Questions tagged [apple-macintosh]

For questions about Apple's Macintosh line of computers.

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10
votes
6answers
2k views

How prevalent is the CR (classic MacOS) line ending today? [closed]

In a parser library I am maintaining, I stopped recognizing singular Carriage Return characters as line endings to reduce complexity in the tokenizer's position tracking code, a perennial source of ...
10
votes
0answers
166 views

Which versions of StuffIt introduced backwards-incompatible changes to the file format?

In order to help people who want to integration-test tools which shell out to The Unarchiver's lsar and unar utilities, I'm trying to build a legally clean repository of test archives in StuffIt SIT ...
7
votes
1answer
201 views

Looking for a 90s Macintosh background pattern collection

I've been trying to find a collection of desktop patterns for Macintosh that I had for System 7 back in the day. I remember it as a specific application that you ran to set the patterns (as opposed to ...
4
votes
2answers
315 views

Send serial data to Macintosh SE?

I am new to anything vintage computing and would like to build a simple project with my Macintosh SE. My Hello World goal here is to simply show a string of text received from the serial port on the ...
12
votes
5answers
743 views

What was this almost-magic Mac data conversion tool?

In the mid 1990s I was working for a large construction/engineering consultancy. We'd often engage the services of an acoustic consultant who used a wonderful piece of software to convert all manner ...
12
votes
2answers
627 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 ...
1
vote
1answer
333 views

How to write Apple IIgs .po disk images to Floppy Disks with an older Mac

I recently acquired an Apple IIgs with two 3.5" floppy drives and no hard disk. I'm very seasoned with older Macs, but I have no experience within the Apple II world. I search for a way to create ...
27
votes
2answers
6k views

How did the "Programmer's Switch" work on early Macintosh Computers?

The early Apple Macintosh computers (original Mac, Mac 512K, Mac Plus) all came with a "Programmer's Switch" installed on the side. I believe this persisted for a long time, with the switch ...
6
votes
1answer
458 views

Macintosh Plus always resets on power up

I have a Macintosh Plus, which as soon as I turn it on shows the floppy icon and then resets itself immediately afterwards. Note that it does so as soon as it needs to power up the floppy drive. For ...
2
votes
1answer
141 views

Macintosh SE 30 displays half of the lower screen

I have a problem with my Macintosh SE / 30. More precisely, I only see the underside on the screen, ie from the center to the bottom. The other half, the one from the center up, appears completely ...
5
votes
1answer
306 views

What HyperCard extensions did Myst use?

The original Macintosh version of Myst was written in HyperCard. According to https://news.ycombinator.com/item?id=20549685 Adding useful features, such as uploading those HTML files to a web server, ...
2
votes
1answer
149 views

Basilisk II how mount unix filesystem

I use Linux Bassilisk II I setup unix path but how I can read file from it? It not appear in my desktop My system is in .sit file, how I can read file?
20
votes
5answers
2k views

How and why did Intel make the PCI bus "CPU Agnostic"?

Intel invented the original 32/64-bit PCI bus in the early 1990s to replace the decade old ISA bus used in PC's. It was immediately popular (in comparison to Micro Channel or EISA), being both faster ...
4
votes
2answers
464 views

Would it be possible to run Discord on Macintosh System 7?

I'm toying with the idea of using System 7 as my daily work station at home, most probably via Basilisk II running on some Linux flavour, but possibly on an actual Performa 5200. One piece of modern ...
7
votes
1answer
1k views

I can't read DS 1MB floppy disks

Using an USB external floppy drive, I've been able to use my Mac to back up files from a big box of 3.5 inch floppies (800K, HD 1.4MB). But I cannot even read my DS 1MB floppies using either the ...
7
votes
1answer
199 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 ...
4
votes
1answer
228 views

Macintosh II ROM Replacement

I'd like to upgrade my Macintosh II to FDHD, I have a SWIM chip (to replace the WIM chip), but don't know how to burn the ROMS. The upgrade process I'm trying to do is described in the book: "...
9
votes
1answer
1k views

What was the name of the object-oriented C language I used in the 1980s on the Mac

I clearly recall working with an object-oriented C derivative on the Mac but I cannot find any definitive references to it. It was back in the days of System 7 and later System 8. It had both ...
5
votes
2answers
726 views

How to mount Macintosh Performa's HFS (not HFS+) Filesystem

I own a Macintosh Performa 360 and 420 with a 250 MB drive. Currently I plan about migrating to a modern system like Windows Linux or Mac. I could make sure, that I can still read my data, copied to a ...
8
votes
3answers
421 views

What source-code management tools were available for Classic Mac OS development?

