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Typo in ProDOS refTechMan

By Colin Leroy-Mira on Tue Aug 22 22:19:45 2023

Latest reply by Peter 'Shaggy' Haywood on Tue Sep 5 12:14:22 2023
Re: Update: Bmp2DHR and A2FCBmp - All Apple II Graphics Modes including

By Presley Acuna on Mon Sep 4 05:07:46 2023

Latest reply by Oliver Schmidt on Wed Sep 6 07:59:45 2023
ORCA/C 2.2.0 release

By Stephen Heumann on Sun Jul 30 20:31:22 2023

Latest reply by Pierre Durant on Fri Aug 18 11:40:15 2023
FYI: announcing a debug helper for cc65 Apple II programs running on MA

By Colin Leroy-Mira on Thu Aug 17 13:55:33 2023

Latest reply by Colin Leroy-Mira on Thu Aug 17 13:55:33 2023
Possibly stupid question about cc65 and the Language Card

By Colin Leroy-Mira on Fri Jan 6 00:42:02 2023

Latest reply by Colin Leroy-Mira on Wed Aug 16 04:29:46 2023
Generic question about Apple2 / cc65 debugging

By Colin Leroy-Mira on Fri Aug 11 20:13:26 2023

Latest reply by Oliver Schmidt on Sat Aug 12 20:39:25 2023
cc65: file I/O on external drive?

By Colin Leroy-Mira on Thu Aug 10 15:31:28 2023

Latest reply by Oliver Schmidt on Fri Aug 11 11:31:35 2023
cc65 / apple2 HGR2 linker configuration

By Colin Leroy-Mira on Fri Jul 28 21:53:44 2023

Latest reply by Oliver Schmidt on Mon Jul 31 17:59:57 2023
Interview with Kyan Pascal creator

By A2CPM on Fri Jun 30 16:24:53 2023

Latest reply by Steven Hirsch on Fri Jul 7 08:45:44 2023
Merlin full screen editor doesn't work from hard disk

By Bill Chatfield on Fri Jul 9 06:17:00 2021

Latest reply by Ben Chapman on Mon Jul 3 07:20:03 2023
ORCA/C 2.2.0 B7

By Stephen Heumann on Fri Apr 7 18:42:02 2023

Latest reply by Pierre Durant on Sat Apr 29 14:07:07 2023
Creating a game on Apple IIgs

By F D on Mon Apr 24 04:20:35 2023

Latest reply by Kelvin Sherlock on Wed Apr 26 13:45:31 2023
GS memory expansion timing

By woodsworth1 on Sat Apr 22 23:35:48 2023

Latest reply by woodsworth1 on Mon Apr 24 17:53:48 2023
PLASMA (Proto Language ASeMbler for All) version 2.0 released

By David Schmenk on Fri Mar 24 12:27:47 2023

Latest reply by David Schmenk on Fri Mar 24 15:44:16 2023
Re: Vertical Blank on Apple ][+

By Dave Kay on Thu Mar 16 03:35:49 2023

Latest reply by mmphosis on Thu Mar 23 14:33:12 2023
accessing auxillary memory language card memroy area

By woodsworth1 on Fri Mar 17 18:01:06 2023

Latest reply by Michael Pohoreski on Tue Mar 21 08:47:12 2023
Keyboard layout/character set question

By Colin Leroy-Mira on Fri Jan 20 09:03:02 2023

Latest reply by Stu M on Mon Jan 30 13:15:46 2023
PLASMA 2.0 Alpha 2 Available!

