 Paul Gardner-Stephen
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b6f6570951
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fix bug in growing line when last line on screen
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2019-04-21 23:15:44 +09:30 |
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Paul Gardner-Stephen
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2a212678c6
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begin implementing scrolling screen
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2019-04-21 23:13:41 +09:30 |
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Paul Gardner-Stephen
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20b223b971
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fix bugs with double-length lines
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2019-04-21 22:26:48 +09:30 |
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Paul Gardner-Stephen
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abb71db8aa
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fix various problems with delete. Now seems to work fairly well.
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2019-04-21 22:09:29 +09:30 |
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Paul Gardner-Stephen
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c23f8cef4f
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implement core of delete char in chrout
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2019-04-21 21:59:06 +09:30 |
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Paul Gardner-Stephen
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07f1a649c5
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implement colour codes and updating colour RAM
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2019-04-21 21:49:43 +09:30 |
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Paul Gardner-Stephen
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6e4ba6ce18
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calculate address of screen colour line
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2019-04-21 21:40:49 +09:30 |
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Paul Gardner-Stephen
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135ac01235
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implement shift + Vendor key to toggle case
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2019-04-21 21:33:52 +09:30 |
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Paul Gardner-Stephen
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3f31054087
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disable screen X Y normalisation debug output
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2019-04-21 00:11:50 +09:30 |
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Paul Gardner-Stephen
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0a0934ce63
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reset key repeat delay when key is released.
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2019-04-21 00:10:33 +09:30 |
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Paul Gardner-Stephen
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b7621f9c7d
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factor out screen coordinate normalisation function
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2019-04-21 00:07:01 +09:30 |
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Paul Gardner-Stephen
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654abce59d
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make sure screen Y is not too large when normalising
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2019-04-21 00:05:16 +09:30 |
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Paul Gardner-Stephen
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b03742b745
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normalise screen X and Y positions when recalculating pointer
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2019-04-21 00:02:23 +09:30 |
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Paul Gardner-Stephen
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00591676dc
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make cursor visible immediately after printing a character, but for only 1 frame, to match C64 KERNAL behaviour
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2019-04-20 23:43:12 +09:30 |
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Paul Gardner-Stephen
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ace97a364c
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fix problems with key repeat
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2019-04-20 23:37:53 +09:30 |
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Paul Gardner-Stephen
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106c9dfd22
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begin implementing key repeat logic
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2019-04-20 23:29:16 +09:30 |
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Paul Gardner-Stephen
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0add45b798
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implement home key
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2019-04-20 23:17:44 +09:30 |
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Paul Gardner-Stephen
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a51c8e9579
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work on cursor control keys in editor
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2019-04-20 23:09:55 +09:30 |
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Paul Gardner-Stephen
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ab34a1de51
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implement bucky keys in keyboard scan routine
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2019-04-20 23:04:50 +09:30 |
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Paul Gardner-Stephen
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513677ac6a
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implement more cursor movement code
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2019-04-20 22:18:52 +09:30 |
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Paul Gardner-Stephen
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c143c1328a
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begin implementing delete in chrout
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2019-04-20 21:54:40 +09:30 |
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Paul Gardner-Stephen
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18b223d1b6
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increase IRQ rate to ~60hz
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2019-04-20 07:22:42 +09:30 |
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Paul Gardner-Stephen
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fa82939cc5
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fix handling of printing $00 chars, and scanning $00 from keyboard matrix
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2019-04-20 02:38:23 +09:30 |
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Paul Gardner-Stephen
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91f2dd02fd
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fix bucky key detection
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2019-04-20 02:35:39 +09:30 |
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Paul Gardner-Stephen
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ce30caeb74
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add missing item in keyboard matrix
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2019-04-20 02:30:56 +09:30 |
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Paul Gardner-Stephen
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a24f56caad
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fix undrawing of cursor when printing chars
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2019-04-20 02:30:36 +09:30 |
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Paul Gardner-Stephen
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a60f262d84
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fix keyboard buffer emptying handling
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2019-04-20 02:15:53 +09:30 |
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Paul Gardner-Stephen
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8a4f4928e5
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begin implementing chrin to read from keyboard buffer
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2019-04-20 02:06:31 +09:30 |
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Paul Gardner-Stephen
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f37e32f856
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stuff newly read keys into the keyboard buffer
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2019-04-20 02:02:45 +09:30 |
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Paul Gardner-Stephen
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1e37babbb7
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fix many problems with new keyboard scan routine
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2019-04-20 01:46:21 +09:30 |
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Paul Gardner-Stephen
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054913ed06
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roll another loop up
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2019-04-20 01:04:48 +09:30 |
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Paul Gardner-Stephen
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7bce9d4c26
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remove non-alpha flag handling
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2019-04-20 01:02:56 +09:30 |
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Paul Gardner-Stephen
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3f18fce879
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unroll loop in keyboard scanner
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2019-04-20 01:01:05 +09:30 |
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Paul Gardner-Stephen
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67b2f3fc7d
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refactor keyboard scanner somewhat, and have no variables in ROM(!)
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2019-04-20 00:59:09 +09:30 |
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Paul Gardner-Stephen
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99b06b843e
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initialise keyboard scanner extra variables
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2019-04-20 00:58:52 +09:30 |
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Paul Gardner-Stephen
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cef8ffeb43
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modify keyboard scan routine to return raw matrix codes
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2019-04-20 00:35:20 +09:30 |
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Paul Gardner-Stephen
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5f6cc08a97
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modify keyboard scan routine to extract bucky bits and store in expected variables
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2019-04-20 00:28:18 +09:30 |
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Paul Gardner-Stephen
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dbf865fc6d
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add keyboard scan to IRQ routine
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2019-04-20 00:28:04 +09:30 |
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Paul Gardner-Stephen
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72baf3869a
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begin importing public keyboard scan routine implementation
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2019-04-20 00:12:50 +09:30 |
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Paul Gardner-Stephen
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415d5a94bb
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hide cursor when drawing, minor other fixes
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2019-04-19 23:40:51 +09:30 |
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Paul Gardner-Stephen
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c46a4aa1dd
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get CIA IRQ running.
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2019-04-19 23:26:49 +09:30 |
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Paul Gardner-Stephen
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b551bc7827
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clear interrupt disable flag when starting BASIC
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2019-04-19 23:12:42 +09:30 |
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Paul Gardner-Stephen
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9908c4e62a
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begin implementing IRQ framework
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2019-04-19 23:11:32 +09:30 |
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Paul Gardner-Stephen
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1ca55c8df3
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ignore LF character in CHROUT (BASIC READY prompt tries to display it)
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2019-04-19 23:04:21 +09:30 |
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Paul Gardner-Stephen
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a5183785ea
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make chrin infinte loop until properly implemented
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2019-04-19 23:00:59 +09:30 |
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Paul Gardner-Stephen
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4f7ef73ab7
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fix 32K/38K BASIC RAM space detection
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2019-04-19 23:00:23 +09:30 |
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Paul Gardner-Stephen
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b95cbbb831
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advance line pointer on carriage return
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2019-04-19 23:00:07 +09:30 |
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Paul Gardner-Stephen
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63645c8ef8
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fix bugs with chrout to make work with BASIC
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2019-04-19 22:53:31 +09:30 |
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Paul Gardner-Stephen
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e80df3ff53
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update RAMTAS, MEMBOT and MEMTOP based on http://unusedino.de/ec64/technical/project64/mapping_c64.html
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2019-04-19 21:42:05 +09:30 |
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Paul Gardner-Stephen
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e538bfee0e
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implement CHROUT clear screen.
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2019-04-19 21:20:17 +09:30 |
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