[vcf-midatlantic] new acquisition: Intel SBC 80/10+SBC-108

Glenn Roberts glenn.f.roberts at gmail.com
Fri Sep 20 14:15:54 EDT 2019


Thanks Michael!   It seems to be "industrial strength" - I'm sure these were priced above the affordability threshold for most hobbyists...

> -----Original Message-----
> From: vcf-midatlantic <vcf-midatlantic-bounces at lists.vcfed.org> On Behalf
> Of Michael Thompson via vcf-midatlantic
> Sent: Friday, September 20, 2019 1:46 PM
> To: vcf-midatlantic at lists.vcfed.org
> Cc: Michael Thompson <michael.99.thompson at gmail.com>
> Subject: Re: [vcf-midatlantic] new acquisition: Intel SBC 80/10+SBC-108
> 
> >
> > Date: Thu, 19 Sep 2019 18:45:16 -0400
> > From: "Glenn Roberts" <glenn.f.roberts at gmail.com>
> > Subject: [vcf-midatlantic] new acquisition: Intel SBC 80/10+SBC-108
> >
> > I've acquired an Intel SBC 80/10 and the associated SBC-108 I/O RAM
> > expansion board plus a card cage.  These appear to date to '76 and, as
> > I understand it, were the beginning of what eventually became branded
> > as the Intel Multibus (later an IEEE standard).  These have ceramic Intel
> chips.
> > Look to be in pretty clean shape.  I've found manuals/docs on the
> > internet for the SBC 80/10 but not the expansion board.
> > *       Glenn
> >
> 
> The manual for the SBC-108 is here:
> http://bitsavers.trailing-
> edge.com/pdf/intel/iSBC/980277B_SBC_104_Memory_IO_Module_1976.pdf
> 
> Decades ago I ported CP/M 3.0 to that processor board. I had a framebuffer
> for the console and 128k of RAM. I used the parallel port to control the upper
> memory address lines for the memory paging.
> 
> --
> Michael Thompson



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