Memory Technology Device: Difference between revisions

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[[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 contain flash memory, this is hidden behind a [[block device]] interface using a [[Flash Translation Layer]].<ref>{{cite web | url=http://www.linux-mtd.infradead.org/doc/general.html#L_overview | title=Memory Technology Device Overview | accessdate=1 September 2012}}</ref>
 
When using a MTD the use of a MTD aware file system such as [[JFFS2]] or [[YAFFS]] is recommended. The MTD subsystem exports block devices as well, which allows the use of common filesystem like ext4. However, using a MTD this way is not recommended since there is neither detection of bad blocks nor any kind of wear leveling.
 
== External links ==