m29dw324d Numonyx, m29dw324d Datasheet - Page 47

• Manufacturer Part Number: m29dw324d
• Description: 32 Mbit 4mb X8 Or 2mb X16, Dual Bank 16 16, Boot Block 3v Supply Flash Memory
• Manufacturer: Numonyx

Figure 23. In-System Equipment Chip Unprotect Flowchart
Note: Block Protection Groups are shown in
ISSUE READ/RESET
NO
COMMAND
RP = V IH
= 1000
FAIL
++n
YES
APPENDIX
ADDRESS = CURRENT GROUP ADDRESS
ADDRESS = CURRENT GROUP ADDRESS
A0 = V IL , A1 = V IH , A6 = V IH
A0 = V IL , A1 = V IH , A6 = V IH
A0 = V IL , A1 = V IH , A6 = V IH
A0 = V IL , A1 = V IH , A6 = V IH
D., Tables
PROTECT ALL GROUPS
CURRENT GROUP = 0
ANY ADDRESS WITH
ANY ADDRESS WITH
NO
READ DATA
WRITE 60h
WRITE 60h
WRITE 40h
Wait 10ms
RP = V ID
Wait 4µs
START
23
DATA
n = 0
00h
=
and 24.
YES
ISSUE READ/RESET
M29DW324DT, M29DW324DB
COMMAND
RP = V IH
GROUP
PASS
LAST
YES
CURRENT GROUP
INCREMENT
NO
AI05577
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