Re: Strange 8255 behavior

From: Michał Pleban <lists_at_michau.name>
Date: Tue, 12 Jun 2018 23:13:48 +0200
Message-ID: <5B20378C.1000103@michau.name>
Mia Magnusson wrote:

> Would the original disk work in an unaltered condition when the 8088
> card has an 8255 instead of a 6525 on the 8088 side?

Yes, because the code interacting with the 6255 or 8088 is in the card's
ROM. As long as we maintain the same entry points to communication
functions, we can modify the card ROM as we wish.

Regards,
Michau.
Received on 2018-06-13 00:01:35

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