Am Sonntag, 10. Juni 2018, 15:55:10 CEST schrieb Segher Boessenkool: > 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?) yes, unfortunately its not documented in detail anywhere (like in the 6522 datasheet) - but experimentation shows that very likely the port drivers have the exact same differences/properties: the obligatory test program is here: https://sourceforge.net/p/vice-emu/code/HEAD/tree/testprogs/CIA/ciaports/ > 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. :=) -- http://hitmen.eu http://ar.pokefinder.org http://vice-emu.sourceforge.net http://magicdisk.untergrund.net Man kann auch saufen statt rumweinen. Hilft gleichzeitig der Wirtschaft und dem Staat! <Yago/K2>Received on 2018-06-10 17:00:05
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