By D Finnigan on Tue Jan 10 16:20:23 2023

Latest reply by D Finnigan on Tue Jan 10 16:20:23 2023
Re: Multi-Tasking OS for Apple II: Developers Wanted

By Anthony Ortiz on Fri Sep 9 12:37:48 2022

Latest reply by Martin Doherty on Wed Sep 28 12:58:23 2022
Colons in AppleSoft

By Tom Thumb on Tue Aug 2 14:15:40 2022

Latest reply by Martin Doherty on Wed Sep 28 12:45:10 2022
Directly connecting the Raspberry Pi Pico to the Apple II slot bus

By Oliver Schmidt on Mon Aug 15 19:32:35 2022

Latest reply by Oliver Schmidt on Mon Aug 29 10:21:26 2022
ORCA/C 2.2.0 B6

By Stephen Heumann on Fri Jul 22 19:22:57 2022

Latest reply by Stephen Heumann on Fri Jul 22 19:22:57 2022
I am working on a orca/c project and need "Learn to Program in C by Mik

By James Hall on Wed May 25 10:40:28 2022

Latest reply by James Hall on Sat May 28 00:02:24 2022
QDStartup masterSCB bits meaning

By Enrico on Wed Mar 30 05:37:47 2022

Latest reply by Enrico on Wed Mar 30 05:41:43 2022
PCPI Applicard CP/M system disks

By Paul MacMillan on Thu Aug 19 08:29:09 2021

Latest reply by David Schmidt on Mon Mar 21 14:10:08 2022
Conflict mouse and mockingboard interrupts on Apple IIgs

By Marc Golombeck on Sun Feb 27 05:27:40 2022

Latest reply by Oliver Schmidt on Sun Feb 27 23:29:46 2022
Access to AUX mem at $D000

By Marc Golombeck on Sat Feb 12 09:36:36 2022

Latest reply by I am Rob on Sat Feb 12 16:29:38 2022
Xmas Game 2021

By TomCh on Fri Jan 7 12:58:17 2022

Latest reply by TomCh on Sun Jan 9 02:41:53 2022
QuickDOS question

By Marc Golombeck on Thu Jan 6 05:27:49 2022

Latest reply by qkumba on Fri Jan 7 15:47:05 2022
Load binary file using Assembler

By Rodrigo Vale on Thu Dec 30 20:58:31 2021

Latest reply by Oliver Schmidt on Wed Jan 5 08:39:45 2022
Replacing DOS or ProDOS

By Marc Golombeck on Thu Dec 30 13:44:32 2021

Latest reply by Marc Golombeck on Tue Jan 4 13:49:43 2022
IIGS SANE Bugs and Quirks

By Stephen Heumann on Tue Dec 21 20:37:26 2021

Latest reply by Stephen Heumann on Thu Dec 23 16:10:04 2021
Re: Assembler for Learning Assembly Language Programming ORCA vsMerlin

By Dave Touvell on Wed Dec 15 17:58:54 2021

Latest reply by Michael J. Mahon on Sat Dec 18 01:16:04 2021
Applesoft upgrade finally done

By Mike Spangler on Mon Mar 8 10:43:30 2021

Latest reply by cybernesto on Tue Dec 14 16:25:01 2021
Innovative(?) use of 80STOREON

By Oliver Schmidt on Wed Dec 8 23:21:41 2021

Latest reply by Hugh Hood on Sun Dec 12 10:57:30 2021
Wikiwand Apple II character set errors?

By eriknoc@gmail.com on Fri Oct 29 12:15:41 2021

Latest reply by Steve Nickolas on Sat Nov 20 03:04:03 2021
Unofficial ORCA DumpOBJ update to 2.0.3

By Enrico on Mon Nov 15 04:40:29 2021

Latest reply by Enrico on Mon Nov 15 04:40:29 2021
Merlin32 and Negative DS Pseudo Op

By Hugh Hood on Sun Oct 10 13:50:41 2021

Latest reply by Oliver Schmidt on Sun Oct 24 08:23:41 2021
HLL on 6502

By D Finnigan on Sun Oct 3 02:15:20 2021

Latest reply by Oliver Schmidt on Mon Oct 18 17:34:09 2021
OMF v1.0?

