306666-11 Datasheet, PDF (73/99 Pages) Numonyx B.V – Numonyx StrataFlash Embedded Memory

P30
Figure 33: Write State Machine—Next State Table (Sheet 2 of 6)
Current Chip
State ⁽⁷⁾
Command Input to Chip and resulting Chip Next State
Read
Word
Array ⁽²⁾ Program ^(3,4)
Buffered
Program
(BP)
Erase
Setup ^(3,4)
BE Confirm,
Buffered
P/E
Enhanced
Resume,
Factory Pgm
ULB,
Setup ^{(3, 4)} _{Confirm (8)}
BP / Prg /
Erase
Suspend
Read
Status
Clear
Status
Register ⁽⁵⁾
Read
ID/Query
Lock, Unlock,
Lock-down,
CR setup ⁽⁴⁾
Setup
Word
Program in
Erase
Suspend
Busy
Suspend
Setup
(FFH) (10H/40H) (E8H)
(20H)
(80H)
(D0H)
(B0H)
(70H)
(50H) (90H, 98H) (60H)
Word Program Busy in Erase Suspend
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
W ord
Program
Busy in
Erase
Suspend
Word Program Suspend in Erase Suspend
BP Load 1
BP Load 1
BP Load 2
BP Load 2
BP Confirm if Data load into Program Buffer is complete; Else BP Load 2
BP in Erase
BP
Suspend _Confirm
BP Busy
BP
Suspend
Lock/CR Setup in Erase
Suspend
Buffered
Enhanced
Factory
Program
Mode
Setup
BEFP
Busy
Erase Suspend (Error)
BP Busy in Erase Suspend
BP Suspend in Erase Suspend
Erase Suspend (Lock Error)
Ready (Error)
BP Busy in
Erase
Suspend
BP Suspend
in Erase
Suspend
BP Busy in
Erase
Suspend
Erase
Suspend
(Unlock
Block)
BEFP
Loading
Data (X=32)
Ready (Error in Erase Suspend)
BP Busy in Erase Suspend
BP Suspend in Erase Suspend
Erase Suspend (Lock Error [Botch])
Ready (Error)
BEFP Program and Verify Busy (if Block Address given matches address given on BEFP Setup command). Commands treated as data. (7)
November 2007
Order Number: 306666-11
Datasheet
73