6502/CLK
1
0
Fork 0
mirror of https://github.com/TomHarte/CLK.git synced 2024-11-29 12:50:28 +00:00
Code Issues Projects Releases Wiki Activity
11,661 Commits 8 Branches 121 Tags 496 MiB
8d0d7abd5a
Commit Graph

28 Commits

Author SHA1 Message Date
Thomas Harte
d90eedfc8c Adjust bit polarity, meaning. 2024-04-30 22:49:26 -04:00
Thomas Harte
a997b6c677 Wire drives for IBM-style RDY. 2024-04-30 22:18:17 -04:00
Thomas Harte
c134c7bdc2 Fix: signal is 'flyback', not sync. 2024-04-10 21:53:38 -04:00
Thomas Harte
6c6cda3db5 Use clocking hints. 2024-04-09 22:22:03 -04:00
Thomas Harte
a5a653d684 Factor vsync state into IO reads. 2024-04-09 21:49:00 -04:00
Thomas Harte
ec73c00c3b Silence the routine stuff of interrupt masks. 2024-04-09 20:57:57 -04:00
Thomas Harte
169298af42 Plumb through disk insertion. 
Surprisingly: some things now load.
 2024-04-08 21:15:40 -04:00
Thomas Harte
ffd298218c Tie off initial values; fix FIQ usage. 2024-04-07 21:58:16 -04:00
Thomas Harte
d2b077c573 Start wiring in a floppy controller. 2024-04-07 21:22:35 -04:00
Thomas Harte
335d13d06d Mildly improve logging, define a few more ROMs. 2024-03-30 21:49:21 -04:00
Thomas Harte
8a6bf84cff Keyboard: log more, ignore unrecognised commands. 2024-03-29 20:54:07 -04:00
Thomas Harte
a0fdd8f4eb Resolve magic constant. 2024-03-28 22:15:27 -04:00
Thomas Harte
bda1783624 Make new guess at non-byte IOC reads. 2024-03-28 22:10:49 -04:00
Thomas Harte
a2d95cb982 Shuffle notes. 2024-03-25 21:31:59 -04:00
Thomas Harte
1154ffd072 Add a 'drive in use' indicator LED. 2024-03-25 15:03:54 -04:00
Thomas Harte
8ba9708942 Hopefully resolve the mystery of the latch writes. 2024-03-25 14:54:30 -04:00
Thomas Harte
521fca6089 Expose full bus to IOC dependents; add notes. 2024-03-25 11:07:44 -04:00
Thomas Harte
ae684edbe1 Formally decode bank/offset/type. 2024-03-25 10:16:36 -04:00
Thomas Harte
c1602cc8fe The keyboard and interrupts are currently trusted. 2024-03-23 21:49:52 -04:00
Thomas Harte
ccfc389274 Quieten where now confident. 2024-03-23 21:03:06 -04:00
Thomas Harte
4215edd11b Reduce noise. 2024-03-23 20:12:56 -04:00
Thomas Harte
5ccb18225a Provide key states to the keyboard. 2024-03-23 15:43:04 -04:00
Thomas Harte
ae6cf69449 Move responsibility for clock division; reinstate vsync interrupt. 2024-03-22 10:01:34 -04:00
Thomas Harte
2de1a2dd0d Install and properly clock a CRT. 2024-03-21 20:41:24 -04:00
Thomas Harte
1f49c3b113 Give sound and video somewhere to read from. 2024-03-21 20:22:20 -04:00
Thomas Harte
417c6c4629 Announce changes. 2024-03-21 10:51:52 -04:00
Thomas Harte
2d6a4d490e Add dummy retrace interrupt. 2024-03-21 10:02:56 -04:00
Thomas Harte
1341816791 Break apart, switching to delegates for interrupts. 2024-03-20 14:26:56 -04:00