2a03 cpu emulation core: 99% complete
cycle accurate emulation, able to step one cycle at a time
all addressing modes
all official opcodes
all (?) undocumented opcodes
any bugs left?
2a03 apu emulation core: -4% complete
focus on perfect ppu for now
2c02 emulation core: 70% complete
bugs:
v flipped sprites dont look right
sprite0 timings
sprite limit/sprite limit timings
finex scrolling related garbage on right side of screen
pixel based renderer, able to step one cycle at a time
sprite renderer accurately draws sprites most of the time
sprite0 usually works great
perfect sprite io/palette/vram emulation
mappers: 2% complete
useless so far mappers:
61 - 20-in-1
kind of working mappers:
0 - NROM
9 - MMC2
44 - 1991 Super HiK 7 in 1 384K
45 - Super 1000000-in-1
47 - NES-QJ
71 - Camerica (BF9093 + BF9097)
105 - NES-EVENT
232 - Camerica (BF9096)
234 - D-1012
mostly working mappers:
1 - MMC1
2 - UNROM
3 - CNROM
4 - MMC3
7 - AOROM
15 - 100-in-1 Contra Function 16
40 - SMB2j
41 - Caltron 6-in-1
50 - SMB2j Revision A
66 - GxROM
79 - NINA-003/NINA-006
possibly perfect mappers:
0 - NROM
interface:
menus
simple debugger
simpler memory viewer
bad key configuration:
UP = up arrow
DOWN = down arrow
LEFT = left arrow
RIGHT = right arrow
B Button = Z
A Button = X
Select = A
Start = S
论坛下载：FC模拟器 amphetamines 0.15
