TI-99/4A Development

2,685 topics in this forum

1. GAL/PAL Creation

   By dhe, February 24, 2022
   • 3 replies
   • 315 views
   • 
   • Shift838
   • February 25, 2022

2. PCB Ordering for TI-99 Prototyping 1 2

   By Shift838, December 7, 2021
   • 29 replies
   • 1.2k views
   • 
   • Shift838
   • February 25, 2022

3. TMS9900 is the coolest CPU for multi-tasking 1 2

   By TheBF, May 18, 2017
   • 36 replies
   • 3.9k views
   • 
   • apersson850
   • February 25, 2022

4. Linux-like OS for the TI 1 2

   By insomnia, September 1, 2018
   • 46 replies
   • 3.5k views
   • 
   • FarmerPotato
   • February 25, 2022

5. Can an MCU drive the TI's cartridge port?

   By Willsy, February 18, 2022
   • 6 replies
   • 370 views
   • 
   • speccery
   • February 19, 2022

6. Imagine a 32-bit 9900 1 2

   By FarmerPotato, February 11, 2022
   • 40 replies
   • 1.1k views
   • 
   • FarmerPotato
   • February 16, 2022

7. TI-99 DIY Sidecar?

   By LouisB, February 13, 2022
   • 3 replies
   • 544 views
   • 
   • LouisB
   • February 16, 2022

8. OoeyGUI v4.0 Released! 1 2 3 4 6

   By Shift838, November 23, 2020
   • 130 replies
   • 6.9k views
   • 
   • dgrissom
   • February 15, 2022

9. Workfile management in Pascal

   By apersson850, February 11, 2022   

   • pascal
   • p-system
   • 0 replies
   • 175 views
   • 
   • apersson850
   • February 11, 2022

10. Interpretation of LPC

    By Willsy, November 11, 2013
    • 6 replies
    • 1.1k views
    • 
    • FarmerPotato
    • February 11, 2022

11. UCSD Pascal disk/file format 1 2

    By retroclouds, January 21, 2022
    • 38 replies
    • 1.2k views
    • 
    • apersson850
    • February 11, 2022

12. EA5 Program Loader

    By airernie, February 10, 2022   

    • ti-99/4a
    • assembly programming
    • 5 replies
    • 399 views
    • 
    • airernie
    • February 10, 2022

13. Forth Fun: SNAKE!

    By Willsy, February 6, 2022
    • 3 replies
    • 436 views
    • 
    • TheBF
    • February 6, 2022

14. Juwel Opcode Error Loop when compiling

    By Evad97, February 5, 2022
    • 2 replies
    • 222 views
    • 
    • Evad97
    • February 6, 2022

15. gemini protocol browser: VIRGIL99 1 2 3

    By jedimatt42, October 25, 2021
    • 53 replies
    • 3.5k views
    • 
    • jedimatt42
    • February 5, 2022

16. Jewel, XB256 and Stack Space

    By SteveB, February 2, 2022
    • 3 replies
    • 281 views
    • 
    • Lee Stewart
    • February 4, 2022

17. KSCAN questions

    By retroclouds, January 6, 2022   

    • kscan
    • 17 replies
    • 580 views
    • 
    • apersson850
    • January 31, 2022

18. Object file format details?

    By TheBF, May 4, 2017
    • 22 replies
    • 1.6k views
    • 
    • FarmerPotato
    • January 28, 2022

19. Fortran99 Challenge 1 2 3 4 5

    By dhe, March 23, 2020
    • 120 replies
    • 6.4k views
    • 
    • Vorticon
    • January 27, 2022

20. What DSR File/device names are used for I/O?

    By Kchula-Rrit, June 6, 2020
    • 22 replies
    • 905 views
    • 
    • TheBF
    • January 27, 2022

21. 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
    • 478 views
    • 
    • GDMike
    • January 25, 2022

22. Help with XB256 game 1 2

    By Sergioz82, December 30, 2021
    • 30 replies
    • 1.2k views
    • 
    • 1980gamer
    • January 23, 2022

23. Code library management in Pascal

    By apersson850, January 19, 2022   

    • pascal
    • p-system
    • 4 replies
    • 335 views
    • 
    • apersson850
    • January 22, 2022

24. MyBasic 4.05 Docs-Program-Src 1 2

    By 9640News, February 11, 2021
    • 41 replies
    • 1.6k views
    • 
    • InsaneMultitasker
    • January 22, 2022

