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Article #207Re: USR X2 Modems . Do they Work??? Or just hype.
From: Andrew Gordon
Date: Thu, 22 May 1997 00:00
Date: Thu, 22 May 1997 00:00
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1976 bytes
ButtUgly wrote: > Let's look at a typical example. For a 33.6kb connection operating at > N-8-1 (no parity, eight data bits and one stop bit - the "typical" > modem connection): > > 8 data bits > +1 start bit > +1 stop bit > --------- > 10 bits per frame This is _not_ correct for a typical modem connection using V.42, where the data is packetized and transmitted with HDLC framing - no stop/start bits. There is a small overhead for the framing, but much less than 2 bits/byte. Your logic is applicable the PC serial port however.
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 1062ec,b73985194e1b09d5,start X-Google-Attributes: gid1062ec,public X-Google-Thread: 10beba,70af4a8b4f624f0a X-Google-Attributes: gid10beba,public X-Google-Thread: 102a94,b73985194e1b09d5,start X-Google-Attributes: gid102a94,public X-Google-Thread: 140b98,b73985194e1b09d5,start X-Google-Attributes: gid140b98,public X-Google-Thread: 1522c4,b73985194e1b09d5,start X-Google-Attributes: gid1522c4,public X-Google-Thread: 1108fc,927fc9f8a708a038 X-Google-Attributes: gid1108fc,public From: Andrew Gordon <andrew.gordon@arg1.demon.co.uk> Subject: Re: USR X2 Modems . Do they Work??? Or just hype. Date: 1997/05/22 Message-ID: <3384177E.2781E494@arg1.demon.co.uk> X-Deja-AN: 243048615 X-NNTP-Posting-Host: arg1.demon.co.uk [194.222.34.166] References: <01bc40be$d6ada780$b26acad0@tony> <YseD1BAv8$SzEAlj@madpc.demon.co.uk> <33553A77.3AB@pop.a001.sprintmail.com> <335570e7.86116326@news.callamer.com> <335C1FA5.334F025C@mpt.org> <01bc4efa$f7e4f8a0$1181aac3@netlife.fi> <5jt8fo$ac4@news1.mnsinc.com> <33655989.1C39551A@lancnews.infi.net> <5k5kf4$bq0$1@news-2.csn.net> <5kirhd$eu3@news.istar.ca> <3374e432.3363345@news.erols.com> <01bc5364$fa15d0e0$6e76cecf@default> <3383551D.FFEED172@hyper.gr> <33847c75.165326020@news.alt.net> Newsgroups: alt.comp.dcom.modems,comp.dcom.modems,comp.modems,demon.tech.modems,fido7.usr,fj.net