M58LW032A 데이터 시트보기 (PDF) - STMicroelectronics

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M58LW032A

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

STMicroelectronics 

Figure 24. Program Suspend & Resume Flowchart and Pseudo Code

Start

Write B0h

M58LW032A

Write 70h

Read Status

Register

NO

b7 = 1

YES

NO

b2 = 1

YES

Write FFh

Program Complete

Read data from

another block

Write D0h

Write FFh

Program Continues

Read Data

Program/Erase Suspend Command:

– write B0h

– write 70h

do:

– read status register

while b7 = 1

If b2 = 0, Program completed

Read Memory Array instruction:

– write FFh

– one or more data reads

from other blocks

Program Erase Resume Command:

– write D0h

to resume erasure

– if the program operation completed

then this is not necessary. The device

returns to Read Array as normal

(as if the Program/Erase Suspend

command was not issued).

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