X-Recipient: archive-cygwin@delorie.com X-Spam-Check-By: sourceware.org Content-class: urn:content-classes:message MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Subject: RE: Serial port using USB adaptor Date: Tue, 4 Mar 2008 07:50:37 -0800 Message-ID: In-Reply-To: <20080301100511.GB4794@implementation> References: <20080301100511.GB4794@implementation> From: "Stepp, Charles" To: Mailing-List: contact cygwin-help@cygwin.com; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: 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 Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from quoted-printable to 8bit by delorie.com id m24FpJKT002438 Yeah. RS232C can operate in many different ways, using the various "wires" differently. Opening a serial port is just the beginning of the work; then there is deciding what signals and handshake to use. Oh....the good ol' days. Charles Stepp Meskimen's Law: There's never time to do it rite, but there's always time to do it over. -----Original Message----- From: Samuel Thibault [mailto:samuel.thibault@ens-lyon.org] Sent: Saturday, March 01, 2008 5:05 AM To: cygwin@cygwin.com Subject: Re: Serial port using USB adaptor hce, le Sat 01 Mar 2008 20:20:21 +1100, a écrit : > One more thing, if a serial port is not connected by a serial cable, > it can still open a serila port without errors. That was very stange > to everybody when a problem printed out "Open Serial Port /dev/com1 > success", but actually there was no cable connected to that port. Is > it a bug in Cygwin? That's not a bug: a daemon can then open a port and detect whenever you plug something and switch it on. Samuel -- 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/