AT45DB021D ATMEL [ATMEL Corporation], AT45DB021D Datasheet - Page 45

• Manufacturer Part Number: AT45DB021D
• Description: 2-megabit 2.7-volt DataFlash
• Manufacturer: ATMEL [ATMEL Corporation]

25. Auto Page Rewrite Flowchart
Figure 25-1. Algorithm for Programming or Reprogramming of the Entire Array Sequentially
Notes:
3638B–DFLASH–02/07
1. This type of algorithm is used for applications in which the entire array is programmed sequentially, filling the array page-by-
2. A page can be written using either a Main Memory Page Program operation or a Buffer Write operation followed by a Buffer
3. The algorithm above shows the programming of a single page. The algorithm will be repeated sequentially for each page
page.
to Main Memory Page Program operation.
within the entire array.
MAIN MEMORY PAGE PROGRAM
THROUGH BUFFER
(82H)
START
END
provide address
and data
MEMORY PAGE PROGRAM
AT45DB021D [Preliminary]
BUFFER TO MAIN
BUFFER WRITE
(84H)
(83H)
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