On Tuesday 30 June 2015, 09:18:52 Didier Derny <firstname.lastname@example.org> wrote: > Sorry I was not clear, I was speaking of the use of the VIA / CIA to > read the keyboard in VIC20/C64 > > Apparently in the code I found (code for C64) it is writing in the row > and reading the column that really only matters on how you look at it. the kernal keyboard scanner writes to port A ("rows") and reads port B ("columns") - however that isnt a general rule, and various programs/games work differently. (see http://unusedino.de/ec64/technical/aay/c64/keybmatr.htm) -- http://www.hitmen-console.org http://magicdisk.untergrund.net http://www.pokefinder.org http://ar.pokefinder.org People can be divided into three groups: Those who make things happen, those who watch things happen, and those who wonder what happened. <John W. Newbern> Message was sent through the cbm-hackers mailing listReceived on 2015-06-30 08:00:48
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