TI-99/4A Development

2,762 topics in this forum

1. Sixxit - new TI Extended BASIC game

   By InfernalKeith, August 10, 2019
   • 3 replies
   • 648 views
   • 
   • Vorticon
   • August 14, 2019

2. TI-L.E.M.

   By gekido_ken, August 12, 2019
   • 16 replies
   • 967 views
   • 
   • senior_falcon
   • August 14, 2019

3. Timeclock

   By GDMike, August 11, 2019
   • 9 replies
   • 716 views
   • 
   • GDMike
   • August 13, 2019

4. Timeclock

   By GDMike, August 11, 2019
   • 0 replies
   • 335 views
   • 
   • GDMike
   • August 11, 2019

5. New Baseball game for the TI-99/4a 1 2 3 4 10

   By Opry99er, March 31, 2013
   • 225 replies
   • 10.8k views
   • 
   • Ksarul
   • August 10, 2019

6. Sound list ripper 1 2 3 4 5

   By Asmusr, March 1, 2014
   • 122 replies
   • 11.7k views
   • 
   • Tursi
   • August 7, 2019

7. TIPI Driver Source for MDOS for Geneve 9640

   By 9640News, August 5, 2019
   • 3 replies
   • 414 views
   • 
   • InsaneMultitasker
   • August 6, 2019

8. TI Game Engine X

   By kl99, August 2, 2019   

   • game
   • rxb
   • (and 4 more)

     Tagged with:

     • game
     • rxb
     • scrolling
     • level
     • 10 liner
     • programming
   • 13 replies
   • 1k views
   • 
   • oddemann
   • August 6, 2019

9. TI Extended BASIC (Stuff) 1 2

   By Omega-TI, December 24, 2013   

   • TI-99/4A
   • XB
   • 28 replies
   • 7.4k views
   • 
   • RXB
   • August 5, 2019

10. ti994w for development.

    By dhe, August 3, 2019   

    • c
    • 1 reply
    • 498 views
    • 
    • globeron
    • August 4, 2019

11. Important news and I need some help. 1 2 3 4 8

    By Sinphaltimus, March 14, 2018
    • 176 replies
    • 10.2k views
    • 
    • GDMike
    • August 4, 2019

12. Extended Basic - Is this a Syntax Error or an Interpreter Bug?

    By kl99, August 1, 2019   

    • extended basic
    • rxb
    • (and 4 more)

      Tagged with:

      • extended basic
      • rxb
      • xb
      • interpreter
      • programming
      • gpl
    • 2 replies
    • 415 views
    • 
    • senior_falcon
    • August 1, 2019

13. Turboforth and TSR ability

    By GDMike, April 23, 2019
    • 14 replies
    • 960 views
    • 
    • GDMike
    • July 31, 2019

14. FIXED: RESET repeats in FORTI-2 interface 1 2

    By FarmerPotato, July 24, 2019
    • 34 replies
    • 1.6k views
    • 
    • TheBF
    • July 31, 2019

15. Geneve 9640 DIN Video to DB9

    By Shift838, June 18, 2019
    • 4 replies
    • 697 views
    • 
    • Shift838
    • July 30, 2019

16. New 512K flash cartridge design, rewritable by 4A 1 2

    By FarmerPotato, July 6, 2019
    • 41 replies
    • 2.4k views
    • 
    • GDMike
    • July 30, 2019

17. System ROMs

    By GDMike, July 25, 2019
    • 8 replies
    • 568 views
    • 
    • RXB
    • July 26, 2019

18. Has anybody made a test point adaptor for Pbox card, sidecar, or cartridge port?

    By FarmerPotato, July 16, 2019
    • 7 replies
    • 599 views
    • 
    • Ksarul
    • July 26, 2019

19. Telnet Client for MDOS 1 2

    By 9640News, March 4, 2018
    • 25 replies
    • 1.7k views
    • 
    • 9640News
    • July 18, 2019

20. call load reference

    By arcadeshopper, July 14, 2019
    • 4 replies
    • 810 views
    • 
    • arcadeshopper
    • July 15, 2019

21. GenASM /GenLink issue

    By 9640News, July 5, 2019
    • 3 replies
    • 419 views
    • 
    • 9640News
    • July 6, 2019

22. CALL IO (RXB) and Classic99

    By kl99, June 27, 2019   

    • tms9901
    • classic99
    • (and 3 more)

      Tagged with:

      • tms9901
      • classic99
      • emulation
      • rxb
      • joystick input
    • 23 replies
    • 1k views
    • 
    • RXB
    • July 4, 2019

23. Kong Blitz!

    By Retrospect, June 20, 2019
    • 6 replies
    • 788 views
    • 
    • videofx
    • June 24, 2019

24. V9938 benchmarks

    By mizapf, June 12, 2019
    • 17 replies
    • 1.4k views
    • 
    • mizapf
    • June 23, 2019

25. Assembly Language Instruction

    By 9640News, June 20, 2019
    • 10 replies
    • 830 views
    • 
    • mizapf
    • June 22, 2019

