TI-99/4A Development

2,754 topics in this forum

1. Interfacing the TI to the Radio Shack Science Fair Microcomputer Trainer

   By Vorticon, March 24, 2021
   • 6 replies
   • 448 views
   • 
   • Tursi
   • March 25, 2021

2. How to filter DC-DC converter noise?

   By Kchula-Rrit, February 1, 2021
   • 13 replies
   • 643 views
   • 
   • Kchula-Rrit
   • March 21, 2021

3. Book: Zappers having fun programming and playing 23 games

   By oddemann, March 19, 2021
   • 4 replies
   • 485 views
   • 
   • charlietunaz
   • March 20, 2021

4. Book : TI games for kids! 1 2 3 4

   By oddemann, February 25, 2018
   • 78 replies
   • 3.4k views
   • 
   • charlietunaz
   • March 20, 2021

5. Book: Compute!'s First Book of TI Games - DSK files

   By charlietunaz, March 19, 2021
   • 2 replies
   • 407 views
   • 
   • charlietunaz
   • March 20, 2021

6. Book "10 AWESOME PROGRAMS FROM K-POWER"

   By oddemann, March 18, 2021
   • 0 replies
   • 318 views
   • 
   • oddemann
   • March 18, 2021

7. CC-40 GAMES!

   By dhe, March 18, 2021
   • 1 reply
   • 432 views
   • 
   • Ksarul
   • March 18, 2021

8. MadLib for TI/C99: resolution and memory issues

   By Harry Potter, March 15, 2021
   • 14 replies
   • 656 views
   • 
   • TheBF
   • March 18, 2021

9. Win64 batch file utilities for TI emu needed

   By Harry Potter, March 16, 2021
   • 0 replies
   • 247 views
   • 
   • Harry Potter
   • March 16, 2021

10. Most advanced assembler on the TI-99/4a (and Geneve) 1 2

    By retroclouds, August 16, 2020
    • 46 replies
    • 3.7k views
    • 
    • HOME AUTOMATION
    • March 16, 2021

11. C99C overlays?

    By Harry Potter, March 13, 2021
    • 10 replies
    • 570 views
    • 
    • Harry Potter
    • March 14, 2021

12. cc65's Fields for C99?

    By Harry Potter, March 13, 2021
    • 1 reply
    • 233 views
    • 
    • Ksarul
    • March 13, 2021

13. C99C manual needed!

    By Harry Potter, March 9, 2021
    • 18 replies
    • 668 views
    • 
    • Harry Potter
    • March 12, 2021

14. TIPI EPROM options

    By J-Data, February 26, 2021
    • 16 replies
    • 643 views
    • 
    • J-Data
    • March 11, 2021

15. SHIFT838 384k Module for Geneve 9640 READY!

    By Shift838, March 8, 2021
    • 0 replies
    • 220 views
    • 
    • Shift838
    • March 8, 2021

16. GenASM / GenLINK Notes

    By 9640News, March 6, 2021
    • 2 replies
    • 320 views
    • 
    • 9640News
    • March 6, 2021

17. Bounce'n'Pounce (game released) 1 2 3

    By PeteE, January 28, 2020
    • 66 replies
    • 6k views
    • 
    • PeteE
    • March 6, 2021

18. DSR development resources?

    By Vorticon, March 4, 2021
    • 5 replies
    • 529 views
    • 
    • Vorticon
    • March 6, 2021

19. SHIFT838 384k Module for Geneve 9640 1 2

    By Shift838, March 2, 2021
    • 26 replies
    • 1.1k views
    • 
    • mizapf
    • March 4, 2021

20. SHIFT838 384k Module for Geneve 9640

    By Shift838, March 2, 2021
    • 4 replies
    • 317 views
    • 
    • GDMike
    • March 4, 2021

21. Text Mandelbrot is available for the TI-99/4 now 1 2

    By vol, February 26, 2021
    • 31 replies
    • 1.1k views
    • 
    • senior_falcon
    • March 2, 2021

22. Myarc HFDC hardware mods

    By Hans23, February 27, 2021
    • 4 replies
    • 522 views
    • 
    • InsaneMultitasker
    • February 28, 2021

23. What's this board?

    By dhe, February 27, 2021
    • 1 reply
    • 380 views
    • 
    • ti99iuc
    • February 27, 2021

24. Debugging Assembly Code

    By charlietunaz, February 24, 2021
    • 22 replies
    • 714 views
    • 
    • Tursi
    • February 26, 2021

25. Reading VDP Write-Only Registers

    By charlietunaz, February 21, 2021
    • 7 replies
    • 562 views
    • 
    • ChildOfCv
    • February 22, 2021

26. text Editor for Assembly Language

    By charlietunaz, January 15, 2021
    • 14 replies
    • 992 views
    • 
    • charlietunaz
    • February 19, 2021

