Special Format handling

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Powertech
Posts: 3
Joined: Mon Dec 14, 2009 11:44 am

Special Format handling

Post by Powertech »

Hi all,
we are interesting about stand alone emulator to convert old DD Floppy formatted in non MSDOS standard and write on SD card.

This data are user program old type NC with custom electronic and maker are not still in business.

We know special format because in past we write a simple MSDOS program to read and write from PC this kind of data.

Could you drive emulator with this special format?

1 Side
17 track
256 byte

Or can we change by ourself?

Tanks
Roberto

Jeff
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Joined: Fri Oct 20, 2006 12:12 am
Location: Paris
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Re: Special Format handling

Post by Jeff »

Powertech wrote:Hi all,
we are interesting about stand alone emulator to convert old DD Floppy formatted in non MSDOS standard and write on SD card.

This data are user program old type NC with custom electronic and maker are not still in business.

We know special format because in past we write a simple MSDOS program to read and write from PC this kind of data.

Could you drive emulator with this special format?

1 Side
17 track
256 byte

Or can we change by ourself?

Tanks
Roberto
yes this is supported. this is an FM or MFM disk ?

Powertech
Posts: 3
Joined: Mon Dec 14, 2009 11:44 am

Re: Special Format handling

Post by Powertech »

Jeff wrote:
Powertech wrote:Hi all,
we are interesting about stand alone emulator to convert old DD Floppy formatted in non MSDOS standard and write on SD card.

This data are user program old type NC with custom electronic and maker are not still in business.

We know special format because in past we write a simple MSDOS program to read and write from PC this kind of data.

Could you drive emulator with this special format?

1 Side
17 track
256 byte

Or can we change by ourself?

Tanks
Roberto
yes this is supported. this is an FM or MFM disk ?

Powertech
Posts: 3
Joined: Mon Dec 14, 2009 11:44 am

Post by Powertech »

We don't have this information.
The only model we used is TEAC FD-235HF and as we told we can read and write on PC drive with special program but we can't format.
We hope this info are enough! Otherwise we can have a look on electronic schema to have IC driver type.
Thanks again
:?

shprivat
Posts: 25
Joined: Mon Aug 17, 2009 12:05 pm

Post by shprivat »

Powertech wrote:We don't have this information.
The only model we used is TEAC FD-235HF and as we told we can read and write on PC drive with special program but we can't format.
We hope this info are enough! Otherwise we can have a look on electronic schema to have IC driver type.
Thanks again
:?
You could try ImageDisk in order to analyze the floppy format. Just download it from http://www.classiccmp.org/dunfield/img/

ImageDIsk also allows you to copy the floppy and store it into an *.IMD file. This *.IMD file can then be converted into the *.HFE file format used by the SD card emulator using the Windows loader software from the USB version.

Sven

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