TI-99/4A Development

2,576 topics in this forum

1. TI and the MiniPro TL866 EPROM Programmer 1 2 3 4 14

   By atrax27407, March 7, 2018
   • 332 replies
   • 30.1k views
   • 
   • dhe
   • January 13

2. TI-99/4A development resources 1 2 3 4 17

   By retroclouds, November 19, 2009   

   • ti-99/4a
   • forth
   • (and 10 more)

     Tagged with:

     • ti-99/4a
     • forth
     • extended basic
     • books
     • game development
     • emulators
     • vdp9918
     • tms9900
     • compilers
     • devres
     • dsr
     • rxb
   • 418 replies
   • 129.3k views
   • 
   • RickyDean
   • November 30, 2022

3. My first cartridge.

   By Retrospect, 5 hours ago
   • 11 replies
   • 67 views
   • 
   • pixelpedant
   • 12 minutes ago

4. DO THE SAME -WIP 1 2

   By 1980gamer, January 12
   • 45 replies
   • 1.5k views
   • 
   • 1980gamer
   • 3 hours ago

5. Morg Blaster .... creating while learning with RXB

   By Retrospect, yesterday at 04:45 AM   

   • rxb
   • 10 replies
   • 134 views
   • 
   • RXB
   • 12 hours ago

6. RXB - Rich Extended Basic 1 2 3 4 60

   By Bones-69, May 26, 2010
   • 1.5k replies
   • 95.9k views
   • 
   • RXB
   • Wednesday at 10:22 PM

7. Advanced TI Speech

   By cph1776, December 21, 2019   

   • speech
   • synthesizer
   • (and 2 more)

     Tagged with:

     • speech
     • synthesizer
     • tms5220
     • lpc
   • 11 replies
   • 767 views
   • 
   • pixelpedant
   • Wednesday at 09:03 PM

8. Camel99 Forth Information goes here 1 2 3 4 63

   By TheBF, January 3, 2018   

   • Camel99
   • Forth
   • (and 2 more)

     Tagged with:

     • Camel99
     • Forth
     • Concatentive Programming
     • ANS Forth
   • 1.6k replies
   • 56.8k views
   • 
   • TheBF
   • Wednesday at 06:17 AM

9. XB256 1 2

   By senior_falcon, February 26, 2013
   • 45 replies
   • 2.9k views
   • 
   • Retrospect
   • Wednesday at 12:15 AM

10. Cosmic Hero revision 2 ... final release ... RXB 1 2

    By Retrospect, Saturday at 04:57 PM   

    • rxb
    • 33 replies
    • 591 views
    • 
    • Retrospect
    • Tuesday at 09:57 PM

11. Geneve KVM switch 1 2

    By Shift838, January 21
    • 31 replies
    • 516 views
    • 
    • Shift838
    • Tuesday at 08:58 PM

12. TI-GROMmy, the system GROM replacement 1 2 3 4

    By speccery, September 13, 2022
    • 84 replies
    • 3.9k views
    • 
    • speccery
    • Tuesday at 07:10 PM

13. Assembly on the 99/4A 1 2 3 4 62

    By matthew180, May 12, 2010
    • 1.5k replies
    • 98.7k views
    • 
    • retrodroid
    • Tuesday at 02:08 PM

14. ChatGPT is all wrong for the TI-99

    By unhuman, January 1
    • 15 replies
    • 394 views
    • 
    • fiddlepaddle
    • Tuesday at 04:46 AM

15. More "TI-99/4A Computers TI-99/4A Development"...ish channals/forums/treads... 1 2

    By oddemann, October 14, 2022
    • 41 replies
    • 829 views
    • 
    • Retrospect
    • Tuesday at 03:02 AM

16. xdt99: New TI 99 cross-development tools available 1 2 3 4 23

    By ralphb, January 11, 2015
    • 564 replies
    • 39.6k views
    • 
    • arcadeshopper
    • Monday at 10:58 PM

17. Geneve OS development discussion 1 2 3 4 18

    By InsaneMultitasker, January 10, 2021   

    • geneve
    • mdos
    • (and 1 more)

      Tagged with:

      • geneve
      • mdos
      • geneve os
    • 445 replies
    • 16.1k views
    • 
    • InsaneMultitasker
    • Sunday at 01:54 AM

18. TIPI - TI-99/4A to Raspberry PI interface development 1 2 3 4 60

    By jedimatt42, May 2, 2017
    • 1.5k replies
    • 82.1k views
    • 
    • jedimatt42
    • Sunday at 12:53 AM

19. TF, camel, FB Forth fun 1 2 3 4 6

    By GDMike, July 18, 2022
    • 135 replies
    • 2.3k views
    • 
    • GDMike
    • Saturday at 09:15 PM

20. Optical illusions 1 2 3 4

    By sometimes99er, August 19, 2017   

    • xb
    • 81 replies
    • 5.8k views
    • 
    • PeteE
    • Saturday at 07:45 PM

21. Introducing picocart - it works 1 2

    By speccery, December 22, 2022   

    • raspberry pi pico
    • multicart
    • (and 1 more)

      Tagged with:

      • raspberry pi pico
      • multicart
      • hardware
    • 25 replies
    • 968 views
    • 
    • speccery
    • Saturday at 07:34 AM

22. 838-PEB 1 2 3 4

    By Shift838, August 2, 2021
    • 75 replies
    • 2.7k views
    • 
    • RXB
    • January 27

23. TI Mini Expansion System

    By Artoj, December 27, 2022   

    • pcb
    • ti99/4a
    • (and 1 more)

      Tagged with:

      • pcb
      • ti99/4a
      • expansion board
    • 19 replies
    • 923 views
    • 
    • Artoj
    • January 25

