my win2K system simply just changes the time to what ever is set - the clock jumps. But as I said, this issue has NOTHING to do with the PC and I am truely sorry for even mentioning it. I'm not sure the tag is correct on this thread now.... Phil "I don't need no stinkin PC clock" Barrett --- "Alan B. Pearce" wrote: > > You sure about that? > >More likely it adjusts the software clock tics by > adding or dropping > >them as needed. The HARDWARE tic clock is not > tweakable in a PC. > >(Ok, it is, but not very granular, and not with a > system API. > >It is VERY hardware specific. > >14.31818 Mhz/12/65536 =18.20650736 Hz system tic > rate.) > > That is under all the DOS based systems. My > understanding is that the NT > based systems change the divisor to something like a > 1mS tick. > > -- > http://www.piclist.com PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist > Discover Yahoo! Stay in touch with email, IM, photo sharing and more. Check it out! http://discover.yahoo.com/stayintouch.html -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist