MBM29LV004TC Fujitsu Media Devices, MBM29LV004TC Datasheet - Page 47

• Manufacturer Part Number: MBM29LV004TC
• Description: 4M (512K X 8) BIT
• Manufacturer: Fujitsu Media Devices

FAST MODE ALGORITHM
Remove V
Write Reset Command
Device is Operating in
MBM29LV004TC
Increment PLSCNT
Unprotection Mode
Temporary Sector
PLSCNT = 25?
Device Failed
ID
from RESET
No
Yes
Figure 23
No
No
Extended Sector Protection Algorithm
To Setup Sector Protection
To Verify Sector Protection
(A
(A
Read from Sector Address
(A
Remove V
Protection Other Sector
Write Reset Command
0
0
0
To Sector Protection
= V
= V
= V
-70/-90/-12
Protection Entry?
Sector Protection
Extended Sector
Write XXXH/60H
Time Out 150 s
Write SPA/40H
Write SPA/60H
RESET = V
Data = 01H?
PLSCNT = 1
IL
IL
IL
Wait to 4 s
Completed
, A
, A
, A
Start
1
1
1
ID
= V
= V
= V
?
from RESET
Yes
IH
IH
IH
No
Yes
, A
, A
, A
ID
6
6
6
/MBM29LV004BC
= V
= V
= V
IL
IL
IL
)
)
)
Yes
Setup Next Sector Address
-70/-90/-12
47