33 votes

Is it possible to limit HDD capacity to work on an old computer?

Since the price seems to be an issue, I'll suggest a cheap alternative to hard drives. A IDE Compact Flash card reader with a 4GB or 8GB compact flash card is a cheap combo, still sold (less than 10 ...
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23 votes

NES cartridge ROM emulation with Arduino or Pi?

As cbmeeks said, you're much better off with a FPGA or CPLD. It's going to be nearly impossible to emulate an NES ROM with a microcontroller. A Raspberry Pi would be fast enough, but not with an ...
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  • 5,154
21 votes
Accepted

What are the difficulties in putting old AT style motherboards into modern ATX cases?

Some issues you may encounter are: Motherboard size. An AT motherboard is 13 inches from front to back, while the ATX standard mandates 9.6 inches. If a case takes an Extended ATX motherboard it ...
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  • 5,882
18 votes
Accepted

How can I adapt a modern mouse for use with Amiga?

Some of the most available adapters which allow to connect a "modern" mouse to an Amiga are: Real USB mouse and joystick: The Ryś MK II. This is a very flexible device which supports not ...
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  • 96.6k
17 votes

Is it possible to limit HDD capacity to work on an old computer?

I have not tried it, but according to the Wikipedia page on the Host Protected Area, one use case was to use large disks on systems whose BIOS could not cope with them. It would therefore seem to be a ...
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  • 9,380
15 votes
Accepted

How can I connect a modern USB keyboard to a system requiring PS/2?

The short version of this answer boils down to something pretty simple and easy: Cheap, easy: try more different keyboards with your passive PS/2↔USB pin adapter OR Not cheap, still easy: buy a ...
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14 votes

How can I connect a modern USB keyboard to a system requiring PS/2?

Not at all. Well, at least not with any simple plug / converter. USB works completely differently from PS/2; any converter will need an active component. And no, those pesky PS/2-USB plugs that were ...
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  • 173k
13 votes

NES cartridge ROM emulation with Arduino or Pi?

I doubt you're going to be able to pull that off with a micro-controller. Maybe one of the 200-300 MHz versions...maybe....but unless you try a Teensy 3.6, you may also have to design your own board ...
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  • 8,031
13 votes
Accepted

How do I use my adapted PS2 keyboard & mouse on a windows 10 computer?

I want to find a way, using software, to interface my laptop and the PS/2 keyboard/mouse using the adapters I bought. Assuming you want to use the passive PS2-to-USB adapter you just bought to plug ...
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  • 21.9k
12 votes
Accepted

How do I connect a modern display, keyboard, and mouse to a Power Macintosh 6100?

Maybe the most difficult task is to find a plug for the Apple AudioVision connector. Here is its pinout, taken from http://pinouts.ru/Video/audiovision_pinout.shtml , in case you find a suitable ...
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11 votes

What's the pitfalls when trying to connect a new SCSI hard drive to an old SCSI bus?

Bus: yes should negotiate. Device size: possibly okay. If your OS can issue (and your scsi controller supports) a read(16), then you'll get the full capacity. If it only supports read(10), then it'...
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  • 240
10 votes

NES cartridge ROM emulation with Arduino or Pi?

Your stated requirements are for hard real-time read/write access to all the pins. But for homebrew development, all you really need is to be able to interactively read from and write to ROM and RAM ...
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9 votes

How can I adapt a modern mouse for use with Amiga?

The Ryś MKII adapter by Retro 7-bit allows connecting USB mice and joysticks/gamepads to the 9-pin Amiga port. It's a true USB device so it's not restricted to PS/2-compatible USB mice like other ...
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8 votes

What kinds of expansion ROMs and cartridges are available for the BBC Micro?

Some popular expansion pack features: Programming languages (e.g. BASIC, D-DOS) File managers Office suites (e.g. View, Inter-Chart, Wordwise Plus) Hardware drivers (e.g. Epson Printmaster) ...
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  • 17.4k
8 votes

Is an LG 43UK6200PLA television set supposed to be able to display video output from a Nintendo 64?

