From mboxrd@z Thu Jan 1 00:00:00 1970 Path: main.gmane.org!not-for-mail From: upro Newsgroups: gmane.emacs.help Subject: Re: Controlling an external device with elisp Date: Sun, 04 May 2003 21:50:34 +0200 Organization: Slackers Home Sender: help-gnu-emacs-bounces+gnu-help-gnu-emacs=m.gmane.org@gnu.org Message-ID: <87r87epk39.fsf@gmx.net> References: <87u1cazl6v.fsf@gmx.net> NNTP-Posting-Host: main.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: main.gmane.org 1052078522 14771 80.91.224.249 (4 May 2003 20:02:02 GMT) X-Complaints-To: usenet@main.gmane.org NNTP-Posting-Date: Sun, 4 May 2003 20:02:02 +0000 (UTC) Original-X-From: help-gnu-emacs-bounces+gnu-help-gnu-emacs=m.gmane.org@gnu.org Sun May 04 22:02:00 2003 Return-path: Original-Received: from monty-python.gnu.org ([199.232.76.173]) by main.gmane.org with esmtp (Exim 3.35 #1 (Debian)) id 19CPfd-0003mT-00 for ; Sun, 04 May 2003 22:01:13 +0200 Original-Received: from localhost ([127.0.0.1] helo=monty-python.gnu.org) by monty-python.gnu.org with esmtp (Exim 4.10.13) id 19CPf8-0006Ip-01 for gnu-help-gnu-emacs@m.gmane.org; Sun, 04 May 2003 16:00:42 -0400 Original-Path: shelby.stanford.edu!newsfeed.stanford.edu!news-spur1.maxwell.syr.edu!news.maxwell.syr.edu!fu-berlin.de!uni-berlin.de!212.66.64.69!not-for-mail Original-Newsgroups: gnu.emacs.help Original-Lines: 28 Original-NNTP-Posting-Host: 212.66.64.69 Original-X-Trace: fu-berlin.de 1052078262 16003043 212.66.64.69 (16 [172438]) Os: Slackware Linux 2.4.19 User-Agent: Gnus/5.1001 (Gnus v5.10.1) Emacs/21.3 (gnu/linux) Cancel-Lock: sha1:/zVESynw4d3bs4jx5g+Q97yZV+g= Original-Xref: shelby.stanford.edu gnu.emacs.help:112762 Original-To: help-gnu-emacs@gnu.org X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1b5 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Help: List-Post: List-Subscribe: , List-Archive: List-Unsubscribe: , Errors-To: help-gnu-emacs-bounces+gnu-help-gnu-emacs=m.gmane.org@gnu.org Xref: main.gmane.org gmane.emacs.help:9257 X-Report-Spam: http://spam.gmane.org/gmane.emacs.help:9257 Jonas Steverud writes: > upro writes: > >> Now this might be a strange question, but is it possible to control an >> external device, through parallel or serial port, using elisp as >> programming language? > > It should be possible if the device has a text-based protocol and > supports a tcp/ip connection. Gnus, which I use right now, does that > to my ISP's newsserver. > > But if you mean on a lower level, if the device is stupid, like an > thermometer or simple motor; I do not know. > > Depends on the device, a bit. Hi Jonas, what I meant was indeed a "stupid" device, like a selfmade small circuit to switch on a light or somolar (as seen in the Coffee mini-HOWTO). Do you think this is impossible? -- Michael r-znvy: zvpunry.wryqra jro.qr (chg gur "@" jurer vg svgf...) ab fcnz cyrnfr