Re: Strange 8255 behavior

From: silverdr_at_wfmh.org.pl
Date: Wed, 13 Jun 2018 23:20:26 +0200
Message-Id: <72AF5B92-097B-4E45-97D0-00E47B7CEF9F@wfmh.org.pl>
> On 2018-06-13, at 22:56, Francesco Messineo <francesco.messineo@gmail.com> wrote:
> 
>>> probably the best thing would be re-creating a clone of the 6525 in a
>>> MAX7000 (5V series) CPLD. I can help (but I haven't a lot of spare
>>> time) if anyone likes doing that.
>> 
>> I am still waiting for someone to reimplement the 6526 replacement, which probably is in higher demand...
> 
> well, yes, I could try that indeed. I have the impression though that
> the 6526 isn't among the most scarce ICs. I was thinking just today to
> attempt to design a CPLD adapter to use a 6502 in place of the
> 7501/8501. Having a nice C16 without a working CPU annoys me and the
> 7501/8501 prices are outrageous.

By the time you finish the 7501, your TED will go belly up and you'll have next nice project on your desk :-)

-- 
SD! - http://e4aws.silverdr.com/
Received on 2018-06-14 00:01:58

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