Re: PET keyboards and related ROM sets

From: Steve Gray <sjgray_at_rogers.com>
Date: Tue, 12 May 2020 00:56:26 +0000 (UTC)
Message-ID: <2142691194.1755808.1589244986403_at_mail.yahoo.com>
 There is a link to a picture of all the keyboards I know of just before the table in the keyboard section. You need to follow the link to my github page and look at the keyboard ASM file for row/column/petscii values:
https://github.com/sjgray/cbm-edit-rom/blob/master/keyboard-tables1.asm
Steve





    On Monday, May 11, 2020, 07:15:32 p.m. EDT, groepaz_at_gmx.net <groepaz_at_gmx.net> wrote:  
 
 that confuses me even more =) all matrix info i can find is http://www.
6502.org/users/sjgray/projects/editrom/n-vs-b-keyboards.png ... which doesnt
really tell much regarding the differences between the various "business"
layouts :) (it should probably also contain row/column numbering and mark the
keypad keys as such) ... the one in that picture, is that the US or UK one?


Am Dienstag, 12. Mai 2020, 00:43:53 CEST schrieb Steve Gray:
> I have keyboard pictures and matrix info on my editor rom project page:
> http://www.6502.org/users/sjgray/projects/editrom/index.html
>
> Steve
>
> > On May 11, 2020, at 6:09 PM, groepaz_at_gmx.net wrote:
> >
> > Hy!
> >
> > In the past couple days i have played around with fixing some things in
> > VICE that are related to the PET keyboard... in particular i tried to
> > create a somewhat working keymap :)
> >
> > anyway, it's still a bit confusing to me, so please read the following and
> > correct whats wrong:
> >
> > - there are basically two fundamentally different PET keyboards:
> > 1) the "graphics" keyboard, which is used on the "small" models, up to
> > 4032
> > 2) the "business" keyboard, which is used on the "big" models, 8032 and up
> > (this refers to the keyboard matrix, "graphics" keyboard includes the very
> > first, top one on this picture: https://1.bp.blogspot.com/-SPbnwFP9n5o/
> > XlI9s0Xoo5I/AAAAAAAATw4/XfTKMTKa_8s2inLFD3EFaefeWjvcVznSwCLcBGAsYHQ/s1600/
> > Keyboards.JPG )
> >
> > now, the "business" keyboard exists in several localized versions. for
> > those you will need "editor" ROMs that match the respective keyboard
> > variant.
> >
> > now the confusion (and my questions) begins :)
> > - what about charsets? will you need other chargen ROM too? (my guess is
> > yes, of course)
> > - where can i find detail info on the matrix values of the localized keys?
> > all i found so far is
> > http://www.6502.org/users/andre/petindex/keyboards.html - where can i
> > find the actual ROMs? i found "some" on zimmers.net: http://
> > www.zimmers.net/anonftp/pub/cbm/firmware/computers/pet/index.html but
> > this does not look complete, or the info on what is what is missing. i
> > would atleast like to see the right ROMs for the "US", german and
> > japanese keyboards ... but anything else will be fine of course
> >
> > please fill in the gaps :)
> >
> > --
> >
> > http://hitmen.eu                 http://ar.pokefinder.org
> > http://vice-emu.sourceforge.net  http://magicdisk.untergrund.net
> >
> > When you take stuff from one writer, it's plagiarism; but when you take it
> > from many writers, it's research.
> > <Wilson Mizner>


--

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Received on 2020-05-30 01:44:15

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