new find: an Intel MDS 800

[Dave Mabry]

I think the reason that Intel did that SD controller in the bit-slice 
implementation is that the 8271 hadn't been made yet.

Joe R. wrote:
> At 11:48 AM 10/30/04 -0400, you wrote:
> 
>>I thought that the SD controller board set was also bit slice (the series
> 
> II internal was of course 8271 based).
> 
>   That's possible but I've never seen a SD board set and I have 8 or nine
> complete machines and about that many more for parts plus hundreds of
> Multibus cards. I guess that anyone that paid for a board set went with the
> DD set. I don't think that  the SD set is even shown in the few catalogs
> that I have.  I wonder why Intel would use bit slice on the SD board set
> instead of an 8271?
> 
>     Joe
>