JS28F128P30TF75A Datasheet, PDF (75/90 Pages) Micron Technology – Numonyx Axcell P30-65nm Flash Memory

P30-65nm SBC
Figure 34: Erase Suspend/Resume Flowchart
ERASE SUSPEND / RESUME PROCEDURE
Start
Write 0 x70 ,
Same Partition
(Read Status )
Write 0xB0,
Any Address
(Erase Suspend )
Read Status
Register
SR[7 ] =
0
1
SR[6 ] =
0
1
Erase
Completed
Read
Read Array
Data
Read or
Program ?
No
Program
Program
Loop
Done
Yes
Write 0xD0,
(Erase Resume ) _{Any Address}
Bus
Operation
Command
Comments
Write
Read Data = 0x70
Status Addr = Any partition address
Write
Erase
Data = 0xB0
Addr = Same partition address as
Suspend _above
Read
None
Status Register data.
Addr = Same partition
Check SR[7]:
Idle
None 1 = WSM ready
0 = WSM busy
Check SR[6]:
Idle
None 1 = Erase suspended
0 = Erase completed
Write
Read Array
or Program
Data = 0xFF or 0x40
Addr = Any address within
suspended partition
the
Read or
Write
None
Read array or program data from/to
block other than the one being erased
Write
Program Data = 0xD0
Resume Addr = Any address
If the suspended partition was placed in
Read Array mode or a Program Loop:
Write
Read Return partition to Status mode:
Status Data = 0x70
Register Addr = Same partition
Erase
Resumed
Write 0xFF,
Erased Partition
(Read Array )
(Read Status )
Write 0 x70 ,
Same Partition
Read Array
Data
Datasheet
75
Apr 2010
Order Number:208033-02