TI-99/4A Development

2,825 topics in this forum

1. GPL on the Geneve

   By pnr, January 28, 2016
   • 8 replies
   • 994 views
   • 
   • mizapf
   • February 4, 2016

2. Extended Basic Long format 1 2

   By mizapf, March 18, 2015
   • 25 replies
   • 2.2k views
   • 
   • RXB
   • February 2, 2016

3. New Development Idea ? PEB option ?

   By Shift838, January 27, 2016
   • 7 replies
   • 1.2k views
   • 
   • RickyDean
   • January 28, 2016

4. Texan Dealer

   By Retrospect, October 22, 2012
   • 7 replies
   • 1.4k views
   • 
   • Ksarul
   • January 24, 2016

5. Some new old software

   By Tursi, June 21, 2013   

   • Potentially lost?
   • 8 replies
   • 1.2k views
   • 
   • Tursi
   • January 22, 2016

6. Test Files for Uncrunching/Parsing Basic Statements

   By kl99, December 7, 2015   

   • Crunch
   • Uncrunch
   • (and 8 more)

     Tagged with:

     • Crunch
     • Uncrunch
     • Parse
     • Basic
     • Interpreter
     • TiFile
     • Decode
     • INTSIM
     • Files
     • Tools
   • 22 replies
   • 3.3k views
   • 
   • HackMac
   • January 21, 2016

7. Programming challenge 1 2 3

   By Gazoo, June 5, 2015
   • 54 replies
   • 3.7k views
   • 
   • Ksarul
   • January 19, 2016

8. Elite for the TI-99/4A 1 2 3

   By Stuart, April 1, 2014
   • 63 replies
   • 6.9k views
   • 
   • am1933
   • January 11, 2016

9. New Game Development Idea

   By Shift838, January 4, 2016
   • 6 replies
   • 761 views
   • 
   • Omega-TI
   • January 11, 2016

10. Biliard on the TI-99/4A (?)

    By ti99iuc, January 7, 2016
    • 9 replies
    • 1.2k views
    • 
    • am1933
    • January 10, 2016

11. New XB Game Under Development :) 1 2

    By Iwantgames:), December 9, 2015
    • 40 replies
    • 2.8k views
    • 
    • Opry99er
    • January 2, 2016

12. 120Hz IRQ timer?

    By OLD CS1, December 29, 2015
    • 1 reply
    • 837 views
    • 
    • Tursi
    • December 30, 2015

13. Save Mary in goofing around making it work stage in XB

    By arcadeshopper, December 27, 2015
    • 4 replies
    • 773 views
    • 
    • Schmitzi
    • December 27, 2015

14. The next EVOLUTION in Future TI Cartridge(s)

    By Omega-TI, April 3, 2014   

    • TI-99/4A
    • SMT
    • (and 1 more)

      Tagged with:

      • TI-99/4A
      • SMT
      • HD
    • 13 replies
    • 2.2k views
    • 
    • mister35mm
    • December 27, 2015

15. Conquest of the Aftermath - new game in development

    By InfernalKeith, December 4, 2015
    • 13 replies
    • 1k views
    • 
    • Ksarul
    • December 22, 2015

16. MOVB question

    By Willsy, December 17, 2015
    • 4 replies
    • 940 views
    • 
    • matthew180
    • December 19, 2015

17. Possible?

    By Opry99er, December 13, 2015
    • 22 replies
    • 1.3k views
    • 
    • Tursi
    • December 16, 2015

18. TIFILES format

    By Willsy, December 15, 2015
    • 2 replies
    • 764 views
    • 
    • mizapf
    • December 15, 2015

19. Power-up list entry in cart headers

    By Willsy, December 3, 2015
    • 6 replies
    • 748 views
    • 
    • Tursi
    • December 3, 2015

20. 2015 Holiday Demo Contest (entries only) Thread

    By Opry99er, November 9, 2015
    • 22 replies
    • 2k views
    • 
    • Opry99er
    • November 30, 2015

21. CITYBOMBER

    By orion1052003, December 8, 2011   

    • CITYBOMBER TI-99/4A
    • 15 replies
    • 1.8k views
    • 
    • Opry99er
    • November 23, 2015

22. Opt 3 Loader Source/Disassembly (Request)

    By gregallenwarner, November 16, 2015
    • 4 replies
    • 892 views
    • 
    • gregallenwarner
    • November 17, 2015

23. Extended Basic 2.7 Suite - Cart GROM is compromised ?

    By aftyde, October 31, 2015
    • 17 replies
    • 1k views
    • 
    • aftyde
    • November 14, 2015

24. More capacity on Lotharek drive

    By Gazoo, September 4, 2015
    • 6 replies
    • 1.1k views
    • 
    • Schmitzi
    • November 12, 2015

25. Could this be the most awful TI game ever? 1 2 3

    By Retrospect, October 24, 2015
    • 53 replies
    • 3.4k views
    • 
    • Retrospect
    • November 9, 2015

