[Coco] SuperIDE and floppy disk

[Retro Canada]

fd-500 and the coco hangs for a while like halt is low.

this same fdc that was connected to my coco2 (the one which blew) the halt line remember? maybe the fdc is faulty?

Sent from my iPhone

On 2013-05-09, at 9:11 AM, Mark Marlette <mmarlette at frontiernet.net> wrote:

> Luis,
> 
> Sounds like you have something flaky in the system.
> 
> Been awhile since I looked at the hardware selection but if the FDC doesn't decode SLENB~ you might have an issue.
> 
> What FDC is giving you issues?
> 
> I have tried a lot of them. No problems.
> 
> Could be a MPI or FDC problem...definitely not the sIDE..... :)
> 
> Regards,
> 
> Mark
> http://www.cloud9tech.com
> 
> 
> 
> 
> ________________________________
> From: Luis Antoniosi (CoCoDemus) <retrocanada76 at gmail.com>
> To: CoCoList for Color Computer Enthusiasts <coco at maltedmedia.com> 
> Sent: Wednesday, May 8, 2013 11:43 PM
> Subject: Re: [Coco] SuperIDE and floppy disk
> 
> 
> yep poke &hff7f,51 does the job
> 
> thxs,
> 
> but i'm seeing it turning the drive on on a random criteria, and even
> crashing on nitros-9 s that possible there is some problem with the mpi or
> the Fdc ? removeing the fdc solves the problem.
> 
> 
> On Thu, May 9, 2013 at 12:16 AM, Mark Marlette <mmarlette at frontiernet.net>wrote:
> 
>> Luis,
>> 
>> That is correct.
>> 
>> sIDE ROMs are decoded with SCS to get to the proper boot rom. The
>> CF/IDE/ATA/ATAPI hardware is all IOmapped so the switch is a don't care on
>> position.
>> 
>> Use MPI pokes to change...don't recall ATM, FF7F???
>> 
>> You can mod the autoexec.bas program to do this for you after it boots off
>> the ROM/CF.
>> 
>> That way you don't have to slide the switch.
>> 
>> Make sense?
>> 
>> Regards,
>> 
>> Mark
>> http://www.cloud9tech.com
>> 
>> 
>> 
>> 
>> ________________________________
>>   From: Luis Antoniosi (CoCoDemus) <retrocanada76 at gmail.com>
>> To: CoCoList for Color Computer Enthusiasts <coco at maltedmedia.com>
>> Sent: Wednesday, May 8, 2013 9:41 PM
>> Subject: [Coco] SuperIDE and floppy disk
>> 
>> 
>> Hi,
>> 
>> I'm trying to use both, but I noticed I need to boot setting the MPI to
>> slot 3 (superIDE) and once booted set to 4 (fdc) to be able to use floppy
>> disks with DRIVE OFF or even in NitrOS-9. It will only acess the disks if I
>> set back to 4.
>> 
>> Is that correct ? I'm afraid to break the button in the long run. Isn't
>> there a poke to change the slot ?
>> 
>> thxs,
>> 
>> Luis
>> 
>> --
>> Long live the CoCo
>> 
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> 
> 
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