Atari 7800 Programming

523 topics in this forum

1. Crazy Ace wins!

   By Gorf, December 12, 2008
   • 2 replies
   • 1,972 views
   • 
   • Gorf
   • December 15, 2008

2. Creating 7800basic compatible graphics images with Gimp

   By Atarius Maximus, June 15, 2014
   • 23 replies
   • 7,451 views
   • 
   • Trebor
   • October 26, 2018

3. Creating 7800basic compatible maps with the Tiled app

   By Atarius Maximus, July 15, 2014
   • 12 replies
   • 3,030 views
   • 
   • Mord
   • March 1

4. Creating games in BASIC

   By tacha, October 24, 2015   

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

5. CTRL register's Character Width bit

   By ArcadeAction, April 30, 2017
   • 3 replies
   • 1,269 views
   • 
   • ArcadeAction
   • April 30, 2017

6. Cubicle Chaos

   By frankodragon, December 4, 2014   

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

7. Danger Zone [DONE] 1 2 3

   By Muddyfunster, October 20, 2020
   • 74 replies
   • 4,040 views
   • 
   • Muddyfunster
   • March 17

8. DASM question about ORG/RORG

   By PacManPlus, March 29, 2020
   • 5 replies
   • 460 views
   • 
   • TailChao
   • July 23, 2020

9. DASM Weirdness

   By jbanes, March 30, 2006
   • 2 replies
   • 2,895 views
   • 
   • jbanes
   • March 30, 2006

10. Death Merchant - A new 7800 Game

    By Atarius Maximus, August 6, 2017
    • 24 replies
    • 3,725 views
    • 
    • SoundGammon
    • January 25, 2019

11. Death Sfx

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

12. Debounce and DevOs .2 question

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

13. Debugging on Ancient Game Platforms

    By RevEng, February 25, 2020
    • 21 replies
    • 558 views
    • 
    • RALPH!
    • March 9, 2020

14. Demos and Half-baked Ideas 1 2

    By Karl G, March 3
    • 27 replies
    • 991 views
    • 
    • gambler172
    • April 4

15. Detecting POKEY

    By GroovyBee, July 5, 2009
    • 8 replies
    • 3,018 views
    • 
    • GroovyBee
    • June 21, 2011

16. DevOS RAM Cart Transfer Question

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

17. 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

18. Display

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

19. Display List List Help... Quick Explanation?

    By PacManPlus, April 6, 2006
    • 5 replies
    • 3,713 views
    • 
    • EricBall
    • April 16, 2006

20. Display Lists and Scanlines Question

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

21. Display Mode Question 1 2

    By CloakeD, October 29, 2020
    • 36 replies
    • 2,370 views
    • 
    • CloakeD
    • March 5

22. displaying grafics on a7800

    By Heaven/TQA, November 13, 2001
    • 4 replies
    • 2,999 views
    • 
    • Heaven/TQA
    • November 16, 2001

23. Displaying larger decimal values / converttobcd()

    By BydoEmpire, April 15
    • 3 replies
    • 112 views
    • 
    • RevEng
    • April 15

24. DMA Masking - an alternative to modifying CHARBASE when vertically scrolling

    By RevEng, May 2, 2020
    • 12 replies
    • 516 views
    • 
    • TailChao
    • May 13, 2020

25. DMF2ASM and XMYM Tracker

    By RevEng, February 22, 2020
    • 2 replies
    • 251 views
    • 
    • RevEng
    • February 23, 2020

26. Does the 6532 (RIOT) timer run stable?

    By gdement, May 5, 2007
    • 5 replies
    • 3,889 views
    • 
    • EricBall
    • May 14, 2007

27. Does the Sega Genesis start button harm the Atari 7800?

    By Jarod, March 2
    • 1 reply
    • 176 views
    • 
    • Gemintronic
    • March 6

28. Double Dragon by Papa 1 2

    By Papa, January 21, 2017   

    • bearded
    • insane
    • (and 4 more)

      Tagged with:

      • bearded
      • insane
      • man
      • makes
      • double
      • dragon
    • 37 replies
    • 4,959 views
    • 
    • Buttons
    • June 1, 2020

