mx25l12855e Macronix International Co., mx25l12855e Datasheet - Page 24

• Manufacturer Part Number: mx25l12855e
• Description: Secured Serial Flash
• Manufacturer: Macronix International Co.

P/N: PM1466
The Program/Erase function instruction function flow is as follows:
Program/Erase Flow(1) with read array data
(same address of PGM/ERS)
Write program data/address
Program/erase successfully
Program/erase completed
Program/erase command
(Write erase address)
WREN command
RDSR command*
RDSR command
Read array data
Program/erase
another block?
Verify OK?
WREN=1?
WIP=0?
Start
Yes
No
Yes
Yes
No
No
No
Yes
*
* Issue RDSR to check BP[3:0].
* If WPSEL=1, issue RDBLOCK to check the block status.
Program/erase fail
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MX25L12855E
REV. 0.05, MAR. 05, 2009