Macintosh-HW/macsehw
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Author SHA1 Message Date
Andrew Makousky
fd916b3d5c Eliminate arduino_sdef.h, add Group data addresses, other cleanup. 2020-09-04 17:21:25 -05:00
Andrew Makousky
1f8d0f8163 Fix a bunch of issues with ATTiny85 RTC implementation. 
Decouple from Arduino libraries, use a small header file instead.
Now compiles with plain avr-gcc.  Still needs more work.
 2020-09-04 06:28:46 -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
83e915f885 Symlink for macse. 2020-08-26 17:04:57 -05:00
Andrew Makousky
86767719c7 Remove placeholder README.md, use submodule instead. 2020-08-26 16:34:10 -05:00
Andrew Makousky
ba54302d2b Plan out big audacious Macintosh family designs goal. 2020-08-26 16:28:15 -05:00
Andrew Makousky
4b8dad3033 Note reserved status of "*EAREN" signal. 2020-08-10 14:33:54 -05:00
Andrew Makousky
9e63683576 More likely 1/6W. 
Compare with PSU schematic and the blurry message looks more convincing.
 2020-08-09 14:12:23 -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
1a65308a45 Do not link/commit the PDF. 2020-08-08 00:01:23 -05:00
Andrew Makousky
7352d25cb2 Retrace looking really good now, more text facts added. 2020-08-07 23:11:53 -05:00
Andrew Makousky
217bf4e835 Fill in note line based off of similar schematic. 2020-08-07 06:23:16 -05:00
Andrew Makousky
7d7a495cae Comments on BBU functions and signal discipline. 2020-08-07 04:48:07 -05:00
Andrew Makousky
3295dde1f7 It's an F, not a 2. 2020-08-07 02:39:24 -05:00
Andrew Makousky
02000977b7 Fix ER -> BR CPU signal name. 2020-08-07 01:46:47 -05:00
Andrew Makousky
42d38b913a Right, not left. 2020-08-07 01:04:44 -05:00
Andrew Makousky
1672ca79bd Fix RAM jumper text. 2020-08-06 23:09:36 -05:00
Andrew Makousky
b2a8715ead Remove red markers after verifying logic of F257 A lines. 2020-08-06 21:48:54 -05:00
Andrew Makousky
a96a03d889 Fix errors on F257 address labels. 2020-08-06 21:11:22 -05:00
Andrew Makousky
7472497a96 Placeholder for bare MLB PCB photos source. 2020-08-06 19:33:46 -05:00
Andrew Makousky
f9e7b41038 Correct refences to page 2 and 3. 2020-08-06 18:56:36 -05:00
Andrew Makousky
0de2c69b3b Correct pinout of RAM SIMMs. 2020-08-06 18:45:12 -05:00
Andrew Makousky
a9489dde08 Punctuation fixes. 2020-08-06 18:15:09 -05:00
Andrew Makousky
233cca5a98 Link to retrace in deeper README. 
Remove redundant quotes.
 2020-08-06 18:12:33 -05:00
Andrew Makousky
4ce5af75c2 Initial commit 2020-08-06 18:06:49 -05:00