TI-99/4A Development

2,754 topics in this forum

1. TI-99/4A Hi-Tek Keyboard Replacement 1 2

   By Nelno, April 27, 2021
   • 34 replies
   • 4.9k views
   • 
   • Kchula-Rrit
   • March 21

2. BLWP?

   By Krool885, March 15
   • 12 replies
   • 344 views
   • 
   • apersson850
   • March 20

3. Ghostbusters - Development Diary 1 2 3 4 11

   By TheMole, June 12, 2023
   • 263 replies
   • 11.5k views
   • 
   • TheMole
   • March 19

4. The TMS9900 Cheat-Sheet 1 2

   By SteveB, January 7
   • 27 replies
   • 1.2k views
   • 
   • TheBF
   • March 19

5. RXB SAMS ONLY

   By RXB, March 8
   • 20 replies
   • 363 views
   • 
   • RXB
   • March 18

6. Making & Programming & Assembling new UberGROM Cartridges and 64k Cartridges Images 1 2

   By Gary from OPA, March 7
   • 41 replies
   • 764 views
   • 
   • Ksarul
   • March 18

7. Free HiMem after compiling XB?

   By SteveB, March 8
   • 6 replies
   • 262 views
   • 
   • SteveB
   • March 16

8. AVPC with GSB-8200 for RGBS to VGA

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

9. F18A programming, info, and resources 1 2 3 4 31

   By matthew180, January 14, 2013   

   • f18a
   • fpga
   • (and 8 more)

     Tagged with:

     • f18a
     • fpga
     • vdp
     • 9918a
     • 9928
     • video
     • hardware
     • mods
     • upgrade
     • updates
   • 760 replies
   • 63.3k views
   • 
   • Tursi
   • March 11

10. Mini Memory assembler WAV file?

    By Krool885, March 10
    • 2 replies
    • 128 views
    • 
    • Krool885
    • March 10

11. My ROM/RAM Cartridge Idea

    By Kchula-Rrit, February 28   

    • cartridge
    • 19 replies
    • 425 views
    • 
    • Kchula-Rrit
    • March 9

12. VGM Compression Tool 1 2 3 4 9

    By Tursi, May 16, 2014
    • 220 replies
    • 15.8k views
    • 
    • Tursi
    • March 9

13. How long would the following instructions take? 1 2

    By Willsy, June 15, 2011
    • 37 replies
    • 2.9k views
    • 
    • TheBF
    • March 8

14. Physics model for car

    By Asmusr, March 7
    • 10 replies
    • 271 views
    • 
    • Asmusr
    • March 8

15. TIPI in a Speech Synthesizer Housing? 1 2 3 4 6

    By J-Data, March 26, 2020
    • 126 replies
    • 8.7k views
    • 
    • OLD CS1
    • March 7

16. TF, camel, FB Forth fun 1 2 3 4 9

    By GDMike, July 18, 2022
    • 206 replies
    • 6.1k views
    • 
    • Lee Stewart
    • March 5

17. Have you seen this video?

    By RXB, March 1   

    • 9958
    • msx
    • 15 replies
    • 525 views
    • 
    • matthew180
    • March 4

18. XB Game Developers Package 1 2 3 4 42

    By senior_falcon, April 30, 2014
    • 1k replies
    • 69.2k views
    • 
    • Cheung
    • March 4

19. 29 year old bug

    By webdeck, February 8
    • 19 replies
    • 682 views
    • 
    • DuaneAL
    • March 1

20. Finished (probably) version of our first TI game!

    By Krool885, February 28
    • 11 replies
    • 390 views
    • 
    • PeteE
    • February 29

21. xbii Research on Myarc Extended Basic II 1 2

    By retroclouds, June 28, 2020   

    • myarc
    • memexp1
    • (and 4 more)

      Tagged with:

      • myarc
      • memexp1
      • sams
      • hrd4000b
      • 99/8
      • armadillo basic
    • 47 replies
    • 2.1k views
    • 
    • atrax27407
    • February 27

22. Emulator test suite?

    By webdeck, February 22
    • 21 replies
    • 466 views
    • 
    • webdeck
    • February 27

23. Crashing the TI BASIC interpreter 1 2

    By Eric Lafortune, June 26, 2022
    • 28 replies
    • 1.2k views
    • 
    • Fredrik Öhrström
    • February 26

24. TI-99 OS Development 1 2

    By Gip-Gip, May 16, 2017
    • 40 replies
    • 3.6k views
    • 
    • acadiel
    • February 26

25. SOB (Son Of Board) GROM0, 1 and 2 1 2 3 4

    By RXB, February 19
    • 83 replies
    • 1.3k views
    • 
    • Gary from OPA
    • February 25

