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jhallen/exorsim

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Motorola M6800 (6800) Exorciser / SWTPC emulator

8 mentions on Hacker News by 1 person: 2 stories, 6 comments · first 2016-01-30 · latest 2026-09-23

Mentions per year 8 mentions · busiest year 2026 (3)
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  1. …would be even better: "a" brings up a built-in mini-editor. When you exit, the code is assembled. https://github.com/jhallen/exorsim
    comment by jhallenworld · 2026-09-23 · in Z80 REPL (2018)
  2. ▲ 1
    Use GPT-5.4/CODEX to reverse engineer ancient machine code
    story by jhallenworld · 2026-03-13 · 1 comment
  3. …FDOS was the first DOS available for microcontrollers, using iCOM's FD360 8-inch floppy drives. https://github.com/jhallen/exorsim https://www.youtube.com/watch?v=TpHKygZ7OHY
    comment by jhallenworld · 2026-02-09 · in Ask HN: What are you working on? (February 2026)
  4. …MPL. These are PL/I clones for 8080 and 6800. I used MPL long ago and wrote an article about it: https://github.com/jhallen/exorsim/tree/master/mpl PLM was much more popular and better: https://en.wikipedia.org/wiki/PL/M
    comment by jhallenworld · 2025-09-05 · in Action was the best 8-bit programming language
  5. …me to work on my Motorola Exorciser emulator- it now emulates a 6809 version of the Exorciser: https://github.com/jhallen/exorsim (check out the long discussions in the issues...) "Blue Monday" on QasarBeach Fairlight CMI emulator:…
    comment by jhallenworld · 2023-12-04 · in The 8-bit era: Eight processor designs
  6. ▲ 30
    Motorola 6800 EXORciser development system simulator
    story by jhallenworld · 2023-07-15 · 11 comments
  7. …when I used it). Here is a simulator I wrote for it, in case you want to try it in Linux or Cygwin: https://github.com/jhallen/exorsim 8 inch floppies! I remember we had an old GE chain-train printer for it which was awesome because it was…
    comment by jhallenworld · 2022-06-24 · in Motorola 6800
  8. …Modula-2 and Algol 60 for CP/M or MPL for the Motorola Exorciser: https://github.com/jhallen/cpm https://github.com/jhallen/exorsim
    comment by jhallenworld · 2016-01-30 · in Ask HN: Do you use an old or 'unfashionable' programming language?