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- Path: newsjunkie.ans.net!lexis-nexis!meaddata!christw
- From: christw@meaddata.com (Christopher C. Wood)
- Newsgroups: comp.dcom.modems
- Subject: Re: Astounding high CPS rate!
- Date: 17 Jan 1996 18:48:22 GMT
- Organization: LEXIS-NEXIS, Dayton OH
- Message-ID: <4djg9m$bph@meaddata.lexis-nexis.com>
- References: <4cvsii$h0@horus.infinet.com> <4db4ra$56@hg.oro.net> <821827949snz@genesis.demon.co.uk> <4djh7h$69j@mujibur.inmind.com>
- NNTP-Posting-Host: dolphin.lexis-nexis.com
-
- In article <4djh7h$69j@mujibur.inmind.com>, paulvdg@inmind.com (Paul van de Graaf) writes:
- |> Lawrence Kirby <fred@genesis.demon.co.uk> wrote:
-
- |> >In article <4db4ra$56@hg.oro.net> estarry@oro.net "Ed Starry" writes:
-
- |> >The raw bit rate of 14400bps corresponds to 14400/8 which is 1800cps
- |> >(assuming the usual 8 bit characters). With EC framing overhead the
- |> >actual maximum is about 1730cps (can't remember if that is for 128 or
- |> >256 byte packets). Anything above that means that either
-
- |> Incorrect, 14400bps/10 is 1440cps. 8 bit characters are usually
- |> framed with a start bit and a stop bit, more if you are using parity.
- |> You therefore divide by 8+1+1 = 10.
-
- LAPM link protocol (V.42) strips off the start and stop bits, so the
- correct divisor is 8.
-
- Chris
-
- --
- Speaking only for myself, of course.
- Chris Wood christw@lexis-nexis.com ChrisCWood@eworld.com
-