TI-99/4A Development

2,638 topics in this forum

1. TI and the MiniPro TL866 EPROM Programmer 1 2 3 4 14

   By atrax27407, March 7, 2018
   • 338 replies
   • 32.3k views
   • 
   • atrax27407
   • May 25

2. TI-99/4A development resources 1 2 3 4 18

   By retroclouds, November 19, 2009   

   • ti-99/4a
   • forth
   • (and 10 more)

     Tagged with:

     • ti-99/4a
     • forth
     • extended basic
     • books
     • game development
     • emulators
     • vdp9918
     • tms9900
     • compilers
     • devres
     • dsr
     • rxb
   • 430 replies
   • 132.5k views
   • 
   • retroclouds
   • March 25

3. StrangeCart 1 2 3 4 18

   By speccery, May 16, 2020
   • 429 replies
   • 22.5k views
   • 
   • senior_falcon
   • 2 hours ago

4. Introducing picocart - it works 1 2

   By speccery, December 22, 2022   

   • raspberry pi pico
   • multicart
   • (and 1 more)

     Tagged with:

     • raspberry pi pico
     • multicart
     • hardware
   • 33 replies
   • 1.6k views
   • 
   • Tursi
   • 2 hours ago

5. CRU BUG???

   By senior_falcon, Tuesday at 12:30 PM
   • 14 replies
   • 319 views
   • 
   • Tursi
   • 19 hours ago

6. Scrolling using TurboForth 1 2

   By jschultzpedersen, April 29
   • 30 replies
   • 630 views
   • 
   • jschultzpedersen
   • 22 hours ago

7. VI99 TTY. Text editor over RS232

   By TheBF, Saturday at 03:50 PM   

   • forth
   • rs232
   • (and 1 more)

     Tagged with:

     • forth
     • rs232
     • editor
   • 4 replies
   • 150 views
   • 
   • FarmerPotato
   • Yesterday at 01:49 AM

8. So is anyone working on a 4A Petscii Robots ????

   By PeBo, Monday at 07:55 PM
   • 5 replies
   • 181 views
   • 
   • sometimes99er
   • Tuesday at 06:49 AM

9. GCC for the TI 1 2 3 4 29

   By insomnia, June 10, 2010
   • 718 replies
   • 71.4k views
   • 
   • mrvan
   • Tuesday at 03:03 AM

10. Differences betweeen UCSD Pascal on the TI-99/4a compared to TI-99/8

    By retroclouds, December 15, 2022
    • 11 replies
    • 604 views
    • 
    • Ksarul
    • Monday at 04:24 AM

11. DX10 Home Computer Software Development System 1 2 3 4

    By jbdigriz, June 29, 2020   

    • ti-99/4
    • ti-99/4a
    • (and 7 more)

      Tagged with:

      • ti-99/4
      • ti-99/4a
      • sds
      • gpl
      • assembler
      • debugger
      • simulator
      • emulator
      • dx10
    • 81 replies
    • 5k views
    • 
    • jbdigriz
    • June 3

12. Extended BASIC G.E.M. 1 2 3 4 26

    By senior_falcon, December 30, 2019
    • 635 replies
    • 37.8k views
    • 
    • senior_falcon
    • June 2

13. RXB - Rich Extended Basic 1 2 3 4 62

    By Bones-69, May 26, 2010
    • 1.5k replies
    • 101.9k views
    • 
    • RXB
    • June 1

14. TI Mini Expansion System 1 2 3

    By Artoj, December 27, 2022   

    • pcb
    • ti99/4a
    • (and 1 more)

      Tagged with:

      • pcb
      • ti99/4a
      • expansion board
    • 63 replies
    • 3.3k views
    • 
    • Tornadoboy
    • June 1

15. Is GOWIN the saviour of legacy retro-hardware?

    By dhe, May 3
    • 3 replies
    • 274 views
    • 
    • Duewester
    • May 28

16. Introducing Structured Extended BASIC and TiCodEd 1 2 3 4 9

    By SteveB, December 12, 2020
    • 204 replies
    • 10k views
    • 
    • SteveB
    • May 27

17. F18A MK2 1 2 3 4 36

    By matthew180, June 27, 2018   

    • F18A
    • VDP
    • (and 1 more)

      Tagged with:

      • F18A
      • VDP
      • 9918A
    • 892 replies
    • 104k views
    • 
    • matthew180
    • May 27

18. The Locked Room (Infocom Style!)

    By Shift838, May 27
    • 0 replies
    • 113 views
    • 
    • Shift838
    • May 27

19. Pyramid of Doom ][

    By Shift838, June 21, 2019
    • 13 replies
    • 1.3k views
    • 
    • Shift838
    • May 27

20. SDD 99 1 2 3 4 9

    By ralphb, November 11, 2018   

    • PEB
    • SDD
    • 217 replies
    • 19.7k views
    • 
    • ralphb
    • May 26

21. Byte Magazine Sieve Benchmark 1 2 3 4 5

    By TheBF, April 22, 2022
    • 100 replies
    • 3.3k views
    • 
    • apersson850
    • May 25

22. Camel99 Forth Information goes here 1 2 3 4 65

    By TheBF, January 3, 2018   

    • Camel99
    • Forth
    • (and 2 more)

      Tagged with:

      • Camel99
      • Forth
      • Concatentive Programming
      • ANS Forth
    • 1.6k replies
    • 61.3k views
    • 
    • TheBF
    • May 25

23. ROM cartridge with multiple banks

    By senior_falcon, April 23
    • 23 replies
    • 794 views
    • 
    • senior_falcon
    • May 24

24. STAR source code

    By webdeck, May 23
    • 3 replies
    • 178 views
    • 
    • 9640News
    • May 24

