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From: poffen@sj.ate.slb.com (Russ Poffenberger)
Newsgroups: comp.windows.ms
Subject: Re: 1. com3 in enhanced, 2. himem.sys
Keywords: com, enhanced
Message-ID: <1990Nov21.191907.11099@sj.ate.slb.com>
Date: 21 Nov 90 19:19:07 GMT
References: <59216@unix.cis.pitt.edu>
Reply-To: poffen@sj.ate.slb.com (Russ Poffenberger)
Organization: Schlumberger Technologies, San Jose, CA.
Lines: 47

In article <59216@unix.cis.pitt.edu> ydist@unix.cis.pitt.edu (Yijun Ding) writes:
>Two problems with win3.0, can someone explain?  Thanks.
>
>1. I have two serial ports and my modem is configured to COM3. Terminal
>  program from window would not run.  It give message "COM3 used by ...",
>  etc.  Mskermit, Procomm and BitCom all seem to be able to dial etc., but
>  you can not see anything on screen.  Without window, they all work fine.
>  In Mskermit, set port=Bios3 seems the only way to make it work.  This 
>  setting does not work very well (lose char.) even without window.
>  
>  Strange, if use "win /s" --> start window in standard mode, all works
>  including Terminal from window.
>

Don't know.

>2. We have a program (APLII) with use protected mode (need 2mg to run, our
>  machine has 4 mg, DELL310, Everex 386/20).  There is a utility program from
>  APLII called RAM.COM, checking memory avaible.  With HIMEM.SYS in
>  config.sys:
>     
>   RAM report MEM Ok. After exit window, RAM.COM report 0 extended mem and
>   APLII can not be loaded.
>
>   With device=emm386.sys 2048 in config.sys:  RAN report expanded mem Ok.
>   After start window and then exit it, RAM report 0 expanded, 0 extended
>   on Everex (so APLII can't run), but correct expanded, 0 extended on
>   DELL.  Dell still able to run APLII.
>
>  Running APLII in standard mode in window is no better -- we are not asking
>  this much yet.
>

Things like himem.sys and qemm implement the XMS spec. Upon first use of XMS,
(by windows), it takes all the extended memory. Your application would work
if it adhered to the XMS spec.

>3. We have a little BOOT program.  It does not work in window.  It will hang
>   the machines.
>

This is a bad thing to do anyway.

Russ Poffenberger               DOMAIN: poffen@sj.ate.slb.com
Schlumberger Technologies       UUCP:   {uunet,decwrl,amdahl}!sjsca4!poffen
1601 Technology Drive		CIS:	72401,276
San Jose, Ca. 95110             (408)437-5254