JS28F512P30TFA datasheet(78/86 Pages) MICRON

78 / 86 page

P30-65nm

Datasheet

Sept 2012

Order Number: 208042-0

Figure 36: Erase Suspend/Resume Flowchart

Erase

Completed

Read Array

Data

Read

Program

Loop

Read Array

Data

Start

Read Status

SR[7] =

SR[6] =

Erase

Resumed

Read or

Program ?

Done

Write

Idle

Write

Erase

Suspend

Read Array

or Program

None

Program

Resume

Data = 0xB0

Addr = Same partition address as

above

Data = 0xFF or 0x40

Addr = Any address within the

suspended partition

Check SR[7]:

1 = WSM ready

0 = WSM busy

Check SR[6]:

1 = Erase suspended

0 = Erase completed

Data = 0xD0

Addr = Any address

Bus

Operation

Command

Comments

Read

None

Status Register data.

Addr = Same partition

Read or

Write

None

Read array or program data from/to

block other than the one being erased

ERASE SUSPEND / RESUME PROCEDURE

If the suspended partition was placed in

Read Array mode or a Program Loop:

Write 0xB0,

Any Address

(Erase Suspend )

Write 0x70,

Same Partition

(Read Status )

Write 0xD0,

Any Address

(Erase Resume )

Write 0x70,

Same Partition

(Read Status )

Write 0xFF,

Erased Partition

(Read Array )

Write

Read

Status

Data = 0x70

Addr = Any partition address

Write

Read

Status

Return partition to Status mode:

Data = 0x70

Addr = Same partition

Yes

JS28F512P30TFA Datasheet(PDF) 78 Page - Micron Technology

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