Atari 5200 / 8-bit Programming

3,014 topics in this forum

1. DLI Help - Thanks!

   By scitari, November 23, 2018   

   • DLI
   • 10 replies
   • 936 views
   • 
   • scitari
   • July 12, 2020

2. Atari 800 Emulator with Forem XE Pro 5..4

   By rcamp48, July 11, 2020   

   • forem xe pro
   • 0 replies
   • 251 views
   • 
   • rcamp48
   • July 11, 2020

3. Cancel RTS instruction Assembler

   By Grevle, July 11, 2020
   • 3 replies
   • 288 views
   • 
   • ivop
   • July 11, 2020

4. What key(s) for 'curved to left arrow' and that rectangular small E?

   By José Pereira, July 10, 2020
   • 3 replies
   • 290 views
   • 
   • _The Doctor__
   • July 10, 2020

5. BBS Screen Maker

   By rcamp48, July 10, 2020
   • 0 replies
   • 256 views
   • 
   • rcamp48
   • July 10, 2020

6. Microsoft Open-Sources GW-BASIC

   By DrVenkman, May 23, 2020
   • 20 replies
   • 898 views
   • 
   • _The Doctor__
   • July 9, 2020

7. fujinet Need BBS Express! source code

   By tschak909, July 7, 2020
   • 3 replies
   • 370 views
   • 
   • tschak909
   • July 9, 2020

8. Very Large PlayField Prototype (WIP)

   By jacobus, June 11, 2020
   • 13 replies
   • 1.3k views
   • 
   • billkendrick
   • July 7, 2020

9. How to return the 800XL joystick's port?

   By pfeuh, June 25, 2020
   • 13 replies
   • 942 views
   • 
   • Jeffrey Worley
   • July 6, 2020

10. Effectus 0.5 : PROC TEST=*(BYTE CURSOR,BACK,BORDER,X,Y,UPDOWN)

    By funkheld, July 5, 2020
    • 6 replies
    • 364 views
    • 
    • funkheld
    • July 6, 2020

11. fujinet Memory buffer placement for N: handler.

    By tschak909, July 4, 2020
    • 4 replies
    • 286 views
    • 
    • tschak909
    • July 5, 2020

12. Text Highlighting (selector) question

    By Stephen, May 24, 2020
    • 9 replies
    • 774 views
    • 
    • Stephen
    • July 4, 2020

13. Mad Assembler and floating-point constants.

    By dmsc, July 1, 2020
    • 2 replies
    • 339 views
    • 
    • dmsc
    • July 2, 2020

14. FastBASIC BREAK Key?

    By pixelmischief, July 1, 2020
    • 2 replies
    • 432 views
    • 
    • dmsc
    • July 1, 2020

15. "I Ran" endless runner game (wip)

    By vhzc, June 9, 2020
    • 19 replies
    • 2.1k views
    • 
    • Kaboomer
    • June 30, 2020

16. FastBasic and PRINT #6

    By pixelmischief, June 29, 2020
    • 6 replies
    • 640 views
    • 
    • pixelmischief
    • June 30, 2020

17. cc65 fopen crash with illegal instruction

    By SteveC1331, June 26, 2020
    • 4 replies
    • 577 views
    • 
    • SteveC1331
    • June 27, 2020

18. command line processing in 6502 assembler.

    By tschak909, June 23, 2020
    • 6 replies
    • 863 views
    • 
    • dmsc
    • June 25, 2020

19. Atari BASIC Prints "Tab" Characters to Text File

    By chessplayerjames, June 19, 2020
    • 6 replies
    • 403 views
    • 
    • dmsc
    • June 20, 2020

20. Knocking sound instead of silence (Pokey) 1 2

    By patjomki, September 3, 2019
    • 29 replies
    • 2.1k views
    • 
    • Synthpopalooza
    • June 15, 2020

21. How Can I "Unset" a String Variable in Atari BASIC

    By pixelmischief, May 17, 2020
    • 7 replies
    • 497 views
    • 
    • David_P
    • June 10, 2020

22. Help with my Atari 800

    By DKZOOKEEPER, June 5, 2020
    • 11 replies
    • 597 views
    • 
    • FifthPlayer
    • June 9, 2020

23. importing text file into Mac/65

    By StickJock, June 8, 2020
    • 5 replies
    • 356 views
    • 
    • Alfred
    • June 9, 2020

24. Logical Line Character limit broken....but how? 1 2

    By TheRaven81, May 23, 2020   

    • atari basic
    • 49 replies
    • 1.8k views
    • 
    • TheRaven81
    • June 8, 2020

25. FastBASIC vs. Assembly 1 2

    By pixelmischief, May 17, 2020
    • 26 replies
    • 1.6k views
    • 
    • dmsc
    • June 8, 2020

26. Power brick question?

    By DKZOOKEEPER, June 5, 2020
    • 2 replies
    • 324 views
    • 
    • Rybags
    • June 8, 2020

27. Where do I find the internal components for my Atari 800?

    By DKZOOKEEPER, June 5, 2020
    • 1 reply
    • 282 views
    • 
    • TGB1718
    • June 7, 2020

28. activision cartridge fix?