26. Lemonade Stand

    By Opry99er, July 12, 2010
    • 21 replies
    • 2.1k views
    • 
    • senior_falcon
    • June 15, 2019

27. Using TIPI socket interface in assembler (was: copying E/A 3 problem) 1 2 3

    By Stuart, September 24, 2018
    • 61 replies
    • 3.2k views
    • 
    • jedimatt42
    • June 15, 2019

28. Flash ROM Cart 1 2 3 4 20

    By ralphb, March 20, 2016
    • 484 replies
    • 49.1k views
    • 
    • GDMike
    • June 14, 2019

29. Interesting and abandoned projects. 1 2

    By Retrospect, January 3, 2019
    • 40 replies
    • 3.3k views
    • 
    • GDMike
    • June 13, 2019

30. TIDir Utility (Download)?

    By AtariK2, April 4, 2012
    • 20 replies
    • 4.9k views
    • 
    • retiredqwest
    • June 9, 2019

31. Jet Set Willy 1 2 3 4 11

    By Asmusr, May 7, 2015
    • 252 replies
    • 25.2k views
    • 
    • sometimes99er
    • May 31, 2019

32. Geneve BUS Mouse Adapter 1 2

    By Shift838, March 18, 2019
    • 46 replies
    • 2.6k views
    • 
    • Shift838
    • May 31, 2019

33. Count the occurrence of a given digit within a given range of PI?

    By jrhodes, May 28, 2019
    • 22 replies
    • 1.4k views
    • 
    • Vorticon
    • May 30, 2019

34. Return To Monsterland

    By Retrospect, May 26, 2019
    • 11 replies
    • 1k views
    • 
    • Tursi
    • May 29, 2019

35. Graxx - room based action adventure in 8K ROM / 16K RAM 1 2

    By mindlord, January 5, 2017
    • 38 replies
    • 5.2k views
    • 
    • Ksarul
    • May 24, 2019

36. Tile sprite on ram and recall them.

    By gekido_ken, May 21, 2019
    • 6 replies
    • 607 views
    • 
    • LASooner
    • May 22, 2019

37. Ti Extended Basic - sprite control

    By gekido_ken, May 19, 2019
    • 6 replies
    • 979 views
    • 
    • RXB
    • May 20, 2019

38. Tron: my first compiled game

    By Bleepbit, April 28, 2019   

    • extended basic
    • ti99/4a
    • (and 2 more)

      Tagged with:

      • extended basic
      • ti99/4a
      • game
      • compile
    • 4 replies
    • 936 views
    • 
    • Ksarul
    • May 19, 2019

39. Tribute to SEGA PENGO - XB compiled game

    By Bleepbit, May 12, 2019   

    • game
    • pengo
    • 12 replies
    • 1.5k views
    • 
    • Bleepbit
    • May 19, 2019

40. Other TI 99 Chip Hardware?

    By x24b, May 19, 2017
    • 22 replies
    • 2.1k views
    • 
    • TheBF
    • May 13, 2019

41. New MESS GUI Launcher 1 2 3 4 5

    By Shift838, October 3, 2015
    • 103 replies
    • 8.6k views
    • 
    • Shift838
    • May 6, 2019

42. BXB (routine to use charsets 15-16 in XB) help

    By InfernalKeith, April 30, 2019
    • 23 replies
    • 1k views
    • 
    • RXB
    • May 6, 2019

43. TIPI and FTP

    By 9640News, April 30, 2019
    • 5 replies
    • 428 views
    • 
    • jedimatt42
    • May 6, 2019

44. Extended Basic v2.7 Suite Cartridge 1 2 3 4 23

    By Gazoo, September 13, 2014
    • 569 replies
    • 46.2k views
    • 
    • Ksarul
    • May 5, 2019

45. Hi all!

    By Willsy, May 3, 2019
    • 5 replies
    • 450 views
    • 
    • Ksarul
    • May 4, 2019

46. 99/4a TMS4116-15 Memory , will -25 slower memory work ?

    By TI998owner, April 30, 2019   

    • Replacement memory chips
    • 4 replies
    • 586 views
    • 
    • acadiel
    • May 4, 2019

47. Programming Instruction Issue

    By 9640News, May 3, 2019
    • 1 reply
    • 292 views
    • 
    • InsaneMultitasker
    • May 3, 2019

48. ExBASIC II by peter kull

    By hloberg, March 29, 2014   

    • exbasic
    • basic
    • (and 1 more)

      Tagged with:

      • exbasic
      • basic
      • programming
    • 9 replies
    • 1.7k views
    • 
    • hloberg
    • May 1, 2019

49. TMS9900 CPU core creation attempt 1 2 3 4 7

    By speccery, April 1, 2017
    • 172 replies
    • 15.7k views
    • 
    • speccery
    • April 30, 2019

50. mystified about Input command 1 2

    By Ranger03, July 8, 2018
    • 27 replies
    • 2.5k views
    • 
    • apersson850
    • April 29, 2019