From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 9230 invoked by alias); 1 Sep 2009 09:50:27 -0000 Received: (qmail 9213 invoked by uid 22791); 1 Sep 2009 09:50:27 -0000 X-SWARE-Spam-Status: No, hits=-2.5 required=5.0 tests=AWL,BAYES_00,SPF_HELO_PASS,SPF_PASS X-Spam-Check-By: sourceware.org Received: from londo.lunn.ch (HELO londo.lunn.ch) (80.238.139.98) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Tue, 01 Sep 2009 09:50:21 +0000 Received: from lunn by londo.lunn.ch with local (Exim 3.36 #1 (Debian)) id 1MiQ0A-0003rG-00; Tue, 01 Sep 2009 11:50:10 +0200 Date: Tue, 01 Sep 2009 09:50:00 -0000 From: Andrew Lunn To: Steven Clugston Cc: ecos-discuss Message-ID: <20090901095010.GB10057@lunn.ch> Mail-Followup-To: Steven Clugston , ecos-discuss References: <4DCF6DBD3535F742BB167C528BBEE9803824B9D6A5@EXSAN01.campus.ncl.ac.uk> <4DCF6DBD3535F742BB167C528BBEE9803827660766@EXSAN01.campus.ncl.ac.uk> <4DCF6DBD3535F742BB167C528BBEE9803827660BD7@EXSAN01.campus.ncl.ac.uk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4DCF6DBD3535F742BB167C528BBEE9803827660BD7@EXSAN01.campus.ncl.ac.uk> User-Agent: Mutt/1.5.20 (2009-06-14) X-IsSubscribed: yes Mailing-List: contact ecos-discuss-help@ecos.sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: ecos-discuss-owner@ecos.sourceware.org Subject: Re: [ECOS] ARM7 ADC drivers - any progress? X-SW-Source: 2009-09/txt/msg00008.txt.bz2 > I'm slightly confused by a couple of things, perhaps someone who is > familiar with the AT91 hal code might be able to clearup. The HAL can get its tick from two different sources. Some devices, ag the AT91SAM, have a PIT, programmable Interrupt Timer. All AT91 have TC, Timer Counter. There is a CDL option to control which is used. Andrew -- Before posting, please read the FAQ: http://ecos.sourceware.org/fom/ecos and search the list archive: http://ecos.sourceware.org/ml/ecos-discuss