參數(shù)資料
型號(hào): FM22L16-55-TG
廠商: Electronic Theatre Controls, Inc.
英文描述: 4Mbit FRAM Memory
中文描述: 的4Mb FRAM存儲(chǔ)器
文件頁數(shù): 6/15頁
文件大?。?/td> 214K
代理商: FM22L16-55-TG
FM22L16
Rev. 1.0
Mar. 2007
Page 6 of 15
Figure 2. Write-Protect State Machine
For example, the following sequence write-protects addresses from
18000h
to
27FFFh
(sectors 3 & 4):
Address Data
Read 24555h -
Read 3AAAAh -
Read 02333h -
Read 1CCCCh -
Read 000FFh -
Read 3EF00h -
Write 3AAAAh 18h ; bits 3 & 4 = 1
Write 1CCCCh E7h
; complement of 18h
Write 0FF00h - ; Data is don’t care
Read 00000h - ; return to Normal Operation
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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