![](/html/SST/20431/page18.png)
2 Mbit Flash + 1 Mbit SRAM ComboMemory
SST31LF021 / SST31LF021E
Data Sheet
Start
Load data: AAH
Address: 5555H
Load data: 55H
Address: 2AAAH
Load data: A0H
Address: 5555H
Load Byte
Address/Byte
Data
Wait for end of
Program (TBP,
DATA# Polling
bit, or Toggle bit
operation)
Program
Completed
392 ILL F13.1
FIGURE 16: BYTE-PROGRAM ALGORITHM
©2001 Silicon Storage Technology, Inc.
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