MBM29F033C Fujitsu Media Devices, MBM29F033C Datasheet - Page 42

• Manufacturer Part Number: MBM29F033C
• Description: 32M (4M X 8) BIT
• Manufacturer: Fujitsu Media Devices

42
MBM29F033C
Write Reset Command
Remove V
Increment PLSCNT
PLSCNT = 25?
Device Failed
-70/-90/-12
Figure 20
ID
No
Yes
from A
9
Sector Group Protection Algorithm
No
WE = V
(
Protect Another Sector?
Write Reset Command
CE = V
A
Remove V
A
A
Set Up Sector Addr.
9
Activate WE Pulse
OE = V
Read from Sector
1
0
Sector Protection
Time out 100 s
(
should remain V
A
= V
= A
Data = 01H?
PLSCNT = 1
Completed
21
IH
, A
IL
, CE = OE = V
IH
6
, RESET = V
Start
, Addr. = SA
= V
20
ID
, A
, A
ID
Yes
No
IL
19
from A
9
, A
= V
18
ID
)
ID
,
9
IH
IL
)
Yes