16.6.1 Flash Memory Construction

Flash memory is divided into pages. A page is the smallest unit of memory that can be erased at one time. Each page of memory is segmented into four rows. A row is the largest unit of memory that can be programmed at one time. A row consists of 32 Quad Double Words (QDW). Each Quad Double Word consists of four instruction Double Words (DW). Flash memory can be programmed in rows, Quad Double Word (256-bit) or DWord (64-bit) units.

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