lrs1383 Sharp Microelectronics of the Americas, lrs1383 Datasheet - Page 75

• Manufacturer Part Number: lrs1383
• Description: Stacked Chip 32m Flash And 8m Sram
• Manufacturer: Sharp Microelectronics of the Americas

Appendix to Spec No.: MFM2-J13207
Figure 6.1. Automated Full Chip Erase Flowchart
FUM00701
Model No.: LRS1383
Check the status after full chip erase.
Write FFH after the full chip erase to place device in read
array mode.
Operation
Operation
Standby
Standby
Standby
Standby
Write
Write
Read
Read
Bus
Bus
Read Status
Command
Command
Full Chip
Register
Erase
March 1, 2001
<First cycle>
Data=30H
Addr=X
<Second cycle>
Data=D0H
Addr=X
Status Register Data
Addr=X
Check SR.7
1=WSM Ready
0=WSM Busy
Data=70H
Addr=Within Partition
Status Register Data
Addr=Within Partition
Check SR.7
1=WSM Ready
0=WSM Busy
Check SR.6
1=Block Erase Suspended
0=Block Erase Completed
Check SR.2
1=(Page Buffer) Program
0=(Page Buffer) Program
Suspended
Completed
Comments
Comments
Rev. 2.20
29