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Article #7586

Re: Dropped characters in Win. Comm programs at 19200 baud

#7586
From: Kai-Uwe Rommel
Date: Fri, 14 Dec 1990 14:55
21 lines
1414 bytes
In article <1990Dec13.062051.3478@amd.com> indra@brahms.amd.com (Indra Singhal) writes:
>I have used Terminal, WinQVT, UniCOM and Microphone II. They all drop
>single characters randomly. Outside Windows, Qmodem 4.2b never drops any
>characters.
This is a problem of the COMM.DRV driver shipped with windows.

>Have others seen such consistent bad behavior? Anyone worked it out?
>Workarounds? Anyone?

Wrote my own device driver (not a windows one, but a DOS TSR which is
called via INT 2F by my appliation(s)).

MS has to fix this.

Kai Uwe Rommel

--
/* Kai Uwe Rommel, Munich ----- rommel@lan.informatik.tu-muenchen.dbp.de */

DOS ... is still a real mode only non-reentrant interrupt
handler, and always will be.                -Russell Williams (MS)
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From: rommel@lan.informatik.tu-muenchen.dbp.de (Kai-Uwe Rommel)
Newsgroups: comp.windows.ms
Subject: Re: Dropped characters in Win. Comm programs at 19200 baud
Message-ID: <6076@tuminfo1.lan.informatik.tu-muenchen.dbp.de>
Date: 14 Dec 90 14:55:04 GMT
References: <1990Dec13.062051.3478@amd.com>
Sender: news@lan.informatik.tu-muenchen.dbp.de
Reply-To: rommel@lan.informatik.tu-muenchen.dbp.de (Kai-Uwe Rommel)
Organization: Inst. fuer Informatik, TU Muenchen, Germany
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