TI-99/4A Computers

5,094 topics in this forum

1. MDOS V7.30 1 2 3 4 6

   By 9640News, April 4
   • 137 replies
   • 3,121 views
   • 
   • mizapf
   • June 4

2. June 2021 CTIUG Meeting

   By Chicago TI-99/4A Users Group, June 4   

   • meeting
   • ctiug
   • (and 3 more)

     Tagged with:

     • meeting
     • ctiug
     • chicagotiug
     • ti99
     • ti994a
   • 0 replies
   • 71 views
   • 
   • Chicago TI-99/4A Users Group
   • June 4

3. Speech synthesizer review

   By AtariNostalgia, June 3
   • 4 replies
   • 194 views
   • 
   • wierd_w
   • June 3

4. Mechatronics in Germany?

   By acadiel, June 3
   • 0 replies
   • 113 views
   • 
   • acadiel
   • June 3

5. Extended BASIC implementation

   By Maury Markowitz, June 2
   • 10 replies
   • 404 views
   • 
   • apersson850
   • June 3

6. Alfie the spaceman game 2.

   By MrGonker, May 31
   • 8 replies
   • 246 views
   • 
   • tmop69
   • June 2

7. The most used resolution in games 1 2 3

   By AtariNostalgia, March 26
   • 60 replies
   • 1,883 views
   • 
   • AtariNostalgia
   • June 2

8. PEBox Card Extension

   By 9640News, June 1
   • 7 replies
   • 233 views
   • 
   • 9640News
   • June 2

9. ti99geek New versions available 1 2 3

   By F.G. Kaal, July 6, 2020
   • 68 replies
   • 2,647 views
   • 
   • rgjt
   • June 1

10. "Hickory, Dickory, Dock" for TI-99/4A, COMPUTE! Magazine Conversion

    By OLD CS1, May 23
    • 6 replies
    • 266 views
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    • OLD CS1
    • June 1

11. TI99/4A Soft Resets When 6,7,8,9,0 pressed

    By Rob Wilco, May 28   

    • ti994a
    • tms9901
    • (and 1 more)

      Tagged with:

      • ti994a
      • tms9901
      • keyboard
    • 11 replies
    • 345 views
    • 
    • Tursi
    • June 1

12. HDX -- Users / Status Update 1 2

    By Omega-TI, May 7, 2014   

    • TI-99/4a
    • HDX
    • 41 replies
    • 4,011 views
    • 
    • F.G. Kaal
    • May 31

13. Weird ROMPAGE behaviour... 1 2 3

    By Brufnus, May 25
    • 51 replies
    • 538 views
    • 
    • Brufnus
    • May 31

14. TIM v9958 video upgrade for the TI-99/4A

    By RickyDean, May 22, 2018   

    • v9958
    • vdp
    • (and 1 more)

      Tagged with:

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      • vdp
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    • 21 replies
    • 1,743 views
    • 
    • OLD CS1
    • May 31

15. Strange video problem

    By weirdocollector, May 30
    • 8 replies
    • 149 views
    • 
    • weirdocollector
    • May 30

16. Geneve FORTH 1 2 3 4 18

    By GDMike, March 14
    • 429 replies
    • 6,440 views
    • 
    • GDMike
    • May 30

17. Replacing PEB On/Off Switch

    By Eagle4Christ, May 28
    • 6 replies
    • 149 views
    • 
    • Eagle4Christ
    • May 30

18. Error 41 when formatting disks

    By Calab, May 25
    • 8 replies
    • 179 views
    • 
    • Lumpy
    • May 30

19. ROMOX Charging station

    By Atari8bitCarts, February 3, 2017
    • 5 replies
    • 956 views
    • 
    • digdugnate
    • May 27

20. gamebase ti99/4a v2.1

    By bradhig1, May 27
    • 2 replies
    • 142 views
    • 
    • blackbox
    • May 27

21. What are the largest and most ambitious Extended BASIC games or projects in TI-99 history?

    By pixelpedant, May 11
    • 24 replies
    • 880 views
    • 
    • HOME AUTOMATION
    • May 27

22. CC9900 CorComp Floppy Disk Controller & FinalGrom99

    By gferluga, May 26
    • 6 replies
    • 132 views
    • 
    • atrax27407
    • May 27

23. Firehose reparation

    By gferluga, May 26
    • 3 replies
    • 149 views
    • 
    • Ksarul
    • May 27

24. Custom GeneveOS boot loader

    By mizapf, March 4   

    • geneve
    • 8 replies
    • 254 views
    • 
    • mizapf
    • May 26

25. Library Program wanted

    By atrax27407, May 18
    • 18 replies
    • 393 views
    • 
    • atrax27407
    • May 26

