SST25PF080B データシートの表示（PDF） - Microchip Technology

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SST25PF080B

8 Mbit 2.3-3.6V SPI Serial Flash

Microchip Technology 

SST25PF080B

CE#

MODE 3 0

7

SCK MODE 0

SI

EBSY

07

WREN

0 7 8 15 16 23 24 31 32 39 40 47

AD

A

A

A

D0 D1

Load AAI command, Address, 2 bytes data

0 7 8 15 16 23

AD D2 D3

SO

CE# cont.

Check for Flash Busy Status to load next valid1 command

SCK cont.

0 7 8 15 16 23

07

07

0 7 8 15

SI cont.

AD Dn-1 Dn

WRDI

DBSY

Last 2

Data Bytes

WRDI followed by DBSY

to exit AAI Mode

SO cont.

Check for Flash Busy Status to load next valid1 command

RDSR

DOUT

Note: 1. Valid commands during AAI programming: AAI command or WRDI command

2. User must configure the SO pin to output Flash Busy status during AAI programming

25137 AAI.HW.3

FIGURE 4-8:

AUTO ADDRESS INCREMENT (AAI) WORD-PROGRAM SEQUENCE WITH

HARDWARE END-OF-WRITE DETECTION

Wait TBP or poll Software Status

register to load next valid1 command

CE#

MODE 3 0 7 8 15 16 23 24 31 32 39 40 47

SCK MODE 0

0 7 8 15 16 23

0 7 8 15 16 23

07

0 7 8 15

SI

AD A A A D0 D1

AD D2 D3

AD Dn-1 Dn

WRDI

RDSR

Load AAI command, Address, 2 bytes data

SO

Last 2

Data Bytes

WRDI to exit

AAI Mode

DOUT

Note: 1. Valid commands during AAI programming: AAI command, RDSR command, or WRDI command

25137 AAI.SW.3

FIGURE 4-9:

AUTO ADDRESS INCREMENT (AAI) WORD-PROGRAM SEQUENCE WITH

SOFTWARE END-OF-WRITE DETECTION

 2012 Microchip Technology Inc.

DS25134A-page 11

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