zeromus
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f7bf5bdd17
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[NES] fix some interrupt-related bugs to pass more cpu tests, add reset handling, improve iNES header handling some more
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2011-03-20 02:12:10 +00:00 |
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zeromus
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c7f0c457ad
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[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.
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2011-03-19 09:12:56 +00:00 |
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beirich
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0a354c2748
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PCE: Fix a bug in the timer; fix glitch in VBlank interrupt handling (fixing intro in Dungeon Explorer)
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2011-03-19 06:00:33 +00:00 |
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beirich
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3cdd222f51
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HuC6280: Fix glitch in low-speed mode
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2011-03-17 05:54:21 +00:00 |
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beirich
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4c9057060b
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HuC6280: Implement high/low speed modes
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2011-03-17 04:29:46 +00:00 |
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beirich
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ac3acfd721
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oops, didn't get rid of all the 1-cycle page boundary penalties
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2011-03-13 02:32:13 +00:00 |
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beirich
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420bad0a2e
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HuC6280: Accepting an interrupt takes 8 cycles; Correcting handling of T flag on RTI and PLP instructions; 1-cycle penalty for accesses across page boundaries does not apply
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2011-03-13 02:22:29 +00:00 |
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beirich
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e07349c582
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[PCE] improve cpu instruction timing
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2011-03-06 06:06:49 +00:00 |
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zeromus
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c21d92f694
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[NES] add SxROM (mmc1), including save ram support. also add some undocumented NOP variants to 6502 core because I thought I needed them
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2011-03-01 07:25:14 +00:00 |
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zeromus
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ee336bec15
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[NES] add 6502 BRK instruction and some mapper=2 games (incl. castlevania and megaman)
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2011-02-28 07:53:19 +00:00 |
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beirich
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dd109b76da
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[PCE] Implement T-flag operation of AND instruction, mostly fixing Legendary Axe
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2011-02-27 16:41:48 +00:00 |
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zeromus
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4e85d82f14
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update 6502 core generator legit-like
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2011-02-27 09:49:53 +00:00 |
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zeromus
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c5febf8e20
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neshawk!! emulate attractmode without bugs = initial checkin
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2011-02-27 09:45:50 +00:00 |
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beirich
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89e4c5a674
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2011-01-11 02:55:51 +00:00 |