Atari 7800 Programming

523 topics in this forum

1. A7800 4.0 release

   By RevEng, June 11, 2020
   • 11 replies
   • 403 views
   • 
   • RevEng
   • July 30, 2020

2. My 7800 Vertical Shooter - Heofonfīr 1 2 3 4 6

   By SlidellMan, June 8, 2020   

   • vertical scrolling
   • 7800basic
   • (and 3 more)

     Tagged with:

     • vertical scrolling
     • 7800basic
     • shmup
     • homebrew game
     • homebrew demo
   • 127 replies
   • 7,384 views
   • 
   • SlidellMan
   • 3 hours ago

3. Pseudo Vertical Scrolling Demo - "The Art of Scrolling Without Scrolling"

   By SmittyB, June 3, 2020
   • 8 replies
   • 509 views
   • 
   • SmittyB
   • June 6, 2020

4. Question on arrays

   By Muddyfunster, June 2, 2020
   • 7 replies
   • 217 views
   • 
   • RevEng
   • June 2, 2020

5. 7800basic, under the hood

   By RevEng, May 30, 2020
   • 7 replies
   • 464 views
   • 
   • SlidellMan
   • May 31, 2020

6. Sonic: Work In Progress

   By ZippyRedPlumber, May 23, 2020
   • 3 replies
   • 377 views
   • 
   • ZippyRedPlumber
   • May 24, 2020

7. Using JS7800 with your released ROMs

   By RevEng, May 20, 2020
   • 7 replies
   • 337 views
   • 
   • fultonbot
   • May 20, 2020

8. 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

9. POKEY 4-bit sampling and 7800basic

   By Synthpopalooza, May 16, 2020
   • 3 replies
   • 183 views
   • 
   • Synthpopalooza
   • May 17, 2020

10. Pause command in 7800Basic

    By atari2600land, May 14, 2020
    • 3 replies
    • 164 views
    • 
    • RevEng
    • May 14, 2020

11. 7800heat - profiling tool

    By RevEng, May 13, 2020
    • 0 replies
    • 287 views
    • 
    • RevEng
    • May 13, 2020

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

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

13. Peekchar & tiled with multiple tilesets 1 2

    By Muddyfunster, April 30, 2020   

    • 7800basic
    • 29 replies
    • 706 views
    • 
    • TwentySixHundred
    • August 26, 2020

14. Trying to convert JavaScript to ASM.... 1 2

    By PacManPlus, April 17, 2020
    • 30 replies
    • 1,002 views
    • 
    • RevEng
    • April 30, 2020

15. Question on detecting HSC or SaveKey in Basic

    By Muddyfunster, April 14, 2020
    • 2 replies
    • 176 views
    • 
    • Muddyfunster
    • April 15, 2020

16. 7ix [WIP] 1 2 3 4

    By Pat Brady, April 7, 2020
    • 86 replies
    • 5,253 views
    • 
    • Pat Brady
    • November 3, 2020

17. 7800 screen drawing/tearing issue

    By R_Leo_1, April 5, 2020
    • 6 replies
    • 353 views
    • 
    • Mord
    • April 7, 2020

18. AtariVox device communication via emulator?

    By Karl G, April 3, 2020
    • 15 replies
    • 375 views
    • 
    • Karl G
    • July 19, 2020

19. graphics suddenly glitch

    By Muddyfunster, April 1, 2020
    • 13 replies
    • 384 views
    • 
    • RevEng
    • April 5, 2020

20. Lemmings Squidginator

    By Muddyfunster, March 31, 2020
    • 4 replies
    • 492 views
    • 
    • RevEng
    • May 17, 2020

21. DASM question about ORG/RORG

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

22. 7800Basic controller types

    By Muddyfunster, March 27, 2020
    • 2 replies
    • 166 views
    • 
    • Muddyfunster
    • March 27, 2020

23. adding score0 and score1 together

    By Muddyfunster, March 21, 2020
    • 3 replies
    • 174 views
    • 
    • RevEng
    • March 22, 2020

24. Froggie bugs

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

25. Same sprite, different colours

    By Muddyfunster, March 11, 2020
    • 14 replies
    • 389 views
    • 
    • RevEng
    • March 12, 2020

26. 320B Mode colors...

