[Coco] Drive issue

[Arthur Flexser]

Or, perhaps you could transfer it to the CoCoSDC directly by this method
all in one step.

Art

On Sat, Mar 14, 2015 at 2:13 PM, Arthur Flexser <flexser at fiu.edu> wrote:

> Well, I suppose you could do it in two steps.  As far as your drive is
> concerned, the data is all there, just on the "wrong" tracks.  That is, the
> drive finds track 0 on track 0, but track 1 data is on track 2, track 2
> data is on track 4, etc.
>
> Knowing that, you could write a Basic or ML program to transfer the data,
> sector by sector, to another disk, or (preferably) to a Ramdisk, and
> then copy the files from there to your CoCoSDC.
>
>
> Art
>
> On Sat, Mar 14, 2015 at 7:39 AM, Daniel Campos <daniel.campus at gmail.com>
> wrote:
>
>> ADOS are of no avail to me. I need a solution that works on the SDC-DOS,
>> because I need to dump them into the CoCoSDC.
>> I think I will need to use my bulky CP-450 to read them. My MPI doesn't
>> liked much the CP-450 last time when I plugged the two together. But that
>> is another problem...
>>
>> Daniel
>>
>> On 13/03/2015 23:43, Arthur Flexser wrote:
>>
>>> Extended ADOS-3 has a command for double-stepping for this purpose.
>>> You'd
>>> have to burn an ADOS-3/Extended ADOS-3 EPROM to access this feature,
>>> though.
>>>
>>> Art
>>>
>>> On Fri, Mar 13, 2015 at 10:18 PM, Al Hartman <alhartman6 at optonline.net>
>>> wrote:
>>>
>>>  You will need to be able to double step the drives to read a 48tpi disk
>>>> in
>>>> a 96tpi drive.
>>>>
>>>> I don't think you can do that under RS-DOS. I don't know about
>>>> OS-9/NitrOS-9.
>>>>
>>>> -[ Al ]-
>>>>
>>>> -----Original Message----- From: Daniel Campos
>>>>
>>>> Seeking counsel with the disk drive masters here. :-)
>>>>
>>>> I'm trying to dump some very very old disks that I grabed with a friend
>>>> to my CoCoSDC, but I think I have a problem in my hands...
>>>> I have a double drive unit that has two TEAC FD-55FV-13-U drives. These
>>>> appear to be 720Kb drives (the fabled DSQD drives). I can DSKINI
>>>> perfectly and SAVE and LOAD any DD disks on them BUT I can not read any
>>>> disk originally created on a 180Kb drive.
>>>> There is any way I can make these drives read correctly the disks
>>>> created on an original CoCo drive ?
>>>>
>>>> Thanks!
>>>> Daniel
>>>>
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>>>>
>>>>
>>
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>
>