From owner-freebsd-questions Mon Apr 5 14:43:25 1999 Delivered-To: freebsd-questions@freebsd.org Received: from andyo.prime.net (P3M4.prime.net.ua [195.64.229.237]) by hub.freebsd.org (Postfix) with ESMTP id 6FCD51545D for ; Mon, 5 Apr 1999 14:43:12 -0700 (PDT) (envelope-from andyo@prime.net.ua) Received: from prime.net.ua (localhost [127.0.0.1]) by andyo.prime.net (8.8.7/8.8.7) with ESMTP id AAA00775; Tue, 6 Apr 1999 00:41:48 +0300 (EET DST) (envelope-from andyo@prime.net.ua) Message-ID: <37092E0E.919DC2B1@prime.net.ua> Date: Tue, 06 Apr 1999 00:41:39 +0300 From: =?koi8-r?Q?=E1=CE=C4=D2=C5=CA=20=F7=2E=20=EF=CC=C5=CA=CE=C9=CB?= Reply-To: andyo@prime.net.ua Organization: =?koi8-r?Q?=ED=2D=E9=CE=C6=CF?= X-Mailer: Mozilla 4.5 [en] (X11; I; FreeBSD 2.2.5-RELEASE i386) X-Accept-Language: ru, uk, en MIME-Version: 1.0 To: German Tischler Cc: freebsd-questions@FreeBSD.ORG Subject: Re: Strange garbage on COM1 References: <370875F1.44D037C2@prime.net.ua> <19990405152645.A745@gaspode.franken.de> Content-Type: text/plain; charset=koi8-r Content-Transfer-Encoding: 8bit Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG German Tischler wrote: > On Mon, Apr 05, 1999 at 11:36:02AM +0300, Andy V. Oleynik wrote: > > Hi, guys, > > I know it 's offtopic, but due the lack of time > > I write here, sorrey, > > Recently I've discovered "getty repeat to quickly on ttyd1" > > (this is port2port leased line to my customer). I've investigate > > this event & descovered there is 15V Rx/Tx (2/3 pins) voltage > > on my port.Futher I measured voltage on another properly > > working port & there was 11V Rx/Tx voltage. > > I looked in the MBD but didnt recognize any suspecious things. > > Pls, tell me what the voltage must be there? > > The hardware specs you give are normal for an RS-232-C interface, > which says that the voltage between Tx and Rx should be between > -15 and -5 volts (MARK) when the port is idle (given that you have > DTE interface, which you should have). From what you say, you probably > didn't get the configuration right yet. If U talk about gettytab I'm sure that it isnt 'cos I turned of getty from port & simply looked with cu what had happened. There was permanets stream of garbage on output. BTW when I measured voltage on customer port there was 0V. What a hell? Have U any ideas? > > > -- > German Tischler tanis@gaspode.franken.de > Apple eaten (core dumped) tanis@cip.informatik.uni-wuerzburg.de > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-questions" in the body of the message -- Andy V. Oleynik (When U aim for perfection, U discover it's a moving target ö80) To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message