MX29F001T Macronix, MX29F001T Datasheet - Page 35

• Manufacturer Part Number: MX29F001T
• Description: 1M bit CMOS Flash Memory
• Manufacturer: Macronix

CHIP UNPROTECTION ALGORITHM FOR SYSTEM WITHOUT 12V
P/N: PM0515
Write "unlock for chip protect/unprotect"
No
Activate WE Pulse to start
Read Data from Device
Write Reset Command
Command (Table 1)
Toggle bit checking
Set OE=CE=VIL
Data don't care
DQ6 not Toggled
Set OE=A9=VIH
CE=VIL,A6=1
A9=VIH,A1=1
Chip Unprotect
PLSCNT=1
Data=00H?
START
Complete
Yes
Yes
35
No
PLSCNT=1000?
MX29F001T/B
Device Failed
Increment
PLSCNT
Yes
No
REV. 2.5,NOV. 20, 2002