TI-99/4A Development

2,298 topics in this forum

1. Hordes By Not-Polyoptics

   By OX., May 26, 2012
   • 11 replies
   • 988 views
   • 
   • OX.
   • June 8, 2012

2. RDGC Contest Winner Poll

   By adamantyr, May 22, 2012
   • 5 replies
   • 734 views
   • 
   • ti99iuc
   • May 30, 2012

3. BusinessWeek, September 18, 1978

   By sometimes99er, May 26, 2012
   • 2 replies
   • 541 views
   • 
   • sometimes99er
   • May 28, 2012

4. Pieces of Programming 1 2

   By orion1052003, February 6, 2012
   • 39 replies
   • 2,623 views
   • 
   • sometimes99er
   • May 28, 2012

5. CC9900 Micro Expansion-System by Jean-Pierre Pratali

   By ti99iuc, March 20, 2012
   • 13 replies
   • 3,241 views
   • 
   • snume
   • May 25, 2012

6. Tombstone City Trivia

   By matthew180, May 23, 2012
   • 1 reply
   • 704 views
   • 
   • sometimes99er
   • May 24, 2012

7. TMS9900 chip with additional marking MP9514

   By Stuart, May 23, 2012
   • 1 reply
   • 553 views
   • 
   • matthew180
   • May 23, 2012

8. Rainy Day Game Contest Entry Thread (RDGC)

   By adamantyr, June 22, 2011
   • 19 replies
   • 1,634 views
   • 
   • rocky007
   • May 22, 2012

9. Texas Instruments 99/4 Monitor

   By ti99iuc, May 20, 2012
   • 3 replies
   • 692 views
   • 
   • rocky007
   • May 22, 2012

10. Problems creating my first ASM program

    By samishal, December 25, 2011   

    • assembly
    • 23 replies
    • 1,489 views
    • 
    • apersson850
    • May 21, 2012

11. SCAM BOOK: Texas Instruments TI-99/4A NEW by Lambert M. Surhone

    By ti99iuc, May 20, 2012
    • 6 replies
    • 923 views
    • 
    • OLD CS1
    • May 21, 2012

12. Floppy frames

    By Willsy, May 21, 2012
    • 3 replies
    • 457 views
    • 
    • Willsy
    • May 21, 2012

13. nanoPEB

    By samishal, May 20, 2012   

    • nanoPEB
    • 3 replies
    • 1,188 views
    • 
    • ti99iuc
    • May 20, 2012

14. TMS99110 - nice!

    By Willsy, May 10, 2012
    • 7 replies
    • 1,817 views
    • 
    • sometimes99er
    • May 19, 2012

15. Retrospectiva 2012

    By retroclouds, May 17, 2012   

    • contest
    • basic
    • 2 replies
    • 1,173 views
    • 
    • unhuman
    • May 18, 2012

16. Space Station Pheta by T&T Software

    By OX., May 17, 2012
    • 0 replies
    • 630 views
    • 
    • OX.
    • May 17, 2012

17. broken TI99... who have some suggestion for repair it ?

    By ti99iuc, May 4, 2012
    • 18 replies
    • 2,013 views
    • 
    • ti99iuc
    • May 10, 2012

18. A Strange version of CF7.... someone know it ?

    By ti99iuc, May 9, 2012
    • 6 replies
    • 770 views
    • 
    • ti99iuc
    • May 10, 2012

19. Interesting 9900 link...

    By Willsy, May 10, 2012
    • 1 reply
    • 412 views
    • 
    • apersson850
    • May 10, 2012

20. function DSRLNK error... someone can help ? 1 2

    By ti99iuc, April 30, 2012
    • 34 replies
    • 2,144 views
    • 
    • InsaneMultitasker
    • May 5, 2012

21. A new king.....

    By marc.hull, May 2, 2012
    • 13 replies
    • 844 views
    • 
    • Willsy
    • May 4, 2012

22. Power Problems

    By samishal, May 2, 2012   

    • Power
    • 1 reply
    • 784 views
    • 
    • samishal
    • May 2, 2012

23. How much does a full TI system typically sell for? 1 2

    By S1500, April 27, 2012
    • 27 replies
    • 2,353 views
    • 
    • ti99iuc
    • May 2, 2012

24. How long...?

    By Willsy, April 23, 2012
    • 9 replies
    • 1,002 views
    • 
    • Tursi
    • May 1, 2012

25. Fitting the F18A and an amplifier into the 4A console II

    By Willsy, April 29, 2012
    • 0 replies
    • 400 views
    • 
    • Willsy
    • April 29, 2012

26. Fitting the F18A and an amplifier into the 4A console

    By Willsy, April 29, 2012
    • 0 replies
    • 296 views
    • 
    • Willsy
    • April 29, 2012

