From:	Damian Yerrick <HIMYNAMEISd_yerrick AT hotmail DOT comSLIMSHADY>
Newsgroups:	comp.os.msdos.djgpp
Subject:	Re: Accurate timing!
Organization:	Pin Eight Software http://pineight.8m.com/
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References:	<A34D5D3BF0DFD2119E3D0008C70840FA04FD8D AT TWZNT11> <38ad4252$1_1 AT news DOT uni-bielefeld DOT de>
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NNTP-Posting-Date:	Fri, 18 Feb 2000 18:58:53 GMT
Distribution:	world
Date:	Fri, 18 Feb 2000 18:58:53 GMT
To:	djgpp AT delorie DOT com
DJ-Gateway:	from newsgroup comp.os.msdos.djgpp
Reply-To:	djgpp AT delorie DOT com

On Fri, 18 Feb 2000 12:59:56 GMT, manni DOT heumann AT gmx DOT de (Manni Heumann)
wrote:

>your system time will be wrong afterwards.

To fix this, call DOS's ISR every 55 ms.

>Otherwise it should be quite easy to use and shouldn't do any harm (but don't 
>blame me if it does!). It will give you a timing accuracy of 1 ms.

Chain to DOS every 55th time the ISR runs.

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