I've been reacquainting myself with classic Mac OS programming (e.g. the Toolbox, MacsBug, THINK Pascal/C, etc.) and became curious how software engineering best practices were ...practiced... using ...
2
votes
1answer
126 views

Macintosh IIci not booting

I have an old Macintosh IIci that worked until a few weeks ago but now doesn't turn on anymore. When I press the power button on the keyboard all the lights on the keyboard and the one on the main ...
2
votes
0answers
118 views

Who did what exactly for the original Shadowgate (1987) Macintosh video game? [closed]

I primarily know Shadowgate from the wonderful NES port, which was ported by some Japanese company and whose Japanese musician composed the beautiful, iconic music which I frankly thought was there ...
4
votes
1answer
136 views

Is it possible to change keyboard key maps on System 6?

For aesthetic reasons, I would prefer to run a US-english variant of System 6.0.8, but all my keyboards are of a Scandinavian layout. Is it possible to swap key maps (using ResEdit?) to use my Finnish ...
11
votes
1answer
648 views

Did the original Shadowgate for the Macintosh (1987) not have "take" or "leave" command?

I'm very familiar with what I consider to be the "real" version of Shadowgate -- the NES port. Today, I noticed this screenshot from the actual original: There is no "take" or &...
8
votes
2answers
625 views

How to transfer software from website to a Classic (SE/30) Macintosh

I have an SE/30 and want to get some software off of vintage-software internet sites. The machine does not have an AppleTalk card, Ethernet card or even a modem attached. What is the best method of ...
22
votes
3answers
2k views

Glitch in the display of a Mac SE/30

I found an old Macintosh SE/30 in the basement and fired it up recently, only to find that there's some kind of problem with the built-in CRT. I don't really know how to describe it, though. Can ...
46
votes
13answers
17k views

How was it back then in 1984, when the Apple II had color, and the new Macintosh didn't?

I imagine it being a huge downgrade for some, not to have color on the Macintosh. Macintosh games were black and white in the beginning, while Apple II had color. I'm especially interested in ...
6
votes
2answers
266 views

How to get out of Apple IIe mode on Macintosh Color Classic?

I just picked-up a Macintosh Color Classic with an Apple IIe card. I've never used one of these before but was able to get it to enter into Apple IIe mode. However, I cannot seem to figure out how to ...
5
votes
1answer
239 views

Why is my Macintosh LC 475 playing chimes of death when I install more ram?

I bought an LC 475 for parts and repair on ebay. When it arrived it seemed to work okay but the video was all stripey. After some diagnosing I spotted a rotten trace near the the VRAM simms. I ...
20
votes
4answers
2k views

How did 68k-based Macs (or other contemporary systems) detect how much RAM was installed?

If I upgraded, say, a Macintosh II with larger SIMMs, naturally the machine detected that additional RAM. But how did it perform that check? Does it simply sweep all addresses until it fails? Or ...
1
vote
2answers
553 views

Why did Steve Jobs say that Darwin is a kernel? [closed]

In this video, Steve Jobs introduces Mac OS X (in the year 2000), this is a snapshot from the video: He says that Darwin is the kernel for Mac OS X. Now the following is a diagram of the Mac OS X ...
67
votes
12answers
17k 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 ...
12
votes
3answers
2k views

Apple II GS versus Mac Plus cost

I just came across a fascinating video https://www.youtube.com/watch?v=7h4tepFbMso&t=78s which makes a coherent case - I don't feel I can pass a final verdict on whether he's right or wrong, but a ...
12
votes
1answer
771 views

Was the Mac XL hardware different from the last versions of the Lisa?

The Lisa was a fairly impressive platform for the day. In comparison to the original Macintosh, the two did have different displays and aspect ratios but the Lisa also had additional hardware such as ...
8
votes
2answers
1k views

What was the first computer malware that could infect Mac systems?

