 FeralChild64
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e49efcce67
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implemented SETLFS routine
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2019-06-13 17:01:42 +02:00 |
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Paul Gardner-Stephen
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3847631e0e
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rearrange initialisation of $00 and $01 to reduce cooincidental similarity with C64 KERNAL
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2019-05-07 11:21:52 +09:30 |
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Paul Gardner-Stephen
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3fc264ac15
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explain more similarities. Go to some effort to avoid some similarities where we can see a way.
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2019-05-07 10:02:25 +09:30 |
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Paul Gardner-Stephen
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f15c7aa3a2
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fix scrolling / empty lines during LIST
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2019-05-07 07:34:47 +09:30 |
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Paul Gardner-Stephen
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f23b0d03e9
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fix many blank lines when scrolling
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2019-05-07 07:25:01 +09:30 |
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Paul Gardner-Stephen
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f031907abb
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don't allow IRQs during CHROUT to avoid all cursor pooh
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2019-05-07 07:04:15 +09:30 |
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Paul Gardner-Stephen
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d0797fedef
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reverse attempted cursor pooh fix.
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2019-05-07 06:56:00 +09:30 |
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Paul Gardner-Stephen
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94e25eb40e
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fix cursor pooh
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2019-05-06 22:41:41 +09:30 |
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Paul Gardner-Stephen
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7183b3a39e
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fix initialisation of ZP
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2019-05-06 22:02:07 +09:30 |
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Paul Gardner-Stephen
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5359801149
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work around VICE bug
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2019-05-06 21:59:45 +09:30 |
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Paul Gardner-Stephen
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54ecbf9097
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implement joystick 1 cursor movement.
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2019-05-06 16:45:01 +09:30 |
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Paul Gardner-Stephen
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4b88af9da0
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make SCNKEY routine actually do what it should. Issue #23
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2019-05-05 16:36:39 +09:30 |
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Paul Gardner-Stephen
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810dfb75af
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put setup VIC-II routine at $E5A0 for Advanced Pinball Simulator. Issue #23
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2019-05-05 16:31:24 +09:30 |
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Paul Gardner-Stephen
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e88f12f2ed
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put IOINIT at $FDA3. Issue #20
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2019-05-05 15:06:50 +09:30 |
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Paul Gardner-Stephen
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933351943f
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move all VIC-II initialisation from IOINIT to CINT. Issue #20
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2019-05-05 15:06:09 +09:30 |
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Paul Gardner-Stephen
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8f09d4e8e1
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fix typo. Issue #20
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2019-05-05 14:58:32 +09:30 |
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Paul Gardner-Stephen
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ccf4dbe5da
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implement $EA7E entry point and fix $EA31 entry point. Issue #20
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2019-05-05 14:57:42 +09:30 |
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Paul Gardner-Stephen
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1d850ad7c3
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place some routines at well known expected locations.
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2019-05-05 02:24:34 +09:30 |
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Paul Gardner-Stephen
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49536d8378
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fix handling of EOI marker so we can load more than one program in life of system
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2019-05-05 02:15:46 +09:30 |
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Paul Gardner-Stephen
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1005ee4952
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fix detection and reporting of FILE NOT FOUND error
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2019-05-05 02:02:01 +09:30 |
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Paul Gardner-Stephen
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4ddd31176e
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remove debug output
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2019-05-05 01:40:57 +09:30 |
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Paul Gardner-Stephen
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e6fee5e979
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fix more problems with loading. Now SEARCHING FOR message works.
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2019-05-05 01:38:51 +09:30 |
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Paul Gardner-Stephen
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e547b56003
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fix various problems with LOAD taking a real filename. More to do.
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2019-05-05 01:26:37 +09:30 |
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Paul Gardner-Stephen
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66964ab567
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fix routines to peek/poke under ROMs
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2019-05-05 00:53:14 +09:30 |
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Paul Gardner-Stephen
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000b87b87b
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send whole filename, instead of first char until end of time.
