Numonyx® Embedded Flash Memory (J3 65 nm) Single Bit per Cell (SBC)
Figure 19: Program Suspend/Resume Flowchart
Bus
Operation
Start
Command
Comments
Data = B0H
Program
Suspend
Write
Addr = X
Write B0H
Status Register Data
Addr = X
Read
Check SR.7
Standby
1 - WSM Ready
0 = WSM Busy
Read Status Register
Check SR.6
Standby
1 = Programming Suspended
0 = Programming Completed
0
SR.7 =
Write
1
Data = FFH
Addr = X
Read Array
Read array locations other
than that being programmed.
Read
0
SR.2 =
Programming Completed
Program
Resume
Data = D0H
Addr = X
Write
1
Write FFH
Read Data Array
No
Done Reading
Yes
Write D0H
Write FFH
Programming Resumed
Read Array Data
Jan 2011
208032-03
Datasheet
51