Data conversion (Commodore 64, 8250 Disk Drive, SuperBase)

From: TeoZ <teoz_at_neo.rr.com>
Date: Thu Jul 24 22:06:01 2003

Do you have a 8250 drive and a c64 handy or can you borrow one?

If so you can use star commander to connect your c64 to a dos era pc and set
it up as drive unit 9. You then setup the 8250 as drive unit 8. Copy the
data from 8 to 9.

If you know some programming you can communicate with the 8250 (its
basically a computer sending data over a IEEE488 interface) and have it send
the data through the interface cable to you PC.

I am assuming that the 8250 uses the same interface cable to the c64 as the
normal 1541/1571/1581 drives do.

It all depends on how much you need this data, and how much you want to
spend on recovering it. Getting a copy of Superbase on the c64 and doing a
data dump of the files to aschi would be the best thing.


----- Original Message -----
From: "Lance Semmens" <ls_at_essential.com.au>
To: <cctalk_at_classiccmp.org>
Sent: Thursday, July 24, 2003 10:34 PM
Subject: RE: Data conversion (Commodore 64, 8250 Disk Drive, SuperBase)


> Teoz,
>
> The specs differ a fair bit from the 8250 to the 1571. The 8250 can store
> 1024k per disk (http://www.zimmers.net/cbmpics/deieee2.html) whereas the
> 1571 can store 360k per disk (http://www.zimmers.net/cbmpics/d1571s.html)
so
> I don't think this is an option.
>
> As far as importing into access goes, I am willing to do a bit of mucking
> around. Getting the data in plain text would be great.
>
> Lance.
>
> -----Original Message-----
> From: TeoZ [mailto:teoz_at_neo.rr.com]
> Sent: Friday, 25 July 2003 9:05 AM
> To: cctalk_at_classiccmp.org
> Subject: Re: Data conversion (Commodore 64, 8250 Disk Drive, SuperBase)
>
>
> If a commodore 1571 drive can read your disk you can connect the 1571
direct
> to a pc via parrallel port and use software to dump the files directly to
> the pc. Converting the database to access might be a problem if the format
> isnt standard.
>
>
http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=2743816122&category=1247
>
> I have used this type of cable to copy files from a pc to a 1541 drive and
> back , supports 1571 (double sided 5.25)
>
>
> ----- Original Message -----
> From: "Lance Semmens" <ls_at_essential.com.au>
> To: "Cctalk (E-mail)" <cctalk_at_classiccmp.org>
> Sent: Thursday, July 24, 2003 7:19 PM
> Subject: Data conversion (Commodore 64, 8250 Disk Drive, SuperBase)
>
>
> > I have 4 disks (5 1/4 floppies) full of data that I'm looking to import
> into
> > an Access Database.
> > The data was written on a Commodore 64 with an 8250 double disk drive.
The
> > custom software
> > that was being used sat on top of a SuperBase database.
> >
> > If anyone has the means to convert this data or can offer some tips as
to
> > how I could go about
> > doing this it would be much appreciated.
> >
> > Thanks,
> > Lance.
Received on Thu Jul 24 2003 - 22:06:01 BST

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