16 Mbit SPI Serial Flash
SST25VF016B
A Microchip Technology Company
Data Sheet
CE#
0
7
0
7
0
7
8
15 16 23 24 31 32 39 40 47
0
7
8
15 16 23
MODE 3
SCK MODE 0
AD
SI
WREN
A
A
A
D0
D1
AD
D2
D3
EBSY
Load AAI command, Address, 2 bytes data
SO
Check for Flash Busy Status to load next valid1 command
CE# cont.
0
7
8
15 16 23
0
7
0
7
0
7
8
15
SCK cont.
SI cont.
D
n-1
D
WRDI
RDSR
AD
DBSY
n
Last 2
Data Bytes
WRDI followed by DBSY
to exit AAI Mode
D
OUT
SO cont.
Check for Flash Busy Status to load next valid1 command
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
1271 AAI.HW.3
Figure 10:Auto Address Increment (AAI) Word-Program Sequence with
Hardware End-of-Write Detection
Wait T or poll Software Status
BP
register to load next valid1 command
CE#
0
7
8
15 16 23 24 31 32 39 40 47
0
7
8
15 16 23
0
7
8
15 16 23
0
7
0
7
8
15
MODE 3
SCK MODE 0
SI
D
n-1
D
n
WRDI
RDSR
AD
A
A
A
D0
D1
AD
D2
D3
AD
Last 2
Data Bytes
WRDI to exit
AAI Mode
Load AAI command, Address, 2 bytes data
SO
D
OUT
Note: 1. Valid commands during AAI programming: AAI command, RDSR command, or WRDI command
1271 AAI.SW.1
Figure 11:Auto Address Increment (AAI) Word-Program Sequence with
Software End-of-Write Detection
©2011 Silicon Storage Technology, Inc.
S71271-04-000
01/11
14
SST [ SILICON STORAGE TECHNOLOGY, INC ]
