TI-99/4A Development

2,035 topics in this forum

1. RXB SAMS Game (In the Dark) 1 2 3

   By RXB, June 14, 2013   

   • RXB
   • SAMS Game
   • 50 replies
   • 3,431 views
   • 
   • Tursi
   • March 16

2. The Legend of Tilda 1 2 3 4 7

   By PeteE, April 30, 2017
   • 151 replies
   • 10,025 views
   • 
   • arcadeshopper
   • March 13

3. Wanted Replacement PAL Chip CorComp FDC 1985 rev A U12 1 2

   By TI998owner, February 27   

   • Pal Chip U12 PLS153AN
   • 41 replies
   • 878 views
   • 
   • helocast
   • March 13

4. internal 16 bit 32K upgrade 1 2

   By JamesD, December 15, 2012
   • 41 replies
   • 4,293 views
   • 
   • dhe
   • March 8

5. FlyGuy II 1 2 3 4 5

   By matthew180, March 8, 2010
   • 106 replies
   • 6,798 views
   • 
   • matthew180
   • March 1

6. Pyjamarama 1 2 3 4

   By Asmusr, November 30, 2018
   • 84 replies
   • 3,148 views
   • 
   • acadiel
   • February 27

7. Converting data on tape to digital data

   By Stuart, February 25
   • 3 replies
   • 131 views
   • 
   • HOME AUTOMATION
   • February 27

8. Using the full 32K for an XB program 1 2

   By senior_falcon, February 19
   • 27 replies
   • 691 views
   • 
   • OLD CS1
   • February 26

9. SuperSave - Save EA3 files as EA5 files

   By FarmerPotato, January 14
   • 8 replies
   • 307 views
   • 
   • FarmerPotato
   • February 24

10. Communicate without RS-232 1 2

    By cbmeeks, February 8
    • 29 replies
    • 573 views
    • 
    • HOME AUTOMATION
    • February 23

11. Interrupt Service Routine and the RS232 1 2 3

    By InsaneMultitasker, March 8, 2016   

    • RS232
    • interrupts
    • (and 2 more)

      Tagged with:

      • RS232
      • interrupts
      • ISR
      • TIMXT
    • 68 replies
    • 3,107 views
    • 
    • TheBF
    • February 22

12. memory mapped device without CRU? enablement or with < 0x1000 crubase

    By jedimatt42, February 17
    • 8 replies
    • 135 views
    • 
    • Lee Stewart
    • February 18

13. Example of how to use DSR functions from GCC - Reading GPL 3.0

    By tschak909, February 17   

    • programming example
    • gcc
    • (and 2 more)

      Tagged with:

      • programming example
      • gcc
      • dsrlnk
      • dsr
    • 1 reply
    • 56 views
    • 
    • tschak909
    • February 18

14. hacking on a scanline fill for libti99

    By tschak909, February 15
    • 6 replies
    • 121 views
    • 
    • Tursi
    • February 17

15. rectangle fill routine for graphics 2 mode?

    By tschak909, February 4
    • 19 replies
    • 515 views
    • 
    • Asmusr
    • February 15

16. Which BASIC?

    By cbmeeks, February 8
    • 21 replies
    • 442 views
    • 
    • Casey
    • February 15

17. Using the RS232 DSR

    By tschak909, January 17
    • 17 replies
    • 299 views
    • 
    • arcadeshopper
    • February 12

18. Diode for Myarc 512K for Geneve conversion

    By BeeryMiller, February 10
    • 3 replies
    • 87 views
    • 
    • BeeryMiller
    • February 10

19. 2 off V9938's up for grabs

    By Stuart, February 9
    • 3 replies
    • 49 views
    • 
    • Stuart
    • February 9

20. IEEE-488 card with TMS9914A controller

    By FarmerPotato, February 8
    • 6 replies
    • 116 views
    • 
    • Ksarul
    • February 9

21. New TI Basic game: Skier 99

    By tibasic, January 29
    • 15 replies
    • 563 views
    • 
    • tibasic
    • February 8

22. Better keyboard scanning?

    By tschak909, February 7
    • 1 reply
    • 42 views
    • 
    • jedimatt42
    • February 7

23. simple beeps with libti99?

    By tschak909, February 5
    • 8 replies
    • 101 views
    • 
    • Tursi
    • February 6

24. Dicecrash - new game in Extended BASIC 1 2

    By InfernalKeith, November 18, 2015
    • 37 replies
    • 1,936 views
    • 
    • Opry99er
    • February 6

25. V9938 Text Pages

    By BeeryMiller, February 5
    • 6 replies
    • 135 views
    • 
    • BeeryMiller
    • February 6

26. Blockbuster - game in development 1 2 3

    By sometimes99er, July 22, 2018   

    • game
    • assembler
    • (and 1 more)

      Tagged with:

      • game
      • assembler
      • cartridge
    • 69 replies
    • 3,928 views
    • 
    • Ksarul
    • February 4