    By Drsoren24, June 5, 2020
    • 3 replies
    • 486 views
    • 
    • Rybags
    • June 7, 2020

29. Edit, Save, and Use Hex Files

    By DavidDownUnder, June 5, 2020
    • 7 replies
    • 634 views
    • 
    • DavidDownUnder
    • June 6, 2020

30. BIN/CAR/ROM Format: What's the difference?

    By flashjazzcat, February 18, 2010
    • 15 replies
    • 5.2k views
    • 
    • Wilheim
    • June 6, 2020

31. MADS: Type Based Macros

    By snicklin, May 25, 2020
    • 7 replies
    • 516 views
    • 
    • snicklin
    • June 2, 2020

32. fujinet Atari DOS 2.5, moving DUP further up by about $200 bytes? 1 2

    By tschak909, May 26, 2020
    • 33 replies
    • 1k views
    • 
    • tschak909
    • May 29, 2020

33. Why doesn't this assembly program work?

    By Aces123, May 8, 2020   

    • assebly
    • 18 replies
    • 722 views
    • 
    • Rybags
    • May 29, 2020

34. Atari 1025 printer question

    By Mikes73, February 6, 2017
    • 11 replies
    • 1.4k views
    • 
    • _The Doctor__
    • May 28, 2020

35. Undocumented opcodes: 6502C vs 6510

    By ebiguy, May 25, 2020
    • 5 replies
    • 996 views
    • 
    • luckybuck
    • May 27, 2020

36. Call for help: Polycalc (APX-20127) manual

    By luckybuck, May 27, 2020   

    • polycalc
    • apx-20127
    • 0 replies
    • 256 views
    • 
    • luckybuck
    • May 27, 2020

37. Modern 8-bit computer ATARI style.

    By tabar, March 8, 2020
    • 11 replies
    • 2k views
    • 
    • davidcalgary29
    • May 26, 2020

38. fujinet DOS 2.0 DUP overwrites my CIO handler :( 1 2 3 4 5

    By tschak909, May 3, 2020
    • 121 replies
    • 4.4k views
    • 
    • tschak909
    • May 25, 2020

39. Cartridge Version(s) of Turbo Basic XL

    By Larry, May 16, 2020
    • 14 replies
    • 807 views
    • 
    • ac.tomo
    • May 24, 2020

40. Call for help: Forth FP-Package #7230 Hofacker

    By luckybuck, May 24, 2020   

    • forth
    • hofacker
    • (and 1 more)

      Tagged with:

      • forth
      • hofacker
      • floating point
    • 1 reply
    • 427 views
    • 
    • Allan
    • May 24, 2020

41. Sprites as a Service.

    By Wilheim, May 24, 2020
    • 0 replies
    • 428 views
    • 
    • Wilheim
    • May 24, 2020

42. CC65 - online course - lesson #1 1 2

    By Yaron Nir, March 23, 2020
    • 43 replies
    • 3.2k views
    • 
    • Yaron Nir
    • May 24, 2020

43. fujinet Can I use this as a possible XIO 39/40 routine in my N: handler?

    By tschak909, May 21, 2020
    • 4 replies
    • 510 views
    • 
    • tschak909
    • May 22, 2020

44. What is the best way to dump the source code from an ATR

    By CapitanClassic, May 21, 2020
    • 2 replies
    • 590 views
    • 
    • vitoco
    • May 22, 2020

45. Open or Example Assembler Source Code

    By pixelmischief, May 16, 2020
    • 10 replies
    • 907 views
    • 
    • R0ger
    • May 21, 2020

46. How often do you use GitHub to store/share your A8 code? (+ merging question)

    By abbotkinneydude, April 2, 2020
    • 12 replies
    • 736 views
    • 
    • zbyti
    • May 18, 2020

47. vbcc - C compiler ported to 6502

    By ilmenit, April 26, 2020
    • 3 replies
    • 726 views
    • 
    • tschak909
    • May 18, 2020

48. MADS .proc/.endp vs labels

    By Alex N, May 16, 2020   

    • mads
    • 5 replies
    • 397 views
    • 
    • tebe
    • May 18, 2020

49. OS/A+ or DOS XL Source Code?

    By tschak909, May 17, 2020
    • 0 replies
    • 316 views
    • 
    • tschak909
    • May 17, 2020

50. fujinet Implement Binary loader? or use existing routines in DOS?

    By tschak909, May 16, 2020
    • 14 replies
    • 634 views
    • 
    • dmsc
    • May 17, 2020