26. Porting paged TI games to the Geneve 1 2

    By mizapf, May 27, 2022
    • 48 replies
    • 1.9k views
    • 
    • InsaneMultitasker
    • February 25

27. Cosmic Shootout

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

28. Dodge City

    By Retrospect, February 24
    • 2 replies
    • 274 views
    • 
    • Retrospect
    • February 25

29. Making a Will o' Wisp in bitmap mode 1 2

    By Sergioz82, March 19, 2023
    • 35 replies
    • 1.9k views
    • 
    • Sergioz82
    • February 23

30. Death Forest

    By Retrospect, February 11
    • 24 replies
    • 847 views
    • 
    • Retrospect
    • February 22

31. Emulated Hunt the Wumpus - weird keyboard issue

    By webdeck, February 19
    • 3 replies
    • 188 views
    • 
    • khanivore
    • February 21

32. Linux FUSE driver for sector dump DSK files

    By khanivore, February 5
    • 23 replies
    • 346 views
    • 
    • khanivore
    • February 20

33. TurboForth booting with odd error

    By Pixel_Outlaw, February 12
    • 7 replies
    • 162 views
    • 
    • GDMike
    • February 19

34. Extended BASIC G.E.M. 1 2 3 4 31

    By senior_falcon, December 30, 2019
    • 763 replies
    • 47.9k views
    • 
    • RXB
    • February 18

35. Reading Data from Cartridge 1 2

    By Cheung, February 16   

    • grom bank
    • 26 replies
    • 639 views
    • 
    • Cheung
    • February 18

36. APESoft Expanded Basic routines

    By awesp, June 26, 2013
    • 22 replies
    • 1.7k views
    • 
    • gferluga
    • February 18

37. Geneve TI program compatibility issues GPL mode

    By arcadeshopper, February 13
    • 9 replies
    • 244 views
    • 
    • hloberg
    • February 16

38. Some questions on oddities I've encountered while playing with this emulator...

    By webdeck, February 11
    • 10 replies
    • 279 views
    • 
    • webdeck
    • February 15

39. Can anyone get this Assembly code to work? 1 2

    By Retrospect, February 13
    • 27 replies
    • 693 views
    • 
    • Tursi
    • February 15

40. Musings on 99000 macro code 1 2 3 4 5

    By pnr, January 13, 2018   

    • 99000
    • ti990/12
    • (and 1 more)

      Tagged with:

      • 99000
      • ti990/12
      • macro code
    • 122 replies
    • 7.5k views
    • 
    • FarmerPotato
    • February 14

41. Solved: Error assembling after XB Compiler

    By AlexJ, February 13
    • 4 replies
    • 149 views
    • 
    • Retrospect
    • February 13

42. 504K MEMEX

    By Ksarul, June 20, 2022
    • 18 replies
    • 1.3k views
    • 
    • Ksarul
    • February 13

43. Platform 3

    By Asmusr, March 6, 2020
    • 17 replies
    • 1.7k views
    • 
    • Serafini Lapo
    • February 10

44. Linux-like OS for the TI 1 2

    By insomnia, September 1, 2018
    • 48 replies
    • 4k views
    • 
    • Gary from OPA
    • February 10

45. Stevie Development Thread 1 2 3 4 9

    By retroclouds, December 22, 2018   

    • asm
    • f18a
    • (and 2 more)

      Tagged with:

      • asm
      • f18a
      • editor
      • tms9900
    • 204 replies
    • 16.4k views
    • 
    • retroclouds
    • February 4

46. large files 1 2 3 4 5

    By mrvan, January 3
    • 109 replies
    • 2.4k views
    • 
    • mrvan
    • February 2

47. Idea: new Mini Memory cartridge

    By FarmerPotato, January 29
    • 7 replies
    • 386 views
    • 
    • retrodroid
    • January 30

48. Mini Memory "Ground Force Zero" game 1 2

    By Retrospect, January 28
    • 26 replies
    • 562 views
    • 
    • RXB
    • January 29

49. T40XB forgets previous GOSUB when calling PRINT of multiple lines

    By AlexJ, January 28
    • 5 replies
    • 154 views
    • 
    • AlexJ
    • January 28

50. PAL/GAL Jedec map files for TI, Corcomp, Myarc 1 2 3

    By Fritz442, October 24, 2020   

    • pal
    • gal
    • (and 3 more)

      Tagged with:

      • pal
      • gal
      • jedec
      • map files
      • repository
    • 73 replies
    • 5.4k views
    • 
    • Fritz442
    • January 24