I modified edit-4-40-n-50Hz.901498-01.bin. If you are interested, I could scan a german documented disassembly of the DIN editor. Christian Am 15.04.2013 20:25, schrieb Steve Gray: > I am currently disassembling and commenting both 40 and 80 column > roms, but I don't have a lot of experience with the DIN roms. I think > there is extra code in there. > Which ROM did you try to modify? > It seems the following are issues to watch out for: > - CRTC vs NON-CRTC (not much of an issue now) > - 9" vs 12" Monitor Size > - Screen standard (NTSC / PAL / Custom) > > First PET had NTSC, rest seem to have custom (ie: 20kHz) > - 40 / 80 column: > > screen line linking > > screen line address table > > default character set (text / graphics) > - Keyboard Tables (N / B / DIN / Custom) > > Custom - C64 keyboard (see my PET Keyboard Replacement Project) > - Extra features: > > 80 column (windowing, erase to start/end, scroll up/down) > > DIN has CTRL key > - 50/60 Hz: > > 50 Hz has additional clock adjustment routine > > CRTC registers > Can anyone think of any other known differences? > Steve > > *From:* Christian Dirks <Toast_r@IdeaLine.info> > *To:* firstname.lastname@example.org > *Sent:* Sunday, April 14, 2013 9:09:25 AM > *Subject:* Re: My ColourPET Project > > Hi Steve, > this would help me. I tried to do it myself, but it only works in > part. > > Christian > > Am 13.04.2013 18:23, schrieb Steve Gray: >> Hi, >> I haven't seen an official one, but if you give me a few days I >> can create one for you. >> Steve >> PS: For those interested in building a ColourPET I have posted a >> new edit ROM with correct timing for NTSC monitors, as well as >> the CRTC Explorer program on my webpage. >> >> *From:* Christian Dirks mailto:Toast_r@IdeaLine.info >> *To:* email@example.com >> <mailto:firstname.lastname@example.org> >> *Sent:* Friday, April 12, 2013 6:19:01 PM >> *Subject:* Re: My ColourPET Project >> >> Am 12.04.2013 16:21, schrieb Steve Gray: >> > Actually, it would be nice if someone in PAL country could >> help me with the PAL timing values. I will make the software >> you see in the screenshots available to download. >> Since I have no 4032 around, I am switching a 8032 to 4032. >> It has the business keyboard, so I need a editor rom >> edit-4-40-b-50Hz. >> DIN would be perfect, but I can also use a ascii keyboard. >> Does anyone have a suitable .bin around ? >> >> Christian >> >> -- Christian Dirks >> Toast_r@Idealine.info <mailto:Toast_r@Idealine.info> >> >> >> >> Message was sent through the cbm-hackers mailing list >> >> > > > -- > Christian Dirks > Toast_r@Idealine.info <mailto:Toast_r@Idealine.info> > > > -- Christian Dirks Toast_r@Idealine.info Message was sent through the cbm-hackers mailing listReceived on 2013-04-15 19:00:48
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