LE25FW806_10 Datasheet, PDF (20/22 Pages) Sanyo Semicon Device – 8M-bit (1M×8) Serial Flash Memory

Figure 21 Erase Flowcharts
Small sector erase
Start
06h
Write enable
LE25FW806
Sector erase
Start
06h
Write enable
D7h or 20h
Address 1
Address 2
Address 3
Set small sector erase
command
Start erase on rising
edge of CS
Set status register read
05h
command
NO
Bit 0 = “0” ?
YES
End of erase
* Automatically placed in write disabled
state at the end of the erase
D8h
Address 1
Address 2
Address 3
Set sector erase
command
Start erase on rising
edge of CS
Set status register read
05h
command
NO
Bit 0 = “0” ?
YES
End of erase
* Automatically placed in write disabled
state at the end of the erase
No.A0838-20/22