lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋體">528Bytes</SPAN><SPAN 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋體; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">按功能分為兩大部分，分別是</SPAN><SPAN 
lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋體">Data 
Field</SPAN><SPAN 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋體; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">和</SPAN><SPAN 
lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋體">Spare 
Field</SPAN><SPAN 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋體; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">，其中</SPAN><SPAN 
lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋體">Spare 
Field</SPAN><SPAN 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋體; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">占</SPAN><SPAN 
lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋體">528Bytes</SPAN><SPAN 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋體; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">里的</SPAN><SPAN 
lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋體">16Bytes,</SPAN><SPAN 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋體; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">這</SPAN><SPAN 
lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋體">16Bytes</SPAN><SPAN 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋體; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">是用于在讀寫操作的時候存放校驗碼用的，一般不用做普通數據的存儲區，除去這</SPAN><SPAN 
lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋體">16Bytes,</SPAN><SPAN 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋體; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">剩下的</SPAN><SPAN 
lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋體">512Bytes</SPAN><SPAN 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋體; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">便是我們用于存放數據用的</SPAN><SPAN 
lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋體">Data 
Field</SPAN><SPAN 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋體; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">，所以一個</SPAN><SPAN 
lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋體">Page</SPAN><SPAN 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋體; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">上雖然有</SPAN><SPAN 
lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋體">528</SPAN><SPAN 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋體; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">個</SPAN><SPAN 
lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋體">Bytes</SPAN><SPAN 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋體; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">，但我們只按</SPAN><SPAN 
lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋體">512Bytes</SPAN><SPAN 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋體; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">進行容量的計算。</SPAN><SPAN 
lang=EN-US 
style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋體"><BR><SPAN 
style="DISPLAY: none">F]#~6T
~%^[W(M&amp;n%T0</SPAN></SPAN><SPAN lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋體">Data 
Field</SPAN><SPAN 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋體; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">按位置關系又可分為兩個部分，分別稱為</SPAN><SPAN 
lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋體">1st 
half</SPAN><SPAN 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋體; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">與</SPAN><SPAN 
lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋體">2nd 
half</SPAN><SPAN 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋體; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">，每個</SPAN><SPAN 
lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋體">half</SPAN><SPAN 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋體; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">各占</SPAN><SPAN 
lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋體">256</SPAN><SPAN 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋體; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">個</SPAN><SPAN 
lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋體">bytes</SPAN><SPAN 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋體; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">。或許你會感到納悶，為什么要把</SPAN><SPAN 
lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋體">DataField</SPAN><SPAN 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋體; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">分為兩個部分？把他們看做一個整體進行操作不就好了嗎？呵呵，凡事都有因果，這么分塊自然有它的道理所在，但現在還不是告訴你答案的時候。我們還是先討論一下它的操作吧。對</SPAN><SPAN 
lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋體">K<st1:chmetcnv 
w:st="on" UnitName="F" SourceValue="9" HasSpace="False" Negative="False" 
NumberType="1" TCSC="0">9F</st1:chmetcnv>1208U0B</SPAN><SPAN 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋體; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">的操作是通過向</SPAN><SPAN 
lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋體">Nand 
Flash</SPAN><SPAN 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋體; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">命令寄存器（對于</SPAN><SPAN 
lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋體">s<st1:chmetcnv 
w:st="on" UnitName="C" SourceValue="3" HasSpace="False" Negative="False" 
NumberType="1" TCSC="0">3c</st1:chmetcnv>2410</SPAN><SPAN 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋體; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">來說此寄存器為</SPAN><SPAN 
lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋體">NFCMD</SPAN><SPAN 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋體; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">，內存映射地址為</SPAN><SPAN 
lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋體">0x4e000004</SPAN><SPAN 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋體; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">）發送命令隊列進行的，為什么說是命令隊列？就是因為要完成某個操作的時候發送的不是一條命令，而是連續幾條命令或是一條命令加幾個參數</SPAN><SPAN 
lang=EN-US 
style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋體"><BR><SPAN 
style="DISPLAY: none">Fu9Q{~MJ$Y6P0</SPAN></SPAN><SPAN 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋體; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">下面是</SPAN><SPAN 
lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋體">K<st1:chmetcnv 
w:st="on" UnitName="F" SourceValue="9" HasSpace="False" Negative="False" 
NumberType="1" TCSC="0">9F</st1:chmetcnv>1208U0B</SPAN><SPAN 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋體; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">的操作命令集</SPAN></SPAN></v:shapetype></SPAN></SPAN></P>
<P><SPAN 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋體; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA"><SPAN 
lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋體"><v:shapetype 
stroked="f" filled="f" path="m@4@5l@4@11@9@11@9@5xe" o:preferrelative="t" 
o:spt="75" coordsize="21600,21600"><SPAN lang=EN-US 
style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋體"><SPAN 
style="FONT-SIZE: 10pt; FONT-FAMILY: 宋體; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-bidi-font-family: 宋體; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA"><A 
href="http://www.edacn.net/batch.download.php?aid=1306" target=_blank><IMG