Commit Graph

43 Commits

Author SHA1 Message Date
Andrew Makousky f60cd7e9ad Rename to proper glu.jed. 2021-04-04 11:21:42 -05:00
Andrew Makousky 02dcdadf15 Correction: Macintosh does not invert video signal. 2021-04-03 17:29:37 -05:00
Andrew Makousky 20c56b0eda Revisited PAL logic equations, now looking really great! 2021-04-03 16:44:32 -05:00
Andrew Makousky 4b6025439a Add useful datasheets and info when working with BBU. 2020-12-31 10:06:37 -06:00
Andrew Makousky 7669cfec2e Add CAS PAL. 2020-12-31 09:23:08 -06:00
Andrew Makousky cd0f4a244e Documentation updates. 2020-12-31 08:27:53 -06:00
Andrew Makousky f6d5493880 Commit a copy of Kai's GLU and MLB BOM. 2020-12-30 17:54:15 -06:00
Andrew Makousky 198bf1fac1 ASG on mac128pal.v, documentation links. 2020-12-30 17:02:42 -06:00
Andrew Makousky 7be998a7e5 mac128k PAL equations looking pretty good now. 2020-12-27 22:25:03 -06:00
Andrew Makousky bf64640d5a Fix some of the mac128pal problems. 2020-12-27 18:43:37 -06:00
Andrew Makousky 92edcf0931 Transition to continuous assign, revealed equation problems.
But otherwise with problems fixed, simulation should be a lot faster.
2020-12-27 15:52:23 -06:00
Andrew Makousky 56dd957402 Mac 128k PAL signals mostly working, hooray!
Also start working on BBU video timing signals, and documentation
improvements.
2020-12-27 09:19:35 -06:00
Andrew Makousky 306024838b Finally figured out S5 is a pull-up resistor. 2020-12-24 11:23:08 -06:00
Andrew Makousky b957f0cb84 Commit work-in-progress.
Some improvements made on accuracy of circuit descriptions.
2020-12-22 18:05:27 -06:00
Andrew Makousky 6a74bb5a13 Markdown file extension. 2020-12-20 09:53:31 -06:00
Andrew Makousky a72a279d0f Add documentation on Macintosh case screws. 2020-12-20 09:48:11 -06:00
Andrew Makousky 6618602b1a BBU: Fix standard logic sim errors, naming improvement. 2020-11-30 13:50:57 -06:00
Andrew Makousky fe87fea02c Fixes to mac128k PAL simulation issues, more documentation. 2020-11-28 16:36:09 -06:00
Andrew Makousky c490406c81 BBU: More analysis and insight. 2020-11-25 17:18:41 -06:00
Andrew Makousky 602a9b564d BBU: Add DRAM sim, almost done with mac128k. 2020-11-25 06:04:07 -06:00
Andrew Makousky 6678c4b2ab Commit BBU work-in-progress.
For comparative simulation, I'm also assembling the logic of the earlier
Macintosh 128K, and possibly also Macintosh Plus, in Verilog, and
planning on doing MLB board-level simulations too.
2020-11-25 01:05:48 -06:00
Andrew Makousky 4fa9303844 BBU: Commit work-in-progress, lots of corrections to be made. 2020-11-20 20:19:52 -06:00
Andrew Makousky 62d2e920e7 Commit work-in-progress.
Much better BBU pinout chart, lots of notes learned from Guide to the
Macintosh family hardware.
2020-11-18 10:21:05 -06:00
Andrew Makousky 12eb917c24 Fix macro use bugs found with new iverilog. 2020-11-15 22:29:54 -06:00
Andrew Makousky 757acda304 Better BBU README documentation. 2020-11-15 22:03:08 -06:00
Andrew Makousky 58759b51b8 BBU work-in-progress, fix a few documentation issues. 2020-11-15 20:36:44 -06:00
Andrew Makousky f9200e43ac Commit work-in-progress of BBU FPGA in Verilog. 2020-10-25 09:00:40 -05:00
Andrew Makousky 389122f2aa Fix some Mac SE schematic redraw errors, more detailed BBU notes. 2020-10-18 14:47:39 -05:00
Andrew Makousky 56c2d2a139 Improve color matching on mac128k box art. 2020-10-18 12:15:45 -05:00
Andrew Makousky cbf688bd19 Better info on BBU functions. 2020-10-18 12:15:14 -05:00
Andrew Makousky 5c5c078ae4 Packaging: Add Macintosh 128k design. 2020-10-16 12:43:53 -05:00
Andrew Makousky 1d08b176de Add packaging foam retrace work files. 2020-10-10 10:55:32 -05:00
Andrew Makousky 6f71120bbb Note source photo URL. 2020-10-09 19:22:47 -05:00
Andrew Makousky 3c97c4af43 Add script for getting Macintosh SE/30 halftone. 2020-10-09 19:13:21 -05:00
Andrew Makousky bde06c2193 Merge branch 'master' of https://github.com/quorten/macsehw 2020-10-03 17:54:04 -05:00
Andrew Makousky 8b253a827a Macintosh SE box layout update, add SE/30 box layout. 2020-10-03 17:46:05 -05:00
Andrew Makousky b8666e8f7c packaging: Use correct box background color. 2020-09-22 13:38:02 -05:00
Andrew Makousky 097581b80a Reference Google drive parent directory. 2020-09-01 23:01:44 -05:00
Andrew Makousky b4c3ebd32a Add shipping cardboard box design. 2020-09-01 00:51:49 -05:00
Andrew Makousky 4b8dad3033 Note reserved status of "*EAREN" signal. 2020-08-10 14:33:54 -05:00
Andrew Makousky 6ca3b92810 Document "*EXT.DTK" signal properly.
PDS slot pinouts have now been verified, remove TODO note.
2020-08-08 19:05:41 -05:00
Andrew Makousky 7d7a495cae Comments on BBU functions and signal discipline. 2020-08-07 04:48:07 -05:00
Andrew Makousky 4ce5af75c2 Initial commit 2020-08-06 18:06:49 -05:00