参数资料
型号: MBM29LV160BE12PBT-E1
厂商: SPANSION LLC
元件分类: PROM
英文描述: 2M X 8 FLASH 3V PROM, 120 ns, PBGA48
封装: PLASTIC, FBGA-48
文件页数: 49/59页
文件大小: 759K
代理商: MBM29LV160BE12PBT-E1
MBM29LV160TE/BE-70/90/12
53
Figure 27 Extended Sector Protection Algorithm
To Setup Sector Protect
Yes
No
Time out 250
s
RESET = VID
No
Data = 01H?
Start
Extended Sector
PLSCNT = 25?
Read from Sector Address
(A0 = VIL, A1 = VIH, A6 = VIL)
To Sector Protect
Write 60H to Sector Address
(A0 = VIL, A1 = VIH, A6 = VIL)
Wait to 4
s
Protect Entry?
Write XXXH/60H
PLSCNT = 1
To Verify Sector Protect
Write 40H to Sector Address
(A0 = VIL, A1 = VIH, A6 = VIL)
Protect Other Sector
?
No
Remove VID from RESET
Write Reset Command
Increment PLSCNT
Remove VID from RESET
Write Reset Command
Yes
Setup Next Sector Address
Yes
Device is Operating in
Temporary Sector Unprotect
Mode
Yes
Device Failed
Sector Protection
Completed
No
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