25. Assembler / Linker for TI-99/4A, SAMS & F18 idea

    By 9640News, January 20, 2022
    • 1 reply
    • 218 views
    • 
    • retroclouds
    • January 21, 2022

26. More fun with LPC XB and Assembly AKA Teaching a boy to fish

    By Antharian, January 19, 2022
    • 14 replies
    • 657 views
    • 
    • Antharian
    • January 20, 2022

27. SAMS card reference documentation 1 2

    By Vorticon, January 14, 2022
    • 26 replies
    • 969 views
    • 
    • jedimatt42
    • January 19, 2022

28. Program memory management in Pascal

    By apersson850, January 19, 2022   

    • pascal
    • p-system
    • 1 reply
    • 218 views
    • 
    • apersson850
    • January 19, 2022

29. Data memory management in Pascal

    By apersson850, January 18, 2022   

    • pascal
    • p-system
    • 7 replies
    • 272 views
    • 
    • apersson850
    • January 19, 2022

30. Do we have the Rave99 speech adapter PAL equations? 1 2

    By jedimatt42, April 11, 2021
    • 26 replies
    • 1.4k views
    • 
    • Fritz442
    • January 17, 2022

31. Possibly the dumbest programming question ever

    By eebuckeye, January 8, 2022
    • 20 replies
    • 678 views
    • 
    • apersson850
    • January 13, 2022

32. RXB2021 for the HSGPL Card

    By atrax27407, January 12, 2022
    • 0 replies
    • 274 views
    • 
    • atrax27407
    • January 12, 2022

33. TI Sea of thieves!

    By oddemann, January 8, 2022
    • 24 replies
    • 737 views
    • 
    • oddemann
    • January 11, 2022

34. Boolean functions in TI BASIC

    By ralphb, January 2, 2022   

    • notreally
    • 8 replies
    • 476 views
    • 
    • apersson850
    • January 10, 2022

35. Challange 2022!

    By oddemann, January 4, 2022
    • 5 replies
    • 485 views
    • 
    • pixelpedant
    • January 6, 2022

36. Programming Challenge Competition 1 2 3 4

    By Vorticon, June 30, 2021
    • 77 replies
    • 3.4k views
    • 
    • BLASTERS
    • January 4, 2022

37. Memory Expansion Case

    By Nelno, January 3, 2022
    • 4 replies
    • 506 views
    • 
    • broettger
    • January 4, 2022

38. Beamrider scanlines

    By Bones-69, December 14, 2021
    • 20 replies
    • 1k views
    • 
    • Willsy
    • January 4, 2022

39. For next nesting error persists even if a new line is used

    By Frozone212, January 3, 2022
    • 10 replies
    • 504 views
    • 
    • OLD CS1
    • January 4, 2022

40. Geneve PEBox Extender

    By 9640News, January 3, 2022
    • 4 replies
    • 240 views
    • 
    • 9640News
    • January 3, 2022

41. RAVE99 Speech Equations Compiled

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

42. Formula 18A / Formula 99 / Formula 99+ development 1 2 3 4 6

    By Asmusr, April 15, 2016
    • 144 replies
    • 12k views
    • 
    • TheBF
    • January 3, 2022

43. DIY speech in console

    By JJB, October 21, 2018   

    • hardware speech console howto
    • 4 replies
    • 769 views
    • 
    • JJB
    • January 2, 2022

44. TI Development under Linux

    By Vorticon, December 24, 2021   

    • linux
    • 21 replies
    • 639 views
    • 
    • Vorticon
    • December 29, 2021

45. Minimal DSR providing TI BASIC loadable programs

    By FarmerPotato, March 3, 2021
    • 13 replies
    • 914 views
    • 
    • acadiel
    • December 27, 2021

46. Avaris final release

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

47. Bitmap image conversions 1 2 3 4 5

    By Opry99er, February 17, 2011
    • 119 replies
    • 12.5k views
    • 
    • Tursi
    • December 20, 2021

48. XMAS 10 lines XBASIC Games 1 2

    By rocky007, December 14, 2021
    • 26 replies
    • 908 views
    • 
    • RXB
    • December 16, 2021

49. Fast centipede movement? 1 2

    By Retrospect, December 9, 2021
    • 29 replies
    • 1k views
    • 
    • PeteE
    • December 13, 2021

50. TI99ers Hall of Fame

    By jacquesg, April 12, 2013   

    • TI99HOF
    • 9 replies
    • 1k views
    • 
    • blackbox
    • December 13, 2021