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astoria-d [Mon, 19 Aug 2013 12:06:04 +0000 (21:06 +0900)]
- vram read bug fixed
astoria-d [Mon, 19 Aug 2013 05:39:00 +0000 (14:39 +0900)]
code block updated.
astoria-d [Mon, 19 Aug 2013 04:53:50 +0000 (13:53 +0900)]
- nmi toggle and down timing updated to comply NES specification.
- ppu addr/scroll register latch reset when ppu status read.
astoria-d [Mon, 19 Aug 2013 02:11:27 +0000 (11:11 +0900)]
pla flag not set bug fix.
astoria-d [Mon, 12 Aug 2013 10:50:58 +0000 (19:50 +0900)]
- conditional branch code changed to update exec cycle
astoria-d [Mon, 12 Aug 2013 06:20:39 +0000 (15:20 +0900)]
- sbc v flag bug fixed
- sbc zp,x/abs/abs,xy/indir,y supported
- eor zp,x/abs/abs,xy/indir,y supported
- bvs/bvc supported.
astoria-d [Sun, 11 Aug 2013 12:31:33 +0000 (21:31 +0900)]
- php/plp supported.
astoria-d [Sun, 11 Aug 2013 12:20:58 +0000 (21:20 +0900)]
- ora zp,x/abs/abs,xy/indir,y supported.
astoria-d [Sun, 11 Aug 2013 12:15:00 +0000 (21:15 +0900)]
- branch page cross bug fixed.
astoria-d [Sun, 11 Aug 2013 09:24:52 +0000 (18:24 +0900)]
- sta zp,x
- stx zp,y
- sty zp,x supported.
astoria-d [Sun, 11 Aug 2013 09:03:42 +0000 (18:03 +0900)]
- asl zp/zp,x/abs/abs,x
- ror zp/zp,x/abs supported.
astoria-d [Sun, 11 Aug 2013 08:46:32 +0000 (17:46 +0900)]
- dec zp,x/abs,x
- inc zp,x/abs,x supported.
astoria-d [Sat, 10 Aug 2013 09:34:13 +0000 (18:34 +0900)]
- ldx zp,y
- ldy abs,x supported.
astoria-d [Sat, 10 Aug 2013 09:15:57 +0000 (18:15 +0900)]
- lsr zp/zp,x/abs/abs,x supported.
astoria-d [Sat, 10 Aug 2013 08:28:54 +0000 (17:28 +0900)]
- cpx abs
- cpy zp
- cpy abs supported.
astoria-d [Sat, 10 Aug 2013 08:02:56 +0000 (17:02 +0900)]
- rol zp
- rol zp, x
- rol abs
- rol abs, x supported.
astoria-d [Fri, 9 Aug 2013 10:47:10 +0000 (19:47 +0900)]
- cmp zp, x
- cmp abs
- cmp abs, x
- cmp indir, y supported.
- test case added.
astoria-d [Fri, 9 Aug 2013 09:48:17 +0000 (18:48 +0900)]
code clean up.
astoria-d [Thu, 8 Aug 2013 10:00:11 +0000 (19:00 +0900)]
- abs, x/y page cross bug fixed
- indir y page corss bug fixed
- add test case
astoria-d [Thu, 8 Aug 2013 08:38:28 +0000 (17:38 +0900)]
- and zp, x
- and abs
- and abs, x supported
- abs, x/y page boundary crossing case invalid register load bug fix
- asl flag set bug fixed.
astoria-d [Sat, 3 Aug 2013 03:20:45 +0000 (12:20 +0900)]
code clean up
astoria-d [Fri, 2 Aug 2013 14:37:07 +0000 (23:37 +0900)]
- cli supported.
- clv supported.
- adc zp,x supported.
- adc abz,x suppoted.
- adc (indir),y supported.
- test case added.
astoria-d [Fri, 2 Aug 2013 09:48:24 +0000 (18:48 +0900)]
- adc abs, y supported
- bit bug fixed
- sbc imm suppoted.
- test case added.
astoria-d [Fri, 2 Aug 2013 02:35:12 +0000 (11:35 +0900)]
bmi supported.
astoria-d [Fri, 2 Aug 2013 00:24:26 +0000 (09:24 +0900)]
stx abs supporrted.
astoria-d [Fri, 2 Aug 2013 00:01:04 +0000 (09:01 +0900)]
- nmi handling bug fixed.
astoria-d [Thu, 1 Aug 2013 08:56:21 +0000 (17:56 +0900)]
- sty abs supported
- rti supported.
- test case updated.
astoria-d [Mon, 29 Jul 2013 15:32:40 +0000 (00:32 +0900)]
- t3 cycle boundary crossing handling supported.
- added test cases.
astoria-d [Sun, 28 Jul 2013 10:20:23 +0000 (19:20 +0900)]
- code clean up.
- pg boundary for t2 buf fixed.
astoria-d [Sun, 28 Jul 2013 09:47:34 +0000 (18:47 +0900)]
- zp, xy mode supported.
