Path: utzoo!utgpu!news-server.csri.toronto.edu!rutgers!tut.cis.ohio-state.edu!pt.cs.cmu.edu!b.gp.cs.cmu.edu!Ralf.Brown@B.GP.CS.CMU.EDU
From: Ralf.Brown@B.GP.CS.CMU.EDU
Newsgroups: comp.os.msdos.programmer
Subject: Re: How can I get a timed delay of 1 millisecond ?
Message-ID: <26ee2f32@ralf>
Date: 12 Sep 90 12:50:58 GMT
Sender: ralf@b.gp.cs.cmu.edu
Organization: Carnegie Mellon University School of Computer Science
Lines: 17
In-Reply-To: <4064@rtifs1.UUCP>

In article <4064@rtifs1.UUCP>, bcw@rti.rti.org (Bruce Wright) wrote:
}In article <6250@castle.ed.ac.uk>, elee24@castle.ed.ac.uk (H Bruce) writes: 
}> What is the best way to get a program to wait for one milliosecond ?
}> (I am using Microsoft C V5.1).
}
}The usual way to get a timed delay of one millisecond on the
}PC is to time a loop that't long enough to take a significant
}amount of time even on a 486, and then scale that appropriately
}to execute the loop the proper number of times for your PC.  This

On ATs and up, you can program the real-time clock chip to generate
interrupts 1024 times per second, which will get you close to 1ms delays.
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