參數(shù)資料
型號: MBM29F800B-90
廠商: Fujitsu Limited
英文描述: 8M (1M ×8/512K ×6) Bit Falsh Memory(單5V 電源電壓1M ×8/512K ×6位閃速存儲器)
中文描述: 8米(1米× 8/512K × 6)位Falsh內(nèi)存(單5V的電源電壓100萬× 8/512K × 6位閃速存儲器)
文件頁數(shù): 43/51頁
文件大?。?/td> 642K
代理商: MBM29F800B-90
43
MBM29F800T
-90/-12
/MBM29F800B
-90/-12
Figure 22 Sector Protection Algorithm
* :A
-1
is V
IL
on byte mode.
Set Up Sector Addr.
(
A
18
, A
17
, A
16,
A
15
, A
14
, A
13
, A
12
)
Activate WE Pulse
WE = V
IH
, CE = OE = V
IL
A
9
should remain V
ID
Yes
Yes
No
No
PLSCNT = 1
Time out 100
μ
s
Read from Sector
(Addr. = SA, A
1
= 1, A
0
= V
6
= 0)*
Increment PLSCNT
No
Yes
Protect Another Sector
Start
Sector Protection
Completed
Data = 01H
PLSCNT = 25
Device Failed
Remove V
ID
from A
9
Write Reset Command
Remove
V
ID
from A
9
Write Reset Command
OE = V
ID
, A
9
= V
ID
,
A
6
= CE = V
IL
, RESET = V
IH
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