Den Thu, 19 Oct 2017 00:04:30 +0200 skrev Christian Dirks <Toast_r@IdeaLine.info>: > Hallo Ruud, > > Does the DB card have something like a low-res mode? When checking > > the parameters, the values are either checked against 200/640 or > > 50/160. Any info is welcome! > > There is a low res mode that uses the PETSCII block graphics > characters. At the moment, I don't have the machine by hand, so I > can't test it. I just found it once and didn't check it out further. > If I remember it correct, after initializing the BASIC extension with > sys 40960, it can be switched to low-res mode with !GRAPHICS OFF, > while !OFF disables the BASIC extension completely. > > The commands !DISP, !HARD, !TRANS and !TEST, which can be read in the > ROM, are still to be examined. > Maybe !HARD is used to print a hardcopy and !TEST can be used to test > if a dot is set or not. !DISP may be used to turn the diplay of the > graphic screen on and off. I think, I should get the machine back on > my desk to test these commands. Maybe the block graphics mode works without the special hardware? Would be easy to test in VICE. -- (\_/) Copy the bunny to your mails to help (O.o) him achieve world domination. (> <) Come join the dark side. /_|_\ We have cookies. Message was sent through the cbm-hackers mailing listReceived on 2017-10-19 20:00:02
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