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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.

    93.1k
    posts

6,160 topics in this forum

  1. TI BASIC/TI Extended BASIC Non-Games that are worth to be compiled...

    By Omega-TI,
    • 7 replies
    • 433 views

  2. NEW Cassette Recorders! 1 2 3

    By unhuman,
    • 67 replies
    • 3.7k views

  3. New article about TMS9918A Video Chip

    By unhuman,
    • 4 replies
    • 466 views

  4. why does the ti99 need extended basic or assembler to run some games?

    By xxx,
    • 20 replies
    • 1.4k views

  5. MUNCH Adventure Compendium II

    By etownandy,
    • 6 replies
    • 637 views

  6. having problems using playground / assembler

    By xxx,
    • 2 replies
    • 312 views

  7. is there a concise list of games on this section?

    By xxx,
    • 1 reply
    • 244 views

  8. Arcade Game RGB/CGA/EGA/YUV to VGA HD flickers now and again

    By xxx,
    • 8 replies
    • 559 views

  9. Ti99/4a Super Sketch 1 2

    By Meddler,
    • 25 replies
    • 1.9k views

  10. Sketch mate Super sketch

    By jonc,
    • 23 replies
    • 993 views

  11. What the heck is up with Hello Cables?

    By Omega-TI,
    • 9 replies
    • 514 views

  12. HX1000

    By dhe,
    • 0 replies
    • 239 views

  13. can the ti99 run 32k/+ cartridges without a 32k ram expansion?

    By xxx,
    • 2 replies
    • 299 views

  14. Dreaded dead screen and non stop beep

    By AtariNostalgia,
    • 3 replies
    • 322 views

  15. For your gaming enjoyment 1 2

    By sparkdrummer,
    • 30 replies
    • 2.8k views

  16. How to break into a program?

    By Hans23,
    • 4 replies
    • 800 views

  17. High-res graphics and the TI-99/4A

    By dhe,
    • 1 reply
    • 388 views

  18. Meet the SN76477/76488, our sound chip's older stepbrother

    By FarmerPotato,
    • 3 replies
    • 1.7k views

  19. Looking for HIGH QUALITY TI-99/4A Advertising Scans

    By Omega-TI,
    • 23 replies
    • 1.1k views

  20. Beige Bug

    By grayin99,
    • 24 replies
    • 1k views

  21. Lost Program

    By atrax27407,
    • 6 replies
    • 595 views

  22. weird issue with a 4/a

    By arcadeshopper,
    • 16 replies
    • 998 views

  23. Ti99 Sticker CS1 Only

    By humeur,
    • 7 replies
    • 491 views

  24. New 99/4A DC Power Board

    By dhe,
    • 4 replies
    • 357 views

  25. TI Program Recorder schematics

    By David994a,
    • 5 replies
    • 471 views

  26. The prolific Rasmus and his games...

    By Omega-TI,
    • 8 replies
    • 925 views

  27. 32k Memory expansion causing floppy drive to pulse on and off 1 2

    By Timkorbs,   
    • 40 replies
    • 1.4k views

  28. Attaching external drive 1 2

    By ralphb,   
    • 29 replies
    • 3.5k views

  29. Geneve History

    By etownandy,
    • 7 replies
    • 1.3k views

  30. "Mind Challengers" old style manual scan?

    By OLD CS1,
    • 3 replies
    • 1.3k views

  31. May have accidently removed the Astromash thread

    By RickyDean,
    • 9 replies
    • 551 views

  32. Giant Robot Games For TI?

    By ballyalley,   
    • 0 replies
    • 243 views

  33. Super Space II

    By Bill R Sullivan,
    • 6 replies
    • 484 views

  34. UberGROM - Show & Tell / Inspiration Thread

    By Omega-TI,
    • 14 replies
    • 546 views

  35. .BIN Repository - Images for cartridges that require "burning" - (NO LONGER UPDATED OR SUPPORTED) 1 2 3 4 13

    By Omega-TI,   
    • 321 replies
    • 51k views

  36. MSX BASIC converted to XB28 TML on TI-99/4A

    By globeron,
    • 5 replies
    • 472 views

  37. made some CF7/NanoPEB tols in XB

    By hloberg,
    • 6 replies
    • 457 views

  38. Help me join the TI-99/4A club

    By doubledown,
    • 8 replies
    • 607 views

  39. Joystick adapter for the SNUG System

    By dhe,
    • 6 replies
    • 342 views

  40. Doing an end-run around hardware design limitations.

    By Omega-TI,
    • 3 replies
    • 287 views

  41. Assembling a program on real TI hardware - interesting results 1 2

    By wolhess,   
    • 39 replies
    • 1.6k views

  42. Confused, Geneve emulator... 1 2

    By Nick99,
    • 33 replies
    • 1.6k views

  43. BQ4847 Frankensteined Battery Replacement!

    By Shift838,
    • 10 replies
    • 823 views

  44. ContrapTIon

    By Omega-TI,
    • 0 replies
    • 238 views

  45. Ultimate Extended Basic 1 2 3

    By retroclouds,   
    • 74 replies
    • 4.2k views

  46. the cheapest way to connect yuv signal to scart/vga/hdmi, etc

    By xxx,
    • 5 replies
    • 501 views

  47. Really Really Random Numbers

    By TheBF,
    • 12 replies
    • 496 views

  48. Best TI Hand Held 2020

    By dhe,
    • 15 replies
    • 725 views

  49. The TIPI and "Super Capacitors"

    By Omega-TI,
    • 0 replies
    • 264 views

  50. Do you want to experience "Christmas Anticipation"... like in your youth?

    By Omega-TI,
    • 9 replies
    • 442 views
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