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TI-99/4A Computers

Discussion for TI-99/4A Computers

Subforums

  1. Tomy Tutor, CC40, 99/2, 99/8, Cortex, 990 mini

    Subforum for standalone non-4A systems with a 16 bit CPU belonging to the TMS99xxx processor family.

    2.6k
    posts

  2. TI-99/4A Development

    Software and hardware development for the TI-99/4A Computer.

    93.5k
    posts

6,175 topics in this forum

  1. Saving TI-99/4a programs to .WAV

    By CircutCities,
    • 8 replies
    • 5.6k views

  2. Using 8k - 512k MIMI MEMORY with PAGING on FinalGROM 99 1 2

    By HOME AUTOMATION,   
    • 42 replies
    • 2.9k views

  3. 16 bit / 32K daughter board.

    By dhe,
    • 3 replies
    • 457 views

  4. Issues with power on reset?

    By Geoff Oltmans,
    • 4 replies
    • 375 views

  5. Noisy video problem, plus... 1 2

    By Geoff Oltmans,
    • 43 replies
    • 1.5k views

  6. PROGRAMBITEN

    By dhe,
    • 0 replies
    • 171 views

  7. Index.html

    By dhe,
    • 0 replies
    • 204 views

  8. Geneve Questions! 1 2 3 4 9

    By dhe,
    • 206 replies
    • 8.4k views

  9. AsTIroids by Bill Bies

    By dhe,
    • 3 replies
    • 467 views

  10. FinalGROM99 crashes

    By cbmeeks,
    • 5 replies
    • 602 views

  11. This years PRGE - Portland Retro Gaming Expo 2022

    By arcadeshopper,
    • 0 replies
    • 244 views

  12. New Game - Three Card Poker

    By Switch1995,
    • 15 replies
    • 1.4k views

  13. Box protectors for games?

    By jetset,
    • 10 replies
    • 348 views

  14. Book: "GAMES for your Tl-99/4A" by Andrew Nelson (with full programs)

    By ti99iuc,
    • 0 replies
    • 235 views

  15. Hell's Halls: The Type-In Edition - An Eight Page Magazine Spread 1 2

    By pixelpedant,
    • 32 replies
    • 2.6k views

  16. SN76496 programnable sound generator chip ic

    By Jamesapp,
    • 4 replies
    • 276 views

  17. Ti 99/4a sound chip 1 2 3 4 5

    By Jamesapp,
    • 104 replies
    • 3.5k views

  18. Compilation of hardware problems and their solutions?

    By TheDevil'sCompass,   
    • 2 replies
    • 321 views

  19. MDOS format routine

    By Brufnus,
    • 2 replies
    • 240 views

  20. Scrolling of screen

    By Jamesapp,
    • 6 replies
    • 418 views

  21. .

    By Brufnus,
    • 4 replies
    • 332 views

  22. Myarc HFDC MFM formatting

    By 9640News,
    • 9 replies
    • 621 views

  23. Has anyone seen - an atari 2600 joysitck to usb adapter?

    By dhe,
    • 20 replies
    • 3k views

  24. 838-SPEECH PEB Adapter PRE-ORDER UP 1 2 3

    By Shift838,
    • 60 replies
    • 3.2k views

  25. TI-99/4A Searching an used nanoPEB or a CF7+ card to purchase

    By TI99HappyUser,
    • 0 replies
    • 166 views

  26. EU based shop for TI-99/4a modern hardware extensions?

    By xahmol,
    • 5 replies
    • 619 views

  27. 2 color 3d print

    By Shift838,
    • 0 replies
    • 155 views

  28. How do you hook your Geneve up for video?

    By Shift838,
    • 6 replies
    • 439 views

  29. Parallel networking

    By Brufnus,
    • 13 replies
    • 550 views

  30. Old Floppy Disk Report!

    By XLERB,
    • 8 replies
    • 689 views

  31. 99er Magazine Cassettes

    By Airshack,
    • 3 replies
    • 272 views

  32. UR 13 Load

    By Keven,
    • 5 replies
    • 443 views

  33. PLATOTerm99 0.1 test release for TI-99/4A 1 2 3

    By tschak909,
    • 58 replies
    • 3.6k views

  34. This Newbie is *finally* starting to understand a bit about the 99!

    By smp,
    • 15 replies
    • 847 views

  35. Masterminds of Programming: Interviews with language creators

    By TheBF,
    • 2 replies
    • 276 views

  36. TIPI Drive Mapping

    By Keven,
    • 13 replies
    • 487 views

  37. Harrison Software

    By dhe,
    • 7 replies
    • 545 views

  38. Navarone cartridge expander

    By jrhodes,
    • 13 replies
    • 873 views

  39. Looking for an Expanded Memory test program

    By smp,
    • 3 replies
    • 335 views

  40. TI Writer

    By Keven,
    • 2 replies
    • 309 views

  41. Elite TI-99/4A 1 2

    By Opry99er,
    • 26 replies
    • 2k views

  42. Issue with PEB Causing Monitor Interference

    By Ken Fitz,
    • 3 replies
    • 264 views

  43. What is the most sensible (or amusing) thing to tuck away inside the hatch of the speech synthesizer?

    By pixelpedant,
    • 10 replies
    • 1.1k views

  44. Another gargled video thread 1 2

    By gmc,
    • 33 replies
    • 1.4k views

  45. Drive Mappings

    By Keven,
    • 1 reply
    • 251 views

  46. Prototype - DREM - FPGA - New retro hardware development system

    By 9640News,
    • 0 replies
    • 738 views

  47. TIPI and Raspberry pi 4 connect

    By Keven,
    • 17 replies
    • 936 views

  48. Forth, Fortran & Logo games for TI? 1 2

    By jrhodes,
    • 30 replies
    • 1.8k views

  49. Cadd99 1 2

    By 9640News,
    • 27 replies
    • 2.2k views

  50. TI Employee Sales Price list (02-01-1984)

    By acadiel,
    • 5 replies
    • 580 views

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