M29W320E ST Microelectronics, M29W320E Datasheet - Page 43

• Manufacturer Part Number: M29W320E
• Description: 32 Mbit (4Mb x8 or 2Mb x16 / Boot Block) 3V Supply Flash Memory
• Manufacturer: ST Microelectronics

Figure 22. In-System Equipment Group Protect Flowchart
Note: 1. Block Protection Groups are shown in
2. RP can be either at V
IH
or at V
ID
when using the In-System Technique to protect the Extended Block.
ADDRESS = GROUP ADDRESS
ADDRESS = GROUP ADDRESS
ADDRESS = GROUP ADDRESS
ADDRESS = GROUP ADDRESS
A0 = V IL , A1 = V IH , A6 = V IL
A0 = V IL , A1 = V IH , A6 = V IL
A0 = V IL , A1 = V IH , A6 = V IL
A0 = V IL , A1 = V IH , A6 = V IL
APPENDIX
ISSUE READ/RESET
READ DATA
COMMAND
WRITE 60h
WRITE 60h
WRITE 40h
Wait 100µs
RP = V ID
RP = V IH
Wait 4µs
START
DATA
PASS
n = 0
01h
=
A.,
YES
Table 20.
NO
and
Table 21.
ISSUE READ/RESET
COMMAND
RP = V IH
FAIL
= 25
++n
YES
M29W320ET, M29W320EB
NO
AI05576
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