1-Gbit P30 Family
Figure 35.
Write State Machine—Next State Table (Sheet 2 of 6)
Command Input to Chip and resulting Chip Next State
BE Confirm,
P/E
Resume,
ULB,
Confirm (8)
Buffered
Enhanced
Factory Pgm
Setup (3, 4)
Clear
Status
Register (5)
Lock, Unlock,
Lock-down,
CR setup (4)
Buffered
Program
(BP)
BP / Prg /
Erase
Suspend
Read
Word
Program (3,4)
Erase
Setup (3,4)
Read
Status
Read
ID/Query
(2)
Current Chip
State (7)
Array
(FFH)
(10H/40H)
(E8H)
(20H)
(80H)
(D0H)
(B0H)
(70H)
(50H)
(90H, 98H)
(60H)
Word Program Busy in Erase Suspend
Setup
Word
Program
Word Program Busy in Erase Suspend
Word Program Suspend in Erase Suspend
Word Program Busy in Erase Suspend Busy
Word Program Suspend in Erase Suspend
Busy
Word
Program in
Erase
Suspend in
Erase
Suspend
Word
Program
Busy in
Erase
Suspend
Suspend
Suspend
BP Load 1
BP Load 2
Setup
BP Load 1
BP Confirm if Data load into Program Buffer is complete; Else BP Load 2
BP Load 2
BP Busy in
Erase
Suspend
BP in Erase
Suspend
BP
Confirm
Erase Suspend (Error)
Ready (Error in Erase Suspend)
BP Suspend
in Erase
BP Busy in Erase Suspend
BP Busy in Erase Suspend
BP Busy
Suspend
BP Busy in
Erase
Suspend
BP
Suspend
BP Suspend in Erase Suspend
BP Suspend in Erase Suspend
Erase
Suspend
(Unlock
Block)
Lock/CR Setup in Erase
Suspend
Erase Suspend (Lock Error)
Ready (Error)
Erase Suspend (Lock Error [Botch])
Ready (Error)
BEFP
Loading
Data (X=32)
Buffered
Enhanced
Factory
Program
Mode
Setup
BEFP
Busy
BEFP Program and Verify Busy (if Block Address given matches address given on BEFP Setup command). Commands treated as data. (7)
Datasheet
Intel StrataFlash® Embedded Memory (P30)
Order Number: 306666, Revision: 001
April 2005
79
INTEL [ INTEL ]