27. SAMS STANDARD LOADER/SAVER

    By RXB, February 13, 2021
    • 16 replies
    • 680 views
    • 
    • GDMike
    • February 16, 2021

28. Gotchas in using CALL FILES?

    By Kchula-Rrit, February 13, 2021   

    • ed-assem
    • call files
    • 12 replies
    • 612 views
    • 
    • Tursi
    • February 15, 2021

29. Rock Runner now on github 1 2

    By Eric Lafortune, February 8, 2021
    • 32 replies
    • 1.7k views
    • 
    • fabrice montupet
    • February 13, 2021

30. Gotek as DSK1 Question 1 2

    By Timkorbs, February 9, 2021
    • 34 replies
    • 1.1k views
    • 
    • 9640News
    • February 11, 2021

31. Updated OXO game ... Reworked 'AI' and scoring system ....

    By TEXAS_JOE, August 17, 2011
    • 16 replies
    • 1.1k views
    • 
    • GDMike
    • February 6, 2021

32. How to reset symbol table in Ed/Assem?

    By Kchula-Rrit, February 1, 2021   

    • ed-assem
    • ea3
    • 4 replies
    • 386 views
    • 
    • Kchula-Rrit
    • February 3, 2021

33. How to build a superspace II cartridge?

    By retroclouds, April 20, 2013
    • 20 replies
    • 1.6k views
    • 
    • Bill R Sullivan
    • February 1, 2021

34. TI Logotype for TEXT mode

    By FALCOR4, January 23, 2021   

    • programming
    • logotype
    • 3 replies
    • 516 views
    • 
    • FALCOR4
    • January 30, 2021

35. UCSD-P code card, possible to run on FinalGrom or via TIPI ?

    By globeron, September 9, 2018
    • 10 replies
    • 2.1k views
    • 
    • apersson850
    • January 26, 2021

36. FORTH Editors

    By atrax27407, January 25, 2021   

    • forth
    • fbforth
    • (and 2 more)

      Tagged with:

      • forth
      • fbforth
      • turboforth
      • editors
    • 3 replies
    • 356 views
    • 
    • TheBF
    • January 26, 2021

37. DSRLINK Code Tutorial 1 2 3 4 13

    By TheBF, March 2, 2017
    • 304 replies
    • 14.8k views
    • 
    • 9640News
    • January 23, 2021

38. New 99/4A DC Power Board

    By dhe, December 5, 2020
    • 11 replies
    • 989 views
    • 
    • Shift838
    • January 22, 2021

39. What hardware do you want in 2021? 1 2

    By GDMike, December 27, 2020
    • 38 replies
    • 1.8k views
    • 
    • dhe
    • January 21, 2021

40. 512K Red Boards and the MBM27C4000

    By Ksarul, January 19, 2021
    • 0 replies
    • 307 views
    • 
    • Ksarul
    • January 19, 2021

41. Microcomputer Trainer

    By Vorticon, June 17, 2011
    • 23 replies
    • 6.9k views
    • 
    • Omega-TI
    • January 17, 2021

42. Is there a minimal XB assembly subroutine implementation out there somewhere which just implements string writes to VDP memory? 1 2

    By pixelpedant, December 14, 2020
    • 27 replies
    • 1.7k views
    • 
    • speccery
    • January 13, 2021

43. SAMS card troubles 1 2 3

    By Vorticon, December 13, 2020
    • 72 replies
    • 3.3k views
    • 
    • Ksarul
    • January 12, 2021

44. Edge connectors for TI-99/4A peripherals

    By speccery, January 5, 2021
    • 5 replies
    • 607 views
    • 
    • speccery
    • January 6, 2021

45. Geneve USB to XT adapter Firmware Update

    By Shift838, January 6, 2021
    • 1 reply
    • 389 views
    • 
    • arcadeshopper
    • January 6, 2021

46. TMS99105A Bit Manipulation Instructions

    By adel314, June 30, 2020
    • 10 replies
    • 958 views
    • 
    • adel314
    • January 6, 2021

47. Ti-99/4a no display. Some beeps.

    By RNMETZER, January 5, 2021
    • 1 reply
    • 284 views
    • 
    • arcadeshopper
    • January 5, 2021

48. Minesweeper - game released 1 2 3 4 7

    By sometimes99er, August 3, 2015   

    • game
    • assembler
    • (and 1 more)

      Tagged with:

      • game
      • assembler
      • cartridge
    • 153 replies
    • 19.8k views
    • 
    • sometimes99er
    • January 1, 2021

49. Source code of C99 compiler

    By retroclouds, December 30, 2020   

    • c99
    • small c
    • 14 replies
    • 861 views
    • 
    • GDMike
    • December 31, 2020

50. How to get one char to chase another? 1 2

    By Retrospect, August 2, 2013
    • 42 replies
    • 2.3k views
    • 
    • Retrospect
    • December 30, 2020