Thomas Harte
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1135576a3a
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Comments in slightly more detail.
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2019-10-28 22:12:56 -04:00 |
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Thomas Harte
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1d790ec2a9
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Adds the option for a clock conversion to JustInTimeActor and slows the MFP's clock rate.
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2019-10-28 21:35:10 -04:00 |
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Thomas Harte
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95d3b6e79f
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Adds a through route for the FDC interrupt line.
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2019-10-28 21:13:21 -04:00 |
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Thomas Harte
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d44734d105
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Attempts a fuller setting of GPIP inputs.
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2019-10-27 22:39:21 -04:00 |
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Thomas Harte
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0cb19421e8
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Adds prefix to mouse position response.
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2019-10-27 21:46:03 -04:00 |
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Thomas Harte
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ac39fd0235
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Starts work on the DMA controller.
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2019-10-26 21:33:57 -04:00 |
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Thomas Harte
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ecc0cea5a1
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Added a potential branch for the newer TOS memory map.
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2019-10-26 16:52:06 -04:00 |
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Thomas Harte
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eae11cbf17
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Adds a dummy response for mouse interrogation.
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2019-10-26 16:14:24 -04:00 |
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Thomas Harte
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2207638287
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Adds hsync and vsync interrupts.
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2019-10-25 22:42:13 -04:00 |
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Thomas Harte
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872897029e
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Attempts a complete wiring of 68901 interrupts.
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2019-10-25 22:36:01 -04:00 |
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Thomas Harte
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51b4b5551d
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Actually, I think the 6850 is active low for interrupts.
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2019-10-24 22:37:53 -04:00 |
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Thomas Harte
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092a61f93e
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Does a better job of having just 512kb.
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2019-10-21 23:10:30 -04:00 |
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Thomas Harte
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e30ba58e0d
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Attempts to wire ACIA interrupt signals into the MFP.
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2019-10-21 23:02:30 -04:00 |
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Thomas Harte
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83d73fb088
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The keyboard now responds to a reset on its serial line.
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2019-10-20 23:13:44 -04:00 |
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Thomas Harte
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75c3e2dacd
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Adds basic, incomplete dispatcher for the intelligent keyboard.
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2019-10-20 23:07:19 -04:00 |
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Thomas Harte
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cf07982a9b
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Ensures good serial line and ACIA behaviour.
Next stop: having the intelligent keyboard react.
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2019-10-20 22:10:05 -04:00 |
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Thomas Harte
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696af5c3a6
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Starts to transfer serial line decoding logic into the line itself.
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2019-10-20 20:38:56 -04:00 |
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Thomas Harte
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9a8352282d
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Mostly but not quite fixes serial work.
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2019-10-20 20:38:55 -04:00 |
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Thomas Harte
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34075a7674
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Attempts to tie an intelligent keyboard to the other end of its serial line.
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2019-10-20 20:38:55 -04:00 |
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Thomas Harte
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ff62eb6dce
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The ACIA actually has two clocks, though on an ST they're both 500,000 Hz.
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2019-10-20 20:38:55 -04:00 |
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Thomas Harte
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374439693e
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Ensures serial lines know their writer's clock rate.
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2019-10-20 20:38:55 -04:00 |
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Thomas Harte
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c4ef33b23f
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JustInTimeActors can now specify a clock divider.
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2019-10-20 20:38:55 -04:00 |
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Thomas Harte
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4e5b440145
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Attempts mostly to implement 6850 output.
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2019-10-20 20:38:55 -04:00 |
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Thomas Harte
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97d44129cb
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Ensures all 16 data lines reach the video.
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2019-10-20 20:38:55 -04:00 |
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Thomas Harte
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b0f5f7bd37
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Attempts to start producing actual video.
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2019-10-20 20:38:55 -04:00 |
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Thomas Harte
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a59ec9e818
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Provides a token something where DMA should be.
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2019-10-20 20:38:55 -04:00 |
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Thomas Harte
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4ead905c3c
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Adds an empty shell for the ACIA.
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2019-10-20 20:38:55 -04:00 |
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Thomas Harte
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127bb043e7
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Adds enough logic to advance to an ACIA access error.
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2019-10-20 20:38:55 -04:00 |
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Thomas Harte
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42ebe06474
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Makes an attempt at tracking video sequence points.
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2019-10-20 20:38:55 -04:00 |
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Thomas Harte
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305b1211ba
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Makes a first attempt to box out the ST display area.
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2019-10-20 20:38:54 -04:00 |
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Thomas Harte
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2cf52fb89c
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Makes an unsuccessful first attempt at some timer functionality.
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2019-10-20 20:38:54 -04:00 |
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Thomas Harte
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6e1b606adf
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Adds a target for MFP read/write operations.
Completely without any implementation, so far.
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2019-10-20 20:38:54 -04:00 |
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Thomas Harte
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3bb0bf9e14
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Adds some semblance of an AY.
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2019-10-20 20:38:54 -04:00 |
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Thomas Harte
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87a6d22894
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Starts to formalise the ST memory map a little.
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2019-10-20 20:38:54 -04:00 |
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Thomas Harte
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484a0ceeb8
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Starts forming an Atari ST memory map.
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2019-10-20 20:38:54 -04:00 |
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Thomas Harte
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da1436abd2
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Gifts the Atari ST a 68000 and non-functional video.
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2019-10-20 20:38:54 -04:00 |
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Thomas Harte
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125f781ced
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Starts to create an actual shell of a machine.
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2019-10-20 20:38:54 -04:00 |
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Thomas Harte
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0da1881a07
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Adds an Atari ST enumeration and factory method.
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2019-10-20 20:38:54 -04:00 |
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