MBM29DL164BE Fujitsu Media Devices, MBM29DL164BE Datasheet - Page 71

• Manufacturer Part Number: MBM29DL164BE
• Description: (MBM29DL16xTE/BE) 16M (2MX8/1MX16) BIT Dual Operation
• Manufacturer: Fujitsu Media Devices

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
Protection Write XXXH/60H
To Sector Group Protection
(A
(A
(A
Protection Write SGA/40H
Remove V
Read from Sector Group
Sector Group Protection
Extended Sector Group
Protection Other Sector
To Setup Sector Group
To Verify Sector Group
Write Reset Command
0
0
0
= V
= V
= V
Protection Entry?
Time Out 250 s
Write SGA/60H
RESET = V
IL
IL
IL
PLSCNT = 1
Data = 01H?
Wait to 4 s
Completed
MBM29DL16XTE/BE
, A
, A
, A
Address
Group?
Start
1
1
1
ID
= V
= V
= V
from RESET
Yes
Yes
No
IH
IH
IH
, A
, A
, A
ID
6
6
6
= V
= V
= V
IL
IL
IL
)
)
)
Yes
Setup Next Sector Group
Address
-70/90/12
71