Re: Commodore 2031LP and Zoomfloppy

From: André Fachat <afachat_at_gmx.de>
Date: Wed, 06 Jun 2018 20:01:33 +0200
Message-ID: <163d642d048.27e0.b4d1f2b66006003a6acd9b1a7b71c3b1@gmx.de>
Am 4. Juni 2018 7:00:24 PM schrieb Jim Brain <brain@jbrain.com>:

> On 6/4/2018 7:58 AM, André Fachat wrote:
>> Just for your info, I think I found the problem and spiro already
>> merged the fix.
>>
>> The problem seems to have been that there was not enough time between
>> DAV going high on the last data byte before an UNLISTEN, and the ATN
>> going low. The drive detected both in the same read and ignored the
>> valid byte as it also saw ATN going low. A small delay after sending
>> the last data byte seems to fix this problem just fine, the 2031 now
>> works fine and stable with the zoomfloppy with the updated opencbm
>> firmware.
>>
>> Cheers
>> André
> Knowing how hard it is to pry time away from other worthwhile things to
> add value to a project, please accept these thanks for the time you
> spent on this.

Hi Jim,
it is always a pleasure to get something to work, and at the same time help 
the community. Your thanks is very much appreciated, as I also thank you 
for your excellent work and community support!

André
Received on 2018-06-06 21:00:04

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