AT49BV320C ATMEL Corporation, AT49BV320C Datasheet - Page 11

• Manufacturer Part Number: AT49BV320C
• Description: 32-megabit (2M x 16) 3-volt Only Flash Memory
• Manufacturer: ATMEL Corporation

Program Suspend/Resume Flowchart
3372D–FLASH–5/04
Any Address
Any Address
Read Status
Any Address
Write FF
Resumed
Write D0
Write 70
Write B0
Register
Reading
Program
SR7 =
SR2 =
Done
Read
Start
Data
1
1
Yes
0
0
No
(Program Resume)
(Program Suspend)
(Read Status)
(Read Array)
Completed
Write FF
Program
Read
Data
(Read
Array)
Program Suspend/Resume Procedure
Operation
Write
Write
Read
Write
Read
Write
Bus
Idle
Idle
Read Array
Command
Suspend
Program
Program
Resume
Status
Read
None
None
None
None
Comments
Data = 70
Addr = Any address
Data = B0
Addr = Any address
Status register data: Toggle CE or
OE to update status register
Addr = Any address
Check SR7
1 = WSM Ready
0 = WSM Busy
Check SR2
1 = Program suspended
0 = Program completed
Data = FF
Addr = Any address
Read data from any word in the memory
Data = D0
Addr = Any address
AT49BV320C(T)
11