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- Newsgroups: comp.sys.ibm.pc.hardware
- Path: sparky!uunet!gatech!concert!sas!mozart.unx.sas.com!sasbge
- From: sasbge@ant.unx.sas.com (Gantt Edmiston)
- Subject: Re: BOCA 14.4K Modem
- Originator: sasbge@ant.unx.sas.com
- Sender: news@unx.sas.com (Noter of Newsworthy Events)
- Message-ID: <By6G5G.GBy@unx.sas.com>
- Date: Mon, 23 Nov 1992 16:22:28 GMT
- Reply-To: sasbge@ant.unx.sas.com
- References: <BxyBn0.I8o@ccu.umanitoba.ca> <1egmjrINNgcr@terminator.rs.itd.umich.edu>,<By0x70.8oz@unx.sas.com> <1992Nov22.175501.9311@ultb.isc.rit.edu>
- Nntp-Posting-Host: ant.unx.sas.com
- Organization: SAS Institute Inc.
- Lines: 37
-
-
- In article, ajb8886@ritvax.isc.rit.edu writes:
- >In article <By0x70.8oz@unx.sas.com>, sasbge@ant.unx.sas.com (Gantt Edmiston) writes:
- >>
- >>
- >>Well, I have a Boca 14.4 modem and the model number is M1440I. This
- >>internal FAX high-speed modem does not have *either* UART. Instead
- >>it has a new Rockwell chipset that *emulates* the 16450 UART. Same
- >>sad story about the 1 byte buffer. Just thought I would add this
- >>in case you are frantically searching for a chip that sez 16450/16550.
- >>It may not be there....
- >>
- >
- >Are you sure? I remember seeing many of the new internals based on the
- >Rockwell chipset, and they still have the UART socketed, only it is in a
- >different package (ie. the square-flat package type versus the old DIP package
- >type). Modems like the Supra and the Zoom now have the sqaure-flat UART
- >socket (but the UART still says 16550AFN), and a few cheaper modems still
- >have the 16540 (albiet in the new flat-square package).
- >
- >As far as I recall, the Rockwell chipset does not provide the UART services
- >per se.
- >
- >Alex
-
- Well, NO, I'm not sure and I wouldn't bet the house on it, BUT I *did*
- call Boca and they told me that the chipsets *did* emulate the 16450
- UARTS on the specific model that I posted above....
-
-
- --
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