Commit Graph
24 Commits
Author SHA1 Message Date
Thomas Harte 8b1c1e9c7a Add TODO. 2026-05-12 15:09:23 -04:00
Thomas Harte 91ec4012b9 Don't impose NTSC colour bursts on PAL. 2026-05-12 14:07:10 -04:00
Thomas Harte f7bf10698c Switch 'colour' palettes. 2026-05-12 12:32:07 -04:00
Thomas Harte c55bccb215 Attempt full accounting for 6847 modes. 2026-05-12 12:25:12 -04:00
Thomas Harte 72fbd34ba3 Adjust means of mode capture. 2026-05-12 11:28:33 -04:00
Thomas Harte 716f06b1f2 Tweak colour-burst phase. 2026-05-07 15:07:12 -04:00
Thomas Harte ef494af270 Do _something_ for pixel modes. 2026-05-07 14:41:15 -04:00
Thomas Harte 779b370796 Make 6847 just-in-time; wire through IRQs. 2026-05-06 17:31:03 -04:00
Thomas Harte 276238895e Implement next_sequence_point. 2026-05-06 17:14:16 -04:00
Thomas Harte 197a79192d Expose h/vsync getters. 2026-05-06 16:27:03 -04:00
Thomas Harte 05f0f4fbdf Add TODOs on remaining work. 2026-05-06 14:44:12 -04:00
Thomas Harte e71504f298 Configure address generation as per mode. 2026-05-06 14:32:54 -04:00
Thomas Harte f9d25b5f93 Fix to post hoc address increment. 2026-05-06 12:41:36 -04:00
Thomas Harte e51cdd14b2 On further reading: the 6883 and 6847 use different address logic. 2026-05-06 12:05:25 -04:00
Thomas Harte 1d3c4ca51a Include a colour burst. 2026-05-05 21:40:32 -04:00
Thomas Harte 3798153ceb Implement probably-correct line timings. 2026-05-05 21:32:58 -04:00
Thomas Harte 03ccc8186a This probably still isn't correct, but restores text. 2026-05-05 15:25:40 -04:00
Thomas Harte 1af2b1f24e Hard code way into actual character display. 2026-05-04 20:52:11 -04:00
Thomas Harte 2bed78886b Guess at line timing. 2026-05-04 20:41:55 -04:00
Thomas Harte 2e014f5363 Get to a stable display of vertical lines. 2026-05-04 20:35:38 -04:00
Thomas Harte 08ec74824c Resolve horizontal timing errors. 2026-05-04 16:53:42 -04:00
Thomas Harte 832a031b80 Build faulty frame logic. 2026-05-04 16:46:37 -04:00
Thomas Harte f6eece09b5 Import default font. 2026-05-04 12:29:15 -04:00
Thomas Harte c2d1a94f07 Add file for 6847. 2026-05-04 12:22:15 -04:00