Atari 7800 Programming

523 topics in this forum

1. Atari 7800 mod services recommendations

   By j360959, April 13, 2016   

   • atari 7800
   • 1 reply
   • 1,562 views
   • 
   • PhoenixMoonPatrol
   • April 13, 2016

2. My 9 year old programs first game! Not 7800.

   By tep392, July 8, 2014
   • 10 replies
   • 1,877 views
   • 
   • Cafeman
   • April 13, 2016

3. Differences between Atari 2600 and Atari 7800 sprite colors? 1 2

   By Random Terrain, February 7, 2014
   • 34 replies
   • 7,550 views
   • 
   • Defender_2600
   • March 15, 2016

4. Illegal Opcodes

   By Roy, March 12, 2016   

   • assembly
   • 3 replies
   • 1,221 views
   • 
   • xxl
   • March 13, 2016

5. Hardware Questions?

   By BladeJunker, February 1, 2016
   • 13 replies
   • 1,933 views
   • 
   • BladeJunker
   • February 3, 2016

6. Need More Time

   By Roy, January 19, 2016
   • 10 replies
   • 1,449 views
   • 
   • Roy
   • January 23, 2016

7. My (yech!) racing demo

   By frankodragon, August 2, 2015
   • 18 replies
   • 2,819 views
   • 
   • frankodragon
   • December 24, 2015

8. Display

   By OmegaPrime, November 30, 2015
   • 2 replies
   • 969 views
   • 
   • OmegaPrime
   • December 1, 2015

9. Tempest on 7800

   By peteym5, April 4, 2013   

   • Tempest Extreem
   • Tempest 5200
   • 19 replies
   • 3,905 views
   • 
   • Lynxpro
   • November 24, 2015

10. Robotron 2084 disassembly inspection

    By robotrondev, March 26, 2012   

    • Robotron 2084 disassembly
    • 21 replies
    • 4,618 views
    • 
    • Lynxpro
    • November 16, 2015

11. Confusion over sprite graphics

    By xucaen, October 25, 2015
    • 3 replies
    • 1,140 views
    • 
    • EricBall
    • October 26, 2015

12. Where to put the Display List?

    By xucaen, October 24, 2015
    • 9 replies
    • 1,371 views
    • 
    • EricBall
    • October 26, 2015

13. Creating games in BASIC

    By tacha, October 24, 2015   

    • Creating games in BASIC
    • 2 replies
    • 1,238 views
    • 
    • MobiusAqua
    • October 24, 2015

14. AtariVox Speech Test Utility

    By Atarius Maximus, October 21, 2015
    • 1 reply
    • 1,478 views
    • 
    • gambler172
    • October 24, 2015

15. Maria Diagram

    By xucaen, October 22, 2015
    • 3 replies
    • 1,597 views
    • 
    • Mord
    • October 23, 2015

16. required code for every 7800 program - need help understanding.

    By xucaen, October 20, 2015
    • 13 replies
    • 1,438 views
    • 
    • xucaen
    • October 22, 2015

17. Trying to get sample working

    By xucaen, January 1, 2015
    • 10 replies
    • 1,272 views
    • 
    • xucaen
    • October 22, 2015

18. where can I find Assembler source code for the 7800?

    By xucaen, October 12, 2015
    • 2 replies
    • 863 views
    • 
    • CPUWIZ
    • October 12, 2015

19. Omega Race like ship movement routine development

    By SIO2, September 25, 2015   

    • 7800
    • asteroids
    • (and 3 more)

      Tagged with:

      • 7800
      • asteroids
      • omega race
      • alpha race
      • movement
    • 17 replies
    • 1,777 views
    • 
    • Trebor
    • September 29, 2015

20. Death Sfx

    By gambler172, September 27, 2015
    • 0 replies
    • 699 views
    • 
    • gambler172
    • September 27, 2015

21. Display Lists and Scanlines Question

    By Mord, September 25, 2015
    • 3 replies
    • 759 views
    • 
    • RevEng
    • September 25, 2015

22. Quick Question: Does 7800basic have bit shift operators?

    By M12, August 27, 2015   

    • left
    • right
    • (and 5 more)

      Tagged with:

      • left
      • right
      • shift
      • logical
      • arithmetic
      • bit
      • 7800basic
    • 3 replies
    • 1,248 views
    • 
    • RevEng
    • August 29, 2015

23. Supporting Numbers > 255 and Fixed Numbers with greater precision

    By M12, August 18, 2015   

    • fixed numbers
    • precision
    • (and 4 more)

      Tagged with:

      • fixed numbers
      • precision
      • multiplication
      • division
      • large numbers
      • trigonometry
    • 9 replies
    • 1,056 views
    • 
    • CPUWIZ
    • August 28, 2015

24. Drawing without Sprites in 7800basic (line drawing function)

    By M12, August 18, 2015
    • 7 replies
    • 1,363 views
    • 
    • Mord
    • August 27, 2015

