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Article #2775

Re: serial communication question

#2775
From: hank barta
Date: Fri, 11 Dec 1992 04:40
16 lines
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Legene (maxc0452@ucselx.sdsu.edu) wrote:
:      Can anyone tell me if OS/2 uses interrupt-driven serial
: port buffering for COM1 & COM2?  I can't find that particular
: information anywhere, it seems.

:      Thanks.

I believe it does. (Most any multitasker has to use interrupts or
_considerable_ hardware buffering.) I also have a deeply held 
belief that it supports the 16550 buffered UARTs.

"ADVANCED PROGRAMMING FOR OS/2" or something like that by Petzold
(published by Microsoft) has some discussions of how 1.1,2 
work that will probably be applicable to 2.0.

hank
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Message-ID: <1992Dec11.044042.26612@vpnet.chi.il.us>
Path: arc1-ca.pugleaf.net!sparky!uunet!usc!elroy.jpl.nasa.gov!sdd.hp.com!caen!uwm.edu!linac!att!mcdchg!laidbak!tellab5!vpnet!hb
References: <1992Dec10.053208.12307@ucselx.sdsu.edu>

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From: hb@vpnet.chi.il.us (hank barta)
Subject: Re: serial communication question
Message-ID: <1992Dec11.044042.26612@vpnet.chi.il.us>
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References: <1992Dec10.053208.12307@ucselx.sdsu.edu>
Date: Fri, 11 Dec 1992 04:40:42 GMT
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