27. TARGET - Game Writer's Pack 1

    By orion1052003, April 1, 2012
    • 19 replies
    • 1,199 views
    • 
    • Lee Stewart
    • April 29, 2012

28. my collection of ti99 weblinks now is online... ;)

    By ti99iuc, April 25, 2012
    • 2 replies
    • 603 views
    • 
    • ti99iuc
    • April 26, 2012

29. Wanted: 3 Atarisoft cartridge shells

    By labrat, April 25, 2012
    • 0 replies
    • 421 views
    • 
    • labrat
    • April 25, 2012

30. Hardware available.

    By marc.hull, April 20, 2012
    • 8 replies
    • 770 views
    • 
    • InsaneMultitasker
    • April 24, 2012

31. TI anniversary 1 2

    By samishal, April 15, 2012   

    • Anniverary
    • 28 replies
    • 1,722 views
    • 
    • samishal
    • April 23, 2012

32. A load of TI disk image stuff

    By TEXAS_JOE, April 6, 2012
    • 9 replies
    • 4,251 views
    • 
    • TEXAS_JOE
    • April 20, 2012

33. Post Amendment. Not an RXB bug at all. It's me I'm stupid.

    By TEXAS_JOE, April 14, 2012
    • 5 replies
    • 640 views
    • 
    • TEXAS_JOE
    • April 17, 2012

34. New WIP: Taxi Crossing

    By Kurt_Woloch, April 14, 2012
    • 1 reply
    • 577 views
    • 
    • rocky007
    • April 14, 2012

35. Pictures of my 1981 TI99/4A

    By TEXAS_JOE, April 12, 2012
    • 9 replies
    • 894 views
    • 
    • TEXAS_JOE
    • April 14, 2012

36. Munch Man Jackpot .... yet another bandit game!

    By TEXAS_JOE, April 10, 2012
    • 15 replies
    • 3,132 views
    • 
    • TEXAS_JOE
    • April 13, 2012

37. Stupid little games

    By sometimes99er, April 7, 2012
    • 18 replies
    • 1,415 views
    • 
    • Kurt_Woloch
    • April 12, 2012

38. Morse Code program for Ext.Basic

    By TEXAS_JOE, April 6, 2012
    • 11 replies
    • 899 views
    • 
    • Tursi
    • April 9, 2012

39. Dumb Question (Programming without Native Hardware)

    By AtariK2, April 3, 2012
    • 20 replies
    • 1,208 views
    • 
    • AtariK2
    • April 8, 2012

40. Selling my Corcomp 9900 micro expansion and floppy drive

    By telengard, April 7, 2012
    • 0 replies
    • 724 views
    • 
    • telengard
    • April 7, 2012

41. Dancing .... yeah!

    By TEXAS_JOE, April 7, 2012
    • 2 replies
    • 446 views
    • 
    • TEXAS_JOE
    • April 7, 2012

42. TI-Farm 1 2 3

    By Opry99er, February 17, 2010
    • 74 replies
    • 4,175 views
    • 
    • TEXAS_JOE
    • April 6, 2012

43. Need a little help with something

    By TEXAS_JOE, March 31, 2012
    • 5 replies
    • 600 views
    • 
    • orion1052003
    • April 3, 2012

44. A text adventure I just made. (I'm bored again)

    By TEXAS_JOE, April 1, 2012
    • 3 replies
    • 684 views
    • 
    • TEXAS_JOE
    • April 3, 2012

45. TI-99/4 For Sale

    By Tursi, March 12, 2012
    • 4 replies
    • 974 views
    • 
    • Tursi
    • April 3, 2012

46. Demons

    By lucien2, March 23, 2012   

    • A cyclic cellular automaton
    • 11 replies
    • 1,305 views
    • 
    • lucien2
    • April 2, 2012

47. A fun game I found on my computer, Chutes n Sharks! (not by me)

    By TEXAS_JOE, March 27, 2012
    • 4 replies
    • 628 views
    • 
    • boxpressed
    • April 1, 2012

48. Anyone know where I can get hold of ROM images of

    By OX., March 31, 2012
    • 6 replies
    • 1,045 views
    • 
    • Ksarul
    • April 1, 2012

49. Tombstone City Bandit Game .... includes nudges and some flashy effects

    By TEXAS_JOE, March 29, 2012
    • 19 replies
    • 2,095 views
    • 
    • TEXAS_JOE
    • March 31, 2012

50. TI Basic game .... The Blitz (English & Dutch versions!)

    By TEXAS_JOE, March 28, 2012
    • 4 replies
    • 603 views
    • 
    • sometimes99er
    • March 29, 2012