MT28F1284W18 Ver la hoja de datos (PDF) - Micron Technology

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componentes Descripción

Fabricante

MT28F1284W18

8 MEG x 16 ASYNC/PAGE/BURST FLASH MEMORY

Micron Technology 

Appendix B: CSM Table

Table 27: Command State Machine Transition

Note that this table shows that the command state transitions are based on incoming commands. Only one partition can actively program or erase at a

time.

CURRENT CHIP STATE8

READ

ARRAY3

(FFh)

PROGRAM

SETUP4,5

(10h/40h)

ERASE

SETUP4,5

(20h)

FPA

SETUP4

(30h)

READY

LOCK/RCR SETUP

OTP

SETUP

BUSY

SETUP

Ready

Program

Setup

Erase

Setup

Ready (Lock Error)

FPA

Setup

PROGRAM

BUSY

Program Busy

SUSPEND

Program Suspend

SETUP

Ready (Error)

ERASE

BUSY

SUSPEND

SETUP

Erase

Suspend

Erase Busy

Program in

Erase

Suspend

Setup

Erase Suspend

PROGRAM IN

ERASE

SUSPEND

BUSY

SUSPEND

Program in Erase Suspend Busy

Program Suspend in Erase Suspend

LOCK/RCR SETUP IN

ERASE SUSPEND

FAST

PROGRAM-

MING

ALGORITHM

SETUP

FPA BUSY

FPA VERIFY

Erase Suspend (Lock Error)

Ready (Error)

BLOCK

ERASE

CONFIRM,

PROGRAM/

ERASE

RESUME,

UNLOCK

BLOCK

CONFIRM9

(D0h)

Ready

Program

Busy

Erase Busy

Erase Busy

Program in

Erase

Suspend

Busy

Erase

Suspend

FPA Busy

DEVICE NEXT STATE AFTER COMMAND INPUT

PROGRAM/

ERASE

SUSPEND

(B0h)

READ

STATUS

(70h)

CLEAR

STATUS

REGISTER6

(50h)

READ

ID/

QUERY

(90h,

98h)

LOCK,

UNLOCK,

LOCK

DOWN,

RCR

SETUP5

(60h)

OTP

SETUP5

(C0h)

LOCK BLOCK

CONFIRM9

(01h)

LOCK

DOWN

BLOCK

CONFIRM9

(2Fh)

WRITE RCR

CONFIRM9

(03h)

Ready

Ready (Lock Error)

Lock/RCR

Setup

OTP

Setup

Ready

Ready

OTP Busy

Program

Suspend

Erase

Suspend

Program

Suspend in

Erase

Suspend

Program Busy

Erase Suspend

Lock/RCR

Setup in

Erase

Suspend

Program in Erase Suspend Busy

Program Busy

Program Suspend

Ready (Error)

Erase Busy

Erase Suspend

Program in Erase Suspend Busy

Program Suspend in Erase Suspend

Erase Suspend (Lock Error)

FPA Busy7

Verify Busy7

Ready (Error)

Erase Suspend

FPA EXIT

(ADDRESS

<> BA)

(FFFFh)

ILLEGAL

COMMANDS

OR FPA DATA

(OTHER CODES)2

WSM

OPERATION

COMPLETES

Ready (Lock Error)

N/A

Ready

N/A

Ready

N/A

Ready

N/A

Erase

Suspend

Erase Suspend

(Lock Error)

FPA Verify

Ready

FPA Busy7

FPA Verify7

N/A

N/A

Ready

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