M58BW032BB45T3T STMICROELECTRONICS [STMicroelectronics], M58BW032BB45T3T Datasheet - Page 46

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M58BW032BB45T3T

Manufacturer Part Number
M58BW032BB45T3T
Description
32 Mbit (1Mb x32, Boot Block, Burst) 3.3V Supply Flash Memory
Manufacturer
STMICROELECTRONICS [STMicroelectronics]
Datasheet
M58BW032BT, M58BW032BB, M58BW032DT, M58BW032DB
APPENDIX A. FLOW CHARTS
Figure 20. Program Flowchart and Pseudo Code
Note: 1. If an error is found, the Status Register must be cleared before further P/E operations.
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Write Address
Read Status
Write 40h
Register
& Data
b7 = 1
b3 = 0
b4 = 0
b1 = 0
Start
End
YES
YES
YES
YES
NO
NO
NO
NO
Program to Protect
V PEN Invalid
Block Error
Program
Error (1)
Error (1)
Program Command:
– write 40h, Address AAh
– write Address & Data
(memory enters read status
state after the Program command)
do:
– read status register
while b7 = 1
If b3 = 1, V PEN invalid error:
– error handler
If b4 = 1, Program error:
– error handler
If b1 = 1, Program to Protected Block Error:
– error handler
(E or G must be toggled)
AI03850d

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