M29F800D View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'M29F800D' PDF : 39 Pages View PDF
M29F800DT, M29F800DB
Figure 17. Programmer Equipment Block Protect Flowchart
START
ADDRESS = BLOCK ADDRESS
W = VIH
n=0
G, A9 = VID,
E = VIL
Wait 4µs
W = VIL
Wait 100µs
W = VIH
E, G = VIH,
A0, A6 = VIL,
A1 = VIH
E = VIL
Wait 4µs
G = VIL
Wait 60ns
Read DATA
DATA NO
=
01h
YES
A9 = VIH
E, G = VIH
PASS
++n NO
= 25
YES
A9 = VIH
E, G = VIH
FAIL
34/39
AI03469
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