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Questions tagged [floppy-drive]

Use this tag for questions about floppy drives or accessing floppy disc from historical computers. This could be from 8" down to 3.25" and other non-standard sizes.

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15
votes
1answer
1k views

Can I use all features of a Commodore 1571 external drive from a C64?

I know that the Commodore 1571 drive works perfectly well with a C64, since the 1571 will detect it is connected to a C64, and will enter 1541 emulation mode. After which, the 1571 just behaves as a ...
6
votes
0answers
112 views

How did the Tandy 1000 select its drives?

I am trying to use some Tandy 1000 drives with a SuperCard Pro and have encountered some anomalies using them as "standard" floppy drives. It appears that with the original (or at least, working and ...
8
votes
1answer
967 views

Were single-sided floppy drives really more tolerant of rough handling?

The Osborne 1 was a luggable computer that contained a pair of 5.25-inch floppy drives. According to https://en.wikipedia.org/wiki/Osborne_1 Adam Osborne decided to use single-sided disk drives out ...
2
votes
1answer
91 views

Bad floppy drive in T1910CS 486 laptop

I've recently picked up a Toshiba T1910CS 486 laptop. It's in OK shape, with a 500MB hard drive and DOS installed. I also ordered a USB floppy disk drive and some floppy disks so that I could install ...
4
votes
2answers
199 views

How did IBM's “Mag Card” drive and magnetic media work?

In the 1970's IBM popularized an early word processing solution using their popular Selectric typewriter line and something called "Mag Card". This video demonstrates the system in operation. The ...
6
votes
1answer
316 views

What is the C64 disk drive “Jiffy” protocol?

There seems to be something called the "Jiffy protocol" used for some fast load systems. I know of the JiffyDOS product, which seems to require replacing ROMs in both the C64 and the drive, but it ...
7
votes
2answers
159 views

What are the most common Apple II disk image formats and what hardware disk drive emulators can use them?

Archive.org has plenty of Apple II disk images, such as this DOS 3.3 image which is a .dsk file. I also see .nib and .d13 files, e.g. in this ASIMOV LISP collection. There seem to be further formats ...
11
votes
4answers
3k views

Is there any way today to recover/dump 2M disks?

2M disks where formatted using 2MGUI to increase 3"1/2 & 5"1/4 DD/HD/ED disks' capacity. Is there any way today to recover/dump these disks to a file with modern hardware? Specially the 5"1/4 ...
5
votes
1answer
93 views

What is the floppy disk port pinout for the NEC PC-8001mkII?

I have a NEC PC-8001mkII computer (sometimes incorrectly called a "PC-8001mk2") which has a built-in disk controller for PC-8000-series double-density 5.25" drives. (The English and Japanese Wikipedia ...
15
votes
4answers
5k views

Did any laptop computers have a built-in 5 1/4 inch floppy drive?

In the early era of "portable" or luggable computers, such as the mains powered Osborne 1 and the Compaq Portable, 5 1/4 inch floppy drives were the standard storage medium. When battery-powered ...
2
votes
1answer
204 views

Support for 5.25-inch floppy drives on IBM Thinkcentre 8187 KUR

I have an IBM ThinkCentre 8187KUR desktop system. It has a bay for 5.25-inch floppies but no support in the BIOS. My question is, can I put in a PCI card to support floppy drive access and run the 5....