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M29DW128F Fiches technique(PDF) 90 Page - STMicroelectronics

No de pièce M29DW128F
Description  128 Mbit (16Mb x8 or 8Mb x16, Multiple Bank, Page, Boot Block) 3V Supply, Flash Memory
PDF  93 Pages
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Fabricant  STMICROELECTRONICS [STMicroelectronics]
Site Internet  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

M29DW128F Fiches technique(HTML) 90 Page - STMicroelectronics

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M29DW128F
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Figure 27. Write to Buffer and Program Flowchart and Pseudo Code
1.
n+1 is the number of addresses to be programmed.
2.
A Write to Buffer and Program Abort and Reset must be issued to return the device in Read mode.
Write to Buffer F0h
Command,
Block Address
AI08968b
Start
Write Buffer Data,
Start Address
YES
Abort Write
to Buffer
FAIL OR ABORT(5)
NO
Write n(1),
Block Address
X = 0
Write Next Data,
Program Address Pair
X = X-1
Program Buffer
to Flash Block Address
Read Status Register
(DQ1, DQ5, DQ7) at
Last Loaded Address
YES
DQ7 = Data
NO
Check Status Register
(DQ5, DQ7) at
Last Loaded Address
(3)
NO
YES
Write to a Different
Block Address
Write to Buffer and
Program Aborted(2)
NO
DQ5 = 1
YES
NO
DQ1 = 1
YES
YES
DQ7 = Data
(4)
NO
END
First Part of the
Write to Buffer and Program Command
X=n



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