TI-99/4A Development

2,773 topics in this forum

1. Tribute to SEGA PENGO - XB compiled game

   By Bleepbit, May 12, 2019   

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

2. Other TI 99 Chip Hardware?

   By x24b, May 19, 2017
   • 22 replies
   • 2.2k views
   • 
   • TheBF
   • May 13, 2019

3. New MESS GUI Launcher 1 2 3 4 5

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

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

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

5. TIPI and FTP

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

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

   By Gazoo, September 13, 2014
   • 569 replies
   • 46.5k views
   • 
   • Ksarul
   • May 5, 2019

7. Hi all!

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

8. 99/4a TMS4116-15 Memory , will -25 slower memory work ?

   By TI998owner, April 30, 2019   

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

9. Programming Instruction Issue

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

10. 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

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

    By speccery, April 1, 2017
    • 172 replies
    • 15.8k views
    • 
    • speccery
    • April 30, 2019

12. mystified about Input command 1 2

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

13. The state of TIPI and the Geneve 9640 - success-ish. 1 2

    By jedimatt42, March 26, 2019   

    • geneve
    • 9640
    • (and 1 more)

      Tagged with:

      • geneve
      • 9640
      • tipi
    • 40 replies
    • 2.1k views
    • 
    • jedimatt42
    • April 26, 2019

14. Tetris source code

    By webdeck, April 4, 2019
    • 5 replies
    • 1k views
    • 
    • webdeck
    • April 24, 2019

15. TI ARC format? 1 2

    By matthew180, October 19, 2016
    • 29 replies
    • 2.2k views
    • 
    • mizapf
    • April 23, 2019

16. "Programme fuer den TI-99/4A und TI-99/4" 1 2

    By oddemann, April 20, 2019
    • 28 replies
    • 1.1k views
    • 
    • mizapf
    • April 21, 2019

17. TIPI / RPI / File Project Repository

    By 9640News, April 19, 2019
    • 6 replies
    • 439 views
    • 
    • Asmusr
    • April 20, 2019

18. CALL FILES/subprogram >16 code

    By ralphb, April 14, 2019   

    • DSR
    • 23 replies
    • 867 views
    • 
    • Tursi
    • April 16, 2019

19. Chain loading XB programs

    By Vorticon, April 14, 2019   

    • XB
    • Extended Basic
    • (and 1 more)

      Tagged with:

      • XB
      • Extended Basic
      • Chain programs
    • 16 replies
    • 769 views
    • 
    • Vorticon
    • April 15, 2019

20. M.U.L.E. for TI 1 2 3 4 5

    By hloberg, January 2, 2013   

    • PROGRAMMING
    • ATARI
    • (and 1 more)

      Tagged with:

      • PROGRAMMING
      • ATARI
      • MULE
    • 121 replies
    • 11.3k views
    • 
    • hloberg
    • April 12, 2019

21. Nyog'Sothep

    By lucien2, April 15, 2012   

    • The nameless mist
    • 9 replies
    • 1.7k views
    • 
    • unhuman
    • April 11, 2019

22. Proposal for a new Geneve boot process

    By mizapf, April 7, 2019   

    • Geneve
    • 11 replies
    • 760 views
    • 
    • mizapf
    • April 10, 2019

23. do we have the Geneve 1.00 BOOT BIOS source code?

    By jedimatt42, April 5, 2019   

    • geneve
    • 9640
    • (and 1 more)

      Tagged with:

      • geneve
      • 9640
      • rom
    • 9 replies
    • 547 views
    • 
    • InsaneMultitasker
    • April 5, 2019

24. PEB Connector Eagle Component ?

    By Shift838, April 3, 2019
    • 2 replies
    • 298 views
    • 
    • Shift838
    • April 5, 2019

25. Something like Pitfall or HERO....

    By Bones-69, September 20, 2018
    • 11 replies
    • 960 views
    • 
    • jrhodes
    • April 3, 2019

26. Using PEEKV and POKEV to covert MiniMem game Light Race to T.I. XB

    By jrhodes, July 14, 2018   

    • W.I.P.
    • Help needed
    • 18 replies
    • 1.5k views
    • 
    • RXB
    • April 1, 2019

27. c99 - getting started? 1 2 3 4

    By unhuman, April 29, 2010
    • 78 replies
    • 6.4k views
    • 
    • RXB
    • March 29, 2019

28. Assembly: Problem calling GPLLNK without 32 KB memory expansion 1 2

    By BJGuillot, May 2, 2016
    • 30 replies
    • 2k views
    • 
    • HOME AUTOMATION
    • March 21, 2019

