Return-Path: Received: (qmail 27285 invoked from network); 21 Dec 2001 19:48:58 -0000 Received: from unknown (HELO warrior.services.quay.plus.net) (212.159.14.227) by excalibur-qfe1-smtp-plusnet.harl.plus.net with SMTP; 21 Dec 2001 19:48:58 -0000 Received: (qmail 24568 invoked from network); 21 Dec 2001 19:48:54 -0000 Received: from unknown (HELO post.thorcom.com) (212.172.148.70) by warrior.services.quay.plus.net with SMTP; 21 Dec 2001 19:48:54 -0000 Received: from majordom by post.thorcom.com with local (Exim 3.33 #2) id 16HVcD-0005mR-00 for rsgb_lf_group-outgoing@blacksheep.org; Fri, 21 Dec 2001 19:45:57 +0000 Received: from mailman.zeta.org.au ([203.26.10.16]) by post.thorcom.com with esmtp (Exim 3.33 #2) id 16HVcB-0005mM-00 for rsgb_lf_group@blacksheep.org; Fri, 21 Dec 2001 19:45:56 +0000 Received: from steve (ppp167.dyn154.pacific.net.au [210.23.154.167]) by mailman.zeta.org.au (8.9.3/8.8.7) with SMTP id GAA21870 for ; Sat, 22 Dec 2001 06:45:08 +1100 Message-ID: <009201c18a58$bb607320$a79a17d2@steve> From: "Steve Olney" To: rsgb_lf_group@blacksheep.org References: <195.af5e4.29539b76@aol.com> Subject: LF: Re: Re^n: long haul QSO's .. >> programming Date: Sat, 22 Dec 2001 06:43:46 +1100 MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1; format=flowed Content-Transfer-Encoding: 8bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 5.00.2314.1300 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 Precedence: bulk Reply-To: rsgb_lf_group@blacksheep.org X-Listname: rsgb_lf_group Sender: Wolf and Alberto, Thanks for the info on port driving under Win9x. > >If you only need TWO output lines at the COM port (RTS and DTR), there is a way to control these lines via the Windoze API. One could use one line as clock, >the other as a data line to drive a simple shift register. The shift clock can be the leading clock edge, and the output strobe can be the falling edge with a logic "1" >on the data line (thinking of I2C-bus). > I thought there was. I will try and dig it out as it would be a way of driving up to 4 tone control lines for those not into soundcard interfacing. Steve