By Kelvin Sherlock on Thu Jun 25 03:08:39 2020

Latest reply by geoff body on Sat Oct 16 21:33:35 2021
ORCA/C 2.2.0 B5

By Stephen Heumann on Tue Sep 14 19:21:20 2021

Latest reply by Stephen Heumann on Tue Sep 14 19:21:20 2021
Commented disassembly of the RENUMBER program?

By eriknoc@gmail.com on Mon Aug 30 22:35:04 2021

Latest reply by eriknoc@gmail.com on Tue Aug 31 22:51:33 2021
PCPI / ProDOS HD using 3.5 inch floppy?

By Paul MacMillan on Fri Aug 27 12:42:45 2021

Latest reply by Steven Hirsch on Tue Aug 31 09:34:23 2021
Which assembler...

By A2CPM on Fri Aug 27 06:56:55 2021

Latest reply by A2CPM on Sat Aug 28 13:39:59 2021
A solution to PRINTing to bottom-right corner of text screen problem

By eriknoc@gmail.com on Fri May 14 01:59:31 2021

Latest reply by mykel on Fri Aug 20 06:12:47 2021
I/O Buffer on Page Boundary

By Bill Chatfield on Fri Aug 13 22:47:08 2021

Latest reply by Bill Chatfield on Mon Aug 16 18:11:19 2021
SSC Firmware Listing

By Oliver Schmidt on Thu Feb 4 18:40:52 2021

Latest reply by epooches@gmail.com on Sat Jul 3 18:49:32 2021
Merlin32 Documentation

By Andy McFadden on Fri Jul 10 15:51:51 2020

Latest reply by fadden on Tue Jun 15 08:09:02 2021
Turning Off Merlin's Annoying Beep

By Bill Chatfield on Sun Jun 13 22:50:07 2021

Latest reply by Bill Chatfield on Tue Jun 15 06:18:06 2021
Autoboot signature and BASIC IO from Peripheral card

By epooches@gmail.com on Tue Jun 8 11:49:50 2021

Latest reply by fadden on Fri Jun 11 14:32:49 2021
New hardware project

By Terence Boldt on Thu Dec 10 20:26:24 2020

Latest reply by ralle@palaveev.org on Sat Jun 5 02:14:53 2021
alice.souza@giordanobruno.com.br

By Maria ximenes on Mon May 31 13:07:32 2021

Latest reply by Maria ximenes on Mon May 31 13:07:32 2021
Language card content disk dump

By Marc Golombeck on Tue May 25 12:01:04 2021

Latest reply by qkumba on Fri May 28 18:14:26 2021
Complete Pascal not working on IIgs

By free bijsss on Sat Apr 24 11:50:21 2021

Latest reply by David Schmenk on Wed May 26 21:54:59 2021
Looking for MPW IIGS Tools versions 1.0 and 1.1

By Christophe on Tue Sep 29 11:05:12 2020

Latest reply by Christophe on Mon May 24 10:01:07 2021
Assembly source code dialects

By Martin Doherty on Thu Mar 18 16:28:07 2021

Latest reply by eriknoc@gmail.com on Fri May 14 01:46:13 2021
Mockingboard: Playing SC-01 speech on an SSI263

By TomCh on Mon Apr 5 04:29:31 2021

Latest reply by TomCh on Wed May 12 13:56:30 2021
orca/c strtod

By vavruska@gmail.com on Fri Apr 16 20:20:25 2021

Latest reply by Kelvin Sherlock on Tue Apr 20 00:24:45 2021
Tim Meekins

By D Finnigan on Thu Mar 25 01:15:03 2021

Latest reply by D Finnigan on Thu Mar 25 01:15:03 2021
6502 assembler for Unix with multiple ORG support

By Kent Dickey on Fri Mar 19 01:15:37 2021

Latest reply by Michael J. Mahon on Sun Mar 21 00:13:45 2021
a simple 6502 compiler

By mmphosis on Wed Dec 30 15:01:04 2020

Latest reply by Michael Pohoreski on Fri Mar 19 11:14:19 2021
Any common use for $F85F NXTCOL ?

