wheportable.blogg.se - 300 games cd for vcd players

But unsure about what you say header or mapper. So it's actually possible to get rom data from any of those. Rom data starts after this in all of those. Found a string value "Need:%" or something like this. But I've opened those files in a hex editor. I have no Idea how to check/modify a nes rom.

Rainbow Islands - The Story of Bubble Bobble 2 (J) with the copyright text removed (same as in GoodNES) and the same game-breaking one-byte idle loop detection hack as Contra.

The Little Mermaid (U) with a trainer menu and an inexplicable change to its graphics ("DISXEY", "XIXTEXDO", "PRESS START BUTTOX").

Ikki (J) with the copyright text removed (same as in GoodNES) and, oddly, the IRQ/BRK vector changed to match the NMI vector.

Contra (U) with a single byte changed, making the game crash (probably a hack for idle loop detection).

There wasn't anything particularly interesting in the four ROMs I looked at: On top of that, some of these ROMs have been hacked specifically for the emulator. It looks like you can take the two-byte (big-endian) value at offset 6 and add $61C0 to get the offset where the ROM starts, but there's no clear indication of ROM size, mirroring, or mapper. I really want to play some games which I cannot find on the internet. Can anyone solve the puzzle? I can send some of the rom files and I also have the name of those games so that you can compare to a fresh rom. This topic has been discussed on many places but I did not find any solution anywhere. I'm not a NES developer and I don't know how to modify or fix a NES file, so I may be wrong.

Those bin files has fresh rom data without NES header and some data added before and after the rom data. bin files with original NES roms in a hex editor. The CD runs on thos VCD player but not on any emulator on PC. This CD comes with some old VCD player with game facility. bin files which are some kind of processed NES roms. It's a CD as like as video cd structure (with CDI, EXT, MPEGAV, SEGMENT, VCD folders ) with an extra NEWROM folder. There isn't a single clue if anyone was able to rune these games. Searching over the internet since a few years. Car video players,4.I'm trying to run these games for a long time.