
18
Data Sheet
512 Kbit / 1 Mbit / 2 Mbit / 4 Mbit Multi-Purpose Flash
SST39LF512 / SST39LF010 / SST39LF020 / SST39LF040
SST39VF512 / SST39VF010 / SST39VF020 / SST39VF040
2005 Silicon Storage Technology, Inc.
S71150-09-000
1/06
FIGURE 18: S
OFTWARE
ID C
OMMAND
F
LOWCHARTS
1150 F15.2
Load data: AAH
Address: 5555H
Software ID Entry
Command Sequence
Load data: 55H
Address: 2AAAH
Load data: 90H
Address: 5555H
Wait TIDA
Read Software ID
Load data: AAH
Address: 5555H
Software ID Exit &
Reset Command Sequence
Load data: 55H
Address: 2AAAH
Load data: F0H
Address: 5555H
Load data: F0H
Address: XXH
Return to normal
operation
Wait TIDA
Wait TIDA
Return to normal
operation