By eriknoc@gmail.com on Sat Mar 13 02:02:04 2021

Latest reply by qkumba on Sun Mar 14 11:10:37 2021
COUT being called twice from ProDOS BASIC.SYSTEM

By TomCh on Sun Mar 7 03:44:44 2021

Latest reply by TomCh on Mon Mar 8 05:38:20 2021
HypercardIIGS and Password Bug?

By Paul MacMillan on Tue Dec 15 10:00:27 2020

Latest reply by Paul MacMillan on Tue Dec 15 10:00:27 2020
IIGS memory/malloc issue from C

By vavruska@gmail.com on Sun Nov 22 12:57:49 2020

Latest reply by Stephen Heumann on Wed Dec 2 19:16:04 2020
ISBN for: Absoft AC/Basic 16-Bit BASIC Compiler for Apple IIgs.

By James Hall on Tue Nov 17 16:42:54 2020

Latest reply by Antoine Vignau on Thu Nov 19 10:11:10 2020
ORCA/C type compatibility errors

By Paul MacMillan on Fri Oct 30 11:49:30 2020

Latest reply by Chris Vavruska on Fri Nov 6 12:00:27 2020
IIGS Title Bar syles (lined vs solid)

By Paul MacMillan on Mon Oct 12 19:45:33 2020

Latest reply by Ewen on Wed Oct 14 07:38:34 2020
TransForth IIB

By Martin Doherty on Fri Oct 9 15:39:23 2020

Latest reply by Martin Doherty on Fri Oct 9 15:39:23 2020
Looking for Old Textiles, 1988 APPLE II DEVELOPMENT FORUM CONFERENCE

By James Hall on Thu Sep 10 01:19:07 2020

Latest reply by Antoine Vignau on Tue Sep 29 09:14:59 2020
Soft Switches on IIGS

By Paul MacMillan on Thu Sep 24 15:28:48 2020

Latest reply by Paul MacMillan on Sat Sep 26 08:06:27 2020
Disassembling code in a .dsk file?

By Glandeur Lessard on Tue Sep 15 19:49:21 2020

Latest reply by doug.dingus@gmail.com on Wed Sep 23 15:32:07 2020
Mockingboard info?

By Kent Dickey on Sun Aug 16 13:38:28 2020

Latest reply by Kent Dickey on Mon Sep 21 23:34:51 2020
Apple II Fortran compiler

By pablo parreira on Wed Aug 12 06:37:11 2020

Latest reply by mverpelli@libero.it on Fri Aug 14 07:04:33 2020
Installer for ORCA/Pascal is not working with a Floppy Emu

By Paul MacMillan on Thu Aug 13 09:44:49 2020

Latest reply by Paul MacMillan on Fri Aug 14 06:45:30 2020
2 mocking boards in an Apple

By Stefan C on Fri Aug 7 07:05:45 2020

Latest reply by Antoine Vignau on Fri Aug 7 12:27:28 2020
Marinetti C header file

By Chris Vavruska on Sat Aug 1 17:03:20 2020

Latest reply by Chris Vavruska on Sat Aug 1 20:21:58 2020
Opus][ ORCA/C Install

By Martin Doherty on Wed Jul 22 12:31:00 2020

Latest reply by Stephen Heumann on Wed Jul 22 16:22:56 2020
//c VBL Polling

By cybernesto on Tue Jul 21 08:55:54 2020

Latest reply by cybernesto on Wed Jul 22 04:09:13 2020
calling tool version function outside the the normal calling

By Chris Vavruska on Fri Jul 17 09:41:47 2020

Latest reply by Chris Vavruska on Sat Jul 18 05:19:32 2020
PLASMA 2.0 Alpha 1

By David Schmenk on Sat Jul 4 19:06:53 2020

Latest reply by David Schmenk on Fri Jul 10 09:34:16 2020