TI-99/4A Computers

5,185 topics in this forum

1. New to the group? TI-99/4A FAQ, Hardware and software resources READ FIRST! 1 2 3

   By arcadeshopper, June 25, 2017   

   • faq
   • ti-99/4a
   • (and 21 more)

     Tagged with:

     • faq
     • ti-99/4a
     • questions
     • answers
     • tipi
     • cf7
     • nanopeb
     • peb
     • expansion
     • memory
     • 32k
     • games
     • keyboard
     • cards
     • addons
     • vendors
     • users groups
     • groups
     • information
     • new
     • user
     • owner
     • rtfm
   • 56 replies
   • 23,040 views
   • 
   • OLD CS1
   • September 19

2. High Score Competition (September: Computer War) 1 2 3 4 131

   By arcadeshopper, August 12, 2015
   • 3,256 replies
   • 163,036 views
   • 
   • globeron
   • September 11

3. Hard drive formatting

   By Brufnus, 9 hours ago
   • 2 replies
   • 53 views
   • 
   • Brufnus
   • 5 hours ago

4. 3.5 Floppy drive question. Which is best?

   By Gilbyph, 17 hours ago
   • 9 replies
   • 79 views
   • 
   • Brufnus
   • 9 hours ago

5. PEB disk drive set as DSK2. needs to be DSK1

   By Dutchman2000, 18 hours ago
   • 11 replies
   • 131 views
   • 
   • Dutchman2000
   • 1 hour ago

6. Ships! by Not Polyoptics

   By InfernalKeith, Sunday at 09:03 AM
   • 8 replies
   • 183 views
   • 
   • ti99iuc
   • Sunday at 06:55 PM

7. Sony PVM-20M2/4E and TI 99?

   By ralphb, Saturday at 12:08 PM
   • 14 replies
   • 189 views
   • 
   • globeron
   • Yesterday at 12:11 AM

8. Whatever happened to the original TI Miniwriter?

   By acadiel, Friday at 04:56 PM
   • 7 replies
   • 259 views
   • 
   • Torrax
   • 4 hours ago

9. TI994W emulator problem

   By fabrice montupet, Thursday at 07:00 PM
   • 4 replies
   • 138 views
   • 
   • fabrice montupet
   • 9 hours ago

10. TI99/4a Lot, ebay, Why So Much? 1 2

    By onlyinajeep, Wednesday at 10:17 PM
    • 25 replies
    • 499 views
    • 
    • oddemann
    • 15 hours ago

11. an Updated Diagnostic Software for the TI-99/4 - /4A ?

    By ti99iuc, September 21
    • 8 replies
    • 238 views
    • 
    • ti99iuc
    • Thursday at 02:56 AM

12. Found: 4A accessory for typing with mouth stick

    By FarmerPotato, September 21
    • 1 reply
    • 126 views
    • 
    • dhe
    • September 21

13. geneve 9640 lotz-o-games .hd for Geneve 1 2 3

    By hloberg, September 19   

    • ti99
    • games
    • (and 1 more)

      Tagged with:

      • ti99
      • games
      • mygpl
    • 60 replies
    • 884 views
    • 
    • hloberg
    • 7 hours ago

14. All Star Baseball II by Futura

    By Dutchman2000, September 18
    • 23 replies
    • 386 views
    • 
    • ti99iuc
    • Wednesday at 09:57 AM

15. Lets see your development / test area! 1 2

    By Shift838, September 17
    • 34 replies
    • 800 views
    • 
    • FarmerPotato
    • September 20

16. Treasure Trap

    By Vorticon, September 17
    • 2 replies
    • 144 views
    • 
    • Vorticon
    • September 17

17. Return to Pirate’s Isle on disk?

    By Dutchman2000, September 16
    • 15 replies
    • 421 views
    • 
    • Torrax
    • Saturday at 09:32 AM

18. Who would make the best game mascot for the TI-99? 1 2

    By pixelpedant, September 11
    • 36 replies
    • 902 views
    • 
    • Keatah
    • September 16

19. PSYS on the Geneve

    By hloberg, September 11
    • 14 replies
    • 242 views
    • 
    • mizapf
    • 14 hours ago

20. Old Flex Card Repair

    By Shift838, September 11
    • 4 replies
    • 173 views
    • 
    • Ksarul
    • September 14

21. Massive rescue….

    By acadiel, September 9
    • 20 replies
    • 558 views
    • 
    • jbdigriz
    • September 13

22. TI99/4A EXTENDED BASIC ROM CODE REWRITE

    By RXB, September 7
    • 24 replies
    • 492 views
    • 
    • Ksarul
    • September 10

