SST25PF020B(2012) Ver la hoja de datos (PDF) - Microchip Technology
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componentes Descripción
Fabricante
SST25PF020B Datasheet PDF : 33 Pages
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SST25PF020B
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
25135 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
25135 AAI.SW.2
FIGURE 4-9:
AUTO ADDRESS INCREMENT (AAI) WORD-PROGRAM SEQUENCE WITH
SOFTWARE END-OF-WRITE DETECTION
DS25135A-page 12
2012 Microchip Technology Inc.
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