EN29GL256H EON [Eon Silicon Solution Inc.], EN29GL256H Datasheet - Page 38

• Manufacturer Part Number: EN29GL256H
• Description: 256 Megabit (32768K x 8-bit / 16384K x 16-bit) Flash Memory Page mode Flash Memory, CMOS 3.0 Volt-only
• Manufacturer: EON [Eon Silicon Solution Inc.]

Table 14. EN29GL256 Command Definitions
Legend
X = Don’t care
RD(0) = Read data.
SA = Sector Address. Address bits Amax–A16 uniquely select any sector.
PWD = Password
PWDx = Password word0, word1, word2, and word3.
Data = Lock Register Contents: PD(0) = Secured Silicon Sector Protection Bit,
PD(1) = Persistent Protection Mode Lock Bit, PD(2) = Password Protection Mode Lock Bit.
This Data Sheet may be revised by subsequent versions
or modifications due to changes in technical specifications.
Command Set
Entry
Program
Read
Command Set Exit
PPB Command
Set Entry
PPB Program
All PPB Erase
PPB Status Read
PPB Command Set Exit
PPB Lock
Command Set
Entry
PPB Lock Set
PPB Lock Status Read
PPB Lock Command Set
Exit
DYB Command
Set Entry
DYB Set
DYB Clear
DYB Status Read
DYB Command Set Exit
Command
Sequence
Word
Byte
Word
Byte
Word
Byte
Word
Byte
3
3
2
1
2
3
3
2
2
1
2
3
3
2
1
2
3
3
2
2
1
2
Addr
555
AAA
XXX
00
XXX
555
AAA
XXX
XXX
XXX
555
AAA
XXX
XXX
XXX
555
AAA
XXX
XXX
XXX
SA
SA
1
P
st
P
Cycle
Data
AA
AA
A0
RD
90
AA
AA
A0
80
RD
90
AA
AA
A0
RD
90
AA
AA
A0
A0
RD
90
Rev. G, Issue Date: 2011/01/17
2AA
SA
2AA
2AA
Addr
2AA
55
XXX
XXX
55
00
XXX
555
XXX
XXX
555
SA
SA
XXX
2
P
nd
P
Cycle
38
Data
55
55
Data
00
55
55
00
30
00
55
55
00
00
55
55
00
01
00
©2004 Eon Silicon Solution, Inc.,
Addr
555
AAA
555
AAA
555
AAA
555
AAA
3
P
rd
P
Cycle
Data
40
40
C0
C0
50
50
E0
E0
Bus Cycles
Addr
4
P
th
P
Cycle
Data
EN29GL256H/L
Addr
www.eonssi.com
5
P
th
P
Cycle
Data
Addr
6
P
th
P
Cycle
Data