---- START NEW MESSAGE --- Received: from cherry.ease.lsoft.com [209.119.0.109] by dpmail10.doteasy.com with ESMTP (SMTPD32-8.05) id A4A46FF9009A; Fri, 30 Jan 2004 07:13:40 -0800 Received: from PEAR.EASE.LSOFT.COM (209.119.0.19) by cherry.ease.lsoft.com (LSMTP for Digital Unix v1.1b) with SMTP id <18.00CC4BEA@cherry.ease.lsoft.com>; Fri, 30 Jan 2004 10:13:27 -0500 Received: from MITVMA.MIT.EDU by MITVMA.MIT.EDU (LISTSERV-TCP/IP release 1.8e) with spool id 9986 for PICLIST@MITVMA.MIT.EDU; Fri, 30 Jan 2004 10:13:21 -0500 Received: from MITVMA (NJE origin SMTP@MITVMA) by MITVMA.MIT.EDU (LMail V1.2d/1.8d) with BSMTP id 1106; Fri, 30 Jan 2004 10:12:58 -0500 Received: from sprucegrove.com [12.151.22.244] by mitvma.mit.edu (IBM VM SMTP Level 430) via TCP with ESMTP ; Fri, 30 Jan 2004 10:12:57 EST X-Comment: mitvma.mit.edu: Mail was sent by sprucegrove.com Received: (from jay@localhost) by sprucegrove.com (8.11.0/8.11.0) id i0UEuOK13845 for PICLIST@MITVMA.MIT.EDU; Fri, 30 Jan 2004 09:56:24 -0500 X-Mailer: ELM [version 2.5 PL3] MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-ID: <200401301456.i0UEuOK13845@sprucegrove.com> Date: Fri, 30 Jan 2004 09:56:24 -0500 Reply-To: pic microcontroller discussion list Sender: pic microcontroller discussion list From: "D. Jay Newman" Subject: Re: [EE]: Challenge for keen minds To: PICLIST@MITVMA.MIT.EDU In-Reply-To: <00db01c3e6fd$f4e3f3c0$7b01a8c0@Paradise> from "Russell McMahon" at Jan 30, 2004 07:54:48 PM Precedence: list X-RCPT-TO: Status: U X-UIDL: 371856514 > > I have to implement a gate opening detector. It will log date and time > each > > time the gate is open and for how long. Must be battery-driven, battery > must > > last as much as possible, must be rugged and robust, and tamper-proof. > > People WILL try to defeat it. Well, if you don't want people to defeat it, you need to make it as simple as possible. For example, don't have a gate. How about something that watches the gate through a telescope from *inside* the protected area. It could bounce an I/R laser off of a reflector. If the signal is lost then a secondary system would check if the gate is open. Of course, this works in perfect weather. What *are* you protecting? -- D. Jay Newman ! jay@sprucegrove.com ! Xander: Giles, don't make cave-slayer unhappy. http://enerd.ws/robots/ ! -- http://www.piclist.com#nomail Going offline? Don't AutoReply us! email listserv@mitvma.mit.edu with SET PICList DIGEST in the body . Return-Path: <> Received: from mitvma.mit.edu ([18.92.0.3]) by tomts3-srv.bellnexxia.net (InterMail vM.5.01.06.05 201-253-122-130-105-20030824) with ESMTP id <20040128121751.VBPZ1829.tomts3-srv.bellnexxia.net@mitvma.mit.edu> for ; Wed, 28 Jan 2004 07:17:51 -0500 Received: by mitvma.mit.edu (IBM VM SMTP Level 430) via spool with SMTP id 6596 ; Wed, 28 Jan 2004 07:17:48 EST Received: from MITVMA.MIT.EDU (NJE origin LISTSERV@MITVMA) by MITVMA.MIT.EDU (LMail V1.2d/1.8d) with BSMTP id 8367; Wed, 28 Jan 2004 07:17:48 -0500 Date: Wed, 28 Jan 2004 07:17:48 -0500 From: "L-Soft list server at MITVMA.MIT.EDU (1.8e)" Subject: PICLIST: error report from FITCH5.UNI2.NET To: listsjosh@3MTMP.COM, "For Blackholeeclipse@Earthlink.Net" Message-ID: