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Part Name
Description
W29EE012 View Datasheet(PDF) - Winbond
Part Name
Description
Manufacturer
W29EE012
128K x 8 CMOS FLASH MEMORY
Winbond
W29EE012 Datasheet PDF : 19 Pages
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W29EE012
Command Codes for Software Data Protection
BYTE SEQUENCE
0 Write
1 Write
2 Write
3 Write
4 Write
5 Write
TO ENABLE PROTECTION
ADDRESS
DATA
5555H
AAH
2AAAH
55H
5555H
A0H
-
-
-
-
-
-
TO DISABLE PROTECTION
ADDRESS
DATA
5555H
AAH
2AAAH
55H
5555H
80H
5555H
AAH
2AAAH
55H
5555H
20H
Software Data Protection Acquisition Flow
Software Data Protection
Enable Flow
Load data AA
to
address 5555
Software Data Protection
Disable Flow
Load data AA
to
address 5555
Load data 55
to
address 2AAA
Load data 55
to
address 2AAA
Load data A0
to
address 5555
Load data 80
to
address 5555
Load data AA
to
address 5555
Load data 55
to
address 2AAA
Notes for software program code:
Data Format: DQ7
−
DQ0 (Hex)
Address Format: A14
−
A0 (Hex)
Load data 20
to
address 5555
-6-
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