Date: Tue, 19 Jul 2005 15:24:47 +0200 (CEST) From: Oliver Fromme <olli@lurza.secnetix.de> To: freebsd-stable@FreeBSD.ORG Subject: Re: cua*x naming? [Was: Re: FreeBSD 6.0-BETA1 Available] Message-ID: <200507191324.j6JDOlMC060003@lurza.secnetix.de> In-Reply-To: <1121703804.4401.0.camel@pyanfar.ece.cmu.edu>
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Brandon S. Allbery KF8NH <allbery@ece.cmu.edu> wrote: > On Mon, 2005-07-18 at 18:18 +0200, Emanuel Strobl wrote: > > Am Sonntag, 17. Juli 2005 21:12 CEST schrieb Robert Watson: > > > (2) /dev/cuaa* has been renamed to /dev/cuad* > > > > I saw that cuaa got cuad and ucom0 got cuaU0. Now what is the meaning of > > cua? tty AFAIK is TeleTYpe... > > Call(-out) Unit Access, IIRC. Yes. I remember that some systems (Solaris) used the term ACU for "automatic call unit", which just means a modem. I've also seen interpretations saying that "cua" is related to UART (universal asynchronous receiver/transmitter), which is the basic function description of a serial controller. Best regards Oliver -- Oliver Fromme, secnetix GmbH & Co KG, Marktplatz 29, 85567 Grafing Any opinions expressed in this message may be personal to the author and may not necessarily reflect the opinions of secnetix in any way. "... there are two ways of constructing a software design: One way is to make it so simple that there are _obviously_ no deficiencies and the other way is to make it so complicated that there are no _obvious_ deficiencies." -- C.A.R. Hoare, ACM Turing Award Lecture, 1980
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