From owner-freebsd-chat Tue Jun 15 5:28:40 1999 Delivered-To: freebsd-chat@freebsd.org Received: from florence.pavilion.net (florence.pavilion.net [194.242.128.25]) by hub.freebsd.org (Postfix) with ESMTP id 5844B14D2D for ; Tue, 15 Jun 1999 05:28:37 -0700 (PDT) (envelope-from joe@florence.pavilion.net) Received: (from joe@localhost) by florence.pavilion.net (8.9.2/8.8.8) id NAA05789; Tue, 15 Jun 1999 13:28:08 +0100 (BST) (envelope-from joe) Date: Tue, 15 Jun 1999 13:28:08 +0100 From: Josef Karthauser To: Ladavac Marino Cc: Roger Hardiman , "'chat@freebsd.org'" Subject: Re: IR Remote for AverMedia and FlyVideo Message-ID: <19990615132808.C71377@pavilion.net> References: <55586E7391ACD211B9730000C110027617966F@r-lmh-wi-100.corpnet.at> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 0.95.4i In-Reply-To: <55586E7391ACD211B9730000C110027617966F@r-lmh-wi-100.corpnet.at>; from Ladavac Marino on Tue, Jun 15, 1999 at 02:03:43PM +0200 X-NCC-RegID: uk.pavilion Organisation: Pavilion Internet plc, 24 The Old Steine, Brighton, BN1 1EL, England Phone: +44-845-333-5000 Fax: +44-845-333-5001 Mobile: +44-403-596893 Sender: owner-freebsd-chat@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org On Tue, Jun 15, 1999 at 02:03:43PM +0200, Ladavac Marino wrote: > [ML] Seriously, now. Are you trying to use the DTR line as a > transmitter? Somewhere in my basement should be the docs concerning the > Philips 5-bit infrared standard; I'm not certain whether one can match > the required rate by toggling the DTR. > [ML] /Marino Well the people in the Linux camp think so. It's a 30-40khz signal, which should be possible on the DTR line, using ioctl calls. The main problem is getting the timings accurate enough. My first tack was using usleep, which didn't work. Now I hard loop around a gettimeofday call, with the intention of running at a rtprio. Joe -- Josef Karthauser FreeBSD: How many times have you booted today? Technical Manager Viagra for your server (http://www.uk.freebsd.org) Pavilion Internet plc. [joe@pavilion.net, joe@uk.freebsd.org, joe@tao.org.uk] To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-chat" in the body of the message