Mailing-List: contact cygwin-help@cygwin.com; run by ezmlm List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner@cygwin.com Mail-Followup-To: cygwin@cygwin.com Delivered-To: mailing list cygwin@cygwin.com Message-ID: <429C7923.2090507@ieee.org> Date: Tue, 31 May 2005 15:48:03 +0100 From: Jason Pearce User-Agent: Mozilla Thunderbird 1.0 (Windows/20041206) MIME-Version: 1.0 To: cygwin@cygwin.com Subject: Re: Using Perl to access serial ports References: <429C1E0A.3050503@ieee.org> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Igor Pechtchanski wrote: >Just FYI: /dev/ttyS* devices are numbered from 0, so /dev/com1 corresponds >to /dev/ttyS0... Also, if you have a sequence of shell commands that >should work but don't (e.g., stty followed by echo followed by read/cat), >could you please post them, along with an equivalent program (whether perl >or C) that does work? > Igor > > Ahh. That explains why /dev/com3 did nothing but /dev/ttyS3 gave me permission denied (I have an internal modem on COM3, but no COM4 port). I'll have another go at using the /dev method again then and let you know what I find. Jason -- Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple Problem reports: http://cygwin.com/problems.html Documentation: http://cygwin.com/docs.html FAQ: http://cygwin.com/faq/