Questions tagged [apple-macintosh]

For questions about Apple's Macintosh line of computers.

Filter by
Sorted by
Tagged with
7 votes
2 answers
2k views

Macintosh LC II power supply clicking

I have a Macintosh LC II that I just acquired. When I attempted to power it on, I got nothing. No tones, no LED, no fan...nothing. I took out the power supply and tried to measure any voltage ...
cbmeeks's user avatar
  • 8,531
8 votes
2 answers
1k views

Can a standard ATX power supply be used on a Macintosh Performa 476?

I just received a Performa 476 and was shocked at the amount of rust in the computer. I believe it literally sat underwater for some time. The motherboard looks like it can be salvaged but the power ...
cbmeeks's user avatar
  • 8,531
14 votes
4 answers
2k views

Original Mac capacitor inspection

Which capacitors should be inspected and, if necessary, replaced before attempting to power up an original Mac (purchased January 1984, but "upgraded" to a 512Ke) that has been sitting unused for a ...
hotpaw2's user avatar
  • 8,183
18 votes
1 answer
4k views

What was the first C compiler for the Mac?

When did a C compiler first become commercially available for the Apple Macintosh? And what was its name? The only programming languages that I recall were available for the Mac at launch (January ...
hotpaw2's user avatar
  • 8,183
18 votes
3 answers
2k views

How did the original Apple Macintosh and Atari ST use protected mode?

The Macintosh, ST, and Amiga were all 68000 CPU systems released in 1984-85, along with their respective new Operating Systems. While this was 5 years before protected mode became commonplace on Intel ...
Brian H's user avatar
  • 60.8k
12 votes
2 answers
3k views

Which Apple floppy drive is compatible on both Apple IIc and Macintosh

I have an old Apple IIc (not Plus) and an old Macintosh Plus (1MB RAM). I want to buy an external 3.5 inch floppy drive that works on both machines, that way I don't need two different drives around ...
Tom Shen's user avatar
  • 607
5 votes
0 answers
309 views

Find the PGP SDK

Starting in 1998 (I think) the PGP company run by Phil Zimmerman released the PGP SDK for Mac, Unix and Windows. This was a big event because it was the first time that comprehensive, high grade ...
Tyler Durden's user avatar
68 votes
12 answers
18k views

Did Apple not originally allow anyone to develop software for the Macintosh?

This probably nearly belongs on Skeptics.SE but here goes. Within the last few years I've become an Apple convert for the most part, which occasionally brings me into (usually) good natured conflict ...
Tom Kidd's user avatar
  • 863
13 votes
1 answer
1k views

What was the significance of the cursive 'ƒ' in an application name?

I feel like I used to know the answer to this... In classic Mac days, probably the early 90s and before, some applications would have a cursive / decorative ƒ character in their names. What was the ...
Coxy's user avatar
  • 286
9 votes
1 answer
1k views

Boot Macintosh Quadra 800 from System 7.6.1 CD

I dug out an old Macintosh Quadra 800 that I've had on my shelf for a long while. I'm not even sure where I got it anymore... After a quick look in my VGA adapter bucket, I found I had the needed ...
Geo...'s user avatar
  • 10.2k
4 votes
1 answer
220 views

Basilisk II error

When I try to open the BasiliskIIGUI.exe I get errors saying things like 'The program can't start because libglib 2.0-0.dll is missing from your computer' I have the recommended GTK installed and I ...
Jordan Baron's user avatar
9 votes
1 answer
424 views

Powerbook (140, 170) battery dimensions/components/specs for reverse engineering

I have a PowerBook 140 that — apart from a dead screen requiring the inevitable capacitor replacement — seems to work well. It has no battery, though, and any available battery will likely have 25+ ...
scruss's user avatar
  • 21.6k
7 votes
1 answer
218 views

Is otx (Object Tool Extended) still actively being maintained for reverse engineering legacy OS X binaries?

otx is a tool used to disassemble Mach-O binaries on OS X 10.0-10.4. It is an enhancement on top of otool to add additional symbol information to its disassembled output. The main site and SVN ...
JAL's user avatar
  • 9,520
8 votes
2 answers
3k views

Can the Gotek floppy emulator be made to work with classic Macs?

The Gotek floppy emulators are really popular in the retro scene. I have one modified (firmware update) to work with my Amiga 500. Can one be made to work with any of the classic line of Macintosh ...
cbmeeks's user avatar
  • 8,531
12 votes
1 answer
756 views

How are File Timestamps recorded in classic Mac OS?

When I save a file it has a 'Created At' and 'Updated At' Value saved as well. I would like to know HOW these values are saved? Are they saved as an integer representing a number of seconds since 1904?...
acolchagoff's user avatar
  • 1,231
18 votes
1 answer
1k views

Did the Macintosh Classic series use DMA to display video?

I'm learning more and more on how the original Macintosh series worked. I can't, however, find information in my research on how the Mac's video generator accessed the video RAM. My assumption is ...
cbmeeks's user avatar
  • 8,531
11 votes
1 answer
2k views

How does the Mac SE/30 send video to the analog board?

