LH28F800 Sharp Electrionic Components, LH28F800 Datasheet - Page 20
LH28F800
Manufacturer Part Number
LH28F800
Description
8 M-bit (512 kB x 16) SmartVoltage Flash Memories
Manufacturer
Sharp Electrionic Components
Datasheet
1.LH28F800.pdf
(45 pages)
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Read Array Data
Read
Status Register
Block Erase
Write B0H
Write D0H
Resumed
or Word
SR.7 =
SR.6 =
Done?
Write?
Read
Read
Start
No
1
1
Yes
Word Write Loop
Fig. 5 Block Erase Suspend/Resume Flowchart
Word Write
0
0
Block Erase
Completed
Array Data
Write FFH
Read
- 20 -
OPERATION
Write
Read
Standby
Standby
Write
BUS
LH28F800SG-L/SGH-L (FOR TSOP, CSP)
COMMAND
Suspend
Resume
Erase
Erase
Data = B0H
Addr = X
Status Register Data
Addr = X
Check SR.7
1 = WSM Ready
0 = WSM Busy
Check SR.6
1 = Block Erase Suspended
0 = Block Erase Completed
Data = D0H
Addr = X
COMMENTS