Document Number: 002-00886 Rev. *B
S29GL01GP
S29GL512P
S29GL256P
S29GL128P
S29GL-P Sector Protection Command Definitions, x8
Command (Notes)
Cycles
Bus Cycles (Notes
–
)
First/
Seventh
Second/
Eighth
Third
Fourth
Fifth
Sixth
Addr
Data Addr
Data
Addr
Data
Addr
Data
Addr
Data
Addr
Data
Lock Regi
ster
Command Set Entry
3
AAA
AA
555
55
AAA
40
2
XXX
A0
XXX DATA
Read
1
00
RD
Command Set Exit (
2
XXX
90
XXX
00
Pa
ssword Protecti
on
Command Set Entry
3
AAA
AA
555
55
AAA
60
Password Program
2
XXX
A0
PWA
x
PWD
x
Password Read
8
00
PWD
0
01
PWD
1
02
PWD
2
03
PWD
3
04
PWD
4
05
PWD
5
06
PWD
6
07
PWD
7
11
00
25
00
03
00
PWD
0
01
PWD
1
02
PWD
2
03
PWD
3
04
PWD
4
05
PWD
5
06
PWD
6
07
PWD
7
00
29
Command Set Exit (
2
XXX
90
XXX
00
Glob
al
PPB Command Set Entry
3
AAA
AA
55
55
AAA
C0
,
2
XXX
A0
SA
00
All PPB Erase
2
XXX
80
00
30
PPB Status Read
1
SA
RD(0
)
PPB Command Set Exit (
,
2
XXX
90
XXX
00
Gl
obal
PPB Lock Command Set
Entry
3
AAA
AA
555
55
AAA
50
PPB Lock Bit Set
2
XXX
A0
XXX
00
PPB Lock Status Read
1
XXX RD(0
)
PPB Lock Command Set
2
XXX
90
XXX
00
Vo
la
til
e
DYB Command Set Entry
3
AAA
AA
555
55
AAA
E0
DYB Set (
2
XXX
A0
SA
00
DYB Clear
2
XXX
A0
SA
01
1
SA
RD(0
)
DYB Command Set Exit (
,
)
2
XXX
90
XXX
00