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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.

    2.7k
    posts

  2. TI-99/4A Development

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

    94.8k
    posts

6,227 topics in this forum

  1. Gotek Drives 1 2

    By dhe,
    • 45 replies
    • 3.6k views

  2. TI99-4a strange keyboard issue

    By deadmeat73,
    • 11 replies
    • 830 views

  3. TMS-9900 CP/M? 1 2 3 4 5

    By OLD CS1,
    • 113 replies
    • 9.9k views

  4. Grease Weazle and TI disk images

    By Shift838,
    • 10 replies
    • 608 views

  5. This old Horizon.

    By dhe,
    • 15 replies
    • 919 views

  6. This Old Horizon - Who is Jarvis Hill

    By dhe,
    • 1 reply
    • 370 views

  7. Cannot use original TI diskettes required by cartridges - user error?

    By Peregrinans,
    • 12 replies
    • 530 views

  8. TI Cartridge shells

    By atrax27407,
    • 3 replies
    • 288 views

  9. How do I use disks? Complete NOOB. 1 2 3

    By dabone,
    • 50 replies
    • 2.8k views

  10. Atariage has been aquired by Atari.. fyi 1 2 3 4

    By arcadeshopper,
    • 80 replies
    • 4.3k views

  11. Meter problem? (Not specifically TI-related)

    By Nessus,
    • 5 replies
    • 422 views

  12. ATX Power Supply for PEB - seeking more detailed information on replacing the original PS 1 2

    By XLERB,   
    • 47 replies
    • 2.4k views

  13. FinalGROM SD image?

    By Nessus,
    • 5 replies
    • 553 views

  14. the Forgotten Pyramid released for download.

    By Shift838,
    • 9 replies
    • 1.1k views

  15. SHIFT838 F18A Pre-order #3

    By Shift838,
    • 10 replies
    • 797 views

  16. Texas Instruments Dimension 4 1 2 3

    By fabrice montupet,
    • 60 replies
    • 6.3k views

  17. Mini Memory LBLA wav or dsk

    By pjduplooy,
    • 18 replies
    • 1.2k views

  18. MP3 player to emulate tape CS1 on real TI-99

    By gferluga,
    • 7 replies
    • 230 views

  19. Repair an NTSC TI99/4a with limited equipment? 1 2

    By Atari2600PAL,
    • 47 replies
    • 1.5k views

  20. Upcoming TI-99/4A events 1 2 3 4

    By retroclouds,   
    • 80 replies
    • 16.5k views

  21. Favorite game? 1 2 3 4

    By digdugnate,
    • 92 replies
    • 4.2k views

  22. Thoughts on revising or compiling others' programs 1 2 3 4

    By senior_falcon,
    • 80 replies
    • 3.1k views

  23. Update on hard drive recovery

    By webdeck,
    • 10 replies
    • 1.2k views

  24. New Release: Realms of Antiquity The Shattered Crown 1 2 3 4 13

    By adamantyr,   
    • 304 replies
    • 18.6k views

  25. TI-99 Photos Thread! Post your systems here! 1 2 3 4 65

    By slinkeey,
    • 1.6k replies
    • 150.7k views

  26. TIPI enabled software listing 1 2 3 4 8

    By arcadeshopper,
    • 187 replies
    • 19.8k views

  27. P-Code card won't boot

    By jschultzpedersen,
    • 24 replies
    • 907 views

  28. Cross-post - more 32K TIPI's have been created!

    By dhe,
    • 0 replies
    • 153 views

  29. TI BASIC/TI EXTENDED BASIC Games that are worth to be compiled... 1 2 3 4 34

    By tmop69,   
    • 848 replies
    • 61.2k views

  30. IRATA.ONLINE: PLATOTerm99 for TI-99/4A now accessible via TIPI

    By tschak909,   
    • 17 replies
    • 974 views

  31. RoboTron 1 2

    By RobertLM78,   
    • 48 replies
    • 4.4k views

  32. TI Artist original disk works - copies of the disk won’t work

    By NewcomerTI,
    • 11 replies
    • 624 views

  33. Red Baron Flight Simulator and Tris 1 2 3

    By ssj,
    • 65 replies
    • 5.9k views

  34. Classic99 Wigouts? 1 2

    By unhuman,
    • 39 replies
    • 2.4k views

  35. Fixing Burgertime's background music 1 2

    By save2600,
    • 49 replies
    • 1.6k views

  36. TI-99/4A FinalGROM´99 and FlashROM99 repository (v1.42)

    By Schmitzi,
    • 9 replies
    • 908 views

  37. Top 12 "must demo" cartridges 1 2

    By OLD CS1,
    • 31 replies
    • 1.6k views

  38. VCF-SE 10.0 TI-99 livestream 1 2

    By OLD CS1,
    • 32 replies
    • 1.4k views

  39. New adventure game Kickstarter launched - The Forgotten Pyramid 1 2

    By Shift838,
    • 31 replies
    • 1.9k views

  40. Airshack - A great man will sadly be leaving us soon. 1 2

    By RetroTIGuy,
    • 29 replies
    • 2.4k views

  41. Who wrote Millers Graphics Explorer? 1 2

    By dhe,
    • 28 replies
    • 1.3k views

  42. 99' VADERS - Kamikaze Aliens *** COMPILED Edition *** 1 2

    By tmop69,   
    • 49 replies
    • 1.5k views

  43. More info on Cubit?

    By digdugnate,
    • 8 replies
    • 894 views

  44. speech synthesizer with 32k memory expansion module - both working great separately - together the 32k module is detected by games by then they freeze with garbled sound 1 2

    By netmosis,
    • 38 replies
    • 1.1k views

  45. Source code

    By atrax27407,
    • 0 replies
    • 184 views

  46. Marble Maze

    By RedBaron,
    • 18 replies
    • 1.3k views

  47. CorComp RS232

    By atrax27407,
    • 1 reply
    • 380 views

  48. Making a cartridge from a TI BASIC program

    By senior_falcon,
    • 16 replies
    • 584 views

  49. TI RS232 mod

    By atrax27407,
    • 9 replies
    • 385 views

  50. Resolved: CorComp 9900 Micro Expansion System w/Gazoo DSR does not format DSK2

    By OLD CS1,
    • 15 replies
    • 792 views
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