- ldy zp, x supported.
- pg boundary test case for t1 cycle added.
astoria-d [Sun, 28 Jul 2013 09:16:45 +0000 (18:16 +0900)]
- page boundary test case for t0 cycle added.
- bug fix for t0 case pch page boundary crossing during pcl fetch.
astoria-d [Sun, 28 Jul 2013 05:15:35 +0000 (14:15 +0900)]
- ldy zp supported.
- boundary test case added.
astoria-d [Sun, 28 Jul 2013 02:46:13 +0000 (11:46 +0900)]
- ror acc suppoted.
- page boudary test for single byte instruction added.
astoria-d [Sun, 28 Jul 2013 02:13:44 +0000 (11:13 +0900)]
test env update.
astoria-d [Sun, 28 Jul 2013 01:56:15 +0000 (10:56 +0900)]
added test image dev environment
astoria-d [Sun, 28 Jul 2013 01:43:39 +0000 (10:43 +0900)]
vga tool directory renamed.
astoria-d [Sat, 27 Jul 2013 23:18:56 +0000 (08:18 +0900)]
adc abs supported.
astoria-d [Sat, 27 Jul 2013 11:56:32 +0000 (20:56 +0900)]
- asl suppoted.
- jmp (indir) supported.
astoria-d [Sat, 27 Jul 2013 09:47:48 +0000 (18:47 +0900)]
- ror abs,x supported.
- dec abs suppoted.
astoria-d [Sat, 27 Jul 2013 09:02:23 +0000 (18:02 +0900)]
bcc supported.
astoria-d [Sat, 27 Jul 2013 05:31:07 +0000 (14:31 +0900)]
sbc supported.
astoria-d [Fri, 26 Jul 2013 13:35:20 +0000 (22:35 +0900)]
and abs, x supported.
astoria-d [Fri, 26 Jul 2013 13:02:08 +0000 (22:02 +0900)]
- rol supported
- flag set bug fixed.
astoria-d [Fri, 26 Jul 2013 10:00:55 +0000 (19:00 +0900)]
ora supported.
astoria-d [Fri, 26 Jul 2013 09:37:59 +0000 (18:37 +0900)]
- lda abs,y supported
- sta abs,x supported.
astoria-d [Fri, 26 Jul 2013 09:25:03 +0000 (18:25 +0900)]
lda bug fixed.
astoria-d [Fri, 26 Jul 2013 09:20:04 +0000 (18:20 +0900)]
- lda (zp), y supported
- ldx abs supported
- ldy abs supported
astoria-d [Fri, 26 Jul 2013 06:46:43 +0000 (15:46 +0900)]
nmi process added.
astoria-d [Wed, 24 Jul 2013 10:02:58 +0000 (19:02 +0900)]
unified t0 cycle to handle jmp instruction
astoria-d [Wed, 24 Jul 2013 09:02:14 +0000 (18:02 +0900)]
- root Makefile updated.
- testbench updated.
- vga clock added.
astoria-d [Tue, 23 Jul 2013 10:22:25 +0000 (19:22 +0900)]
cpu and ppu integrated on main board.
astoria-d [Tue, 23 Jul 2013 08:20:36 +0000 (17:20 +0900)]
bg attribute bug fix.
astoria-d [Fri, 19 Jul 2013 04:15:32 +0000 (13:15 +0900)]
sprite x-axis adjustment.
astoria-d [Fri, 19 Jul 2013 02:19:22 +0000 (11:19 +0900)]
- vblank pin direction was opposite.
- test cpu access during vblank added
astoria-d [Fri, 19 Jul 2013 01:19:31 +0000 (10:19 +0900)]
- ppustatus updated.
- each bus cleared during vblank
astoria-d [Thu, 18 Jul 2013 11:03:50 +0000 (20:03 +0900)]
ppu status register worked.
astoria-d [Thu, 18 Jul 2013 10:00:41 +0000 (19:00 +0900)]
code clean up.
astoria-d [Thu, 18 Jul 2013 04:46:30 +0000 (13:46 +0900)]
clean up
astoria-d [Thu, 18 Jul 2013 04:36:14 +0000 (13:36 +0900)]
left most bg color in the tile incorrect bug fixed.
astoria-d [Thu, 18 Jul 2013 03:00:54 +0000 (12:00 +0900)]
clean up.
astoria-d [Thu, 18 Jul 2013 02:15:10 +0000 (11:15 +0900)]
code clean up
astoria-d [Wed, 17 Jul 2013 07:54:03 +0000 (16:54 +0900)]
tool flag bug fixed.
astoria-d [Wed, 17 Jul 2013 07:45:58 +0000 (16:45 +0900)]
second left tile incorrect display bug fixed.
astoria-d [Wed, 17 Jul 2013 06:28:19 +0000 (15:28 +0900)]
minor change.
astoria-d [Wed, 17 Jul 2013 06:26:35 +0000 (15:26 +0900)]
sprite flip ok.
astoria-d [Wed, 17 Jul 2013 05:55:46 +0000 (14:55 +0900)]
- sprite show ok.
