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Mail Archives: djgpp/1998/11/18/12:17:12

Date: Wed, 18 Nov 1998 19:15:45 +0200 (IST)
From: Eli Zaretskii <eliz AT is DOT elta DOT co DOT il>
X-Sender: eliz AT is
To: "Scott E. Post" <spost AT kocrsv01 DOT delcoelect DOT com>
cc: djgpp AT delorie DOT com
Subject: Re: BCserio can't read from port
In-Reply-To: <72unqa$m48$1@kocrsv08.delcoelect.com>
Message-ID: <Pine.SUN.3.91.981118191217.22944D-100000@is>
MIME-Version: 1.0
Reply-To: djgpp AT delorie DOT com

On 18 Nov 1998, Scott E. Post wrote:

> and read from com1.  I hooked up a serial device to continuously transmit
> characters to com1.  When I run the program the sio_charready command
> never returns that there are characters in the buffer.  Also, sio_getspeed
> returns what looks suspiciously like a bad number (327728).

I suggest to minimize the number of unknowns in this puzzle: try first to 
make your program work in plain DOS mode, without Windows.  Windows takes 
control on some devices and might require special tricks to work around.

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