Re: Strange 8255 behavior

From: Segher Boessenkool <segher_at_kernel.crashing.org>
Date: Sun, 10 Jun 2018 08:55:10 -0500
Message-ID: <20180610135510.GB27520@gate.crashing.org>
On Sun, Jun 10, 2018 at 03:39:42PM +0200, groepaz@gmx.net wrote:
> if its similar as with what ppl did with 6522 and 6526 (i would assume it is) 
> - then expect every dirty trick you can imagine being used by real world 
> software. for example even the subtle differences between the port drivers of 
> port 1 and port 2 are relevant in 6522/26 emulation.

(Is there any difference on the 6526?)

If you call the difference of the drivers of port PA and PB on the 6522
"subtle"...  That's like "it's just a scratch" I suppose, heh.


Segher
Received on 2018-06-10 16:02:54

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