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M29DW323DB90ZA6 データシートの表示(PDF) - STMicroelectronics
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コンポーネント説明
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M29DW323DB90ZA6
32 Mbit (4Mb x8 or 2Mb x16, Dual Bank 8:24, Boot Block) 3V Supply Flash Memory
STMicroelectronics
M29DW323DB90ZA6 Datasheet PDF : 49 Pages
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M29DW323DT, M29DW323DB
Figure 20. Programmer Equipment Group Protect Flowchart
START
ADDRESS = GROUP 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
Note: Block Protection Groups are shown in Appendix D, Tables 21 and 22.
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AI05574
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