X-LSV-ListID: None The enclosed message has been identified as a delivery error for the PICLIST list because it was sent to 'owner-piclist@MITVMA.MIT.EDU'. ------------------------------ Message in error ------------------------------- Received: from MITVMA (NJE origin SMTP@MITVMA) by MITVMA.MIT.EDU (LMail V1.2d/1.8d) with BSMTP id 8365; Wed, 28 Jan 2004 07:17:48 -0500 Received: from fitch5.uni2.net [130.227.52.108] by mitvma.mit.edu (IBM VM SMTP Level 430) via TCP with ESMTP ; Wed, 28 Jan 2004 07:17:47 EST X-Comment: mitvma.mit.edu: Mail was sent by fitch5.uni2.net Received: from HLUSF26A.lundbeck.com ([130.227.160.123]) by fitch5.uni2.net (8.12.6/8.11.6) with SMTP id i0SCHbKY011672 for ; Wed, 28 Jan 2004 13:17:48 +0100 Message-Id: <200401281217.i0SCHbKY011672@fitch5.uni2.net> Received: from ([172.16.0.163]) by HLUSF26A.lundbeck.com; Wed, 28 Jan 2004 13:06:29 +0100 (CET) From: Webshield.SMTP.V4.5.MR1a.Mail.Service@fitch5.uni2.net Date: Wed Jan 28 13:07:01 2004 To: Subject: Returned Mail: Error During Delivery ------ Here is your List of Failed Recipients ------ Mail Server is down or unreachable. -------- Here Is Your Returned Mail -------- Received: FROM lundbeck.com BY ludk0163.lundbeck.com ; Wed Jan 28 12:30:06 2004 +0100 Received: from ([10.10.3.249]) by HLUIMX26A.lundbeck.com with SMTP ; Wed, 28 Jan 2004 12:29:28 +0100 (CET) Received: from cherry.ease.lsoft.com ([209.119.0.109]) by HLUSF26A.lundbeck.com; Wed, 28 Jan 2004 12:28:53 +0100 (CET) Received: from PEAR.EASE.LSOFT.COM (209.119.0.19) by cherry.ease.lsoft.com (LSMTP for Digital Unix v1.1b) with SMTP id <11.00CC0B29@cherry.ease.lsoft.com>; Wed, 28 Jan 2004 6:29:25 -0500 Received: from MITVMA.MIT.EDU by MITVMA.MIT.EDU (LISTSERV-TCP/IP release 1.8e) with spool id 6681 for PICLIST@MITVMA.MIT.EDU; Wed, 28 Jan 2004 06:29:20 -0500 Received: from MITVMA (NJE origin SMTP@MITVMA) by MITVMA.MIT.EDU (LMail V1.2d/1.8d) with BSMTP id 7459; Wed, 28 Jan 2004 06:28:04 -0500 Received: from smtp2.clear.net.nz [203.97.37.27] by mitvma.mit.edu (IBM VM SMTP Level 430) via TCP with ESMTP ; Wed, 28 Jan 2004 06:28:04 EST X-Comment: mitvma.mit.edu: Mail was sent by smtp2.clear.net.nz Received: from jc2 (218-101-75-166.dialup.clear.net.nz [218.101.75.166]) by smtp2.clear.net.nz (CLEAR Net Mail) with SMTP id <0HS700C7I6I7RT@smtp2.clear.net.nz> for PICLIST@MITVMA.MIT.EDU; Thu, 29 Jan 2004 00:28:05 +1300 (NZDT) MIME-version: 1.0 X-MIMEOLE: Produced By Microsoft MimeOLE V6.00.2600.0000 X-Mailer: Microsoft Outlook Express 6.00.2600.0000 Content-type: text/plain; charset=iso-8859-1 Content-transfer-encoding: 7bit X-Priority: 3 X-MSMail-priority: Normal References: Message-ID: <00e901c3e591$fbac5660$7223fea9@jc2> Date: Thu, 29 Jan 2004 00:29:02 +1300 Reply-To: pic microcontroller discussion list Sender: pic microcontroller discussion list From: Jinx Subject: Re: [OT]: Flash memory & Spirt. Ceitgeist To: PICLIST@MITVMA.MIT.EDU Precedence: list > Apparently not! But at least Charlotte Church wasn't in there... Damn, all that Googling for nothing -- http://www.piclist.com hint: The list server can filter out subtopics (like ads or off topics) for you. See http://www.piclist.com/#topics .