m29dw128f-70za6t Numonyx, m29dw128f-70za6t Datasheet - Page 90

• Manufacturer Part Number: m29dw128f-70za6t
• Description: 128 Mbit 16mb X8 Or 8mb X16, Multiple Bank, Page, Boot Block 3v Supply Flash Memory
• Manufacturer: Numonyx

Flowcharts
Figure 26. In-System equipment Chip Unprotect flowchart
1. Block Protection Groups are shown in
90/94
NO
ISSUE READ/RESET
COMMAND
RP = V IH
= 1000
FAIL
++n
YES
Appendix A
CURRENT GROUP ADDRESS
CURRENT GROUP ADDRESS
A1 = V IH , A0, A2 to A7 = V IL
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
,
NO
Table 34
PROTECT ALL GROUPS
ANY ADDRESS WITH
CURRENT GROUP = 0
ANY ADDRESS WITH
A1, A6 = V IH
READ DATA
ADDRESS =
ADDRESS =
DATA = 00h
WRITE 60h
WRITE 60h
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
M29DW128F
AI07759d