I can't seem to find where the video signals leave the digital board of my Mac SE/30 and travel to the analog board that is connected to the monitor. I even searched for pinouts online but I guess my ...
cbmeeks's user avatar
  • 8,531
13 votes
2 answers
817 views

Creating an System Extension (INIT) for classic Mac OS

I have some old Macs that I would like to remove their clock batteries so that I don't have to worry about them leaking and destroying logic boards. That being said I do want to operate them from time ...
acolchagoff's user avatar
  • 1,231
9 votes
3 answers
2k views

To wash or not to wash a Mac SE/30

I have a Macintosh SE/30 that I'm trying to bring back to life. When I power it on, I get the dreaded horizontal stripes. Or, zebra stripes. Also called Simasimac. I have re-seated all of the ...
cbmeeks's user avatar
  • 8,531
17 votes
4 answers
2k views

A good method for formatting a modern device in HFS (Not HFS+)

I started this project ages ago and it's just been sitting on my bench for ever. I have this old MacIIci and I put a LAN card in it, maxed out the memory, has the turbo proc in it. The next step I ...
Digital Shiba's user avatar
11 votes
1 answer
491 views

Was Apple's automatic disk ejection mechanism patented?

I always though it was an awesome idea, but no one ever copied it. Even if more complicated than a standard eject mechanism, I guess it should not have been so outrageously expensive not to be ...
user180940's user avatar
  • 3,716
14 votes
1 answer
716 views

Which FPU for my Mac?

I have an LC III that has been overclocked to 33.3 MHz. I'm not sure what speed FPU I should buy - do I match the clock speed, or the bus speed? What kind of FPU should I put in this one?
acolchagoff's user avatar
  • 1,231
5 votes
2 answers
1k views

Why do mac LC network cards take an FPU?

I have several LC PDS network cards for my older LC's and they all have a socket which I assume is for an FPU... Given that I might be able to obtain said FPU for a few bucks, does anyone know what ...
acolchagoff's user avatar
  • 1,231
13 votes
2 answers
1k views

How can I build Gameboy Development Kit 2.1.5 on a modern Unix/Mac platform?

Continuing with my quest to build the Infinity Game Boy Color source code, I am trying to build the Unix source of GBDK 2.1.5 on my macOS El Capitan machine. Trying to make the files in the lib ...
JAL's user avatar
  • 9,520
8 votes
3 answers
1k views

Was The Telemark Assembler available for the Unix or Mac Environments?

I'm trying to build the recently released Infinity Game Boy Color source code on my macOS El Capitan box. The original development environment was a Windows box, and I'm trying to modify the build ...
JAL's user avatar
  • 9,520
11 votes
3 answers
691 views

Building hello world on a Macintosh IIfx with MPW

I'm trying to compile a hello world object using MPW... I've created a file called hello.c on my desktop, contents are as follows: #include <stdio.h> int main(void){ printf("hello world!\...
acolchagoff's user avatar
  • 1,231
4 votes
2 answers
262 views

Macintosh LC III Internal Speaker not working

I have an LC III that I had recapped, both the power supply and logic board were recapped and cleaned, on receiving it back everything worked with flying colors, but now (only a week later) the ...
acolchagoff's user avatar
  • 1,231
11 votes
2 answers
3k views

Resources for developing in Classic Mac OS MPW?

I'm learning about IDEs and software development on Mac OS Classic systems and recently discovered Macintosh Programmer's Workshop. Navigating to a cached version of the old MPW Tools page on Apple's ...
JAL's user avatar
  • 9,520
20 votes
2 answers
1k views

Unknown Apple to VGA adapter

I've got this Apple to VGA adapter. I cannot remember what model this is for: it has got a male DB-15 pin connector at one side, and female DE-15 connector at the other side. As you can see, it has ...
mcleod_ideafix's user avatar
14 votes
4 answers
10k views

How do I run PowerPC Applications on an Intel Mac

Apple created a dynamic binary translator called Rosetta and bundled it into their OS X operating system. As of OS 10.7, however, Rosetta was removed, and PowerPC applications are no longer supported ...
JAL's user avatar
  • 9,520
4 votes
2 answers
474 views

iMac G3 - AirPort Card Port

What kind of port did the iMac G3 use for its wireless AirPort card? What kind of speeds were supported? My G3 has an 802.11b 2.4GHz band card and I am wondering if I can upgrade to a faster card (...
JAL's user avatar
  • 9,520
13 votes
3 answers
3k views

Writing 800k Mac floppy images for 1.44M-equipped Macs using Linux

If you have Macintosh filesystem image of an 800k boot disk, but your physical Mac has a 1.44M SuperDrive, how can you produce a physical disk that can boot that Mac?
knghtbrd's user avatar
  • 1,039
26 votes
3 answers
3k views

Linux 68k Macintosh emulator

I'm currently using the absolutely ancient "Fusion" emulator to emulate a 68k Macintosh (specifically, a Quadra 700), but it only runs under MS-DOS, so I'm using a VirtualBox VM to emulate that. I'd ...
Mark's user avatar
  • 8,576
6 votes
2 answers
417 views

How do I interpret the old Mac character set?

Older Macintoshes and the Apple IIgs used a custom character set for documents and filenames. Each character was held in an 8-bit byte, using 0x00-0x7F for ASCII, and 0x80-0xFF for various symbols ...
fadden's user avatar
  • 9,040
25 votes
5 answers
7k views

How do you open an SE/30? (a.k.a. what is a "pull-apart tool"?)

I have been trying to work out how to open a Mac SE/30, in order to have a better look at its internal condition. I have the repair manual, and in the "Take Apart" section it references a "pull-apart ...
felixphew's user avatar
  • 612

1 2
3