38 Commits

Author	SHA1	Message	Date
Luigi Thirty	4efe09ad30	carry flag problem	2017-08-02 04:01:06 -04:00
Luigi Thirty	16ad485931	apple II boots to monitor and BASIC starts but doesn't run programs	2017-08-01 17:40:01 -04:00
Luigi Thirty	caad9c6ff6	some bugfixes and adaptations for Apple II	2017-08-01 03:28:26 -04:00
Luigi Thirty	f6e0467fe1	how hard can bolting Apple II onto this be?	2017-08-01 02:02:49 -04:00
Luigi Thirty	a2b4003bb8	more preferences work	2017-07-31 22:39:28 -04:00
Luigi Thirty	3bb4eed9d1	optimizations, refactoring, cleanup, fixing warnings, all kinds of stuff	2017-07-31 21:35:34 -04:00
Luigi Thirty	45e5c3c658	more optimization of the CPU	2017-07-31 17:09:37 -04:00
Luigi Thirty	b6a65d1eb7	optimizing	2017-07-31 16:52:51 -04:00
Luigi Thirty	acdefbb4fb	change from ARGB32 to BE555	2017-07-31 16:33:42 -04:00
Luigi Thirty	2045435cf4	adding a preferences screen and stuff	2017-07-31 03:03:14 -04:00
Luigi Thirty	cb5a4bca62	switched over to drawing into a CVPixelBuffer	2017-07-31 00:44:43 -04:00
Luigi Thirty	16c100c565	speeding up frame rendering	2017-07-30 23:23:31 -04:00
Luigi Thirty	521e5a1636	OpenGL	2017-07-30 16:22:03 -04:00
Luigi Thirty	a98bea0f34	thing	2017-07-30 02:32:53 -04:00
Luigi Thirty	447b39a2d0	it runs Integer BASIC! (but can't load cassettes so it's just hardcoded to load it at $E000)	2017-07-29 22:48:37 -04:00
Luigi Thirty	76e8801611	the terminal works	2017-07-29 16:11:14 -04:00
Luigi Thirty	906fe20761	why aren't view refreshing!	2017-07-29 02:56:06 -04:00
Luigi Thirty	0c75e6f75e	graphics... sort of	2017-07-27 19:22:13 -04:00
Luigi Thirty	dd8301ccab	started implementing the 40x24 video terminal. can draw characters from the character generator ROM anywhere on the screen, plus support routines for finding offsets of character cells.	2017-07-27 02:28:52 -04:00
Luigi Thirty	2903eac409	adding read and write override handlers i guess?	2017-07-26 00:44:53 -04:00
Luigi Thirty	fb950c6cec	cleaning up code	2017-07-25 23:33:26 -04:00
Luigi Thirty	7eb1982c5f	passes all Klaus tests up to decimal test	2017-07-25 23:18:47 -04:00
Luigi Thirty	4a15c6aff5	passes Klaus tests up to the ADC test - not sure why yet	2017-07-25 19:32:41 -04:00
Luigi Thirty	a10296d118	working on passing the klaus tests - works up to the JSR test	2017-07-25 03:56:31 -04:00
Luigi Thirty	3c04503525	adding a basic debug console and fixing issues with branch instructions	2017-07-24 23:25:55 -04:00
Luigi Thirty	a0d28938b7	debugging!	2017-07-24 03:29:12 -04:00
Luigi Thirty	028574d142	typo	2017-07-23 20:40:59 -04:00
Luigi Thirty	dc0d454a12	more instructions work	2017-07-23 20:40:48 -04:00
Luigi Thirty	eb9f02758b	more instructions, just need ADC/SBC and the shift instructions now	2017-07-23 14:50:46 -04:00
Luigi Thirty	da828a5d36	some more opcodes and refactoring	2017-07-23 01:29:09 -04:00
Luigi Thirty	780f722955	added STA/STX/STY, CMP/CPX/CPY (todo: check if CMP works)	2017-07-22 21:46:26 -04:00
Luigi Thirty	f3bbb0413e	started on the disassembler	2017-07-22 15:46:02 -04:00
Luigi Thirty	87d5584eee	working	2017-07-22 03:11:14 -04:00
Luigi Thirty	e1a6a0c1b3	JMP works now yay	2017-07-21 22:13:53 -04:00
Luigi Thirty	944f51a186	added missing flag settings	2017-07-21 03:31:52 -04:00
Luigi Thirty	9bc97a7022	more opcodes	2017-07-21 03:25:48 -04:00
Luigi Thirty	0d6988541d	cool	2017-07-20 02:50:28 -04:00
Luigi Thirty	0c73b4751b	Initial Commit	2017-07-19 23:44:57 -04:00