26. Out of Memory when using nanopeb.

    By MrGonker, May 23
    • 11 replies
    • 269 views
    • 
    • Ed in SoDak
    • May 26

27. 60-pin PEB Backplane Connectors

    By Ksarul, May 25
    • 3 replies
    • 146 views
    • 
    • Shift838
    • May 25

28. The Innuh's pyramid 1 2

    By Elia Spallanzani fdt, April 25
    • 28 replies
    • 1,108 views
    • 
    • chue
    • May 25

29. PC to TI transfers with stock RS232/nanopeb and HDX server 1 2 3

    By arcadeshopper, January 25, 2016
    • 52 replies
    • 5,766 views
    • 
    • Calab
    • May 25

30. Start MULTIPLAN cartridge from FG99 automatically 1 2

    By wolhess, May 16
    • 34 replies
    • 609 views
    • 
    • Vorticon
    • May 25

31. Questions about TMS9985 & TMS9995 1 2

    By Ursus, May 16
    • 32 replies
    • 738 views
    • 
    • apersson850
    • May 24

32. TMS-9900 CP/M? 1 2 3 4 5

    By OLD CS1, September 14, 2015
    • 108 replies
    • 5,646 views
    • 
    • OLD CS1
    • May 24

33. TI-99/4A Circuits PAL Machine ?

    By jdavis6809, May 11
    • 5 replies
    • 217 views
    • 
    • ti99iuc
    • May 22

34. TI-99/4A Fire sale 1 2 3 4

    By Opry99er, April 13
    • 75 replies
    • 2,734 views
    • 
    • TimC
    • May 22

35. TI Font!

    By oddemann, May 20
    • 9 replies
    • 245 views
    • 
    • oddemann
    • May 22

36. Moon Patrol - New Joystick & Championship Course

    By Tetlee, May 20
    • 3 replies
    • 183 views
    • 
    • pixelpedant
    • May 21

37. TI-99/8 running "protected" program

    By Retrospect, May 21
    • 1 reply
    • 147 views
    • 
    • mizapf
    • May 21

38. A different way to do Dragon's Lair on TI-99

    By pixelpedant, May 12
    • 7 replies
    • 398 views
    • 
    • Tetlee
    • May 20

39. TI File Transfer Issues 1 2

    By AwkwardPotato, September 14, 2018
    • 25 replies
    • 763 views
    • 
    • dyvydross
    • May 19

40. TI99 essential maintenance?

    By Tetlee, May 17
    • 5 replies
    • 191 views
    • 
    • Reciprocating Bill
    • May 18

41. WazzUp with Heatwave BBS? 1 2 3 4 5

    By Omega-TI, June 25, 2014
    • 122 replies
    • 5,574 views
    • 
    • Schmitzi
    • May 17

42. Js99'er 1 2 3 4 21

    By Asmusr, April 25, 2014   

    • Emulator
    • JavaScript
    • 521 replies
    • 35,399 views
    • 
    • Schmitzi
    • May 16

43. A Night at the Opera: 15 Minutes of TI-99 Title Tunes 1 2

    By pixelpedant, March 10, 2020
    • 27 replies
    • 974 views
    • 
    • oddemann
    • May 16

44. TI-99 Photos Thread! Post your systems here! 1 2 3 4 62

    By slinkeey, November 17, 2013
    • 1,542 replies
    • 105,328 views
    • 
    • globeron
    • May 16

45. Unisource Catalog Scan

    By coolio, May 16
    • 2 replies
    • 113 views
    • 
    • Ksarul
    • May 16

46. For sale: NEC 3½" floppy drive

    By barry.peterson, May 13
    • 1 reply
    • 127 views
    • 
    • barry.peterson
    • May 15

47. A message in the Bottle

    By fabrice montupet, May 12
    • 5 replies
    • 290 views
    • 
    • oddemann
    • May 14

48. Gotek Drives 1 2

    By dhe, January 26
    • 40 replies
    • 1,321 views
    • 
    • dhe
    • May 13

49. May 2021 CTIUG Meeting

    By Chicago TI-99/4A Users Group, May 13   

    • meeting
    • ctiug
    • (and 3 more)

      Tagged with:

      • meeting
      • ctiug
      • chicagotiug
      • ti99
      • ti994a
    • 0 replies
    • 92 views
    • 
    • Chicago TI-99/4A Users Group
    • May 13

50. Best video display for ti99/4a

    By James app-2008, May 12
    • 13 replies
    • 280 views
    • 
    • pixelpedant
    • May 13