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Commit Graph

10 Commits

Author SHA1 Message Date
Paul Kimpel
67958aa65a Commit emulator version 1.00.
1. Rework Processor internal timing and throttling mechanism during I/O.
2. Revise Console statistics display, add instruction counter.
3. Correct (again) CFA/CFR instruction when sign is included in field.
4. Correct B-register modification of words during Cardatron and
magnetic tape input.
5. Clear Processor alarms on Reset/Transfer.
6. Add links to wiki on index and home pages.
7. Eliminate B220Util CSS class functions in favor of DOM classList
methods.
8. Attempt to reproduce "Sundland Beige" color for the panels.
9. Correct formatting of tab stops for B220ConsolePrinter.
10. Reduce Whippet printer speed from 5000 to 1000 cps.
11. Reduce Console update frequency from every 50 to 100 ms; increase
lamp glow update factor from 0.25 to 0.75.
12. Allow click of white button below console register lamps in addition
to clicking the lamps themselves to toggle the lamp state.
13. Rework the way that white vertical bars are drawn on registers.
14. Allow B220PaperTapeReader to properly send sign-2 alphanumeric words
with trailing spaces if the tape image file has been space-trimmed on
the right.
15. Clear the paper tape reader view window when loading new tapes.
16. Revise yet again the setCallback() delay deviation adjustment
algorithm.
2018-07-17 06:57:01 -07:00
Paul Kimpel
913606c5f7 Commit again to renormalize CR/LF line endings and character encodings after doing 'git add --renormalize'. 2018-04-08 14:50:17 -07:00
Paul Kimpel
936aadf6ee Commit retro-220 emulator version 0.05:
1. Remove Application Cache mechanism (has been deprecated as a web standard).
2. Replace internal bindMethod() utility function with standard Javascript object.bind().
3. Automatically reset Digit Check Alarm when bits are corrected in registers.
4. Correct setting of Overflow Toggle in IFL.
5. Terminate magnetic tape data transfer if AST toggle gets reset.
6. Correct way Processor was released by magnetic tape TCU.
7. Correct construction of preface word in memory for mag tape MRR.
8. Correct determination of mag tape "remote" status to allow tape to be unloaded immediately after a rewind.
9. Fix bug in BCS detecting the switch setting.
10. Modify behavior of Reset/Transfer switch to allow recovery after a tape malfunction.
11. Correct formatting of HIGH lamp on Control Console.
12. Remove extraneous whitespace from B220FramePaper sub-window markup.
2018-01-12 08:40:49 -08:00
Paul Kimpel
d518d6e044 Commit 220 emulator version 0.3a:
1. Commit initial (incomplete) implementation of magnetic tape drives (TSU) and control: MLS, MRW, MDA, MIW, MIR, MPF, MPB, MPE, MIB, MIE.
2. Change B220SetCallback.js "setImmediate" mechanism to use DOM Promises instead of window.postMessage().
3. Minor styling and window positioning changes.
2017-10-19 09:18:48 -07:00
Paul Kimpel
a95b75bc88 Commit retro-220 version 0.03:
1. Implementation Paper Tape Reader devices and op codes.
2. Commit standard and inverse-format paper tape loaders for WINTER.PI program.
3. Fix positioning of Cardatron and TTY/Paper Tape Punch device windows.
2017-05-29 14:03:42 -07:00
Paul Kimpel
33c195ae84 Commit release 0.01a:
1. Initial Cardatron implementation with CardatronInput (card reader).
2. Implement default Pi demo program at address 0300.
3. Implement WINTER.PI card-load deck to boot from card reader 1 and run at address 0500.
4. Fix syntax typos in tools/BAC-Assembler.html.
2017-05-20 18:34:01 -07:00
Paul Kimpel
df29455c91 Commit version 0.00d:
1. Implement console teletype printer and paper tape punch devices.
2. Correct timing mechanism and operation complete processing for asynchronous (I/O) processor mode.
3. Delete extraneous alarm toggles from B220Processor.
4. Correct Reset And Transfer switch so it will work when the Processor is running.
5. Implement Hello World default program for SPO at address 0020.
6. Change keyboard keystroke assignments for B220ConsoleKeyboard.
7. Implement Reset-to-Defaults feature for B220SystemConfig.
8. Implement DOM Element.classList for B220Util class attribute manipulation.
9. Minor typo correction to BALGOL-Generator.bacg.
2017-04-29 13:41:02 -07:00
Paul Kimpel
f891d5198d Commit emulator version 0.00c:
1. Initial implementation of integer and floating arithmetics, RND (16), and EXT (17) (not fully tested yet).
2. Implement Console Keyboard, integration with main Console, and KAD (08) instruction.
3. Implement BCS (38).
4. Correct S-to-C and S-to-P stop detection.
5. Improvements to lamp glow computation and management.
6. Implement right-hand clear bars on Console registers.
2017-03-12 12:30:07 -07:00
Paul Kimpel
a47ea448e2 Emulator version 0.00b:
Initial development of memory access, Fetch/Execute, add/subtract, BUN, and Console integration.
2017-03-04 17:43:48 -08:00
Paul Kimpel
e830d6f124 Commit preliminary 0.00a emulator files for Processor and Control Console cloned from retro-205. 2016-12-29 10:27:45 -08:00