TI-99/4A Development

2,751 topics in this forum

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

   By BJGuillot, May 2, 2016
   • 30 replies
   • 1.9k views
   • 
   • HOME AUTOMATION
   • March 21, 2019

2. Assembly: Why does DIV of an integer by itself result in an overflow?

   By Tim Hamilton, June 30, 2020   

   • assembly
   • 3 replies
   • 1.1k views
   • 
   • matthew180
   • June 30, 2020

3. At least ! DSK image from my collection 1 2

   By rocky007, August 6, 2011
   • 43 replies
   • 4.7k views
   • 
   • ti99iuc
   • August 31, 2011

4. AT/XT USB Keys v1.0 working

   By Shift838, July 27, 2018
   • 5 replies
   • 742 views
   • 
   • Shift838
   • July 29, 2018

5. AT2XT KBD Converter Working!

   By Shift838, July 13, 2018
   • 2 replies
   • 628 views
   • 
   • 9640News
   • July 13, 2018

6. Atairsoft games on WhTech

   By RobertLM78, June 30, 2013
   • 3 replies
   • 575 views
   • 
   • RobertLM78
   • July 1, 2013

7. Atari carts and MEMEX loader....

   By marc.hull, August 18, 2010
   • 17 replies
   • 1.4k views
   • 
   • Tursi
   • August 22, 2010

8. Atari Games

   By John Doe, August 21, 2011
   • 6 replies
   • 1.1k views
   • 
   • RXB
   • July 19, 2013

9. ATARI to USB Joystick Adapter

   By Shift838, July 7, 2019
   • 20 replies
   • 2k views
   • 
   • Shift838
   • November 26, 2020

10. Atariage Accomplishments

    By Opry99er, March 14, 2011
    • 20 replies
    • 1.4k views
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    • unhuman
    • March 14, 2011

11. atarisoft style PCB

    By retroclouds, January 10, 2013   

    • atarisoft PCB ti-99/4A
    • 1 reply
    • 511 views
    • 
    • Tursi
    • January 10, 2013

12. atarisoft superstorm prototypes up for sale

    By retroclouds, January 21, 2013   

    • atarisoft
    • pcb
    • (and 2 more)

      Tagged with:

      • atarisoft
      • pcb
      • prototype
      • super storm
    • 8 replies
    • 1.7k views
    • 
    • Tempest
    • April 5, 2013

13. Atariventure (game collaboration?) 1 2 3 4 13

    By Opry99er, May 9, 2010
    • 319 replies
    • 19.8k views
    • 
    • arcadeshopper
    • September 16, 2019

14. Attempting to Resurrect a Game My Dad Built

    By mrulrich, December 12, 2017
    • 12 replies
    • 1.4k views
    • 
    • Shift838
    • January 29, 2018

15. Audio to speech with ConvertWavToLpc

    By Eric Lafortune, October 24, 2023
    • 4 replies
    • 305 views
    • 
    • Tursi
    • October 25, 2023

16. Auto-detect V9938

    By Willsy, July 24, 2011
    • 20 replies
    • 1.6k views
    • 
    • InsaneMultitasker
    • August 7, 2011

17. Auto-starting GROM carts?

    By ralphb, April 5, 2017   

    • gpl
    • 16 replies
    • 1.2k views
    • 
    • ralphb
    • April 9, 2017

18. AUTOBAUD DETECTION FOR 9902

    By TheBF, December 14, 2018
    • 13 replies
    • 719 views
    • 
    • FarmerPotato
    • July 27, 2023

19. autoboot issue in turboforth 1 2

    By jschultzpedersen, March 24, 2023
    • 38 replies
    • 1.4k views
    • 
    • TheBF
    • April 13, 2023

20. CRU Availability of bits in console CRU?

    By hhos, January 1, 2019   

    • CRU
    • console upgrades
    • (and 1 more)

      Tagged with:

      • CRU
      • console upgrades
      • console mods
    • 7 replies
    • 554 views
    • 
    • apersson850
    • January 30, 2019

21. Avalon Hill Titles on TI99

    By JonnyBritish, March 15, 2011
    • 9 replies
    • 1.4k views
    • 
    • Omega-TI
    • April 30, 2015

22. Avaris

    By Retrospect, August 20, 2018
    • 9 replies
    • 1.2k views
    • 
    • jedimatt42
    • September 25, 2018

23. Avaris final release

    By Retrospect, December 24, 2021
    • 0 replies
    • 362 views
    • 
    • Retrospect
    • December 24, 2021

24. AVARIS II cart image release

    By Retrospect, February 24, 2023
    • 18 replies
    • 966 views
    • 
    • Retrospect
    • March 7, 2023

25. Avatar in AtariAge TI 994A programming Forum

    By sharapos, August 25, 2011
    • 11 replies
    • 1.1k views
    • 
    • unhuman
    • August 27, 2011

26. AVPC with GSB-8200 for RGBS to VGA

    By Gary from OPA, February 25
    • 17 replies
    • 462 views
    • 
    • Gary from OPA
    • March 12

27. b99 cross-compiler *WORK IN PROGRESS*

    By retroclouds, March 22, 2015   

    • b99
    • cross-compiler
    • (and 1 more)

      Tagged with:

      • b99
      • cross-compiler
      • TMS9900
    • 19 replies
    • 1.5k views
    • 
    • retroclouds
    • February 27, 2018

28. BA-Writer 80 column editor patch 1 2

    By Tursi, November 8, 2013
    • 27 replies
    • 2k views
    • 
    • GDMike
    • May 16, 2018

29. Baby Steps 1 2 3

    By Opry99er, November 13, 2010
    • 67 replies
    • 4.4k views
    • 
    • Asmusr
    • January 24, 2017

30. Bacardi Breeze

    By sometimes99er, April 5, 2012
    • 19 replies
    • 2.2k views
    • 
    • OLD CS1
    • March 12, 2015

31. Back at it...

    By InfernalKeith, October 31, 2012
    • 6 replies
    • 634 views
    • 
    • matthew180
    • November 5, 2012

32. Bad Apple Demo?

    By pixelpedant, February 20, 2022
    • 17 replies
    • 973 views
    • 
    • Tursi
    • March 7, 2022

33. Bank Switch cartridge files Help

    By Traidna, October 25, 2021
    • 8 replies
    • 574 views
    • 
    • Traidna
    • October 26, 2021

34. Bank switched 128K ROM header

    By acadiel, April 10, 2014
    • 0 replies
    • 375 views
    • 
    • acadiel
    • April 10, 2014

35. Bank Switching 1 2

    By Sergioz82, January 1, 2023
    • 28 replies
    • 1.2k views
    • 
    • apersson850
    • January 4, 2023

36. Bank-switching tutorial v0.2

    By retroclouds, March 21, 2010
    • 0 replies
    • 814 views
    • 
    • retroclouds
    • March 21, 2010

37. Bankswitching and emulators

    By Gip-Gip, April 27, 2020
    • 3 replies
    • 475 views
    • 
    • Tursi
    • April 28, 2020

38. BAR-X arcade machine simulator for TI99!

    By Retrospect, October 1, 2012
    • 17 replies
    • 1.3k views
    • 
    • Retrospect
    • October 8, 2012

39. BASIC / XB Translator (TidBit) 1 2 3 4 11

    By matthew180, November 21, 2010
    • 254 replies
    • 19.7k views
    • 
    • jrhodes
    • May 7, 2023

40. Basic Analysis tools?

    By LASooner, April 25, 2018
    • 17 replies
    • 1.1k views
    • 
    • marc.hull
    • April 30, 2018

41. BASIC and Extended BASIC subprogram and function execution times 1 2 3

    By OLD CS1, April 17, 2021
    • 51 replies
    • 2.4k views
    • 
    • RXB
    • September 13, 2021

42. basic compiler 1 2 3 4

    By rocky007, February 19, 2011
    • 83 replies
    • 8.4k views
    • 
    • TEXAS_JOE
    • September 2, 2011

43. BASIC compiler section in Development Resources Thread

    By retroclouds, August 18, 2011
    • 19 replies
    • 2.6k views
    • 
    • sparkdrummer
    • January 5, 2017

44. BASIC floating point routines in GPL or native 9900 code?

    By JamesD, December 18, 2013
    • 7 replies
    • 1k views
    • 
    • Tursi
    • December 19, 2013

45. Basic More

    By dhe, September 8, 2022
    • 6 replies
    • 352 views
    • 
    • jbdigriz
    • September 9, 2022

46. BASIC Musings 1 2 3

    By Opry99er, February 21, 2011
    • 57 replies
    • 4.1k views
    • 
    • sometimes99er
    • November 14, 2013

47. BASIC on CART Contest (BoCC) 1 2 3 4 10

    By Opry99er, November 14, 2010
    • 233 replies
    • 15.3k views
    • 
    • Tursi
    • March 5, 2011

48. BASIC on CART Contest (BoCC) Entries

    By Opry99er, November 22, 2010
    • 8 replies
    • 2.5k views
    • 
    • Astharot
    • April 22, 2011

49. BASIC on PI PICO

    By RXB, May 2, 2022
    • 2 replies
    • 325 views
    • 
    • Shift838
    • May 4, 2022

50. Basic Programming Question 1 2

    By 9640News, August 26, 2023
    • 26 replies
    • 955 views
    • 
    • apersson850
    • August 28, 2023