Memory Technology Device: Difference between revisions

Revision as of 12:09, 7 March 2012

Revision as of 18:13, 1 September 2012

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'''Memory technology devices''' (MTD) are a new type of [[device file system#Devices|device file]] in [[Linux]] for interacting with [[flash memory]], similar to [[Flash Translation Layer]]. The MTD subsystem was created to provide an [[abstraction layer]] between the hardware-specific device drivers and higher-level applications. Although character and block device files already existed, their semantics don't map well to the way that flash memory devices operate.

[[USB stick]]s, [[MultiMediaCard|MMC]]s, [[Secure Digital|SD]]s, [[CompactFlash]]es and other popular removable devices should not be confused with MTDs. Although they arecontain alsoflash called "flash"memory, theythis areis nothidden Memorybehind Technologya block device Devicesinterface.<ref>{{cite web | url=http://www.linux-mtd.infradead.org/faqdoc/general.html#L_ext2_mtdL_overview | title=Memory Technology Device FAQOverview | accessdate=71 MarchSeptember 2012}}</ref>

== External links ==