EN29LV320A
TABLE 4. Autoselect Codes (Using High Voltage, VID)
32M FLASH MANUFACTURER/DEVICE ID TABLE
A20
WE# to
A11
to
A5
A92 A8 A7 A6 to
DQ8
A1 A0 to
Description
CE# OE#
DQ7 to DQ0
A12
A10
A2
DQ15
H1
L
1Ch
7Fh
Manufacturer ID:
Eon
L
L
H
X
X
VID
X
L
X
L
L
X
Device ID
(top boot
sector)
Device ID
(bottom boot
sector)
Word
Byte
L
L
L
L
L
L
L
L
H
H
H
H
22h
X
F6h
F6h
F9h
F9h
X
X
X
X
VID
VID
X
X
X
X
L
L
X
X
L
L
H
H
Word
Byte
22h
X
01h
X
X
Sector Protection
Verification
(Protected)
L
L
H
SA
X
VID
X
X
L
X
H
L
00h
(Unprotected)
L=logic low= VIL, H=Logic High= VIH, VID =11 ± 0.5V, X=Don’t Care (either L or H, but not floating!), SA=Sector
Addresses
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 = VID is for HV A9 Autoselect mode only. A9 must be ≤ Vcc (CMOS logic level) for Command Autoselect Mode.
This Data Sheet may be revised by subsequent versions
or modifications due to changes in technical specifications.
©2004 Eon Silicon Solution, Inc., www.essi.com.tw
11
Rev. B, Issue Date: 2007/07/17
EON [ EON SILICON SOLUTION INC. ]