29. Double-line mode

    By Cyprian, December 29, 2020
    • 2 replies
    • 151 views
    • 
    • Cyprian
    • December 31, 2020

30. Doublewide change on the fly?

    By Muddyfunster, November 17, 2020
    • 9 replies
    • 310 views
    • 
    • mksmith
    • December 1, 2020

31. Dragon's Cache - Vs. Puzzle Drop Game - Now Available for Purchase!!! 1 2 3 4 10

    By Revontuli, December 5, 2019
    • 236 replies
    • 12,175 views
    • 
    • electronicsibley
    • April 17

32. Dragon's Descent - Action/Roguelike for the 7800 (ported from the 2600) 1 2 3 4 6

    By Revontuli, May 25, 2019   

    • 7800
    • roguelike
    • 138 replies
    • 10,586 views
    • 
    • SmittyB
    • February 16

33. Dragon's Havoc - Shmup-In-Progress [UPDATE: Demo available!] 1 2 3 4

    By Revontuli, May 19, 2020
    • 78 replies
    • 3,980 views
    • 
    • ZeroPage Homebrew
    • February 26

34. Dragonfly Pokeymax Covox 1 2

    By playsoft, March 27
    • 40 replies
    • 1,267 views
    • 
    • playsoft
    • April 5

35. Draker Quest II - Complete 1 2

    By frankodragon, May 31, 2017
    • 45 replies
    • 5,712 views
    • 
    • Trebor
    • March 8, 2020

36. Draker Quest- Complete 1 2 3 4 10

    By frankodragon, September 20, 2014
    • 228 replies
    • 25,288 views
    • 
    • frankodragon
    • August 27, 2017

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

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

38. Dungeon Stalker - a new Atari 7800 Game 1 2 3 4 6

    By Atarius Maximus, April 1, 2015   

    • High Score Cart Support
    • AtariVox speech/save support
    • 125 replies
    • 27,731 views
    • 
    • ZeroPage Homebrew
    • April 1

39. E.X.O. [WIP] 1 2 3 4 15

    By Muddyfunster, July 25, 2020
    • 355 replies
    • 14,585 views
    • 
    • Synthpopalooza
    • Saturday at 10:14 PM

40. Enemy movement and placement after "destroying"

    By frankodragon, July 24, 2014
    • 1 reply
    • 665 views
    • 
    • RevEng
    • July 25, 2014

41. examples needed

    By TXG/MNX, October 16, 2014
    • 2 replies
    • 698 views
    • 
    • TXG/MNX
    • October 23, 2014

42. External sound chips other than the POKEY

    By ApolloBoy, February 20, 2007
    • 9 replies
    • 3,753 views
    • 
    • Bruce Tomlin
    • February 28, 2007

43. first steps in 7800basic

    By TXG/MNX, September 15, 2014
    • 13 replies
    • 1,160 views
    • 
    • Trebor
    • September 16, 2014

44. Food Fight Disassembly

    By DanBoris, November 18, 2006
    • 0 replies
    • 2,140 views
    • 
    • DanBoris
    • November 18, 2006

45. For my fellow newbs in 7800 programming

    By sgrddy, September 15, 2009
    • 16 replies
    • 3,689 views
    • 
    • kamakazi
    • September 13, 2010

46. Frame Flipping/Blending more Color Trick

    By peteym5, November 20, 2017
    • 2 replies
    • 1,036 views
    • 
    • Synthpopalooza
    • November 23, 2017

47. Froggie bugs

    By JonnyBritish, March 15, 2020
    • 4 replies
    • 315 views
    • 
    • JonnyBritish
    • March 16, 2020

48. Function to Auto-Build Display List List

    By PacManPlus, July 7, 2008
    • 0 replies
    • 2,135 views
    • 
    • PacManPlus
    • July 7, 2008

49. Getting my head around DL's

    By Gorf, November 3, 2008
    • 12 replies
    • 2,481 views
    • 
    • Gorf
    • November 10, 2008

50. Good practices before enabling interrupts?

    By Propane13, September 12, 2007
    • 3 replies
    • 3,507 views
    • 
    • Bruce Tomlin
    • December 3, 2009