Thomas Harte
1f8b69a5b0
Attempts to honour the full CRTC 'sync' period, placing blank and the colour burst.
2018-06-20 22:38:54 -04:00
Thomas Harte
acb74185d5
Revokes test logging.
2018-06-19 19:39:09 -04:00
Thomas Harte
1bdc718527
Ensures the MSX reports the proper number of drives.
2018-06-18 22:15:52 -04:00
Thomas Harte
685a80f95b
Ensures the Electron Plus 3 properly announces drives to an activity observer.
...
Does away with lazy allocation as not all that helpful, and liable to cause complexity.
2018-06-18 21:49:57 -04:00
Thomas Harte
6a3702a5c7
Reduces space for floating point accuracy errors.
2018-06-16 22:22:40 -04:00
Thomas Harte
7728adfc5a
Eliminates repetition of the 10 constant.
2018-06-14 17:23:47 -04:00
Thomas Harte
51da21b844
Formally introduces keyboard-as-joystick for the Mac, and fixes discovered joystick issues.
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Specifically:
* digital to analogue conversion not returning to centre;
* Apple II axes being the wrong way around; and
* Apple II buttons using improper selection logic.
2018-06-13 19:22:34 -04:00
Thomas Harte
0be19d8de7
Ensures analogue channels which are already charging don't abide by c070.
2018-06-13 18:16:02 -04:00
Thomas Harte
f26e4734b3
Adds use of joystick input in the Apple II.
2018-06-12 22:21:43 -04:00
Thomas Harte
f1b430338e
Makes the Apple II a joystick machine.
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Albeit that the values supplied to its joysticks do not currently make it into the emulated state.
2018-06-11 22:16:32 -04:00
Thomas Harte
2954373115
Introduces an intermediary for digital <-> analogue conversion.
2018-06-11 21:35:03 -04:00
Thomas Harte
42d21ea3a9
Merge branch 'master' into Joystick
2018-06-10 21:08:59 -04:00
Thomas Harte
7d761f145f
Corrects typo that mapped Apple II options to the Electron.
2018-06-10 21:05:14 -04:00
Thomas Harte
3ea2a4ccb8
Moves the joystick class towards accepting analogue inputs.
2018-06-10 20:45:52 -04:00
Thomas Harte
69da00fcfb
Modifies test slightly for usual RWTS16 location.
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Also eliminates messy print logging.
2018-06-10 18:41:09 -04:00
Thomas Harte
d576ff1172
Exposes DOS 3.3 acceleration as an option.
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Albeit with an unhelpful label in the macOS GUI for now.
2018-06-10 18:28:29 -04:00
Thomas Harte
af54666c23
Implements RWTS acceleration.
2018-06-10 17:58:16 -04:00
Thomas Harte
12c59ede09
Adds writeback of track location.
2018-06-09 20:34:12 -04:00
Thomas Harte
b4d0d4fff6
Starts building out some fast-loading infrastructure for DOS 3.3.
2018-06-09 17:29:14 -04:00
Thomas Harte
dde9b73a22
Creates the through-path that will be necessary for RWTS acceleration.
2018-06-09 12:51:53 -04:00
Thomas Harte
fb4bb21bf6
Ensures an objective copy of the bus address is kept, and forwarded to cards.
2018-06-08 20:12:15 -04:00
Thomas Harte
d380595ad4
Unrolls the loops for slightly fewer conditionals.
2018-06-03 07:27:03 -04:00
Thomas Harte
d84b8700a3
Switches the Apple II to one byte per pixel.
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Just trying to get it right for now; optimisation to come.
2018-06-02 22:03:45 -04:00
Thomas Harte
80b281d9f1
Switches back to whole bytes per pixel, owing to persistent precision problems at 1bpp.
...
Also fixes the inaccurately-named `cycles_since_update_`.
2018-06-02 18:25:00 -04:00
Thomas Harte
69dc3cc4d8
Switches to using the same varying for byte and subpixel selection.