24. f18a 60 rows, 80 columns mode showing Stevie

    By retroclouds, January 23   

    • f18a
    • 60x80
    • (and 3 more)

      Tagged with:

      • f18a
      • 60x80
      • stevie
      • tms9900
      • vdp
    • 4 replies
    • 164 views
    • 
    • retroclouds
    • January 24

25. Multicolor mode - the mode everybody wants 1 2 3 4 9

    By Asmusr, August 5, 2014   

    • multicolor mode
    • 222 replies
    • 11.9k views
    • 
    • InsaneMultitasker
    • January 23

26. XB Game Developers Package 1 2 3 4 39

    By senior_falcon, April 30, 2014
    • 964 replies
    • 55.5k views
    • 
    • OLD CS1
    • January 22

27. PAL/GAL Jedec map files for TI, Corcomp, Myarc 1 2 3

    By Fritz442, October 24, 2020   

    • pal
    • gal
    • (and 3 more)

      Tagged with:

      • pal
      • gal
      • jedec
      • map files
      • repository
    • 50 replies
    • 2.9k views
    • 
    • dhe
    • January 22

28. Sprite Collision Methods in TI Extended BASIC

    By zacharyfruhling, January 4
    • 16 replies
    • 553 views
    • 
    • unhuman
    • January 21

29. 504K MEMEX

    By Ksarul, June 20, 2022
    • 16 replies
    • 794 views
    • 
    • 9640News
    • January 20

30. The TI Basic Editor - possible tricks/hacks?

    By Retrospect, January 19
    • 7 replies
    • 174 views
    • 
    • RXB
    • January 19

31. AssemBASIC .. Learning assembly with the help of BASIC

    By SteveB, January 15
    • 11 replies
    • 348 views
    • 
    • apersson850
    • January 19

32. Transylvania, a new version using TMS5220 synthetizer 1 2 3

    By jespol, September 20, 2012
    • 53 replies
    • 6.8k views
    • 
    • tr1k1
    • January 17

33. Restore - Data question

    By 1980gamer, January 16
    • 12 replies
    • 137 views
    • 
    • 1980gamer
    • January 17

34. F18A MK2 1 2 3 4 36

    By matthew180, June 27, 2018   

    • F18A
    • VDP
    • (and 1 more)

      Tagged with:

      • F18A
      • VDP
      • 9918A
    • 889 replies
    • 98.4k views
    • 
    • iiwii
    • January 16

35. Tips & Tricks for Optimizing Straight TI Extended BASIC Programs

    By zacharyfruhling, January 14
    • 4 replies
    • 208 views
    • 
    • oddemann
    • January 16

36. Magellan 1 2 3 4 28

    By The Codex, April 13, 2010
    • 682 replies
    • 62.6k views
    • 
    • SteveB
    • January 15

37. Options for Compiling a TI Extended BASIC Program

    By zacharyfruhling, January 13
    • 3 replies
    • 154 views
    • 
    • SteveB
    • January 14

38. Stevie Development Thread 1 2 3 4 8

    By retroclouds, December 22, 2018   

    • asm
    • f18a
    • (and 2 more)

      Tagged with:

      • asm
      • f18a
      • editor
      • tms9900
    • 175 replies
    • 11.6k views
    • 
    • retroclouds
    • January 8

39. Weirdle'99

    By InsaneMultitasker, January 8
    • 2 replies
    • 233 views
    • 
    • InsaneMultitasker
    • January 8

40. C Files, D Files and Memory Layout Help

    By llabnip, January 4
    • 22 replies
    • 357 views
    • 
    • Tursi
    • January 8

41. What if? Designing "Geneve 2020". Cool 3D views! 1 2 3 4 14

    By FarmerPotato, July 30, 2019
    • 332 replies
    • 18.3k views
    • 
    • FarmerPotato
    • January 8

42. RS-232 on TI BASIC or assembly

    By theincrediblepeep, January 7
    • 3 replies
    • 158 views
    • 
    • TheBF
    • January 7

43. Hell's Heart - In-Progress Intro Teaser - Sequel to Hell's Halls (TI Console BASIC, 16K, Cassette, TE2 Optional)

    By pixelpedant, January 2
    • 3 replies
    • 312 views
    • 
    • Vorticon
    • January 7

44. Merry Christmas! (a demo?) My first basic code since I was 11 years old

    By jorge-1987, January 4
    • 9 replies
    • 233 views
    • 
    • InsaneMultitasker
    • January 5

45. Tips for mixing assembly with XB 1 2 3 4

    By retrodroid, December 14, 2022
    • 96 replies
    • 2.2k views
    • 
    • retrodroid
    • January 4

46. Bank Switching 1 2

    By Sergioz82, January 1
    • 28 replies
    • 537 views
    • 
    • apersson850
    • January 4

47. Best Way(s) to Move a Game Character in TI BASIC (not Extended BASIC) without CALL CLEAR 1 2

    By zacharyfruhling, December 28, 2022
    • 42 replies
    • 968 views
    • 
    • jorge-1987
    • January 4

48. TI Basic memory

    By Bones-69, January 2
    • 15 replies
    • 287 views
    • 
    • MikeV
    • January 3

49. fbForth fbForth—TI Forth with File-based Block I/O [Post #1 UPDATED: 04/13/2021] 1 2 3 4 73

    By Lee Stewart, March 31, 2013   

    • fbforth
    • forth
    • (and 1 more)

      Tagged with:

      • fbforth
      • forth
      • ti forth
    • 1.8k replies
    • 95.5k views
    • 
    • atrax27407
    • January 2

50. Supernotes 1 2 3 4 56

    By GDMike, May 16, 2020
    • 1.4k replies
    • 40.3k views
    • 
    • GDMike
    • December 31, 2022