Atari 5200 / 8-bit Programming

3,003 topics in this forum

1. Atari 800XL ASM programming on emulator

   By Max_Chatsworth, June 24, 2020
   • 19 replies
   • 2.5k views
   • 
   • Ecernosoft
   • August 21, 2022

2. Spiral animation demos

   By rdefabri, August 17, 2022
   • 4 replies
   • 468 views
   • 
   • rdefabri
   • August 19, 2022

3. Two old tricks from a geezer

   By Chris Crawford, June 20, 2022
   • 9 replies
   • 755 views
   • 
   • TGB1718
   • August 18, 2022

4. Game design questions

   By rdefabri, August 16, 2022
   • 3 replies
   • 326 views
   • 
   • rdefabri
   • August 17, 2022

5. 8 Bit Basic

   By V-Cool, March 31, 2022
   • 21 replies
   • 1.3k views
   • 
   • rdefabri
   • August 16, 2022

6. Safe zero page ranges while running machine language program from BASIC

   By freetz, August 15, 2022
   • 6 replies
   • 480 views
   • 
   • freetz
   • August 16, 2022

7. Simple pure tone Music playing

   By Grevle, August 12, 2022
   • 5 replies
   • 613 views
   • 
   • Grevle
   • August 13, 2022

8. Altirra / TBXL odd error

   By nebpehtira, August 3, 2022
   • 6 replies
   • 470 views
   • 
   • MrFish
   • August 12, 2022

9. Exploring the Atari Frontier

   By lbaeza, July 17, 2022
   • 13 replies
   • 881 views
   • 
   • Gury
   • August 11, 2022

10. Memory Map - What use is Location 722 (0x2d2)

    By bhall408, August 10, 2022
    • 3 replies
    • 310 views
    • 
    • selgus
    • August 10, 2022

11. Full height PM graphic(s) 1 2

    By rdefabri, August 2, 2022
    • 26 replies
    • 1.3k views
    • 
    • Thelen
    • August 10, 2022

12. Problem with AMAC and Omnimon

    By tep392, August 8, 2022
    • 0 replies
    • 151 views
    • 
    • tep392
    • August 8, 2022

13. DLI question

    By rdefabri, August 4, 2022
    • 7 replies
    • 345 views
    • 
    • Rybags
    • August 5, 2022

14. What is Happy 3rd byte corruption bug and fix

    By E474, August 2, 2022
    • 2 replies
    • 270 views
    • 
    • E474
    • August 4, 2022

15. Efficient soft sprite library for mode E?

    By RSA, December 2, 2021   

    • mode e
    • graphics
    • (and 1 more)

      Tagged with:

      • mode e
      • graphics
      • animation
    • 12 replies
    • 1.3k views
    • 
    • rsh
    • August 3, 2022

16. FastBasic 4.6 released

    By dmsc, August 2, 2022   

    • fastbasic
    • basic
    • (and 1 more)

      Tagged with:

      • fastbasic
      • basic
      • compiler
    • 2 replies
    • 568 views
    • 
    • dmsc
    • August 2, 2022

17. DLI question on 5200/8bit

    By Ecernosoft, July 30, 2022   

    • 5200
    • 800/400
    • 5 replies
    • 333 views
    • 
    • miker
    • July 31, 2022

18. My way-too-early game planning

    By rdefabri, July 29, 2022
    • 1 reply
    • 337 views
    • 
    • TGB1718
    • July 29, 2022

19. Atari Fossil requests advice on clearing out the attic 1 2 3

    By Chris Crawford, June 19, 2022
    • 50 replies
    • 2.3k views
    • 
    • rdefabri
    • July 28, 2022

20. How do I access 1088 Meg with Basic XE ?

    By rcamp48, February 15, 2022
    • 11 replies
    • 434 views
    • 
    • rsh
    • July 28, 2022

21. BASIC XE question

    By TGB1718, February 10, 2022
    • 8 replies
    • 774 views
    • 
    • rsh
    • July 28, 2022

22. Altirra xtra BASIC functions

    By ac.tomo, February 18, 2022
    • 3 replies
    • 341 views
    • 
    • rsh
    • July 26, 2022

23. Atari 8-bit cartridge-based text adventure source available!

    By Harry Potter, July 23, 2022
    • 11 replies
    • 515 views
    • 
    • Harry Potter
    • July 25, 2022

24. cc65/Atari cartridge support for text adventure?