23. Data Sheet wanted.

    By atrax27407, September 7   

    • eprom data sheet
    • 7 replies
    • 148 views
    • 
    • atrax27407
    • September 8

24. Whereabouts

    By apersson850, September 5
    • 9 replies
    • 432 views
    • 
    • apersson850
    • September 20

25. Bar Keepers Friend

    By dhe, September 4
    • 0 replies
    • 92 views
    • 
    • dhe
    • September 4

26. Internal memory mod

    By jrhodes, September 1
    • 18 replies
    • 519 views
    • 
    • Tursi
    • September 8

27. TI99/4A Nano PEB - should I get one?

    By stevelanc, September 1
    • 9 replies
    • 227 views
    • 
    • gferluga
    • September 3

28. 32K PEB card issue hanging DR in FW

    By NewcomerTI, August 30
    • 6 replies
    • 193 views
    • 
    • Ksarul
    • September 3

29. TI_HomecomputerAwarenessProgram_Children-Level-III_InstructorsGuide_ComputerAdvantageClub

    By Sinphaltimus, August 29
    • 5 replies
    • 151 views
    • 
    • Ksarul
    • September 2

30. Texas Instruments Home Computer Awareness Program Children-Level II Instructors Guide, Computer Advantage Club

    By Sinphaltimus, August 29
    • 4 replies
    • 133 views
    • 
    • Sinphaltimus
    • August 29

31. Can anyone identify this internal 32k RAM extension board?

    By Hans23, August 29
    • 9 replies
    • 291 views
    • 
    • mizapf
    • August 30

32. Mini Memory Plus V2.0 (1986, by Sebasoft)

    By tmop69, August 25   

    • mini memory
    • 1 reply
    • 164 views
    • 
    • Ksarul
    • August 25

33. Converted music

    By Nick99, August 22
    • 7 replies
    • 241 views
    • 
    • Nick99
    • August 24

34. VCF-SE 2021 TI stuff…

    By acadiel, August 22
    • 2 replies
    • 187 views
    • 
    • matthew180
    • September 3

35. My network setup - TI-99/4A-Geneve 9640-RS232-PC-TIPI-WiFi-Printer

    By globeron, August 21
    • 0 replies
    • 78 views
    • 
    • globeron
    • August 21

36. Parallel networking

    By Brufnus, August 19
    • 10 replies
    • 205 views
    • 
    • OLD CS1
    • August 20

37. Original speech synth with connector photos of guts

    By arcadeshopper, August 18
    • 17 replies
    • 387 views
    • 
    • globeron
    • September 2

38. SHIFT838 Turbo Interface Interest Check

    By Shift838, August 16
    • 4 replies
    • 192 views
    • 
    • Shift838
    • August 16

39. Texas Instruments Home Computer Awareness Program Adults-Level II Instructors Guide, Computer Advantage Club

    By Sinphaltimus, August 15
    • 4 replies
    • 198 views
    • 
    • Sinphaltimus
    • August 29

40. Disk access with a Basic Compiler

    By fabrice montupet, August 15
    • 13 replies
    • 388 views
    • 
    • fabrice montupet
    • August 18

41. memtest cart for SAMS/Myarc/Foundation/Corcomp/etc

    By jedimatt42, August 15
    • 7 replies
    • 229 views
    • 
    • jedimatt42
    • August 21

42. Myarc RS232 Source Code

    By atrax27407, August 14
    • 2 replies
    • 140 views
    • 
    • InsaneMultitasker
    • August 15

43. Question about TI-99/4A keyboard matrix

    By 8bitAndy, August 14
    • 6 replies
    • 212 views
    • 
    • FarmerPotato
    • August 22

44. release Release: LUDO game

    By xahmol, August 8   

    • homebrew
    • c
    • 1 reply
    • 173 views
    • 
    • Ksarul
    • August 8

45. Tombstone City Disk

    By Count9929A, August 7
    • 2 replies
    • 200 views
    • 
    • Count9929A
    • August 15

46. Question about Quality 99 Software

    By jenorton, August 6
    • 1 reply
    • 135 views
    • 
    • arcadeshopper
    • August 6

47. Daisy Wheel Printers

    By FarmerPotato, August 2
    • 18 replies
    • 303 views
    • 
    • FarmerPotato
    • August 5

48. Eye Candy 1 2

    By dhe, August 1
    • 28 replies
    • 1,089 views
    • 
    • ti99iuc
    • Sunday at 07:02 PM

49. DM2K Cartridge

    By dhe, July 29
    • 5 replies
    • 210 views
    • 
    • arcadeshopper
    • August 2

50. Dsk1 drive faulty

    By Eagle4Christ, July 29
    • 3 replies
    • 111 views
    • 
    • arcadeshopper
    • July 29