n loewen
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29f25bda7a
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config / cpu - Add feature: Map the arrow keys to hex keypad, in addition to the larger Qwerty set
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2023-08-26 16:44:30 -04:00 |
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n loewen
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86d0b57c7a
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cpu - Fix: Make sure that the 'reached cycle limit' message displays in all output modes
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2023-08-26 14:48:37 +01:00 |
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n loewen
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b290eb1568
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cpu - Refactor CPU flags -- stop using a bitmask to make them easier to handle
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2023-08-26 14:34:02 +01:00 |
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n loewen
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ddab8f42c4
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cpu / display - Fix/Refactor: Fix CPU status display so that it doesn't crash when JMPing to an address that isn't in the assembly source. Refactor CPU status display to streamline.
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2023-08-26 14:29:43 +01:00 |
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n loewen
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edad9ecbb8
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cpu - Fix: Quit the process when the CPU halts
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2023-08-26 13:26:26 +01:00 |
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n loewen
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41632b0a0f
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cpu - Change debug printout formatting
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2023-08-26 13:25:09 +01:00 |
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n loewen
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d0b620f1ad
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cpu - Fix incorrect flag numbering
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2023-08-26 13:24:49 +01:00 |
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n loewen
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7cfad439f8
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run-cpu / cpu - Change command-line interface to use more standard flags (--debug --step --pretty)
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2023-08-26 12:57:27 +01:00 |
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n loewen
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897749b108
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cpu - Add feature: Quit after cycle limit reached
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2023-08-24 16:35:21 +01:00 |
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n loewen
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d30050a292
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cpu - Add feature: 'Invalid opcode' error message
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2023-08-24 16:31:11 +01:00 |
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n loewen
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dbe630eb5e
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cpu - Fix debugging output on JMP / Add previous IP to state + add functions that abstract setting and incrementing the IP
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2023-08-24 16:30:28 +01:00 |
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n loewen
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51bc13fe5b
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cpu - Change END to increment IP, to make debugging printout work when the only line in the program is an END
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2023-08-24 15:13:49 +01:00 |
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n loewen
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1dc535a71e
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assembler/cpu - Add feature: Pass debug info from assembler to cpu, so that cpu can print source line
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2023-08-24 13:16:01 +01:00 |
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n loewen
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5f29c7c3eb
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cpu - Change flags from NZOC to ONZC
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2023-08-23 15:30:06 +01:00 |
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n loewen
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501910b17f
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Feature: Keypad simulation!
Refactor: Tidy up constants use for machine configuration
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2023-08-16 16:23:59 +01:00 |
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n loewen
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b8265409cf
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Fix: Load CPU with 256 bytes of memory, regardless of the length of the data provided
(This mostly reverts the previous commit -- better to have short assembler output, and memory-padding/validation on the CPU side)
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2023-08-16 15:55:04 +01:00 |
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n loewen
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dd0fdd3b06
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Feature (CPU): Implement a simple single-stepping mode
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2023-08-16 13:56:23 +01:00 |
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n loewen
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344257a322
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Refactor: Rename `framerate` to `clockSpeed` and add jsdoc annotation
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2023-08-16 12:58:51 +01:00 |
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n loewen
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1d88d0b5b6
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Refactor: Use `setInterval` to clock CPU, in order to remove unnecessary use of async/await
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2023-08-16 12:56:30 +01:00 |
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n loewen
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aa6cbc3e6d
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Refactor (CPU): Move more logic into `stepCPU()` in preparation for implementing single-stepping
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2023-08-16 12:50:00 +01:00 |
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n loewen
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c590ca4882
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Refactor: Rename CPU to cpu.js (from 'simulator.js')
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2023-08-16 09:48:56 +01:00 |