From mboxrd@z Thu Jan  1 00:00:00 1970
From: random832@fastmail.com (Random832)
Date: Thu, 24 Mar 2016 11:29:00 -0400
Subject: [TUHS] Teletype simulator?
In-Reply-To: <201603241440.u2OEeO9p012595@farg.inf.ed.ac.uk>
References: <201603241440.u2OEeO9p012595@farg.inf.ed.ac.uk>
Message-ID: <1458833340.3543303.558681746.1F57BB82@webmail.messagingengine.com>

On Thu, Mar 24, 2016, at 10:40, George Ross wrote:
> > Make sure it only prints 10 characters per second, then. (I think TTY's were
> > 10 cps?) R-e-a-l-l-y s-l-o-w.
> 
> And don't forget that carriage-return takes longer than printing
> individual
> characters, so you need to send CR LF to give it time to get back to the
> first column while it's feeding a line.  Or CR CR LF just in case.
> 
> (Or was that the Olivetti terminal?  Or the DECwriter?  One of those
> mechanical things anyway.)

Sending CR LF is independent of the CR delay requirements - the kernel
has options for several kinds of CR delays, IIRC at least one of which
is in proportion to the column you're returning from.