28F640W30 NUMONYX [Numonyx B.V], 28F640W30 Datasheet - Page 66

• Manufacturer Part Number: 28F640W30
• Description: Numonyx Wireless Flash Memory (W30)
• Manufacturer: NUMONYX [Numonyx B.V]

Figure 30: Program Suspend / Resume Flowchart
Datasheet
66
After resuming a suspended operation, issue the read command appropriate to the
read operation. To read status after resuming a suspended operation, issue a Read
Status Register command (70h) to return the suspended partition to status mode.
Same Partition
Same Partition
Susp Partition
Any Address
Any Address
Read Status
Read Array
Write D0h
Write B0h
Write FFh
Write 70h
Resumed
Write 70h
Program
Register
Reading
SR[7] =
SR[2] =
Done
Start
Data
1
1
Yes
0
0
No
Pgm'd Partition
Read Array
PROGRAM SUSPEND / RESUME PROCEDURE
Completed
Write FFh
Program
Data
Operation
If the suspended partition was placed in Read Array mode:
Standby
Standby
Write
Write
Read
Write
Read
Write
Write
Bus
Command
Suspend
Program
Program
Resume
Numonyx™ Wireless Flash Memory (W30)
Numonyx™ Wireless Flash Memory (W30)
Status
Status
Read
Read
Array
Read
Data = B0h
Addr = Any address within programming
partition
Data = 70h
Addr = Any address in same partition
Read SRD
Toggle CE# or OE# to update SRD
Addr = Any address in same partition
Check SR[7]
1 = WSM ready
0 = WSM busy
Check SR[2]
1 = Program suspended
0 = Program completed
Data = FFh
Addr = Any device address (except word
being programmed)
Read array data from block other than
the one being programmed
Data = D0h
Addr = any device address
Return partition to status mode:
Data = 70h
Addr = address within same partition
Order Number: 290702-13
Comments
November 2007