45PE80 View Datasheet(PDF) - Micron Technology

Part Name

Description

Manufacturer

45PE80

Micron Serial NOR Flash Memory

Micron Technology 

75MHz, Serial Peripheral Interface Flash Memory

WRITE ENABLE

WRITE ENABLE

The WRITE ENABLE command sets the write enable latch (WEL) bit.

The WEL bit must be set before execution of every PAGE WRITE, PAGE PROGRAM,

PAGE ERASE, and SECTOR ERASE command.

The WRITE ENABLE command is entered by driving chip select (S#) LOW, sending the

command code, and then driving S# HIGH.

Figure 6: WRITE ENABLE Command Sequence

0

C

S#

DQ[0]

DQ1

0

MSB

1

2

3

4

0

0

High-Z

Command bits

0

0

5

1

6

1

7

LSB

0

Don’t Care

PDF: 09005aef845660e5

m45pe80.pdf - Rev. C 03/14 EN

17

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