RC28F256 Intel Corporation, RC28F256 Datasheet - Page 82

• Manufacturer Part Number: RC28F256
• Description: Intel StrataFlash Embedded Memory
• Manufacturer: Intel Corporation

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1-Gbit P30 Family
Figure 38.
April 2005
82
BEFP Setup,
BEFP Pgm & Verify
Busy,
Erase Setup,
OTP Setup,
BP: Setup, Load 1,
Load 2, Confirm,
Word Pgm Setup,
Word Pgm Setup in
Erase Susp,
BP Setup, Load1,
Load 2, Confirm in
Erase Suspend
Lock/CR Setup,
Lock/CR Setup in
Erase Susp
OTP Busy
Ready,
Erase Suspend,
BP Suspend
BP Busy,
Word Program
Busy,
Erase Busy,
BP Busy
BP Busy in Erase
Suspend
Word Pgm
Suspend,
Word Pgm Busy in
Erase Suspend,
Pgm Suspend In
Erase Suspend
Current chip state
Write State Machine—Next State Table (Sheet 5 of 6)
Read Array
Output Next State Table
Array
(FFH)
Read
(2)
Setup (3,4)
(10H/40H)
Program
Word
Intel StrataFlash
BP Setup
Order Number: 306666, Revision: 001
(E8H)
Command Input to Chip and resulting Output Mux Next State
Status Read
Setup
Erase
(20H)
(3,4)
®
Factory Pgm
Enhanced
Setup
Buffered
Embedded Memory (P30)
(30H)
(3, 4)
ULB Confirm
BE Confirm,
Output does not change.
Resume,
Status Read
Status Read
(D0H)
P/E
(8)
Program/
Suspend
Erase
(B0H)
Status Read
Status
(70H)
Read
Output mux
Register
does not
change.
Status
Clear
(50H)
(5)
(90H, 98H)
ID/Query
ID Read
Status
Read
Read
Datasheet
Lock, Unlock,
Status Read
CR setup
Lock-down,
(60H)
(4)