- test item modified.
astoria-d [Wed, 17 Jul 2013 03:23:50 +0000 (12:23 +0900)]
- sprite shown partially... still need to work
- test item updated.
astoria-d [Tue, 16 Jul 2013 10:43:34 +0000 (19:43 +0900)]
- array of secondary oam registers worked...
- boundary fetch bug fixex.
- added another test items.
astoria-d [Tue, 16 Jul 2013 07:10:15 +0000 (16:10 +0900)]
clean up.
astoria-d [Tue, 16 Jul 2013 06:55:01 +0000 (15:55 +0900)]
sprite evaluation boundary bug fixed
astoria-d [Tue, 16 Jul 2013 05:51:43 +0000 (14:51 +0900)]
code clean up.
astoria-d [Tue, 16 Jul 2013 05:41:47 +0000 (14:41 +0900)]
- sprite evaluation update.
- added test entry.
astoria-d [Tue, 16 Jul 2013 02:04:29 +0000 (11:04 +0900)]
oam evaluation working.
astoria-d [Mon, 15 Jul 2013 10:24:13 +0000 (19:24 +0900)]
added code oam initialize with 0xff.
astoria-d [Mon, 15 Jul 2013 08:02:42 +0000 (17:02 +0900)]
code clean up.
astoria-d [Mon, 15 Jul 2013 03:33:03 +0000 (12:33 +0900)]
cpu output sustains the data during the
cpu read cycle.
astoria-d [Mon, 15 Jul 2013 03:14:42 +0000 (12:14 +0900)]
- palette array changed into ram instance.
- read palette and vram from cpu test verified.
astoria-d [Sun, 14 Jul 2013 08:49:43 +0000 (17:49 +0900)]
r/w from cpu is supported (still need to be worked...)
astoria-d [Fri, 12 Jul 2013 07:18:19 +0000 (16:18 +0900)]
second left most bg tile image bug fixed.
astoria-d [Fri, 12 Jul 2013 01:43:27 +0000 (10:43 +0900)]
- sprite and palette bus unified.
- sprite test data setup done.
astoria-d [Thu, 11 Jul 2013 09:56:29 +0000 (18:56 +0900)]
palette burst r/w access bug fix.
astoria-d [Thu, 11 Jul 2013 09:39:11 +0000 (18:39 +0900)]
second left tile display bug fixed.
all bg image displayed ok!
astoria-d [Thu, 11 Jul 2013 06:27:11 +0000 (15:27 +0900)]
cpu bus timing integration and burst write address increment work.
astoria-d [Thu, 11 Jul 2013 02:40:09 +0000 (11:40 +0900)]
ppu and cpu register timing syncronization working..
astoria-d [Wed, 10 Jul 2013 06:37:38 +0000 (15:37 +0900)]
added virtual input from cpu. (still working...)
astoria-d [Wed, 10 Jul 2013 01:07:25 +0000 (10:07 +0900)]
sprite working...
astoria-d [Tue, 9 Jul 2013 23:49:34 +0000 (08:49 +0900)]
sprite handling started.
astoria-d [Tue, 9 Jul 2013 11:38:01 +0000 (20:38 +0900)]
code clean up.
astoria-d [Tue, 9 Jul 2013 10:44:54 +0000 (19:44 +0900)]
ppu register
- base name table addr
- base bg pattern tbl addr
ok.
astoria-d [Tue, 9 Jul 2013 07:23:15 +0000 (16:23 +0900)]
integration with the cpu bus ok.
astoria-d [Tue, 9 Jul 2013 05:11:26 +0000 (14:11 +0900)]
test init value set modified.
astoria-d [Tue, 9 Jul 2013 02:51:40 +0000 (11:51 +0900)]
- ppu register integrated.
- testbench updated to align with the ppu register input.
astoria-d [Mon, 8 Jul 2013 08:57:54 +0000 (17:57 +0900)]
ppu registers added.
astoria-d [Mon, 8 Jul 2013 06:18:49 +0000 (15:18 +0900)]
minor update.
astoria-d [Mon, 8 Jul 2013 06:06:59 +0000 (15:06 +0900)]
code clean up.
astoria-d [Mon, 8 Jul 2013 04:38:09 +0000 (13:38 +0900)]
test
astoria-d [Sun, 7 Jul 2013 08:34:54 +0000 (17:34 +0900)]
bg attr display ok.
astoria-d [Sun, 7 Jul 2013 06:22:06 +0000 (15:22 +0900)]
col 8 > 4 converter
astoria-d [Sun, 7 Jul 2013 04:40:46 +0000 (13:40 +0900)]
vga output bug (rgb bit is reversed) fixed.
astoria-d [Sun, 7 Jul 2013 04:33:38 +0000 (13:33 +0900)]
- color palette bug (rgb 8 to rgb 4) fixed
- code clean up.