Re: GE 6xx (was Re: Honeywell 200)

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#121717

From: Carl R. Friend
Date: Sun, 07 Dec 1997 00:00

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Edward Rice, in article nr.<B0AE4EE1...@0.0.0.0>, wrote:
> 
> In article <662aej$7...@tooting.netapp.com>,
> g...@netapp.com (Guy Harris) wrote:
> 
>  > I vaguely remember somebody, perhaps here, saying why the GE6xx
>  > had an instruction to convert Gray code to binary; anybody know
>  > why?
> 
> Because it was overengineered by engineers, for other engineers, is
> my guess.

   The GE machines weren't alone in their posession of Gray code
conversions instructions. The Packard Bell 250 from 1961 also had
instructions to convert from Gray to binary and back again implemented
in hardware.

   Cheers.

-- 
 ______________________________________________________________________
|                                                |                     |
| Carl Richard Friend (UNIX Sysadmin)            | West Boylston       |
| Minicomputer Collector / Enthusiast            | Massachusetts, USA  |
| mailto:carl....@stoneweb.com                |                     |
| http://www.ultranet.com/~engelbrt/carl/museum  | ICBM: N42:22 W71:47 |
|________________________________________________|_____________________|

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<65g3r9$8gg@bgtnsc03.worldnet.att.net> <1091.273T2012T12735093@sky.bus.com> <65ulpg$26d$1@sloth.swcp.com> <660dnb$rjn@rosebud.sdsc.edu> <662aej$78o@tooting.netapp.com> <B0AE4EE1966848AAA@0.0.0.0>

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From: "Carl R. Friend" <carl....@stoneweb.com>
Subject: Re: GE 6xx (was Re: Honeywell 200)
Date: 1997/12/07
Message-ID: <348B35BD.6003114B@stoneweb.com>
X-Deja-AN: 296119911
References: <65g3r9$8gg@bgtnsc03.worldnet.att.net> <1091.273T2012T12735093@sky.bus.com> <65ulpg$26d$1@sloth.swcp.com> <660dnb$rjn@rosebud.sdsc.edu> <662aej$78o@tooting.netapp.com> <B0AE4EE1966848AAA@0.0.0.0>
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