LRS13023 View Datasheet(PDF) - Sharp Electronics

Part Name

Description

MFG CO.

LRS13023

Stacked Chip 8M Flash and 1M SRAM

Sharp Electronics 

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- SHARP

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LRS13023

26

Block/Devke Addraa

WriteOlHFtH.

Block/Device Add=

set

Bkck/Mrsta

Lack-Bit Setup

I

DZ?tP=6LJH

AddmBbxk AddrrsJ(BlaW,

Dcvia Address&laster)

Check if Desired

FULLSTATlJSCHECKPROCEUJRE

Set Luck-Bit Emw

&pent for subsquent lack-bit aetoperattom.

Pull ,btus check an be don after ench kxk-blt set operation

or after P aqucm of lock-bit set opemtlons.

Write ITH after the last lock-bit set opentlan IO pl.m de+ In

/ read array made.

ICheck SR3

ld’pp Error Detect

CheckSRl

I=oevh Protect Detect

b-V,,

(Set Master lack-Bit Onentton)

i%V,“, Master Lock-Bit is Set

(Set Block Lack-Bit Operation)

CIwck~45

Both l-Command

scquencs Emx

ICheck SR4

l&t Lack-Bit Error

SR55R4,SR3andSRlareoniyclearedbythe

aedtahra

command In cases where multiple lack-bib am set before-

If aror is detected, dear the Stahu Register befoe attempting

Figure 8. Set Block and Master Lock-Bit Flowchart

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