lrs1338a Sharp Microelectronics of the Americas, lrs1338a Datasheet - Page 16

• Manufacturer Part Number: lrs1338a
• Description: Stacked Chip Flash Memory Sram
• Manufacturer: Sharp Microelectronics of the Americas

LRS1338A
16
Array Data
Read
Read
Status Register
Block Erase
Write D0H
Write B0H
Resumed
Read or
SR.7 =
SR.6 =
Write?
Done?
Read
Word
Start
1
1
No
Yes
0
0
Word Write
Figure 8. Block Erase Suspend/Resume Flowchart
Write Loop
Word
Read Array Data
Erase Completed
Write FFH
Block
OPERATION
Standby
Standby
Write
Read
Write
BUS
COMMAND
Suspend
Resume
Erase
Erase
Stacked Chip (8M Flash & 2M SRAM)
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
Data Sheet
LRS1338A-8