R
MX29LV160BT/BB
TABLE 6. MX29LV160BT/BB BUS OPERATION
ADDRESS
CE OE WE RESET A19A11 A9 A8 A6 A5 A1 A0
Q8~Q15
DESCRIPTION
Q0~Q7
BYTE
=VIH
BYTE
=VIL
A12 A10
A7
A2
Read
L
L
H
H
AIN
Dout
Dout Q8~Q14
=High Z
Q15=A-1
Write
L
H
X
X
H
X
L
X
X
H
X
H
L
AIN
X
DIN(3)
High Z
DIN
DIN
Reset
X
High Z High Z
Temporary sector unlock
Output Disable
Standby
X
L
VID
H
AIN
X
DIN
High Z
High Z
High Z
High Z High Z
High Z High Z
Vcc±
0.3V
L
Vcc±
0.3V
X
Sector Protect
H
H
L
L
L
VID SA
X
X
X
X
X
X
L
H
L
X
X
X
H
H
H
L
L
L
DIN
DIN
X
X
X
X
X
X
Chip Unprotect
L
VID
H
X
Sector Protection Verify
L
H
SA X VID X
CODE(5)
NOTES:
1. Manufacturer and device codes may also be accessed via a command register write sequence. Refer to Table 4.
2. VID is the high voltage, 11.5V to 12.5V.
3. Refer to Table 5 for valid Data-In during a write operation.
4. X can be VIL or VIH.
5. Code=00H/XX00H means unprotected.
Code=01H/XX01H means protected.
6. A19~A12=Sector address for sector protect.
7. The sector protect and chip unprotect functions may also be implemented via programming equipment.
P/N:PM1041
REV. 1.2, JUL. 01, 2004
11
Macronix [ MACRONIX INTERNATIONAL ]
