MX29LV004BQC-70 View Datasheet(PDF) - Macronix International
Part Name
Description
MFG CO.
'MX29LV004BQC-70' PDF : 54 Pages View PDF
MX29LV004T/B
Figure 14. IN-SYSTEM SECTOR PROTECTION ALGORITHM WITH RESET=VID
P/N:PM0732
Increment PLSCNT
No
PLSCNT=25?
Yes
Device failed
START
PLSCNT=1
RESET=VID
Wait 1us
First Write
No
Cycle=60H
Yes
Set up sector address
Write 60H to sector address
with A6=0, A1=1, A0=0
Wait 150us
Verify sector protect :
write 40H with A6=0,
A1=1, A0=0
Read from sector address
Temporary Sector
Unprotect Mode
Reset PLSCNT=1
No
Data=01H ?
Yes
Protect another
Yes
sector?
No
Remove VID from RESET
Write reset command
Sector protect complete
REV. 1.1, SEP. 19, 2001
35
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