Atari 7800 Programming

523 topics in this forum

1. Where can I find an s-video mod kit or someone willing to mod my atari?

   By Theallknowingsause, November 6, 2019   

   • help required
   • 3 replies
   • 261 views
   • 
   • Theallknowingsause
   • November 8, 2019

2. Some 7800Basic questions

   By SlidellMan, November 2, 2019
   • 15 replies
   • 617 views
   • 
   • SlidellMan
   • May 31, 2020

3. 7800basic and png images 1 2

   By mksmith, September 28, 2019   

   • 7800basic
   • 29 replies
   • 844 views
   • 
   • Mord
   • September 30, 2020

4. Zanac on 7800 ... possible?

   By Synthpopalooza, September 15, 2019
   • 7 replies
   • 479 views
   • 
   • Synthpopalooza
   • September 16, 2019

5. Animated chars with characterset from memory

   By mksmith, August 29, 2019   

   • 7800basic
   • assembly
   • 12 replies
   • 608 views
   • 
   • Synthpopalooza
   • September 1, 2019

6. Other sound chips besides POKEY ... cheaper alternatives?

   By Synthpopalooza, August 28, 2019
   • 21 replies
   • 708 views
   • 
   • RevEng
   • August 29, 2019

7. Inconsistent Graphics

   By Karl G, August 16, 2019   

   • 7800 basic
   • 8 replies
   • 442 views
   • 
   • mksmith
   • August 20, 2019

8. Memory Map and accessing offset > 255

   By mksmith, July 25, 2019   

   • 7800basic
   • 9 replies
   • 399 views
   • 
   • SmittyB
   • July 27, 2019

9. POKEY 16-bit mode and other AUDCTL settings - A7800 emulation 1 2 3 4 7

   By Synthpopalooza, July 17, 2019
   • 168 replies
   • 7,633 views
   • 
   • Synthpopalooza
   • December 8, 2020

10. 7800 BEAD header

    By RevEng, July 15, 2019
    • 18 replies
    • 798 views
    • 
    • TailChao
    • July 20, 2019

11. Checking score for extra lives

    By mksmith, June 26, 2019   

    • 7800basic
    • 4 replies
    • 379 views
    • 
    • RevEng
    • June 27, 2019

12. Character flipping for extra colors - a primer

    By Synthpopalooza, June 21, 2019
    • 23 replies
    • 1,293 views
    • 
    • Synthpopalooza
    • July 18, 2019

13. Looking for ideas about the player's shot in Defender...

    By PacManPlus, May 31, 2019
    • 9 replies
    • 716 views
    • 
    • PacManPlus
    • June 5, 2019

14. GoSub (WIP) 1 2 3 4 11

    By atari2600land, May 28, 2019
    • 255 replies
    • 11,573 views
    • 
    • CloakeD
    • January 31

15. Arkanoid [WIP] 1 2 3 4 24

    By mksmith, May 28, 2019   

    • 7800basic
    • 7800 homebrew games
    • (and 1 more)

      Tagged with:

      • 7800basic
      • 7800 homebrew games
      • 7800 homebrews
    • 581 replies
    • 38,912 views
    • 
    • Trebor
    • March 1

16. Is 320B color flaw present in 320C?

    By R_Leo_1, May 27, 2019   

    • 7800
    • 7 replies
    • 729 views
    • 
    • R_Leo_1
    • May 30, 2019

17. 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

18. Using Indirect Variable Arrays

    By mksmith, May 22, 2019
    • 8 replies
    • 447 views
    • 
    • mksmith
    • May 25, 2019

19. Tiles and fonts in different gfx blocks

    By mksmith, May 20, 2019
    • 4 replies
    • 404 views
    • 
    • mksmith
    • May 21, 2019

20. Running out of render time?

    By mksmith, May 14, 2019
    • 8 replies
    • 484 views
    • 
    • mksmith
    • May 16, 2019

21. Yet Another Scrolling Demo

    By Mord, May 14, 2019   

    • scrolling
    • collision detection
    • (and 1 more)

      Tagged with:

      • scrolling
      • collision detection
      • 7800basic
    • 18 replies
    • 1,374 views
    • 
    • Mord
    • October 22, 2020

22. Can we have tiles of different height?

    By asdronin, May 13, 2019
    • 12 replies
    • 466 views
    • 
    • asdronin
    • May 17, 2019

23. 160B Alternative 12 colors?