    By Harry Potter, July 14, 2022
    • 5 replies
    • 295 views
    • 
    • Harry Potter
    • July 23, 2022

25. cc65 Documentation

    By TGB1718, July 14, 2022
    • 2 replies
    • 208 views
    • 
    • TGB1718
    • July 14, 2022

26. The Z Flag

    By ac.tomo, July 12, 2022
    • 7 replies
    • 490 views
    • 
    • ac.tomo
    • July 13, 2022

27. Externally Powered SDrive Max that turns on and off with the Computer

    By oddvertex, July 2, 2022   

    • sdrive
    • kbr
    • (and 1 more)

      Tagged with:

      • sdrive
      • kbr
      • 800xl
    • 2 replies
    • 239 views
    • 
    • manterola
    • July 12, 2022

28. Dead Display list line

    By Grevle, June 25, 2022
    • 9 replies
    • 402 views
    • 
    • Grevle
    • July 5, 2022

29. cc65/AtaSimpleIO Users: printtok()

    By Harry Potter, July 3, 2022
    • 0 replies
    • 193 views
    • 
    • Harry Potter
    • July 3, 2022

30. Sprite Scanlines

    By SteveB, July 1, 2022
    • 3 replies
    • 448 views
    • 
    • SteveB
    • July 2, 2022

31. CC65 question

    By atarilux, June 12, 2022
    • 2 replies
    • 369 views
    • 
    • TGB1718
    • June 29, 2022

32. Bowling for Programmers

    By glurk, June 27, 2022
    • 1 reply
    • 735 views
    • 
    • Thelen
    • June 28, 2022

33. Atari MIDI file Creator for Atari 8 Bit

    By rcamp48, June 24, 2022   

    • atari midi
    • 5 replies
    • 607 views
    • 
    • rcamp48
    • June 27, 2022

34. Compression: I finally understand hashtables, but...

    By Harry Potter, June 21, 2022
    • 2 replies
    • 352 views
    • 
    • Harry Potter
    • June 22, 2022

35. AdvSkel65 now available!

    By Harry Potter, May 26, 2022
    • 5 replies
    • 682 views
    • 
    • JAC!
    • June 21, 2022

36. 48 Pixel Kernel

    By glurk, May 31, 2022
    • 12 replies
    • 1.3k views
    • 
    • glurk
    • June 21, 2022

37. CC65 question

    By atarilux, June 12, 2022
    • 18 replies
    • 593 views
    • 
    • TGB1718
    • June 19, 2022

38. debugging CC65 C code with altirra for *.rom files

    By Yaron Nir, March 14, 2020
    • 1 reply
    • 431 views
    • 
    • Schadret
    • June 19, 2022

39. 800xl upgrades?

    By Drsoren24, June 17, 2022
    • 5 replies
    • 361 views
    • 
    • Beeblebrox
    • June 17, 2022

40. ATR files from XEX (generated by CC65)

    By Fabrizio Caruso, June 12, 2022   

    • atr
    • xex
    • (and 1 more)

      Tagged with:

      • atr
      • xex
      • cc65
    • 4 replies
    • 364 views
    • 
    • E474
    • June 13, 2022

41. PRINT / PRINT #6 - Vertical Boundary

    By MrFish, June 5, 2022
    • 2 replies
    • 311 views
    • 
    • MrFish
    • June 6, 2022

42. Atari 400 Green Screen 1 2

    By Vbruno305, May 29, 2022
    • 33 replies
    • 1.1k views
    • 
    • Vbruno305
    • June 5, 2022

43. AGD Atari Game Designer development 1 2 3

    By popmilo, November 20, 2015   

    • dev
    • atari
    • (and 1 more)

      Tagged with:

      • dev
      • atari
      • game maker
    • 55 replies
    • 10.1k views
    • 
    • popmilo
    • June 4, 2022

44. Atari 5200 Green and Red screens

    By Tigg, June 1, 2022
    • 1 reply
    • 197 views
    • 
    • MrFish
    • June 1, 2022

45. Puff BBS listings

    By rcamp48, May 29, 2022
    • 10 replies
    • 499 views
    • 
    • Alfred
    • May 31, 2022

46. ZX02: 6502 size optimized compression

    By dmsc, May 30, 2022   

    • compression
    • zx0
    • 0 replies
    • 707 views
    • 
    • dmsc
    • May 30, 2022

47. cc65: Graphics 8 pixel plotters... 1 2

    By damosan, May 24, 2022
    • 32 replies
    • 1.2k views
    • 
    • atarixle
    • May 28, 2022

48. Corrupt .atr Floppy Image

    By Mister Rasta, May 26, 2022
    • 3 replies
    • 241 views
    • 
    • _The Doctor__
    • May 27, 2022

49. AdvSkel65 now available!

    By Harry Potter, May 26, 2022
    • 0 replies
    • 176 views
    • 
    • Harry Potter
    • May 26, 2022

50. VBXE blitter : transparency?

    By Thelen, May 23, 2022
    • 5 replies
    • 292 views
    • 
    • Thelen
    • May 24, 2022