W49V002A Datasheet, PDF (8/32 Pages) Winbond – 256K x 8 CMOS FLASH MEMORY WITH LPC INTERFACE

Preliminary W49V002A
Command Codes for Byte Program
BYTE SEQUENCE
ADDRESS
0 Write
5555H
1 Write
2AAAH
2 Write
5555H
3 Write
Programmed-Address
Byte Program Flow Chart
DATA
AAH
55H
A0H
Programmed-Data
Byte Program
Command Flow
Load data AA
to
address 5555
Load data 55
to
address 2AAA
Load data A0
to
address 5555
Load data Din
to
programmed-
address
Pause TBP
Exit
Notes for software program code:
Data Format: DQ7−DQ0 (Hex); XX = Don't Care
Address Format: A14−A0 (Hex)
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