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Re: Low-level vs. High-level programming (was My First Computer)
- Subject: Re: Low-level vs. High-level programming (was My First Computer)
- From: Charles Richmond <richmond@ev1.net>
- Date: Fri, 20 Jun 2003 07:08:37 GMT
- Newsgroups: comp.sys.cbm, comp.sys.apple2, rec.games.video.classic, comp.os.cpm
- Organization: Canine Computer Center
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Randy McLaughlin wrote:
>
> [snip...] [snip...] [snip...]
>
> I used modify stock controllers and design additional cards for them. The
> RCA 1802 was popular since it was CMOS. Most do have sensors, many do not.
> Many just repeat the same sequence with possible an electro-mechanical clock
> that would switch to a simple flasher. Many small towns prefer these much
> cheaper systems.
>
The RCA 1802, now produced by Harris, is also popular for space
applications, since it comes in a rad-hardened version. The OSCAR
amateur radio satellites use them, and IIRC some of the JPL deep
space probes also...
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| Charles and Francis Richmond richmond at plano dot net |
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