參數(shù)資料
型號(hào)： LH28F400BG-L85
廠商： Sharp Corporation
英文描述： 4M-BIT(256KBx16) SmartVoltage Flash MEMORY
中文描述： 4分位（256KBx16）SmartVoltage閃光記憶
文件頁數(shù)： 13/35頁
文件大?。?/td> 294K
代理商： LH28F400BG-L85
4M (512K × 8, 256K × 16) Flash Memory
LH28F400SU-NC
13
Figure 9. Block Locking Scheme
START
BUS
OPERATION
COMMAND
COMMENTS
CSR.7 =
0
1
OPERATION COMPLETE
Read
Read
Read
Write
Reset
Write Protect
Q = CSRD
Toggle CE or OE
to update CSRD.
1 = WSM Ready
0 = WSM Busy
D = D0H
A = BA
Q = CSRD
Toggle CE or OE
to update CSRD.
1 = WSM Ready
0 = WSM Busy
Q = CSRD
Toggle CE or OE
to update CSRD.
1 = WSM Ready
0 = WSM Busy
NOTE:
See CSR Full Status Check for Data-Write operation.
If CSR.4, 5 is set, as it is command sequence error,
should be cleared before further attempts are initiated.
Write FFH after the last operation to reset device to read
array mode.
See Command Bus Definitions for description of codes.
After Write D = 47H A = X,
Write D = D0H A = 0FFH
Write
Lock Block
Confirm
Set
Write Protect
D = 77H
A = X
After Write D = 57H A = X,
Write D = D0H A = 0FFH
Write
Write
28F400SUT-NC60-7
READ COMPATIBLE
STATUS REGISTER
RESET WP
READ COMPATIBLE
STATUS REGISTER
WRITE D0H AND
BLOCK ADDRESS
READ COMPATIBLE
STATUS REGISTER
CSR.7 =
CSR.7 =
CSR.4, 5 =
0
1
1
0
1
0
LOCK
ANOTHER
BLOCK
NO
YES
(NOTE)
WRITE 77H
SET WP
相關(guān)PDF資料
PDF描述
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LH28F400BG-L85/12 制造商:SHARP 制造商全稱:Sharp Electrionic Components 功能描述:4M-BIT (256KB x16) SmartVoltage Flash MEMORY
LH28F400BGN-BL12 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x16 Flash EEPROM
LH28F400BGN-BL85 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x16 Flash EEPROM
LH28F400BGN-TL12 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x16 Flash EEPROM
LH28F400BGN-TL85 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x16 Flash EEPROM
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