9ab33cba8b
6502: partially implemented unofficial NOPs for "Puzznic (U)", "Puzznic (J)".
...
It is quite insufficient, but at least, we have to increment program counter appropriately.
For immediate addressing mode, it will be correct. For other addressing modes, I don't know whether they access memory, so further investigation will be needed.
2012-03-08 16:48:36 +00:00
26ff1a1bc5
cosmetics (indent for BRK opcode)
2012-03-08 15:33:52 +00:00
d0ea2f7106
[NES] one last cpu bug
2011-06-07 01:31:06 +00:00
00debfe6dd
[NES] battletoads beyotch
2011-06-07 01:05:57 +00:00
e6afb2359b
[nes] timing and accuracy work.
2011-06-06 10:27:42 +00:00
6493b65690
[NES] fix some input bugs
2011-03-20 02:25:47 +00:00
f7bf5bdd17
[NES] fix some interrupt-related bugs to pass more cpu tests, add reset handling, improve iNES header handling some more
2011-03-20 02:12:10 +00:00
c7f0c457ad
[NES] work on sound, improve square waves muchly, add 6502 IRQ signal, make add some infrastructure to keep from buffering samples while core is silenced.
2011-03-19 09:12:56 +00:00
c21d92f694
[NES] add SxROM (mmc1), including save ram support. also add some undocumented NOP variants to 6502 core because I thought I needed them
2011-03-01 07:25:14 +00:00
ee336bec15
[NES] add 6502 BRK instruction and some mapper=2 games (incl. castlevania and megaman)
2011-02-28 07:53:19 +00:00
4e85d82f14
update 6502 core generator legit-like
2011-02-27 09:49:53 +00:00
c5febf8e20
neshawk!! emulate attractmode without bugs = initial checkin
2011-02-27 09:45:50 +00:00
89e4c5a674
2011-01-11 02:55:51 +00:00
taotao54321