On Sun, 4 Oct 1998, Allison J Parent wrote:
> Yes the 14500 industrial control unit. It did not do serial arithmetic
> but did do logical operation based on two single bit operands. It was
> intended to be a controller to replace simple relay trees.
>
> That however, is far different from systems that were bit serial as that
> was done to reduce the number of redundant logic elements needed (at the
> expense of speed) and often these serial machines had very long
> instruction and data words with 31bits not unheard of.
Ray Holt's F14 microprocessor was serial to cut down on component count.
Sam Alternate e-mail: dastar_at_siconic.com
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Received on Sun Oct 04 1998 - 23:56:53 BST