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MX26L6419

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Macronix International 

MX26L6419

COMMAND DEFINITIONS

Device operations are selected by writing specific address and data sequences into the CUI. Table 3 defines the valid

register command sequences.

When VPEN<VPENLK only read operations from the status register, query, indentifier code or blocks are enabled.

When VPEN=VPENH enables block erase program and lock-bit configuration operations.

Table 2. Command Definitions

Command

Sequence

Read

Array

Notes

Read

ID

5

Read

Query

Read Clear Write to

Status Status Buffer

Register Register

6

7,8,9

Word

Program

10,11

Sector

Erase

9,10

Bus Write Cycles Req'd

First Bus Operation(2)

Write Cycles Address(3)

Data(4,5)

Second Bus Operation(2)

Read Query Address(3)

Data(4,5)

1

Write

X

FFH

>2

Write

X

90H

Read

IA

ID

>2

Write

X

98H

Read

QA

QD

2

Write

X

70H

Read

X

SRD

1

Write

X

50H

>2

Write

BA

E8H

Write

BA

N

2

Write

X

40H/10H

Write

PA

PD

2

Write

BA

20H

Write

BA

D0H

Command

Sequence

Configur- Set Sector Clear

ation

Lock-Bit Sector

Notes

Bus Write Cycles Req'd

First Bus Operation(2)

Write Cycle Address(3)

Data(4,5)

Second Bus Operation(2)

Write Cycle Address(3)

Data(4,5)

2

Write

X

B8H

Write

X

CC

2

Write

X

60H

Write

BA

01H

12

2

Write

X

60H

Write

X

D0H

Protection

Program

Lock-Bit

2

Write

X

C0H

Write

PA

PD

P/N:PM0946

REV. 0.3, OCT. 08, 2003

7

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