M28W320 STMicroelectronics, M28W320 Datasheet - Page 31

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M28W320

Manufacturer Part Number
M28W320
Description
32 Mbit 2Mb x16/ Boot Block Low Voltage Flash Memory
Manufacturer
STMicroelectronics
Datasheet

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Figure 13. Program Suspend & Resume Flowchart and Pseudo Code
Program Continues
another address
Read data from
Read Status
Write a read
Command
Command
Command
Command
Write B0h
Write D0h
Write 70h
Register
b7 = 1
b2 = 1
Start
YES
YES
NO
NO
Program Complete
Read Data
Command
Write FFh
PES instruction:
– write B0h command
do:
– read status register
while b7 = 1
If b2 = 0 Program completed
PER instruction:
– write D0h command to resume
– if the program operation completed
(E or G must be toggled)
the program
then this is not necessary.
The device returns to Read Array as
normal (as if the Program/Erase
suspend was not issued).
M28W320CT, M28W320CB
AI03540
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