25. TOLLKEEPER - new BASIC game in development

    By InfernalKeith, April 9
    • 10 replies
    • 523 views
    • 
    • InfernalKeith
    • May 21

26. F18A programming, info, and resources 1 2 3 4 29

    By matthew180, January 14, 2013   

    • f18a
    • fpga
    • (and 8 more)

      Tagged with:

      • f18a
      • fpga
      • vdp
      • 9918a
      • 9928
      • video
      • hardware
      • mods
      • upgrade
      • updates
    • 720 replies
    • 53.8k views
    • 
    • matthew180
    • May 20

27. Sorting: looking for a better algorithm 1 2 3

    By Vorticon, April 16   

    • sort
    • xb
    • (and 1 more)

      Tagged with:

      • sort
      • xb
      • algorithm
    • 59 replies
    • 941 views
    • 
    • TheBF
    • May 20

28. Force Command : kinda like command.com from 1985 (no TIPI required!) 1 2 3 4 34

    By jedimatt42, May 7, 2019
    • 832 replies
    • 67k views
    • 
    • Atari2600PAL
    • May 17

29. 32k expansion for the side port - released 1 2 3 4 19

    By jedimatt42, July 5, 2016   

    • 32k
    • sidecar
    • (and 1 more)

      Tagged with:

      • 32k
      • sidecar
      • memory
    • 458 replies
    • 45.4k views
    • 
    • jedimatt42
    • May 16

30. deleted

    By dhe, May 15
    • 1 reply
    • 168 views
    • 
    • arcadeshopper
    • May 16

31. Making a Will o' Wisp in bitmap mode

    By Sergioz82, March 19
    • 10 replies
    • 539 views
    • 
    • 8_is_enuff
    • May 15

32. Geneve OS development discussion 1 2 3 4 20

    By InsaneMultitasker, January 10, 2021   

    • geneve
    • mdos
    • (and 1 more)

      Tagged with:

      • geneve
      • mdos
      • geneve os
    • 488 replies
    • 18.3k views
    • 
    • InsaneMultitasker
    • May 14

33. Through the Trap Door 1 2 3

    By Asmusr, April 14
    • 52 replies
    • 1.7k views
    • 
    • MueThor
    • May 10

34. RXB and Integer Variables 1 2

    By SteveB, March 21
    • 44 replies
    • 985 views
    • 
    • apersson850
    • May 9

35. What if? Designing "Geneve 2020". Cool 3D views! 1 2 3 4 15

    By FarmerPotato, July 30, 2019
    • 372 replies
    • 20.6k views
    • 
    • FarmerPotato
    • May 8

36. West Bank

    By Asmusr, May 3
    • 17 replies
    • 902 views
    • 
    • tmop69
    • May 8

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

    By matthew180, November 21, 2010
    • 254 replies
    • 17.7k views
    • 
    • jrhodes
    • May 7

38. Operating System The TI-99/4A Operating System 1 2

    By Lee Stewart, March 13, 2016   

    • Operating System
    • Monitor
    • (and 4 more)

      Tagged with:

      • Operating System
      • Monitor
      • GPL Interpreter
      • KSCAN
      • ISR
      • XML Utilities
    • 35 replies
    • 5.5k views
    • 
    • Lee Stewart
    • May 5

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

    By 9640News, May 2
    • 5 replies
    • 241 views
    • 
    • 9640News
    • May 3

40. Simple method of detecting Upper or Lower Case input with Extended BASIC

    By dgrissom, April 30
    • 11 replies
    • 322 views
    • 
    • dgrissom
    • May 3

41. Web99 - Search your TiFiles/Disks v0.5 Beta 4 1 2 3 4

    By kl99, May 17, 2015   

    • DiskImages
    • RS232
    • (and 4 more)

      Tagged with:

      • DiskImages
      • RS232
      • PcTool
      • Serial
      • Transfer
      • Search
    • 86 replies
    • 7.8k views
    • 
    • Schmitzi
    • April 30

42. Classic99 and TI BASIC odd behavior 1 2 3

    By InfernalKeith, April 20
    • 51 replies
    • 1.1k views
    • 
    • Tursi
    • April 26

43. TIPI - Geneve 9640 to Raspberry PI interface development 1 2 3 4 15

    By 9640News, March 27, 2019
    • 355 replies
    • 13.5k views
    • 
    • InsaneMultitasker
    • April 25

44. Optical illusions 1 2 3 4 5

    By sometimes99er, August 19, 2017   

    • xb
    • 107 replies
    • 6.8k views
    • 
    • Schmitzi
    • April 24

45. Gridslugger - Game in progress (compiled XB) 1 2 3

    By Bones-69, November 13, 2017
    • 65 replies
    • 4.3k views
    • 
    • TheMole
    • April 24

46. V9T9 FIAD Header

    By jedimatt42, April 11, 2016
    • 3 replies
    • 645 views
    • 
    • globeron
    • April 23

47. New emulator - BuLWiP 1 2

    By PeteE, February 28
    • 36 replies
    • 1.4k views
    • 
    • arcadeshopper
    • April 20

48. xdt99: New TI 99 cross-development tools available 1 2 3 4 24

    By ralphb, January 11, 2015
    • 585 replies
    • 41.7k views
    • 
    • ralphb
    • April 16

49. A MusicXml parser outputing separate streams of data for each tone generator

    By bjkrug, April 15   

    • assembly language
    • music
    • 4 replies
    • 175 views
    • 
    • bjkrug
    • April 15

50. City Descender

    By tibasic, April 14   

    • console basic
    • 7 replies
    • 264 views
    • 
    • tibasic
    • April 15