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Date:      Wed, 26 Mar 1997 10:55:26 GMT
From:      Bob Bishop <rb@gid.co.uk>
To:        Terry Lambert <terry@lambert.org>, brian@shift.lan.awfulhak.org (Brian Somers)
Cc:        freebsd-hackers@freebsd.org, andrew@erlenstar.demon.co.uk
Subject:   Re: Backspace = ^H
Message-ID:  <l03020905af5eaf530805@[194.32.164.2]>
In-Reply-To: <199703252232.PAA25997@phaeton.artisoft.com>
References:  <199703251456.OAA00459@shift.lan.awfulhak.org> from "Brian Somers" at Mar 25, 97 02:56:27 pm

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At 10:32 pm -0000 25/3/97, Terry Lambert wrote:
>> The ASCII DEL (0x7f) is an artifact of paper tape[...]
>
>The ASCII DEL (0x7f) is an artifact of terminal devices which sent
>^H for cursor left, ^J for cursor down, ^K for cursor up, and ^L for
>cursor right.

All 1's as DEL is an artefact of paper tape since the days of 5-hole. See
ITU/T Alphabet no. 2, aka ITA or Baudot code. Predates electronic digital
computers somewhat.


--
Bob Bishop              (0118) 977 4017  international code +44 118
rb@gid.co.uk        fax (0118) 989 4254  between 0800 and 1800 UK





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