>>>>> "TE" == eyethian <email@example.com> writes: TE> I can force the VIC-II to fetch video matrix data to fill the %01 TE> and %10 bitpairs in the first three columns of the FLI screen TE> under the SuperCPU. But, what about the %11 bitpair? How do I TE> force the VIC-II to fetch colorram data to fill this bitpair? From TE> my analysis, the video matrix data that is forced onto the first TE> three columns of the FLI screen under the SuperCPU will also fill TE> in the %11 bitpair and that is not the intention. TE> Does the VIC-II chip only fetch colorram data every eight TE> scanlines, i.e., buffering it like it does with sprite data? The VIC-II has a 12-bit data bus. It fetches four bits from the 2114 colour ram at the same time as it fetches character data. I don't think forcing data on that bus with the CPU is possible, but I haven't studied the schematic. PS: yes, please send the TMP source, that's what I use too. -- ___ . . . . . + . . o _|___|_ + . + . + . . Per Olofsson, konstnär o-o . . . o + MagerValp@cling.gu.se - + + . http://www.cling.gu.se/~cl3polof/ Message was sent through the cbm-hackers mailing list
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