EN29LV320
TABLE 4. Autoselect Codes (Using High Voltage, V
ID
)
B
B
32M FLASH MANUFACTURER/DEVICE ID TABLE
A20
to
A12
X
A11
to
A10
X
A5
to
A2
X
DQ8
to
DQ15
X
7Fh
X
X
L
L
X
X
L
L
H
H
22h
X
22h
X
X
L
L
H
SA
X
V
ID
B
B
Description
CE#
OE#
WE#
A9
P
2
P
A8
H
P
A7
A6
A1
A0
DQ7 to DQ0
1Ch
1
P
Manufacturer ID:
Eon
Device ID
(top boot
sector)
L
L
L
L
L
L
L
L
L
L
H
H
H
H
H
V
ID
B
B
X
L
L
L
L
Word
Byte
Word
Byte
X
X
X
X
V
ID
B
B
X
X
F6h
F6h
F9h
F9h
01h
(Protected)
Device ID
(bottom boot
sector)
V
ID
B
B
Sector Protection
Verification
X
X
L
X
H
L
X
00h
(Unprotected)
L=logic low= V
IL
, H=Logic High= V
IH
, V
ID
=11
±
0.5V, X=Don’t Care (either L or H, but not floating!), SA=Sector
Addresses
B
B
B
B
B
B
Note:
1. A8=H is recommended for Manufacturing ID check. If a manufacturing ID is read with A8=L, the chip will output a
configuration code 7Fh.
2. A9 = V
ID
is for HV A9 Autoselect mode only. A9 must be
≤
Vcc (CMOS logic level) for Command Autoselect Mode.
B
B
This Data Sheet may be revised by subsequent versions
or modifications due to changes in technical specifications.
11
©2004 Eon Silicon Solution, Inc., www.essi.com.tw
Rev. E, Issue Date: 2006/05/16
EON [ EON SILICON SOLUTION INC. ]
