This in-depth look at this copy protection system by [GloriousCow ... PC Option Board that would man-in-the-middle between the floppy disk drive and the CPU, intercepting data and render those ...

Additionally, the CRC was also altered to add another layer of protection ... with a standard IBM PC floppy disk controller; you need specialized hardware that can write different-sized sectors ...

A DOS error message that means the floppy disk has been protected and data cannot be recorded on it. Either unprotect it or use another disk. See file protection ...

Software Write Protection. Hardware writes protection is mostly available in the card reader or floppy disks. In hardware write protection there will be a mechanical switch at the side of the card ...

A small, square cutout on the side of a 5.25" floppy disk used to prevent it from being written and erased. To enable the protection, the notch is covered with self-sticking tape. See file protection.

Read and write speeds were equally slow, making it a mediocre medium for data. However, the introduction of the 5.25-inch floppy disk would prove instrumental. Storage wasn’t a concern in the 1980s.

In fact, Shugart himself left IBM and transitioned to Memorex in 1972, helping the company deliver the first commercially available read-write floppy disk drive (the Memorex 650). A hallmark of ...

Glue sponge disks to the base, attach the floppy disk for smooth movement, and add foam board feet to raise and protect your setup. Finally, attach the USB cable to the microcontroller and test it ...