25. Playsfx Off? 7800 Basic

    By SIO2, July 29, 2015
    • 2 replies
    • 613 views
    • 
    • SIO2
    • July 29, 2015

26. Coneay's Game of Life

    By gambler172, February 28, 2015
    • 8 replies
    • 1,254 views
    • 
    • danwinslow
    • July 23, 2015

27. Assembling .a, .S files; .bas files; Fixed point; Functions; Questions?

    By M12, June 26, 2015   

    • compiling
    • interpreting
    • (and 3 more)

      Tagged with:

      • compiling
      • interpreting
      • assembling
      • fixed point
      • functions
    • 14 replies
    • 1,279 views
    • 
    • M12
    • July 12, 2015

28. Boom!

    By Atarius Maximus, May 26, 2015   

    • A 7800basic game
    • 14 replies
    • 4,511 views
    • 
    • Defender_2600
    • May 31, 2015

29. MESS 0.160 out... update to the 7800 driver

    By RevEng, March 27, 2015
    • 7 replies
    • 2,029 views
    • 
    • DrVenkman
    • May 24, 2015

30. new self-serve Atarivox High Score Area

    By RevEng, April 26, 2015
    • 0 replies
    • 881 views
    • 
    • RevEng
    • April 26, 2015

31. 7800Basic Horizontal Scrolling

    By Mord, March 7, 2015   

    • 7800basic
    • scrolling
    • 18 replies
    • 2,513 views
    • 
    • Mord
    • April 22, 2015

32. Question: 7800 memory map in 2600 mode

    By alex_79, March 16, 2015   

    • DevOS
    • ramcart
    • (and 1 more)

      Tagged with:

      • DevOS
      • ramcart
      • 7800 memory map
    • 6 replies
    • 1,734 views
    • 
    • alex_79
    • March 17, 2015

33. Who has working source code for accessing the SaveKey on the 7800?

    By CPUWIZ, January 2, 2014
    • 5 replies
    • 1,305 views
    • 
    • RevEng
    • March 6, 2015

34. Debounce and DevOs .2 question

    By SIO2, March 3, 2015
    • 5 replies
    • 851 views
    • 
    • RevEng
    • March 5, 2015

35. DevOS RAM Cart Transfer Question

    By CannibalCat, February 10, 2014
    • 19 replies
    • 2,089 views
    • 
    • SIO2
    • February 24, 2015

36. Let's get this party started

    By Retro Lord, February 15, 2015
    • 8 replies
    • 1,239 views
    • 
    • frankodragon
    • February 21, 2015

37. Kid Grid play mechanics

    By NIKON, February 2, 2015
    • 2 replies
    • 896 views
    • 
    • NIKON
    • February 4, 2015

38. 2600 to 7800? newbie question (sorry)

    By xucaen, January 30, 2015
    • 3 replies
    • 820 views
    • 
    • alex_79
    • February 1, 2015

39. Legal Question

    By NIKON, January 25, 2015
    • 5 replies
    • 1,114 views
    • 
    • NIKON
    • January 27, 2015

40. Making the leap

    By Retro Lord, January 21, 2015
    • 7 replies
    • 993 views
    • 
    • Retro Lord
    • January 23, 2015

41. assemblers for 7800

    By ~llama, September 10, 2005
    • 8 replies
    • 5,332 views
    • 
    • peteym5
    • January 17, 2015

42. Counter Problem

    By frankodragon, January 9, 2015   

    • 7800Basic
    • 5 replies
    • 1,182 views
    • 
    • frankodragon
    • January 12, 2015

43. Question for you guys about a game I'm working on :)

    By PacManPlus, January 7, 2015
    • 5 replies
    • 1,047 views
    • 
    • gambler172
    • January 8, 2015

44. 78hdr.exe not compatible with windows 7 64?

    By xucaen, January 1, 2015
    • 8 replies
    • 904 views
    • 
    • RevEng
    • January 1, 2015

45. Possible for the 7800?

    By NIKON, November 26, 2014
    • 3 replies
    • 1,143 views
    • 
    • Defender_2600
    • January 1, 2015

46. Q: making graphics for the 7800

    By xucaen, January 1, 2015
    • 1 reply
    • 725 views
    • 
    • xucaen
    • January 1, 2015

47. Bomb Man 7800 (messing around)

    By Loktar, October 13, 2014
    • 11 replies
    • 2,415 views
    • 
    • gambler172
    • December 30, 2014

48. animation problem

    By gambler172, December 21, 2014
    • 2 replies
    • 1,163 views
    • 
    • gambler172
    • December 21, 2014

49. 7800 Controller Based Select and Reset (and a joystick test)

    By RevEng, December 17, 2014
    • 3 replies
    • 1,067 views
    • 
    • CPUWIZ
    • December 19, 2014

50. Cubicle Chaos

    By frankodragon, December 4, 2014   

    • 7800Basic
    • 9 replies
    • 2,080 views
    • 
    • frankodragon
    • December 7, 2014