The number of malware that can infect Mac computers has increased significantly last decade (2010-2019), particularly scams (including tech support scams) and fake anti-malware apps. since when ...
8
votes
1answer
1k views

Looking for a 90s Macintosh game

I'm trying to find an early to mid 90s Macintosh game. It was a side scrolling shooter in the style of R Type. You flew a spaceship that looked vaguely like the USS Enterprise from Star Trek, albeit ...
9
votes
2answers
2k views

Advice for heatsinking an old CPU

I’m refurbishing my middle school computer, a Macintosh Performa 635CD which has the Motorola 68LC040 processor. It is a 33 MHz chip. This era didn’t use any sort of heat spreader or heat sink, and ...
6
votes
2answers
660 views

Macintosh SE/30 cover screw size

I lost the 4 Torq (T15) screws that hold together the case for a Mac SE/30. Does anyone know the size and the groove spacing to order a compatible one? I found these on eBay, but I'm not sure about ...
2
votes
6answers
5k views

Were Mac systems faster than Windows in processing performance? [closed]

This could be due to Mac OS having performance optimizations to run on Mac hardware? As far as I know this has been happening since the first Mac from 1984 (128k) and the release of Windows 1.0 (1985)....
3
votes
1answer
706 views

How to work around the PRAM battery for a "Titanium" Powerbook G4

Years ago I was the original owner of a "Titanium" PowerBook G4. Eventually, the unit bricked itself and refused to power on. Some quick research at the time led me to believe the PRAM battery was ...
5
votes
1answer
325 views

Original Mac clock frequency

Why was the crystal clock frequency for the original Macintosh (128k,Plus, etc.) 15.667 MHz, instead of a multiple of 8 MHz (which was the maximum clock frequency for the speed grade of MC68000 ...
9
votes
2answers
2k views

What was the screen refresh rate of the Lisa and original Macintosh?

According to https://www.folklore.org/StoryView.py?project=Macintosh&story=Joining_Apple_Computer The Apple II displayed white text on a black background. I argued that to do graphics properly ...
2
votes
1answer
184 views

Mac SE tube won't come on?

My SE was working fine until I took it apart to clean it, and after reassembly the tube won't turn on, what could cause this? enter link description here
21
votes
2answers
2k views

What causes the traces to wrinkle like this and should I be worried

I have a Macintosh SE in my collection and I noticed these odd looking traces on the mainboard. Not quite sure what to think of it
6
votes
1answer
178 views

Was AppleTalk 422, 423, or something else entirely?

The Zilog SCC in the early Macs could operate in either 232 or 422 mode. AppleTalk used the later. 422 and 423 differed primarily in that the former used separate return lines for each data line, ...
8
votes
1answer
791 views

Will any serial mouse connect to Classic Macs?

The Macintosh 128k, 512k, and Plus use a DE-09 Serial port for the mouse. Is there some proprietary data-transfer method? Or is any DE-09 Serial mouse compatible? Furthermore: has anyone documented ...
2
votes
2answers
370 views

Non-obvious compatibility of M1297 monitor

I bought an Apple IIgs recently. I didn't do my research well enough and wound up with an M1297 monitor, which of course appears to only be compatible with Macintosh IIs and such, rather than the ...
5
votes
2answers
333 views

Dimensioned drawing of 64-pin SIMM?

I am looking for a dimensioned drawing of a 64-pin SIMM PCB like the ones used in the Macintosh II series for the ROM SIMM. I looked in Guide to the Macintosh Family Hardware and Designing Cards and ...
2
votes
1answer
504 views

Capacitor replacement on European 220 volt Mac 512K And Plus

I have had two Macs, a 512K and a Plus, in storage since they failed the smoke test in a spectacular manner a few years back. I have finally learned how to solder and de-solder, so I think its time to ...
1
vote
1answer
361 views

How much time does a Mac SE/30 with 128 MB of memory take for its power-on memory test?

I've read that it should be possible to push the SE/30 to its maximum RAM capacity with eight pieces of 16 MByte, 30-Pin SIMMs. I've never seen such a machine in the wild. Neither with 64 or 80 MB. ...