The spec you posted says the TV has composite in (i.e., your yellow connector from the Nintendo). The manual at that web site shows composite video going to the leftmost phono socket, labelled Video/Y....
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  • 28.3k
7 votes

How do I connect a modern display, keyboard, and mouse to a Power Macintosh 6100?

ADB keyboards and mice are readily available on eBay for as little as $10. Apple used ADB from 1987-1999 for Macs and the Apple IIgs so there are a lot of devices around. The monitor adapter from ...
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7 votes

What's the pitfalls when trying to connect a new SCSI hard drive to an old SCSI bus?

Almost all SCSI devices are either 8-bit wide and have a 50-pin connector with single-ended (open collector, no differential drive) electrical signals, or are 16-bit wide, using LVD differential ...
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  • 2,033
7 votes

What are the difficulties in putting old AT style motherboards into modern ATX cases?

For a while, many PC cases were made to be both AT and ATX compatible. This would have been in the mid-1990s, during the changeover from Socket 7 to Slot 1 (Pentium II) and Super Socket 7 (AMD K6 ...
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  • 16.1k
6 votes

How can I upscale the video output of a Nintendo 64 for low-latency and high quality graphics on an HDTV?

You are asking how to convert the analog video output from a console for using it on a modern HDTV system. The usual answer is to use some kind of converter from the best video output option available ...
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6 votes

How can I upscale the video output of a Nintendo 64 for low-latency and high quality graphics on an HDTV?

It depends on whether you also want to modify the N64 to support RGB output. Without modification, the best output to use from the N64 is S-video. Cables are commonly available on eBay for the N64 ...
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  • 57.3k
6 votes

How can I adapt a modern mouse for use with Amiga?

Here is a guide on how to convert an old Microsoft serial mouse to work in the Amiga's mouse/joystick ports. Maybe the guide can be adapted for modern optical mice. (In fact, here is a thread about ...
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6 votes

Can I rewire a compact Macintosh SE or other compact Mac to play RCA Video?

No, for many reasons. The yellow connector that you are talking about is called composite video. It's called "composite" because it combines several signals: vertical synchronization, ...
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  • 14.2k
6 votes

Can I rewire a compact Macintosh SE or other compact Mac to play RCA Video?

No. The Mac SE vertical and horizontal scan frequencies (designed into both the CRT yoke and the analog sweep generator circuits) are different from NTSC (and PAL) composite timing. And the Mac SE ...
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  • 7,814
6 votes

Is an LG 43UK6200PLA television set supposed to be able to display video output from a Nintendo 64?

The manual for the TV only lists 480i/p and higher resolutions as explicitly supported over component (which likely translates to support over composite as well). Most Nintendo 64 games ran at 240p, ...
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5 votes

NES cartridge ROM emulation with Arduino or Pi?

'Making of "Reverse emulating the NES..."' video on youtube (from tom7/suckerpinch) demonstrates the Raspberry Pi route working with additional chips and hackery to make the timing mostly work, but is ...
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  • 461
5 votes

NES cartridge ROM emulation with Arduino or Pi?

When I did some hard embedded work about 20 years ago, we have a set of 'EPROM Emulators'. Basically, it was a set of rams that plugged into our system in place of the system's eproms. You'd hold the ...
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5 votes
Accepted

What kinds of expansion ROMs and cartridges are available for the BBC Micro?

The cartridge port first appeared on the Electron's Plus One expansion; those on the Master vary the meaning of a few pins but are mostly compatible — ROMs should work without modification (subject to ...
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  • 32.5k
5 votes

How can I use a modern keyboard with the Panasonic JB 3000?

Check out this source file for the technical details of the keyboard: https://github.com/mamedev/mame/blob/master/src/devices/machine/myb3k_kbd.cpp The source file contains all information you need ...
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5 votes

How can I connect a modern USB keyboard to a system requiring PS/2?

I found this: https://commons.wikimedia.org/wiki/File:Active_USB_to_PS2_Adatper_(keyboard%2Bmouse).jpg don't know where to get one though.
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  • 89
4 votes

External power supply for 16.5V portable computer (Zenith SupersPort 286e)

Any power supply within about 5% of the rated voltage should work, so a 16V supply (or a 17V one) should work. If you're getting a modern switch-mode supply, you want the amperage rating to be at ...
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  • 8,413

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