26. Building a new PEB - the drive cage

    By aftyde, November 8, 2015
    • 3 replies
    • 821 views
    • 
    • aftyde
    • November 9, 2015

27. Looking to put some TI TMS99xx chips onto GALs/CPLDs

    By dirty-harry, November 4, 2015
    • 6 replies
    • 873 views
    • 
    • gregallenwarner
    • November 7, 2015

28. Writing to VDP in user ISR

    By ralphb, October 18, 2015   

    • assembly
    • vdp
    • (and 1 more)

      Tagged with:

      • assembly
      • vdp
      • interrupt
    • 12 replies
    • 1.5k views
    • 
    • apersson850
    • November 4, 2015

29. BLWP @0

    By Asmusr, November 1, 2015
    • 17 replies
    • 1.3k views
    • 
    • apersson850
    • November 4, 2015

30. Is 80col possible in RXB or other ebasic?

    By aftyde, October 27, 2015
    • 14 replies
    • 922 views
    • 
    • Omega-TI
    • October 30, 2015

31. ABSolutely perfect

    By Opry99er, October 29, 2015
    • 11 replies
    • 961 views
    • 
    • Opry99er
    • October 30, 2015

32. ZAXXON - Playable DEMO -

    By ti99iuc, October 24, 2015
    • 9 replies
    • 1.6k views
    • 
    • unhuman
    • October 28, 2015

33. Homebrew TI99/4A art for free

    By orion1052003, October 27, 2015
    • 0 replies
    • 619 views
    • 
    • orion1052003
    • October 27, 2015

34. Sprite editors 1 2 3 4

    By sometimes99er, February 28, 2012   

    • sprite
    • editor
    • (and 1 more)

      Tagged with:

      • sprite
      • editor
      • utility
    • 84 replies
    • 8.7k views
    • 
    • sometimes99er
    • October 24, 2015

35. Gorf: Space Warp

    By sometimes99er, August 26, 2015   

    • XB
    • demo
    • 11 replies
    • 1.9k views
    • 
    • Opry99er
    • October 24, 2015

36. Debugger instructions

    By Asmusr, October 20, 2015   

    • Assembly
    • 8 replies
    • 1.3k views
    • 
    • Willsy
    • October 22, 2015

37. programming

    By BuckoBrand, October 21, 2015
    • 4 replies
    • 898 views
    • 
    • Vorticon
    • October 21, 2015

38. GPL code

    By InsaneMultitasker, October 17, 2015
    • 7 replies
    • 1.1k views
    • 
    • atrax27407
    • October 18, 2015

39. PROGRAM size optimization

    By Opry99er, October 15, 2015
    • 14 replies
    • 979 views
    • 
    • ralphb
    • October 17, 2015

40. Hardware question to the HOLD/HOLDA CPU signal lines

    By HackMac, October 14, 2015
    • 5 replies
    • 850 views
    • 
    • Tursi
    • October 15, 2015

41. Converting ROM-only files for GROM devices (i.e. HSGPL Card)

    By atrax27407, October 11, 2015
    • 3 replies
    • 776 views
    • 
    • Lee Stewart
    • October 13, 2015

42. TurboForth Version 1.2.1:4 released

    By Willsy, October 6, 2015
    • 10 replies
    • 838 views
    • 
    • atrax27407
    • October 11, 2015

43. Question about vertical retrace timing

    By orbitaldecay, October 6, 2015
    • 23 replies
    • 1.4k views
    • 
    • Tursi
    • October 10, 2015

44. Sprite coincidence bit

    By Willsy, October 9, 2015   

    • sprite
    • cru
    • (and 2 more)

      Tagged with:

      • sprite
      • cru
      • coinc
      • coincidence
    • 9 replies
    • 1.1k views
    • 
    • Tursi
    • October 10, 2015

45. Air-Sea Battle

    By Opry99er, September 5, 2015
    • 14 replies
    • 1.2k views
    • 
    • Opry99er
    • October 9, 2015

46. Question about vertical retrace timing

    By orbitaldecay, October 6, 2015
    • 0 replies
    • 381 views
    • 
    • orbitaldecay
    • October 6, 2015

47. Help with GROM header

    By orbitaldecay, October 3, 2015
    • 18 replies
    • 1.3k views
    • 
    • Willsy
    • October 5, 2015

48. Vector Hyperdrive (A new Space Shooter) 1 2 3 4

    By Opry99er, August 15, 2015
    • 76 replies
    • 4.9k views
    • 
    • Opry99er
    • October 2, 2015

49. TurboForth website updated

    By Willsy, September 18, 2015   

    • turboforth
    • 15 replies
    • 1.5k views
    • 
    • Shift838
    • September 24, 2015

50. Disabling protection violation on cassette games in xb

    By MrGonker, September 12, 2015
    • 8 replies
    • 1.2k views
    • 
    • acadiel
    • September 16, 2015