Thomas Harte
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88964ceac0
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Eliminated plain pointer passing for object types.
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2016-07-04 19:33:55 -04:00 |
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Thomas Harte
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de5d2f1113
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Ensured the line counter increments late on NTSC.
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2016-06-27 22:12:55 -04:00 |
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Thomas Harte
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359ffb9aa7
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Made some attempt to implement what appears to be the proper address generation logic.
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2016-06-23 07:32:24 -04:00 |
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Thomas Harte
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b753690d5e
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Made an attempt to adjust the 6560 to a model compatible with that advocated by the available documentation. Exact decision timing may need further work.
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2016-06-21 22:12:01 -04:00 |
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Thomas Harte
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ce2f5515c0
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Made some minor documentation improvements, killed 6522.cpp as the 6522 is going to be a template only, attempting to promote good inlining behaviour.
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2016-06-19 18:11:37 -04:00 |
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Thomas Harte
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ce7488dd30
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Added support for _invertedCells. Treading water a little before making real changes.
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2016-06-14 21:06:29 -04:00 |
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Thomas Harte
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926f819e3b
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Added some documentation, made the speaker private.
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2016-06-14 20:00:16 -04:00 |
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Thomas Harte
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fdc854c0c2
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Fixed tone channels; made an attempt at loading PRGs that are supposed to go into RAM.
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2016-06-13 21:49:59 -04:00 |
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Thomas Harte
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efcb196ef7
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Made a complete attempt at the tone channels.
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2016-06-13 20:59:01 -04:00 |
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Thomas Harte
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5fc36b956c
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Attempted most basic sketching of a container for Vic audio.
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2016-06-13 19:30:52 -04:00 |
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Thomas Harte
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e10535181d
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Made an attempt to implement interlaced video.
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2016-06-12 22:27:58 -04:00 |
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Thomas Harte
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4c2b964cd4
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Added NTSC-VIC's switching of phase every field.
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2016-06-12 17:45:25 -04:00 |
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Thomas Harte
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1a2b18f93b
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Steps towards CPU mapping; diagnostic.
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2016-06-12 17:27:57 -04:00 |
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Thomas Harte
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ed76e36b18
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Made basic attempt at 16-line character mode.
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2016-06-12 11:23:57 -04:00 |
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Thomas Harte
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c7c55528e2
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Realised that registers appear also to be readable.
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2016-06-06 20:29:39 -04:00 |
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Thomas Harte
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e8cb674073
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Made some attempt at colours, at least.
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2016-06-06 20:18:24 -04:00 |
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Thomas Harte
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64539a2b24
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Advanced to having some characters displayed, even though they're obviously very much incorrect and the display is still rolling.
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2016-06-06 07:35:35 -04:00 |
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Thomas Harte
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79e05a2413
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Without yet figuring out what vertical sync is meant to do, moved just about far enough forwards to see _something_ that hopefully I can soon discern characters within.
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2016-06-05 18:02:49 -04:00 |
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Thomas Harte
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444d3b69b6
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Made some elementary attempt to hit something like the correct states within the VIC.
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2016-06-05 17:06:10 -04:00 |
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Thomas Harte
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9e9e50edb1
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Added guess on how colour memory and the 12-bit bus possibly works.
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2016-06-05 16:28:06 -04:00 |
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Thomas Harte
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3be1ce457b
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Made some attempt at discerning fields.
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2016-06-05 14:05:31 -04:00 |
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Thomas Harte
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9566c87532
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Added enough to the machine that the 6560 can now produce output if it wishes.
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2016-06-05 12:11:12 -04:00 |
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Thomas Harte
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f922d38ed2
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The Vic now captures the ROMs sent to it and has just enough infrastructure to get to a black screen. Progress!
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2016-06-05 10:51:07 -04:00 |
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