Re: expanding a CBM 610 to 256k

From: Michal Pleban <*lists_at_michau.name*> Date: Tue, 20 Feb 2024 18:58:48 +0100 Message-ID: <816a8d55-263c-b69b-51dc-e39adc0e3b1d_at_michau.name> · lists_at_michau.name

Bill Degnan wrote on 20.02.2024 16:54:

> I have found that there is a very specific set of steps to get co/m and 
> MS DOS to boot correctly. Once I found the correct sequence the boot 
> process worked consistently.
> 
> Here is a page I made about this subject in 2008, maybe it will be useful
> https://vintagecomputer.net/browse_thread.cfm?id=135

The original 8088 card on a 610 is unreliable due to /RAS and /CAS 
signal interference and the results varies significantly from one 
mainboard to another. They way of preparing the boot disk will not make 
a difference here.

Regards,
Michau.