2018-06-01 22:52:29 -04:00
Thomas Harte
0833412df9
Corrects port for ZON-X reads.
2018-06-01 19:45:37 -04:00
Thomas Harte
35e84ff1a8
Corrects NTSC quadrature phase.
2018-05-31 21:40:46 -04:00
Thomas Harte
8dd7c6ef23
Eliminates 'reversed_c' as I no longer believe low-resolution colour numbers are reversed.
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Also gets explicit about phase.
2018-05-29 22:30:45 -04:00
Thomas Harte
b2464598d0
Forces the Apple II bus handler call inline.
2018-05-28 18:21:01 -04:00
Thomas Harte
6812a001d8
Teaches the Oric to apply a lighter Disk II touch when possible.
2018-05-28 18:20:43 -04:00
Thomas Harte
928aab13dc
Introduces more granular clocking announcements to the Disk II.
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As well as making it accept the clock rate it'll actually receive, to supply to the drives, so that they spin at the proper speed.
2018-05-28 17:19:29 -04:00
Thomas Harte
f3fe711542
Attempts to reduce FDC costs.
2018-05-27 23:55:04 -04:00
Thomas Harte
db8d8d8404
Commutes Sleeper to ClockingHint::Source, making state more granular.
2018-05-27 23:17:06 -04:00
Thomas Harte
7c3dd55e5c
Corrects typo and improves exposition.
2018-05-24 18:57:35 -04:00
Thomas Harte
1b43381be0
Corrects meaning of the Microdisc's paging control.
2018-05-24 18:53:02 -04:00
Thomas Harte
a4d7703efd
Adds missing #include.
2018-05-23 22:28:00 -04:00
Thomas Harte
f9c25372c2
Ensures cards get messaged regardless of memory area.
2018-05-22 21:49:34 -04:00
Thomas Harte
ea92363e6c
Attempts to get the Apple II to honour the AppleII::Card select constraints appropriately.
2018-05-22 20:34:59 -04:00
Thomas Harte
015f692bd3
The Disk II card now commutes Disk II sleep activity to select constraints.
2018-05-22 19:51:39 -04:00
Thomas Harte
80d34f5511
Specs out a new AppleII::Card interface.
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Doesn't yet fully implement it on the Apple II side though.
2018-05-21 20:54:53 -04:00
Thomas Harte
e482929da8
Enhances the Disk II's ability to sleep.
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Also enables Disk II sleep observation in the Oric.
2018-05-19 23:15:28 -04:00
Thomas Harte
7b7beb13a3
Eliminates the fiction of setting and getting registers.
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The Disk II seems lower level than that; it will read the data bus whenever it likes, it is the programmer's responsibility to keep up with that. It also reserves the right not to load the bus regardless of whether it receives a read or write access.
2018-05-17 21:39:11 -04:00
Thomas Harte
b3f4d0ed8c
Imposes a three-cycle penalty for SN76489 access.
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This is my reading of (i) the SN76489 data sheet; plus (ii) the ColecoVision schematic.
2018-05-16 19:06:03 -04:00
Thomas Harte
7c2721d54d
Adjusted number again. But we'll see.
2018-05-15 20:43:13 -04:00
Thomas Harte
8907d0a9a7
Adds a low-pass filter to the Apple II's audio.
2018-05-14 21:56:14 -04:00
Thomas Harte
5107c7c23d
Ensures all keypresses are entered as upper case.
2018-05-13 22:40:28 -04:00
Thomas Harte
4dbd1f1358
Corrects Disk II ROM visibility.
2018-05-13 22:36:02 -04:00
Thomas Harte
dea9892a85
Attempts to implement vapour lock bus behaviour.
2018-05-13 18:53:32 -04:00
Thomas Harte
7226d8d4f7
Eliminates all instances of µ.
2018-05-13 15:46:14 -04:00
Thomas Harte
ad9b0cd4e3
Eliminates all endashes.
2018-05-13 15:43:03 -04:00
