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From: Morgan gangwere <0 DOT fractalus AT gmail DOT com>
Subject: Re: Accessing RS-232 serial port under Cygwin
Date: Fri, 27 Jul 2007 11:18:48 -0600
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On Jul 26, 2007, at 7:44 PM, ask.teddy wrote:

> Hello,
>
> I want to write a C program which runs on a desktop computer and talks
> to a device over the RS-232 serial port. I'm using WinXP + Cygwin, and
> sometimes Ubuntu Linux. I hope this program can be ported to either OS
> with the least modification at the source level. How can I use a C
> program to access the serial port under Cygwin?
>
> Many thanks.
>
> Ying
>
> [footer clipped]

just like in unix. /dev/ttys[number] and /dev/tty[num] should be open...



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