M29DW128F60NF1 STMICROELECTRONICS [STMicroelectronics], M29DW128F60NF1 Datasheet - Page 89

• Manufacturer Part Number: M29DW128F60NF1
• Description: 128 Mbit (16Mb x8 or 8Mb x16, Multiple Bank, Page, Boot Block) 3V Supply, Flash Memory
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

M29DW128F
Figure 26. In-System Equipment Chip Unprotect Flowchart
1. Block Protection Groups are shown in
NO
ISSUE READ/RESET
COMMAND
RP = V IH
= 1000
FAIL
++n
YES
Appendix
D,
CURRENT GROUP ADDRESS
CURRENT GROUP ADDRESS
A1 = V IH , A0, A2 to A7 = V IL
A1 = V IH , A0, A2 to A7 = V IL
A0, A2, A3, A4, A5, A7 = V IL
A1 = V IH , A0, A2 to A7 = V IL
NO
Table
PROTECT ALL GROUPS
ANY ADDRESS WITH
ANY ADDRESS WITH
CURRENT GROUP = 0
A1, A6 = V IH
READ DATA
ADDRESS =
ADDRESS =
DATA = 00h
WRITE 60h
WRITE 60h
34.
WRITE 40h
Wait 10ms
RP = V ID
Wait 4µs
START
n = 0
YES
ISSUE READ/RESET
COMMAND
RP = V IH
GROUP
PASS
LAST
YES
CURRENT GROUP
INCREMENT
NO
12 Part numbering
AI07759d
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