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2019-05-05 00:52:41 +09:30 |
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Paul Gardner-Stephen
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4958ad696f
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more work towards making LOAD command accept filename
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2019-05-05 00:45:26 +09:30 |
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Paul Gardner-Stephen
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5586e61ab9
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fix loading files > 255 bytes long.
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2019-05-05 00:14:21 +09:30 |
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Paul Gardner-Stephen
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1b75d2bbfd
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remove debug
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2019-05-05 00:11:13 +09:30 |
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Paul Gardner-Stephen
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6d74679a5c
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set end of loaded memory pointer in BASIC LOAD routine. Other small fixes.
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2019-05-04 23:52:48 +09:30 |
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Paul Gardner-Stephen
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4a3ea0d091
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Start implementing LOAD KERNAL routine to actually load where it should.
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2019-05-04 23:38:42 +09:30 |
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Paul Gardner-Stephen
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fa55c83fff
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generally remove some debug output, add missing file, and make KERNAL LOAD routine more complete.
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2019-05-04 23:12:54 +09:30 |
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Paul Gardner-Stephen
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d124349e50
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handle EOI and generally get closer to a working LOAD routine
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2019-05-04 23:05:23 +09:30 |
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Paul Gardner-Stephen
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287953dab6
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fix latching of initial clock sequence when receiving a byte
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2019-05-04 22:54:46 +09:30 |
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Paul Gardner-Stephen
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1e524eb8be
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send an invalid command instead.
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2019-05-04 22:30:36 +09:30 |
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Paul Gardner-Stephen
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ee87f4a775
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get to the point of being able to receive some bytes before locking up.
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2019-05-04 22:28:29 +09:30 |
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Paul Gardner-Stephen
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ea070f9bfe
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... and actually read the DATA bit when recording data in iec_rx_byte
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2019-05-04 22:20:57 +09:30 |
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Paul Gardner-Stephen
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c80ff23599
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... and fix the same stupid use of wrong bit in iec_wait_for_clock_assert
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2019-05-04 22:18:41 +09:30 |
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Paul Gardner-Stephen
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b1945095fc
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fix stupid checking of wrong bit in iec_wait_for_clock_release
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2019-05-04 22:16:47 +09:30 |
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Paul Gardner-Stephen
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acbac9e5f8
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simplify and fix iec_turnaround_to_listen based on 1541-III documentation
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2019-05-04 22:13:59 +09:30 |
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Paul Gardner-Stephen
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37277ba5a3
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try just reading error channel as a test
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2019-05-04 22:09:42 +09:30 |
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Paul Gardner-Stephen
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d0932029bb
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actually try 255 times before giving up when waiting for talker turnaround.
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2019-05-04 22:09:19 +09:30 |
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Paul Gardner-Stephen
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84841ab283
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fix bug in iec_tx_byte in acknowledgement check.
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2019-05-04 22:01:36 +09:30 |
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Paul Gardner-Stephen
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cdbb1b8c58
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implement dummy read from command channel routine to aid debugging
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2019-05-04 18:09:40 +09:30 |
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Paul Gardner-Stephen
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27432fa745
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fix clearing C flag on return.
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2019-05-04 18:08:57 +09:30 |
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Paul Gardner-Stephen
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6dd434c688
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go back to trying to debug real file situation
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2019-05-04 17:08:21 +09:30 |
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Paul Gardner-Stephen
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79017d2d50
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fix FILE NOT FOUND detection in IEC ATN turnaround
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2019-05-04 17:07:05 +09:30 |
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Paul Gardner-Stephen
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8994f3c608
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generally try to debug the FILE NOT FOUND situation
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2019-05-04 17:00:40 +09:30 |
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Paul Gardner-Stephen
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49d5733246
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fix some bugs in IEC ATN turnaround
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2019-05-04 16:59:37 +09:30 |
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Paul Gardner-Stephen
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cc92b7d7e0
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fix typo in iec_release_atn
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2019-05-04 16:37:24 +09:30 |
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Paul Gardner-Stephen
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66c319f116
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fix timeout comparison in iec_tx_byte
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2019-05-04 16:35:04 +09:30 |
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