write protect


Also found in: Dictionary.

write protect

(storage)
A feature of certain removable media storage devices that tells the system whether or not it should allow the data on the media to be modified. Write protecting an item of media prevents accidental overwriting of valuable data.

For example, the write protect tab on a 3.5-inch floppy disks is a small sliding plastic square that can either cover or expose a hole near the edge of the disk cover. The drive wil only allow the disk to be written to if the hole is closed.

write protect

A mode that restricts erasing or editing a disk file. See file protection.
References in periodicals archive ?
Innodisk's powerful and easy-to-use iSMART tool provides one touch activation of the secure write protect feature.
In addition, the controller includes a Write Protect Pin, which offers hardware protection for the data stored on the flash media from any unintentional data overwrites, such as those commonly caused by system viruses.
As an added feature, the 24VL014, 24VL024 and 24VL025 can be ordered with a full-array write protect, while the 24VL014H and 24VL024H devices support a half-array write protect.
Forensic labs utilizing Windows 2003, 2008, or 2008R2 servers with large storage arrays to store forensic images can write protect the arrays with SAFE Block XP, Vista, or Win7 respectively, allowing protected access to your images.
SST's ADM products are the only embedded mass data storage solution of this type that contain an integrated Write Protect (WP#) Pin, which is not normally found in an IDE connector.
Additional features include wear leveling, write protect and error detection and bad block correction.
The NFX Token provides several OEM-customizable write-once registers that can be used for encryption seeds, one-time use flags, write protect flags, etc.
An integrated 40-Ohm series resistor on each card-side input aids EMI noise reduction, while on-chip pull-up resistors are provided on the Card Detect and Write Protect Detection inputs.
Wear leveling can extend the write cycles a CompactFlash card is capable of by 500%, while the write protect feature allows data written to the card to be permanently protected.