Re: Clock Card?

[steve@dosius.zzn.com (Dosius)]

Don Bruder <dakidd@sonic.net> wrote in message news:<8B5ab.22396$dk4.697052@typhoon.sonic.net>...
> FWIW, I'd have to agree that it's a clock card - It took some hunting, 
> but google finally turned up some info on a couple of the non-74LSXXX 
> chips, all of which I see on your diagram are very generic chips seen 
> anywhere interface work is being done. First and foremost of the 
> "informative" results is the MSM5832RS chip. The best info I can find on 
> it right now is that it was used as the heart of a critter called "The 
> Timekeeper", which was a RTC card developed for the "ACT Sirius 1" 
> computer (a machine I'd never heard of until now - apparently it 
> ran/runs MS-DOS (Version 2.0, no less!!!!) and/or CP/M on an 8088 chip).