RC48F3000P0ZT00 View Datasheet(PDF) - Intel

Part Name

Description

Manufacturer

RC48F3000P0ZT00

Intel StrataFlash® Embedded Memory

Intel 

1-Gbit P30 Family

Figure 46. Block Lock Operations Flowchart

LOCKING OPERATIONS PROCEDURE

Start

Write 0x60,

Block Address

(Lock Setup)

Bus

Operation

Command

Comments

Write

Lock Data = 0x60

Setup Addr = Block to lock/unlock/lock-down

Write either

0x01/0xD0/0x2F, (Lock Confirm)

Block Address

Write

Lock, Data = 0x01 (Block Lock)

Unlock, or

0xD0 (Block Unlock)

Lock-Down

0x2F (Lock-Down Block)

Confirm Addr = Block to lock/unlock/lock-down

Write 0x90 (Read Device ID)

Write

Read Data = 0x90

(Optional) Device ID Addr = Block address + offset 2

Read Block

Lock Status

Read Block Lock Block Lock status data

(Optional) Status Addr = Block address + offset 2

Locking No

Change?

Yes

Write 0xFF

Partition Address (Read Array)

Idle

None Confirm locking change on D[1,0].

Write

Read Data = 0xFF

Array Addr = Block address

Lock Change

Complete

Datasheet

Intel StrataFlash® Embedded Memory (P30)

Order Number: 306666, Revision: 001

April 2005

91

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