MT28C3212P2FL Datasheet, PDF (23/47 Pages) Micron Technology – FLASH AND SRAM COMBO MEMORY

Figure 5
PROGRAM SUSPEND/
PROGRAM RESUME Flowchart
Start
Issue PROGRAM
SUSPEND Command
Read Status Register
Bits
NO
SR7 = 1?
YES
NO
SR2 = 1?
YES
Issue READ ARRAY
Command
PROGRAM
Complete
2 MEG x 16 PAGE FLASH
128K x 16 SRAM COMBO MEMORY
BUS
OPERATION COMMAND COMMENTS
WRITE
PROGRAM
SUSPEND
Data = B0h
READ
Status register data;
toggle OE# or CE# to update
status register.
Standby
Check SR7
1 = Ready
Standby
Check SR2
1 = Suspended
WRITE
READ
MEMORY
Data = FFh
READ
Read data from block other
than that being programmed.
WRITE
PROGRAM
RESUME
Data = D0h
Finished
NO
Reading
?
YES
Issue PROGRAM
RESUME Command
PROGRAM Resumed
2 Meg x 16 Page Flash 128K x 16 SRAM Combo Memory
MT28C3212P2FL_2.p65 – Rev. 2, Pub. 4/02
23
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©2002, Micron Technology, Inc.