27. Detecting Extended BASICs 1 2 3

    By ralphb, January 30   

    • XB
    • 52 replies
    • 753 views
    • 
    • ralphb
    • February 4

28. TiVi Development Thread

    By retroclouds, December 22, 2018   

    • asm
    • f18a
    • (and 2 more)

      Tagged with:

      • asm
      • f18a
      • editor
      • tms9900
    • 15 replies
    • 670 views
    • 
    • Ksarul
    • February 3

29. 6 Button Gamepad for the TI-99/4a 1 2

    By Sinphaltimus, June 4, 2017   

    • gamepad
    • 6 button
    • (and 2 more)

      Tagged with:

      • gamepad
      • 6 button
      • joystick
      • adaptor
    • 25 replies
    • 2,130 views
    • 
    • Ksarul
    • February 3

30. Debugger cartridge? Suggestions please

    By FarmerPotato, January 25
    • 11 replies
    • 298 views
    • 
    • BeeryMiller
    • February 2

31. CRU Availability of bits in console CRU?

    By hhos, January 1   

    • CRU
    • console upgrades
    • (and 1 more)

      Tagged with:

      • CRU
      • console upgrades
      • console mods
    • 7 replies
    • 281 views
    • 
    • apersson850
    • January 30

32. Upgrade Fully populated Scratch Pad for Ballmann-Clulow 32K mem expansion

    By hhos, January 21   

    • Upgrade
    • Memory expansion
    • (and 1 more)

      Tagged with:

      • Upgrade
      • Memory expansion
      • console
    • 11 replies
    • 370 views
    • 
    • apersson850
    • January 29

33. Learning assembly - porting Thrust to the TI-99/4a 1 2 3

    By palmheads, March 10, 2015
    • 73 replies
    • 5,101 views
    • 
    • GDMike
    • January 27

34. Magellan and Java

    By cbmeeks, January 22   

    • magellan
    • java
    • 11 replies
    • 255 views
    • 
    • Asmusr
    • January 25

35. The Compact Computer 40 (CC40) 1 2 3 4 18

    By sparkdrummer, August 9, 2016
    • 444 replies
    • 16,763 views
    • 
    • sparkdrummer
    • January 25

36. EA3 and EA5?

    By cbmeeks, January 24
    • 4 replies
    • 60 views
    • 
    • adamantyr
    • January 24

37. Turmoil clone 1 2

    By PeteE, December 25, 2018
    • 28 replies
    • 1,139 views
    • 
    • BuckoBrand
    • January 24

38. V9938 Programmer's Reference

    By BeeryMiller, January 22
    • 4 replies
    • 77 views
    • 
    • hhos
    • January 23

39. Night Stalker - (XB256 compiled) FINAL VERSION 1 2 3 4 6

    By LASooner, March 6, 2018
    • 146 replies
    • 6,506 views
    • 
    • ti99iuc
    • January 23

40. 99tro demo in EA5 format?

    By jrhodes, July 28, 2018
    • 4 replies
    • 420 views
    • 
    • FarmerPotato
    • January 22

41. Convert EA3 to EA5 / run EA3 from cassette in XB? 1 2

    By jrhodes, January 13
    • 27 replies
    • 510 views
    • 
    • Tursi
    • January 20

42. F18A programming, info, and resources 1 2 3 4 25

    By matthew180, January 14, 2013   

    • f18a
    • fpga
    • (and 8 more)

      Tagged with:

      • f18a
      • fpga
      • vdp
      • 9918a
      • 9928
      • video
      • hardware
      • mods
      • upgrade
      • updates
    • 616 replies
    • 33,311 views
    • 
    • Swim
    • January 20

43. Simple 8k supercart process

    By GDMike, January 17
    • 2 replies
    • 20 views
    • 
    • GDMike
    • January 17

44. multiply by .0375

    By tschak909, January 16
    • 20 replies
    • 250 views
    • 
    • adamantyr
    • January 17

45. A better CALL COINC (For XB compiler?)

    By Bones-69, January 11
    • 13 replies
    • 403 views
    • 
    • Bones-69
    • January 16

46. DSR error 0094 when I try to use COPY directive in E/A II 1 2 3 4

    By hhos, December 7, 2018
    • 77 replies
    • 1,734 views
    • 
    • hhos
    • January 15

47. Are the schematics of TI99/4A accurate? Schematics for beige console

    By hhos, January 9   

    • Schematics
    • 10 replies
    • 284 views
    • 
    • fabrice montupet
    • January 13

48. F18A 1 2 3 4 36

    By matthew180, September 8, 2010
    • 878 replies
    • 77,439 views
    • 
    • GDMike
    • January 11

49. TMS9900 data bus during instruction execution

    By FarmerPotato, January 7   

    • tms9900
    • cpu
    • 6 replies
    • 184 views
    • 
    • mizapf
    • January 9

50. 9938 Programming

    By BeeryMiller, February 21, 2018
    • 6 replies
    • 447 views
    • 
    • InsaneMultitasker
    • January 3