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3,674 Commits 10 Branches 118 Tags 495 MiB
eecea93b3b
Commit Graph

1174 Commits

Author SHA1 Message Date
Thomas Harte
eecea93b3b Simplifies the test for resetting the ZX80/81 line counter. 2018-05-01 21:31:37 -04:00
Thomas Harte
f4097290c2 Made various corrections following a quick for-loop constness audit. 2018-04-30 22:23:57 -04:00
Thomas Harte
265bc80d44 Attempts to introduce sleeping to the Disk II. 2018-04-29 17:52:29 -04:00
Thomas Harte
10c0e687f5 Attempts to introduce sleeping for the Disk II. 2018-04-29 17:51:10 -04:00
Thomas Harte
850a394eb5 Corrects graphics 'carry' — the potential holdover into delayed bytes. 2018-04-26 19:26:43 -04:00
Thomas Harte
244721a6f8 Corrects graphics mode address generation. 2018-04-25 22:26:01 -04:00
Thomas Harte
b4f6dee954 Ensures the contextually-proper boot and state machine ROMs are requested. 2018-04-24 20:25:02 -07:00
Thomas Harte
2685e9087e Changes the default-assigned Disk II card slot from 7 to 6. 2018-04-24 20:24:44 -07:00
Thomas Harte
7061537ff5 Makes joined-up attempt to run data through the Disk II. 2018-04-24 19:44:45 -07:00
Thomas Harte
2f2390b5aa Adds F12 as a reset key, triggers cards upon a flush. 2018-04-24 09:03:30 -07:00
Thomas Harte
af61bbc3e2 Attempts actual performance of the state machine. 2018-04-24 08:29:05 -07:00
Thomas Harte
56d88f23ef Teeters closer and closer to trying actually to run the Disk II state machine. 2018-04-23 22:29:36 -07:00
Thomas Harte
4bff44377a Attempts to route Disk II requests to the thing itself. 2018-04-23 22:11:31 -07:00
Thomas Harte
7463edaa1b Attempts to bring card support to the Apple II, and adds a 'has disk' flag. 2018-04-23 21:14:45 -07:00
Thomas Harte
e92e06a5f4 Doubled down on the ROMMachine::ROMFetcher typedef. 2018-04-23 20:20:14 -07:00
Thomas Harte
6592745e53 Adds the bare minimum to respond to attempts to open NIB files with an Apple II. 2018-04-21 21:21:57 -07:00
Thomas Harte
5968c9a391 Corrects Apple II output audio. 2018-04-21 14:56:50 -07:00
Thomas Harte
aebe8a64a2 Removes empty printf. 2018-04-20 10:58:23 -04:00
Thomas Harte
b8ae283049 Implements correct text inverse/flashing. 2018-04-19 22:14:22 -04:00
Thomas Harte
e03a403a51 Adds exposition. 2018-04-19 20:41:09 -04:00
Thomas Harte
ba43b3e6b8 Reverses bit order of graphics stream; apparently the ROM is backwards. 2018-04-19 20:39:38 -04:00
Thomas Harte
b4a2d1395c Ensures left and right cursor keys work. 2018-04-18 22:23:31 -04:00
Thomas Harte
f5ae8d0f79 Attempts to be more rigorous about clock rates. 2018-04-18 21:52:22 -04:00
Thomas Harte
5f1c210746 Simplifies and corrects low-resolution colour generation. 
Possibly disproving the premise for this whole experiment, all colours seem immediately to work correctly. Hmmm.
 2018-04-18 21:41:11 -04:00
Thomas Harte
f6c2f6e896 Slightly adjusts colour burst logic to fix transition lines in mixed mode. 2018-04-18 20:39:12 -04:00
Thomas Harte
6547560e52 Gives the CRT the ability to move iCoordinate multiplication outside of the fragment loop. 
That resolves precision issues, as were plaguing the Apple II.
 2018-04-18 19:29:03 -04:00
Thomas Harte
a167e3849b Allows multiple ROMs to be inserted into the Electron. 2018-04-18 18:13:30 -04:00
Thomas Harte
f22c23cb4c Attempts to bring audio to the Apple II. 
By factoring the audio toggle out from the MSX.
 2018-04-17 22:28:13 -04:00
Thomas Harte
a07c99d778 Completes first draft of Apple II video hardware. 2018-04-17 22:04:02 -04:00
Thomas Harte
1c605d58e3 Removes the CRT requirement for an integral relationship between cycles and samples. 2018-04-16 20:00:56 -04:00
Thomas Harte
6a79ce9eb1 Adds enough to the Apple II's video that I can see what's going on with soft switches. 2018-04-15 21:55:26 -04:00
Thomas Harte
465c38f03c Extends the keyboard protocol and adds keyboard input to the Apple II. 2018-04-15 21:11:30 -04:00
Thomas Harte
be05d51e07 Now gives something a lot like the proper character output. 2018-04-15 20:31:04 -04:00
Thomas Harte
9bc470027e Put enough in place to get a visual representation of video memory. 
Not the correct one, and so as to indicate that the machine isn't booting, surprisingly.
 2018-04-15 19:35:08 -04:00
Thomas Harte
335c633884 Retrenches temporarily to full 8bpp output; introduces extra half a colour cycle of pause. 2018-04-15 18:54:05 -04:00
Thomas Harte
cd26f11818 Fixes documentation misstatement. 2018-04-15 18:00:51 -04:00
Thomas Harte
abe47b6ed8 Makes first attempt at a stable display area. Not entirely successful. 2018-04-15 18:00:40 -04:00
Thomas Harte
61659faeaa Adds the necessary call-outs to allow implementation of video generation. 2018-04-15 15:13:07 -04:00
Thomas Harte
71adb964e5 The Apple II now has a functioning processor, ROM and RAM. 2018-04-14 21:41:26 -04:00
Thomas Harte
e599e65087 Switches to use of the TargetList typedef wherever possible. 2018-04-14 19:46:38 -04:00
Thomas Harte
7efee9b52b Does the bare minimum to create a class skeleton for Apple II implementation. 2018-04-14 19:46:15 -04:00
Thomas Harte
079dc671e1 Rationalises per-machine static analyser call pattern, and adds Apple II as an option. 2018-04-14 12:12:12 -04:00
Thomas Harte
15f7cbe8c1 Corrects capitalisation. 2018-04-11 22:06:50 -04:00
Thomas Harte
428b6145fa Converts 6560 to more project normative templated form. 2018-04-11 22:00:42 -04:00
Thomas Harte
3ad0b31db8 Limits regions accessible to the 6560 to those built into the machine. 2018-04-11 21:35:23 -04:00
Thomas Harte
94b1c37fb2 Slightly simplifies bus decoding. 2018-04-08 18:51:37 -04:00
Thomas Harte
b20cbcd5fe Causes the Vic-20 to obey its own has_c1540 flag. 2018-04-08 17:35:02 -04:00
Thomas Harte
865c47a1ac Names the magic constants. 2018-04-08 10:35:07 -04:00
Thomas Harte
3821679efd Switches to bit unpacking on the GPU. 2018-04-07 22:17:47 -04:00
Thomas Harte
10f637d2cf Enhances the CompoundSource so that constituents can have different volumes. 2018-04-07 14:30:02 -04:00