MX29LV017A ETC-unknow, MX29LV017A Datasheet - Page 42

• Manufacturer Part Number: MX29LV017A
• Description: 16m-bit [2mx8] Cmos Single Voltage
• Manufacturer: ETC-unknow

Figure 17. CHIP UNPROTECTION ALGORITHM (A9, OE Control)
P/N:PM0901
Sector Addr
Increment
* It is recommended before unprotect whole chip, all sectors should be protected in advance.
No
Set Up First Sector Addr
Read Data from Device
A9=VID,A1=1,A6=A0=0
Write Reset Command
Remove VID from A9
Activate WE Pulse
Protect All Sectors
Set OE=CE=VIL
Time Out 15ms
Set OE=A9=VID
CE=VIL,A6=1
All sectors have
been verified?
PLSCNT=1
Chip Unprotect
Data=00H?
START
42
Complete
Yes
Yes
No
MX29LV017A
PLSCNT=1000?
Device Failed
Increment
PLSCNT
Yes
No
REV. 1.0, NOV. 22, 2002