Re: IEEE drives to real gpib?

On Thu, Dec 14, 2017 at 6:13 PM, André Fachat <afachat@gmx.de> wrote:
> Am 14. Dezember 2017 5:23:48 PM schrieb william degnan
> <billdegnan@gmail.com>
>
>
>
>>> So far I've used them to talk to various test instruments. Now I
>>> thought if maybe it's possible to control a real commodore IEEE disk
>>> drive (I have a 3040).
>>> Can anyone suggest a way to send simple test commands to the drive,
>>> like formatting a disk and requesting a directory?
>>> I could write small programs, but I've never studied the disk protocol
>>> enough to know what byte sequence (and what to wait for) I need to
>>> send to a drive.
>>> Anyone?
>
> I created a small test framework to capture lots of IEEE488 traffic to test
> the XD2031 firmware. You can find lots of traces on github here
> https://github.com/fachat/XD2031/blob/master/fwtests/files/f0-1541.frs
> Every .frs file is a trace of the corresponding BASIC file with the
> responses for the given drive, here as example f0.lst for the 1541
> drive.
> Files are self explanatory. I think. :-)
>
Thanks a lot!
It's precisely what I needed!
Turns out I'm not setting the secondary address correctly (and I still
didn't find out why).

Frank

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