[Coco] [COCO] SDCDOS 1.2 and CoCoSDC Problem

David Ladd davidwladd at gmail.com
Wed Jan 7 21:59:45 EST 2015


At this point it is looking that is the CoCo2B, not sure whats going
on as the real disk basic unmodified ROM fails to do a DSKINI and it
fails to read track 0 after dskini.


On Wed, Jan 7, 2015 at 8:54 PM, Allen Huffman <alsplace at pobox.com> wrote:
>> On Jan 7, 2015, at 5:05 PM, David Ladd <davidwladd at gmail.com> wrote:
>>
>> DRIVE 1,"TEST.SDF",NEW+
>> DSKINI1
>>
>> I get a IO error after the LED blinks 35 times.
>> This seems to only fail on my CoCo2 system.  Like I said it does work
>> on my CoCo3 just fine.
>
> It sounds like your ROM may be patched for 40 tracks. The first 35 format commands work, then when it hits 36 it fails because the SDC firmware does not expand on the format command, only writes.
>
> Can you verify you really have a stock 35 track ROM?
>
>                 -- Allen
>
>
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