    By PacManPlus, March 10, 2020
    • 4 replies
    • 362 views
    • 
    • PacManPlus
    • March 11, 2020

27. peekchar not giving expected values

    By Karl G, March 9, 2020
    • 5 replies
    • 184 views
    • 
    • RevEng
    • March 9, 2020

28. Musical SFX in Super Mario Bros

    By RevEng, March 5, 2020
    • 6 replies
    • 541 views
    • 
    • SlidellMan
    • May 25, 2020

29. 7800 basic incbanner + bankswitching

    By Muddyfunster, March 2, 2020
    • 4 replies
    • 195 views
    • 
    • mksmith
    • March 3, 2020

30. alphachars ASCII in 160A mode

    By Karl G, February 28, 2020
    • 8 replies
    • 244 views
    • 
    • RevEng
    • March 1, 2020

31. The XM Dev Thread 1 2

    By RevEng, February 28, 2020
    • 28 replies
    • 1,378 views
    • 
    • tep392
    • April 16, 2020

32. boxcollision examples

    By Karl G, February 26, 2020
    • 3 replies
    • 183 views
    • 
    • RevEng
    • February 26, 2020

33. Debugging on Ancient Game Platforms

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

34. DMF2ASM and XMYM Tracker

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

35. Latest 128-byte .asm files?

    By Propane13, February 19, 2020
    • 3 replies
    • 169 views
    • 
    • RevEng
    • February 20, 2020

36. 160B Sprites 1 2

    By Muddyfunster, February 18, 2020
    • 26 replies
    • 963 views
    • 
    • mksmith
    • July 22, 2020

37. LadyLady Graphics Demo

    By R_Leo_1, February 16, 2020
    • 20 replies
    • 1,070 views
    • 
    • R_Leo_1
    • August 11, 2020

38. Atari 7800 Homebrew Completed/WIP in 2020 1 2 3 4 5

    By ZeroPage Homebrew, February 14, 2020
    • 113 replies
    • 8,339 views
    • 
    • ZeroPage Homebrew
    • December 31, 2020

39. Character pixel per scanline limit for MARIA?

    By Fragmare, February 13, 2020
    • 2 replies
    • 261 views
    • 
    • TailChao
    • February 13, 2020

40. 160B Banners 1 2

    By Muddyfunster, February 11, 2020   

    • 7800basic
    • 29 replies
    • 608 views
    • 
    • Trebor
    • February 16, 2020

41. Tiled map not displaying

    By Karl G, February 8, 2020
    • 18 replies
    • 429 views
    • 
    • RevEng
    • March 31, 2020

42. 7800 TIA SFX Library, sound2tia 1 2

    By RevEng, February 1, 2020
    • 34 replies
    • 1,476 views
    • 
    • BydoEmpire
    • February 11

43. TwentySixHundreds 7800 thread

    By TwentySixHundred, January 20, 2020
    • 9 replies
    • 276 views
    • 
    • TwentySixHundred
    • January 23, 2020

44. Is Distella 3.x gone?

    By Propane13, January 12, 2020
    • 5 replies
    • 454 views
    • 
    • devwebcl
    • May 25, 2020

45. 7800basic Modulus

    By R_Leo_1, December 28, 2019
    • 13 replies
    • 415 views
    • 
    • Bradsco
    • Friday at 11:49 PM

46. ### ERROR: couldn't find 7800basic binaries for Darwin(x86_64)

    By Lavalamp, December 22, 2019
    • 5 replies
    • 261 views
    • 
    • RevEng
    • December 23, 2019

47. Can I play new Zippy the Porcupine - Atari 2600

    By Ryan Frazier, December 13, 2019
    • 1 reply
    • 307 views
    • 
    • Albert
    • December 13, 2019

48. Atari 7800 Monitor Cart Examples/Subroutines

    By ballyalley, December 12, 2019   

    • atari 7800
    • monitor cart
    • (and 2 more)

      Tagged with:

      • atari 7800
      • monitor cart
      • 6502 programming
      • assembly language
    • 4 replies
    • 584 views
    • 
    • ballyalley
    • May 18

49. 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

50. 7800 Basic Compiler Warning Help?

    By R_Leo_1, November 27, 2019
    • 12 replies
    • 268 views
    • 
    • RevEng
    • November 28, 2019