29. Calculating time 1 2

    By JPC531, March 18, 2019
    • 26 replies
    • 1.4k views
    • 
    • Asmusr
    • March 20, 2019

30. Escape: a new TI Basic Game

    By Bleepbit, March 11, 2019   

    • basic
    • game
    • (and 1 more)

      Tagged with:

      • basic
      • game
      • TI-99 4/A
    • 13 replies
    • 1.1k views
    • 
    • Vorticon
    • March 20, 2019

31. E/A5 (Program) Format

    By Stuart, March 18, 2019
    • 13 replies
    • 682 views
    • 
    • InsaneMultitasker
    • March 19, 2019

32. internal 16 bit 32K upgrade 1 2

    By JamesD, December 15, 2012
    • 41 replies
    • 6.9k views
    • 
    • dhe
    • March 8, 2019

33. Pyjamarama 1 2 3 4

    By Asmusr, November 30, 2018
    • 84 replies
    • 6.9k views
    • 
    • acadiel
    • February 27, 2019

34. Converting data on tape to digital data

    By Stuart, February 25, 2019
    • 3 replies
    • 476 views
    • 
    • HOME AUTOMATION
    • February 27, 2019

35. Using the full 32K for an XB program 1 2

    By senior_falcon, February 19, 2019
    • 27 replies
    • 1.6k views
    • 
    • OLD CS1
    • February 26, 2019

36. SuperSave - Save EA3 files as EA5 files

    By FarmerPotato, January 14, 2019
    • 8 replies
    • 794 views
    • 
    • FarmerPotato
    • February 24, 2019

37. Communicate without RS-232 1 2

    By cbmeeks, February 8, 2019
    • 29 replies
    • 1.2k views
    • 
    • HOME AUTOMATION
    • February 23, 2019

38. Interrupt Service Routine and the RS232 1 2 3

    By InsaneMultitasker, March 8, 2016   

    • RS232
    • interrupts
    • (and 2 more)

      Tagged with:

      • RS232
      • interrupts
      • ISR
      • TIMXT
    • 68 replies
    • 5.6k views
    • 
    • TheBF
    • February 22, 2019

39. memory mapped device without CRU? enablement or with < 0x1000 crubase

    By jedimatt42, February 17, 2019
    • 8 replies
    • 633 views
    • 
    • Lee Stewart
    • February 18, 2019

40. Example of how to use DSR functions from GCC - Reading GPL 3.0

    By tschak909, February 17, 2019   

    • programming example
    • gcc
    • (and 2 more)

      Tagged with:

      • programming example
      • gcc
      • dsrlnk
      • dsr
    • 1 reply
    • 725 views
    • 
    • tschak909
    • February 18, 2019

41. hacking on a scanline fill for libti99

    By tschak909, February 15, 2019
    • 6 replies
    • 454 views
    • 
    • Tursi
    • February 17, 2019

42. rectangle fill routine for graphics 2 mode?

    By tschak909, February 4, 2019
    • 19 replies
    • 824 views
    • 
    • Asmusr
    • February 15, 2019

43. Which BASIC?

    By cbmeeks, February 8, 2019
    • 21 replies
    • 953 views
    • 
    • Casey
    • February 15, 2019

44. Diode for Myarc 512K for Geneve conversion

    By 9640News, February 10, 2019
    • 3 replies
    • 282 views
    • 
    • 9640News
    • February 10, 2019

45. 2 off V9938's up for grabs

    By Stuart, February 9, 2019
    • 3 replies
    • 329 views
    • 
    • Stuart
    • February 9, 2019

46. New TI Basic game: Skier 99

    By tibasic, January 29, 2019
    • 15 replies
    • 1k views
    • 
    • tibasic
    • February 8, 2019

47. Better keyboard scanning?

    By tschak909, February 7, 2019
    • 1 reply
    • 498 views
    • 
    • jedimatt42
    • February 7, 2019

48. simple beeps with libti99?

    By tschak909, February 5, 2019
    • 8 replies
    • 516 views
    • 
    • Tursi
    • February 6, 2019

49. Dicecrash - new game in Extended BASIC 1 2

    By InfernalKeith, November 18, 2015
    • 37 replies
    • 3.2k views
    • 
    • Opry99er
    • February 6, 2019

50. V9938 Text Pages

    By 9640News, February 5, 2019
    • 6 replies
    • 433 views
    • 
    • 9640News
    • February 6, 2019