MBM29DL32XTE Fujitsu Microelectronics, Inc., MBM29DL32XTE Datasheet - Page 76

• Manufacturer Part Number: MBM29DL32XTE
• Description: Flash Memory 32m 4m X 8/2m X 16 Bit Dual Operation
• Manufacturer: Fujitsu Microelectronics, Inc.

76
MBM29DL32XTE/BE
Remove V
Temporary Sector Group
Write Reset Command
Device is Operating in
Increment PLSCNT
Unprotection Mode
PLSCNT = 25?
Device Failed
ID
from RESET
No
Yes
Figure 29 Extended Sector Group Protection Algorithm
No
No
-80/90/12
To Sector Group Protection
Protection Write XXXh/60h
(A
(A
(A
Protection Write SGA/40h
Remove V
Read from Sector Group
Sector Group Protection
Extended Sector Group
To Setup Sector Group
To Verify Sector Group
Protection Other Sector
Write Reset Command
0
0
0
= V
= V
= V
Protection Entry?
Time Out 250 s
Write SGA/60h
RESET = V
PLSCNT = 1
IL
IL
IL
Data = 01h?
Wait to 4 s
Completed
, A
, A
, A
Address
Group ?
Start
1
1
1
ID
= V
= V
= V
from RESET
Yes
IH
IH
IH
No
Yes
, A
, A
, A
ID
6
6
6
= V
= V
= V
IL
IL
IL
)
)
)
Yes
Setup Next Sector Group
Address