31 PM, Michael Rigby-Jones wrote: >> http://blogs.msdn.com/mikehall/ >> > http://blogs.msdn.com/mikehall/archive/2009/04/23/ce-6-0-hard-real-time- >> embedded-o-s-here-s-the-proof.aspx >> >> I always thought otherwise. But I know Beckhoff is using it >> in the ARM based PLC along with bigger PC baed PLC. > > Are we supposed to be impressed with the inverted pendulum control > running on a 1GHz desktop CPU? =A0I'll bet that could be done by a > mid-high end PIC. =A0Or are they suggesting that CWE 6.0 has a very large > overhead... > That is just a demo. All the bigger OS/RTOS have large overhead. Windows CE has, so does Vxworks, Linux may have even more overhead. Beckhoff has quite some PLCs based on Windows and Windows CE and they seem to do quite well in this space. Many industrial panels use Windows CE actually. -- = Xiaofan http://mcuee.blogspot.com -- = http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist