TI-99/4A Development

2,754 topics in this forum

1. XB color table access in assembly

   By Vorticon, January 23, 2022   

   • extended basic
   • xb
   • (and 2 more)

     Tagged with:

     • extended basic
     • xb
     • assembly
     • color
   • 7 replies
   • 512 views
   • 
   • GDMike
   • January 25, 2022

2. f18a 60 rows, 80 columns mode showing Stevie

   By retroclouds, January 23, 2023   

   • f18a
   • 60x80
   • (and 3 more)

     Tagged with:

     • f18a
     • 60x80
     • stevie
     • tms9900
     • vdp
   • 5 replies
   • 511 views
   • 
   • matthew180
   • February 19, 2023

3. Will any of the new modules allow loading and running of Myarc Advanced Basic?

   By dhe, August 7, 2019   

   • myarc advanced basic.
   • 9 replies
   • 510 views
   • 
   • FALCOR4
   • August 17, 2019

4. Redefine FCTN+# keys in TI Extended Basic?

   By jrhodes, July 19, 2018
   • 3 replies
   • 509 views
   • 
   • sparkdrummer
   • July 19, 2018

5. Wanted: 3 Atarisoft cartridge shells

   By labrat, April 25, 2012
   • 0 replies
   • 508 views
   • 
   • labrat
   • April 25, 2012

6. Project box for side port expansion board

   By atrax27407, January 18, 2018
   • 2 replies
   • 508 views
   • 
   • atrax27407
   • January 18, 2018

7. I'm sorry Ralph, ...

   By ralphb, May 21, 2020
   • 7 replies
   • 507 views
   • 
   • RXB
   • May 22, 2020

8. Seeking Source - Ring Destroyer by Republic Software.

   By dhe, July 8, 2023
   • 15 replies
   • 507 views
   • 
   • chris36
   • July 15, 2023

9. Trying to understand DMA on a 4A.

   By dhe, October 24, 2022
   • 11 replies
   • 506 views
   • 
   • speccery
   • November 17, 2022

10. XB Puzzles

    By Gazoo, November 8, 2014
    • 1 reply
    • 506 views
    • 
    • sometimes99er
    • November 8, 2014

11. 838 AT2XT Keyboard Adapter v2.0 Firmware Update

    By Shift838, October 3, 2021
    • 9 replies
    • 506 views
    • 
    • 9640News
    • October 12, 2021

12. Do you github?

    By dhe, October 14, 2020
    • 10 replies
    • 505 views
    • 
    • GDMike
    • October 15, 2020

13. MakeMultiCart tool (for EA#5)

    By Tursi, August 24, 2021
    • 10 replies
    • 505 views
    • 
    • Tursi
    • September 7, 2021

14. Maziacs

    By OX., September 17, 2013
    • 2 replies
    • 504 views
    • 
    • OX.
    • September 21, 2013

15. OPERATION SEA WOLF - BY MARK HANKINS

    By oddemann, October 17, 2022   

    • basic
    • game
    • (and 1 more)

      Tagged with:

      • basic
      • game
      • listing
    • 9 replies
    • 504 views
    • 
    • chris36
    • October 20, 2022

16. TMS99000 stack related instructions

    By retroclouds, September 19, 2021   

    • tms99000
    • tms99105
    • (and 1 more)

      Tagged with:

      • tms99000
      • tms99105
      • stack
    • 6 replies
    • 503 views
    • 
    • TheBF
    • September 22, 2021

17. 19V laptop adapter as TI power?

    By Kchula-Rrit, July 20, 2020
    • 7 replies
    • 501 views
    • 
    • Kchula-Rrit
    • October 20, 2020

18. Saving Rom Cartridge

    By 9640News, September 12, 2018
    • 6 replies
    • 500 views
    • 
    • FarmerPotato
    • September 13, 2018

19. Fitting the F18A and an amplifier into the 4A console II

    By Willsy, April 29, 2012
    • 0 replies
    • 499 views
    • 
    • Willsy
    • April 29, 2012

20. Putting a 3.6V Lithium and diode on a Horizon Ram Disk

    By acadiel, April 12, 2018
    • 3 replies
    • 498 views
    • 
    • acadiel
    • April 13, 2018

21. Didn't realize there was a following for the TI99/4A

    By Supaka, March 8, 2013
    • 3 replies
    • 498 views
    • 
    • matthew180
    • March 8, 2013

22. SIDBlaster and MIDIMaster

    By dhe, December 11, 2022
    • 5 replies
    • 498 views
    • 
    • dhe
    • December 14, 2022

23. ti994w for development.

    By dhe, August 3, 2019   

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

24. re-introduction and new game developments

    By Firefly, December 2, 2019
    • 4 replies
    • 497 views
    • 
    • Lee Stewart
    • December 3, 2019

25. Cassette Programs not Loading

    By EAbrahim, November 19, 2020   

    • ti 99/4a
    • cassette
    • (and 1 more)

      Tagged with:

      • ti 99/4a
      • cassette
      • loading program
    • 4 replies
    • 497 views
    • 
    • EAbrahim
    • November 23, 2020

26. Looking for...

    By oddemann, October 8, 2020
    • 4 replies
    • 496 views
    • 
    • tmop69
    • October 12, 2020

27. XB lower case & a place for program sub-routines

    By hloberg, August 28, 2019
    • 7 replies
    • 495 views
    • 
    • Lee Stewart
    • September 1, 2019

28. Headphones for an F18A console

    By Asmusr, September 30, 2023
    • 14 replies
    • 495 views
    • 
    • Tursi
    • October 31, 2023

29. TI Basic memory

    By Bones-69, January 2, 2023
    • 15 replies
    • 495 views
    • 
    • MikeV
    • January 3, 2023

30. Creating a FOR ... TO loop that can change its TO limit?

    By notwhoyouthink, December 22, 2017
    • 3 replies
    • 494 views
    • 
    • Willsy
    • December 22, 2017

31. simple beeps with libti99?

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

32. GIF Source Code - Need Help to convert to Geneve and/or SAMS usage

    By 9640News, April 12, 2022
    • 10 replies
    • 493 views
    • 
    • apersson850
    • April 19, 2022

33. Speech Editor Module (rare?)

    By Opry99er, April 8, 2013
    • 1 reply
    • 493 views
    • 
    • Shift838
    • April 8, 2013

34. Cosmic Shootout

    By Retrospect, February 19
    • 7 replies
    • 492 views
    • 
    • Retrospect
    • February 25

35. TI Cassette Tapes

    By am1933, May 13, 2014
    • 0 replies
    • 492 views
    • 
    • am1933
    • May 13, 2014

36. TI Basic game: H Fighter

    By tibasic, April 5, 2021
    • 2 replies
    • 491 views
    • 
    • Ksarul
    • April 14, 2021

37. RAVE99 Speech Equations Compiled

    By Shift838, December 23, 2021
    • 2 replies
    • 491 views
    • 
    • F.G. Kaal
    • January 3, 2022

38. New Tracker in the ColecoVision forums

    By Tursi, January 29, 2012
    • 0 replies
    • 490 views
    • 
    • Tursi
    • January 29, 2012

39. GUI Based Word Processor - Geneve and/or TI-99/4A

    By 9640News, May 2, 2023
    • 5 replies
    • 490 views
    • 
    • 9640News
    • May 3, 2023

40. Multifile games

    By SteveB, February 3, 2023
    • 12 replies
    • 488 views
    • 
    • TheBF
    • February 4, 2023

41. XB speed test. Trying to work out fastest XB Compiler speed. Interesting result!

    By Bones-69, March 18, 2023
    • 11 replies
    • 487 views
    • 
    • senior_falcon
    • March 19, 2023

42. Source of Turbo Forth cart?

    By blakespot, April 20, 2013
    • 1 reply
    • 487 views
    • 
    • samishal
    • April 21, 2013

43. Kind of OT: Great Deal on Make Electronics Books

    By 99er, June 20, 2016
    • 0 replies
    • 487 views
    • 
    • 99er
    • June 20, 2016

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

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

45. GCHAR equivalent in UCSD Pascal?

    By LarryFromBuffalo, April 12
    • 19 replies
    • 486 views
    • 
    • OLD CS1
    • Tuesday at 02:32 PM

46. Morg Blaster .... creating while learning with RXB

    By Retrospect, February 2, 2023   

    • rxb
    • 10 replies
    • 486 views
    • 
    • RXB
    • February 2, 2023

47. What is the pitch of the TI99/4A cartridge port?

    By unebonnevie, March 15, 2015
    • 1 reply
    • 486 views
    • 
    • Ksarul
    • March 16, 2015

48. C64 PETSCII on TI?

    By jrhodes, October 24, 2020
    • 3 replies
    • 486 views
    • 
    • sometimes99er
    • October 25, 2020

49. A unique find?

    By RobertLM78, July 7, 2013
    • 2 replies
    • 484 views
    • 
    • RobertLM78
    • July 8, 2013

50. tidbit99.com hosted site for the TIdBiT translator

    By OLD CS1, August 6, 2020
    • 5 replies
    • 484 views
    • 
    • OLD CS1
    • August 16, 2020