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From: rbowman <bowman@montana.com>
Newsgroups: comp.os.linux.misc
Subject: Re: The joy of octal
Date: 16 Nov 2024 18:14:54 GMT
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On Sat, 16 Nov 2024 03:20:33 -0500, 186282@ud0s4.net wrote:

>  Alas don't think anymore 12 or 24 bit CPUs are
>    gonna be made. Might still have a place for some higher-end
>    microcontrollers - hell, I think Epson still makes FOUR-bit
>    microcontrollers (looked at the sheet for one once, insanely
>    capable).

https://en.wikichip.org/w/images/2/25/
MARC4_User's_Guide_qFORTH_Compiler.pdf

I don't know when the MARC4 was dropped but it held on until this century. 
You don't need an Arm M4 to run a coffee pot but 8-bit devices are dirt 
cheap.

> 
>    Hmmm ... 256 of those 4-bitters running parallel - that'd be a fun
>    project

That's dangerously close to reinventing bit-slice. 

https://alchetron.com/Motorola-MC10800