28F004/400B3, 28F008/800B3, 28F016/160B3, 28F320B3, 28F640B3
Figure 11. Program Suspend/Resume Flowchart
Bus
Operation
Command
Comments
Data = B0H
Start
Write B0H
Program
Suspend
Write
Write
Addr = X
Data = 70H
Addr = X
Read Status
Status Register Data Toggle
CE# or OE# to Update Status
Register Data
Write 70H
Read
Addr = X
Check SR.7
1 = WSM Ready
0 = WSM Busy
Read Status Register
Standby
Check SR.2
1 = Program Suspended
0 = Program Completed
0
0
Standby
Write
SR.7 =
1
Data = FFH
Addr = X
Read Array
SR.2 =
Program Completed
Read array data from block
other than the one being
programmed.
Read
1
Program
Resume
Data = D0H
Addr = X
Write
Write FFH
Read Array Data
No
Done
Reading
Yes
Write D0H
Write FFH
Program Resumed
Read Array Data
0580_E2
3UHOLPLQDU\
49
INTEL [ INTEL ]
