M58LW032D90N6F View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

M58LW032D90N6F

32 Mbit (4Mb x8, 2Mb x16, Uniform Block) 3V Supply Flash Memory

STMicroelectronics 

APPENDIX C. FLOW CHARTS

Figure 16. Write to Buffer and Program Flowchart and Pseudo Code

Start

Write to Buffer E8h

Command, Block Address

M58LW032D

Note 1: N+1 is number of Words

to be programmed

Read Status

Register

NO

SR7 = 1

YES

Write N(1),

Block Address

Write Buffer Data,

Start Address

NO

Write to Buffer YES

Timeout

Try Again Later

X=0

Note 2: Next Program Address must

have same A5-A21.

X=N

YES

NO

Write Next Buffer Data,

Next Program Address(2)

X=X+1

Program Buffer to Flash

Confirm D0h

Read Status

Register

NO

SR7 = 1

YES

Note 3: A full Status Register Check must be

done to check the program operation's

success.

Full Status

Register Check(3)

End

AI05511

39/50

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