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STR71x BSPI COMMUNICATION WITH M25P10-A SERIAL FLASH

Table 1. Instruction Set

Instruction

Description

One-byte In-

struction Code

Address

Bytes

Dummy

Bytes

Data

Bytes

WREN

Write Enable

0000 0110

00

0

WRDI

Write Disable

0000 0100

00

0

RDSR

Read Status Register

0000 0101

00

1 to

∞

WRSR

Write Status Register

0000 0001

00

1

READ

Read Data Bytes

0000 0011

30

1 to

∞

FAST_READ

Read Data Bytes at

Higher Speed

0000 1011

31

1 to

∞

PP

Page Program

0000 0010

3

0

1 to 256

SE

Sector Erase

1101 1000

30

0

BE

Bulk Erase

1100 0111

00

0

DP

Deep Power-down

1011 1001

00

0

RES

Release from Deep

Power-down, and Read

Electronic Signature

10101011

03

1 to

∞

Release from Deep

Power-down

00

0