    By asdronin, May 12, 2019
    • 2 replies
    • 385 views
    • 
    • asdronin
    • May 12, 2019

24. Plotmap has a limit plotting out of screen?

    By asdronin, May 11, 2019
    • 5 replies
    • 329 views
    • 
    • asdronin
    • May 12, 2019

25. Question about Basic "if"

    By asdronin, May 11, 2019
    • 6 replies
    • 401 views
    • 
    • asdronin
    • May 13, 2019

26. Issue using Tiled map and palette not found

    By asdronin, May 10, 2019
    • 5 replies
    • 354 views
    • 
    • asdronin
    • May 11, 2019

27. Plotmap tiles different widths?

    By asdronin, May 10, 2019
    • 2 replies
    • 277 views
    • 
    • asdronin
    • May 11, 2019

28. Can we retrieve the sprite color palette?

    By asdronin, May 10, 2019
    • 2 replies
    • 276 views
    • 
    • asdronin
    • May 11, 2019

29. Interactive color picker?

    By asdronin, May 8, 2019
    • 0 replies
    • 255 views
    • 
    • asdronin
    • May 8, 2019

30. Best practice with moving background made of tiles

    By asdronin, May 8, 2019   

    • tilemap
    • 2 replies
    • 319 views
    • 
    • asdronin
    • May 9, 2019

31. 7800basic graphics questions

    By mksmith, April 29, 2019
    • 11 replies
    • 845 views
    • 
    • SlidellMan
    • April 26, 2020

32. 7800Basic - Strange contradictory results evaluating variables/arrays?

    By Revontuli, April 17, 2019
    • 2 replies
    • 331 views
    • 
    • Revontuli
    • April 18, 2019

33. 7800basic strange variable behaviour

    By Dalta, March 11, 2019   

    • 7800basic
    • 8 replies
    • 753 views
    • 
    • Dalta
    • April 14, 2019

34. Toki with C64 Tiles

    By sgrddy, March 4, 2019
    • 6 replies
    • 871 views
    • 
    • Jinks
    • March 23, 2019

35. (7800 Basic) Plotmap for 320B mode

    By R_Leo_1, March 3, 2019   

    • basic
    • 7800
    • 17 replies
    • 1,109 views
    • 
    • NostAlgae37
    • March 12, 2019

36. MARIA compliant game graphics/art?

    By Fragmare, March 1, 2019
    • 12 replies
    • 688 views
    • 
    • SmittyB
    • March 7, 2019

37. TIA Music on Atari 7800, (Stella's Stocking/ Mappy)

    By R_Leo_1, February 28, 2019   

    • music
    • 7800
    • (and 1 more)

      Tagged with:

      • music
      • 7800
      • tia
    • 3 replies
    • 481 views
    • 
    • R_Leo_1
    • February 28, 2019

38. Kid Icarus

    By sgrddy, February 21, 2019
    • 6 replies
    • 730 views
    • 
    • sgrddy
    • February 27, 2019

39. Peekchar 7800basic help

    By Dalta, February 17, 2019   

    • 7800basic
    • peekchar
    • 2 replies
    • 315 views
    • 
    • Dalta
    • February 18, 2019

40. Voxolotl! - AtariVox Voice Tracker

    By SmittyB, January 26, 2019
    • 5 replies
    • 658 views
    • 
    • SlidellMan
    • August 10, 2020

41. Best Practice DLL building screen height

    By Heaven/TQA, January 21, 2019
    • 2 replies
    • 221 views
    • 
    • Heaven/TQA
    • January 21, 2019

42. Maria “crashing”?

    By Heaven/TQA, January 16, 2019
    • 11 replies
    • 424 views
    • 
    • Heaven/TQA
    • January 18, 2019

43. A quick way to check for the existence of POKEY at a specific address?

    By PacManPlus, January 14, 2019   

    • Pokey
    • 2 replies
    • 291 views
    • 
    • PacManPlus
    • January 14, 2019

44. JOUST lava flow project

    By Baby Blue Azure, December 19, 2018
    • 2 replies
    • 550 views
    • 
    • Dauber
    • January 20, 2019

45. SOUPER Mapper

    By TailChao, December 12, 2018
    • 7 replies
    • 1,309 views
    • 
    • TailChao
    • October 9, 2020

46. BupSystem 1 2 3 4

    By TailChao, December 11, 2018
    • 92 replies
    • 10,389 views
    • 
    • Atari Nut
    • April 25

47. Question about Maria and custom cartridge chips?

    By willbilly, November 15, 2018
    • 19 replies
    • 1,367 views
    • 
    • SlidellMan
    • October 12, 2020

48. Tool for extracting sprite graphics from a 7800 rom

    By NostAlgae37, November 2, 2018   

    • sprite
    • graphics
    • (and 2 more)

      Tagged with:

      • sprite
      • graphics
      • tool
      • 7800
    • 13 replies
    • 842 views
    • 
    • gambler172
    • November 24, 2018

49. Is there any Atari 7800 Graphics tool out there?

    By R_Leo_1, October 23, 2018   

    • Atari7800
    • Graphics
    • 14 replies
    • 976 views
    • 
    • ColonialWarrior
    • January 20, 2019

50. Sound FX Library

    By Lavalamp, October 8, 2018   

    • sound
    • effect
    • (and 2 more)

      Tagged with:

      • sound
      • effect
      • 7800
      • basic
    • 3 replies
    • 358 views
    • 
    • SmittyB
    • October 9, 2018