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Compact flash recovery phone system3/31/2024 NOR flash is used for program execution similar to RAM. Fortunately, this all takes place within the SSD, which during idle cycles, erases no-longer-used "dirty" blocks so there are always "clean" blocks to write to. Flash memory cells must be erased before they can be written to.Ĭells make up pages, and pages make up blocks, but while pages are written, only blocks can be erased. See SSD.Įvolving from the EEPROM chip, flash was invented by Toshiba in the mid-1980s and named after its ability to erase a block of data "in a flash." However, this block erasing is flash memory's peculiarity. Flash memory provides many years of service but eventually wears out (see SSD write cycle). It is also the storage component in solid state drives (SSDs), which are increasingly obsoleting hard drives in computers and servers. ![]() Comprised of cells that hold a charge without power, flash memory is extremely durable and used in just about every electronic device, including cameras, smartphones, tablets, music players and USB drives. (2) Flash memory is the most economical non-volatile, rewritable storage chip on the market. This article is provided by FOLDOC - Free Online Dictionary of Computing ( ) flash memory (1) For Adobe's multimedia authoring and playback system, see Flash.
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