Thomas Harte
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7f8f1d7e61
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Avoid BASIC 2.1 requirement when running 1.1.
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2023-05-15 10:17:27 -04:00 |
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Thomas Harte
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8f2e94a1d8
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Switch name back to emphasise _async_.
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2022-07-16 14:41:04 -04:00 |
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Thomas Harte
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bf03bda314
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Generalise AsyncTaskQueue, DeferringAsyncTaskQueue and AsyncUpdater into a single template.
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2022-07-14 16:39:26 -04:00 |
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Thomas Harte
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6dabdaca45
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Switch to int; attempt to do a better job of initial audio filling.
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2022-07-09 13:33:46 -04:00 |
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Thomas Harte
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b097b1296b
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Adopt granular flushing widely.
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2022-07-08 16:04:32 -04:00 |
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Thomas Harte
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f5d3d6bcea
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Splits the lowpass filter into push and pull variants.
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2021-11-21 15:37:29 -05:00 |
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Thomas Harte
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cfaf4a8a65
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Add advised brackets; clarify type punning.
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2021-07-18 22:11:11 -04:00 |
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Thomas Harte
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a4c011e3c0
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Flip meaning of INT1 input read.
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2021-07-09 22:39:51 -04:00 |
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Thomas Harte
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6225abd751
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Adds 6MHz Enterprise option.
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2021-07-07 20:57:04 -04:00 |
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Thomas Harte
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5167d256cc
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Remove detritus.
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2021-07-06 22:43:17 -04:00 |
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Thomas Harte
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16bd826491
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Reduce nesting.
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2021-07-06 22:32:59 -04:00 |
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Thomas Harte
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55af8fa5d9
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Avoid erroneous Nick delays.
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2021-07-06 22:28:44 -04:00 |
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Thomas Harte
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1ec8ff20af
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Ensure data bus is 0xff during interrupts.
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2021-07-06 21:58:17 -04:00 |
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Thomas Harte
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c20e8f4062
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Honours 8/12Mhz selection in non-video delays.
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2021-07-03 23:05:09 -04:00 |
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Thomas Harte
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4add48cffb
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Obey Dave's 8/12MHz programmable divider.
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2021-07-03 22:43:20 -04:00 |
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Thomas Harte
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43ceca8711
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Use type alias.
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2021-07-03 19:10:39 -04:00 |
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Thomas Harte
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5715c9183f
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The target is now definitely used.
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2021-07-03 15:20:37 -04:00 |
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Thomas Harte
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2a6fff2008
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Takes a stab at what might happen if you read from Nick.
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2021-07-03 13:06:07 -04:00 |
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Thomas Harte
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f384370b18
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Switch what's left of Enterprise logging to actual LOGs.
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2021-07-03 12:50:46 -04:00 |
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Thomas Harte
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7826a26c7b
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Adds Enterprise composite video option.
While enabling more pixels on the left for RGB mode.
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2021-07-02 21:42:09 -04:00 |
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Thomas Harte
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763b9ba0ec
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Ensure the splash screen is skipped for self-booting disks.
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2021-07-02 21:11:54 -04:00 |
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Thomas Harte
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742d44a532
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Switch to an activity-based typing trigger; add a target loading command.
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2021-07-01 22:53:23 -04:00 |
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Thomas Harte
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52b96db2b9
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Correct syntax, mapping and inter-key timing.
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2021-07-01 21:18:15 -04:00 |
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Thomas Harte
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0b9de78c38
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Add typer support for the Enterprise.
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2021-07-01 21:05:03 -04:00 |
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Thomas Harte
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7f08218b28
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The Nick interrupt input also seems to be a live poll, not a retrieval of the mask.
This corrects the two pieces of software I knew not to be working.
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2021-06-28 22:10:11 -04:00 |
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Thomas Harte
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2c139ad931
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Adds some notes to self.
I think I'm starting to find enough information to handle tapes.
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2021-06-28 22:03:06 -04:00 |
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Thomas Harte
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1119779c8b
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Ensure EXDOS card is completely disabled if no FDC is present.
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2021-06-28 21:47:53 -04:00 |
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Thomas Harte
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36805cb120
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Correct tone channel interrupts, remove dead warning.
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2021-06-27 23:21:00 -04:00 |
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Thomas Harte
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b93575bbcc
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Spots that b0 and b2 of 0xb4 are 'dividers', not enables.
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2021-06-27 22:33:20 -04:00 |
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Thomas Harte
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e4a650aaff
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Implements the 1Hz interrupt.
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2021-06-27 21:47:21 -04:00 |
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Thomas Harte
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2f53b105bb
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The Enterprise is now an Activity::Source; also sketches out the owner of Dave's timed interrupt logic.
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2021-06-27 21:02:04 -04:00 |
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Thomas Harte
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be19fa9dde
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This mapping needs to know where it will occur.
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2021-06-27 17:30:09 -04:00 |
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Thomas Harte
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81e9ba5608
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This is correct from the Enterprise's side of things, I think.
I just need to complete the missing part of JustInTimeActor. After I do some empirical testing of this.
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2021-06-27 17:24:21 -04:00 |
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Thomas Harte
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1ea034310a
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Edge up very close to video waits.
I just need to implement back conversions that include marginal phase over in the JustInTimeActor.
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2021-06-27 16:28:01 -04:00 |
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Thomas Harte
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895d98e266
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Implements out-of-video-area pauses.
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2021-06-27 16:11:22 -04:00 |
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Thomas Harte
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903e343895
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Attempts to complete Dave's audio duties.
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2021-06-27 14:06:49 -04:00 |
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Thomas Harte
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f8bb66d2a0
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Attempts an essentially-complete implementation of tone channels.
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2021-06-26 23:39:59 -04:00 |
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Thomas Harte
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1a97cc8a91
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Start making some effort towards audio generation.
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2021-06-24 22:21:01 -04:00 |
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Thomas Harte
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2c2bb3765f
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Withdraws the EPDOS option.
At least for now; it's something to worry about later.
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2021-06-23 19:32:34 -04:00 |
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Thomas Harte
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0d165740ea
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Honours memory size request.
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2021-06-22 21:48:55 -04:00 |
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Thomas Harte
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a66734883a
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Starts sketching out Dave.
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2021-06-22 19:33:41 -04:00 |
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Thomas Harte
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e062780968
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Extends back to 128kb and stops halting on unrecognised ports.
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2021-06-22 06:15:42 -04:00 |
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Thomas Harte
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117f9a9794
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Adds notes on intended meaning of status register.
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2021-06-21 07:31:58 -04:00 |
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Thomas Harte
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b49cc407c6
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Adds some guesses as to the EXDos expansion.
... with plenty left to do.
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2021-06-20 22:30:27 -04:00 |
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Thomas Harte
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954386f1cc
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Creates a shell for the disk-drive add-on card.
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2021-06-20 20:50:23 -04:00 |
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Thomas Harte
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d7ff6bd04d
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Adds necessary declarations to install a DOS ROM.
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2021-06-20 20:30:54 -04:00 |
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Thomas Harte
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d8b9cdf7a2
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Correct multiplier.
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2021-06-20 14:25:37 -04:00 |
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Thomas Harte
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2fe15a6168
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Switch to idealised Nick clock rate.
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2021-06-20 14:21:56 -04:00 |
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Thomas Harte
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0e1e8c7faa
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Attempts to support the panoply of EXOS and BASIC versions.
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2021-06-19 22:59:09 -04:00 |
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Thomas Harte
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1651efe4fc
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Ensures all keys are initially unpressed.
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2021-06-19 13:03:31 -04:00 |
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