参数资料
型号: RC28F256P33T85A
厂商: NUMONYX
元件分类: PROM
英文描述: 16M X 16 FLASH 3V PROM, 85 ns, PBGA64
封装: BGA-64
文件页数: 86/96页
文件大小: 1378K
代理商: RC28F256P33T85A
November 2007
Datasheet
Order Number: 314749-05
87
Numonyx StrataFlash Embedded Memory (P33)
14.0
Write State Machine
Figure 41 through Figure 46 show the command state transitions (Next State Table)
based on incoming commands. Only one partition can be actively programming or
erasing at a time. Each partition stays in its last read state (Read Array, Read Device
ID, CFI Query or Read Status Register) until a new command changes it. The next WSM
state does not depend on the partition’s output state.
Figure 41: Write State Machine—Next State Table (Sheet 1 of 6)
Read
Array
(2)
Word
Program
(3,4)
Buffered
Program
(BP)
Erase
Setup
(3,4)
Buffered
Enhanced
Factory Pgm
Setup (3, 4)
BE Confirm,
P/E
Resume,
ULB,
Confirm
(8)
BP / Prg /
Erase
Suspend
Read
Status
Clear
Status
Register (5)
Read
ID/Query
Lock, Unlock,
Lock-down,
CR setup (4)
(FFH)
(10H/40H)
(E8H)
(20H)
(80H)
(D0H)
(B0H)
(70H)
(50H)
(90H, 98H)
(60H)
Ready
Program
Setup
BP Setup
Erase
Setup
BEFP Setup
Lock/CR
Setup
Ready
(Unlock
Block)
Setup
Busy
Setup
Busy
Word
Program
Suspend
Word
Program
Busy
Setup
BP Load 1
BP Load 2
BP
Confirm
BP Busy
BP Suspend
BP
Suspend
BP Busy
Setup
Erase Busy
Busy
Erase
Suspend
Erase
Suspend
Word
Program
Setup in
Erase
Suspend
BP Setup in
Erase
Suspend
Erase Busy
Lock/CR
Setup in
Erase
Suspend
BP Suspend
Erase
BP Busy
Erase Busy
Erase Suspend
Ready (Error)
Erase Busy
BP Suspend
Ready (Error)
Word
Program
Program Busy
Word Program Suspend
Word Program Busy
OTP
Ready (Lock Error)
Ready
Ready (Lock Error)
OTP Busy
Current Chip
State
(7)
Command Input to Chip and resulting Chip Next State
BP
BP Busy
Lock/CR Setup
BP Load 2
Ready (Error)
Word Program Busy
BP Confirm if Data load into Program Buffer is complete; Else BP Load 2
Word Program Suspend
BP Load 1
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