[Coco] double disk drive

[Sylvain Rousseau]

Thank you very much Mr. Emery,

I install a switch following your instructions and it works great!

Best Regards,

Sylvain

At 09:54 2005-02-05, you wrote:


>--- Mark Marlette <mark at cloud9tech.com> wrote:
>
> >
> > You can change the drive select and side selects all through software. I
> > did this many years ago. Modify the tables in DECB's ROM to do what you
> > want them to do. I messed with side select but I'm pretty sure you can
> > do the drive select as well. There was about 3-4 tables that the bits
> > had to be massaged.
>
>Yes, the software method will let you "re-map" the drives however you want
>them, but a large portion of software out there bypasses the drive tables 
>after
>they take over the disk I/O process. Most if not all of this software seems to
>make the assumption that nobody would ever want to use anything other than
>drive 0. :(  It's really easy for software to tell which drive the program was
>launched from (Color FOG does, even from HD) and continue accessing the same
>drive, but for some reason, most CoCo disk based software does not do this
>simple check.
>
>cheers,
>Bob Emery
>
>
>
>
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Sylvain Rousseau, ing./P.Eng.
Comlab inc.
2300 Leon-Harmel, suite 220
Quebec (Quebec)
G1N 4L2
Tel   : 418-682-3380
FAX : 418-682-8996