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Part Name
Description
M29F002 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
M29F002
2 Mbit (256Kb x8, Boot Block) Single Supply Flash Memory
STMicroelectronics
M29F002 Datasheet PDF : 29 Pages
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M29F002T, M29F002NT, M29F002B
Figure 15. All Blocks Unprotecting Flowchart
START
PROTECT
ALL BLOCKS
n=0
W = VIH
E, G, A9 = VID
A12, A15 = VIH
Wait 4
µ
s
W = VIL
Wait 10ms
W = VIH
E, G = VIH
E, A0 = VIL; A1, A6 = VIH; A9 = VID
A13-A17 IDENTIFY BLOCK
Wait 4
µ
s
G = VIL
Wait 60ns
VERIFY BLOCK
PROTECT STATUS
NO ++n
= 1000
YES
A9 = VIH
FAIL
NO DATA YES
=
00h
Set-up
Unprotect
Verify
NEXT
BLOCK
LAST NO
BLK.
YES
A9 = VIH
PASS
AI02089C
24/29
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