EN29F002A / EN29F002AN
TABLE 3. OPERATING MODES
2M FLASH USER MODE TABLE
USER MODE
RESET A9
A8 A6 A1
A0 Ax/y
DQ(0-7)
C E
X
WE
X
OE
X
L
X
X
X
X
X
X
HI-Z
RESET
(n/a on EN29F002AN)
STANDBY
H
L
L
L
X
H
H
H
X
L
H
L
H
H
H
H
X
A9
X
X
A8
X
X
A6
X
X
A1
X
X
A0
X
X
Ax/y
X
HI-Z
DQ(0-7)
HI-Z
READ
OUTPUT DISABLE
READ
VID
L/H
L
L
L
X
MANUFACTURER
ID
MANUFACTURER ID
READ DEVICE ID
VERIFY SECTOR
PROTECT
L
L
H
H
L
L
H
H
VID
VID
L/H
X
L
L
L
H
H
L
X
X
DEVICE ID(T/B)
01h(protected)
00h(unprotected)
X
ENABLE SECTOR
PROTECT
L
L
VID
H
VID
X
L
X
X
X
SECTOR UNPROTECT
WRITE
L
L
X
L
L
X
VID
H
X
H
H
VID
VID
A9
X
X
A8
X
H
A6
X
H
A1
X
L
A0
X
X
Ax/y
X
X
DIN(0-7)
X
TEMPORARY SECTOR
UNPROTECT
NOTES:
1) L = VIL, H = VIH, VID = 11.0V ± 0.5V
2) X = Don’t care, either VIH or VIL
TABLE 4. DEVICE IDENTIFICTION
2M FLASH MANUFACTURER/DEVICE ID TABLE
A8
A6
A1
A0
DQ(7-0)
HEX
READ
L
L
L
L
CONTINUATION MANUFACTURER ID
MANUFACTURER ID
READ
MANUFACTURER ID
READ DEVICE ID
7F
MANUFACTURER ID
1C
H
L
L
L
*
L
L
L
L
L
H
H
CONTINUATION DEVICE ID
(Top Architecture)
7F
DEVICE ID
92
*
H
READ DEVICE ID
(Top Architecture)
READ DEVICE ID
(Bottom Architecture)
L
L
L
L
L
H
H
CONTINUATION DEVICE ID
7F
DEVICE ID
97
*
H
READ DEVICE ID
(Bottom Architecture)
NOTES:
These modes (A8=H) are recommended for Manufacture/Device ID check.
This Data Sheet may be revised by subsequent versions
©2003 Eon Silicon Solution, Inc., www.essi.com.tw
Rev. A, Issue Date: 2003/03/26
5
or modifications due to changes in technical specifications.
EON [ EON SILICON SOLUTION INC. ]
