ISO/IEC15693标准介绍---智荟RFID科技提供
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span class="postbody1"><b><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"></span></b></span><span class="postbody1"><b><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;"><p></p></span></b></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span class="postbody1"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;"><span style="mso-spacerun: yes;"> </span></span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana;"><br/><span class="postbody1"><span style="LETTER-SPACING: 0pt;">1.</span></span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">符合</span></span><span class="postbody1"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">ISO/IEC 15693</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">标准的信号接口部分的性能如下：</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;"></span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana;"><br/><span class="postbody1"><span style="LETTER-SPACING: 0pt;">1.1</span></span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"> 工作频率 工作频率为</span></span><span class="postbody1"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">13.56MKz</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">±</span></span><span class="postbody1"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">7KHz </span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana;"><br/><span class="postbody1"><span style="LETTER-SPACING: 0pt;">1.2</span></span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"> 工作场强 工作场的最小值为</span></span><chmetcnv wst="on" tcsc="0" numbertype="1" negative="False" hasspace="False" sourcevalue=".15" unitname="a"><span class="postbody1"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">0.15A</span></span></chmetcnv><span class="postbody1"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">/m</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">，最大场为</span></span><chmetcnv wst="on" tcsc="0" numbertype="1" negative="False" hasspace="False" sourcevalue="5" unitname="a"><span class="postbody1"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">5A</span></span></chmetcnv><span class="postbody1"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">/m</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">。</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">
</span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana;"><br/><span class="postbody1"><span style="LETTER-SPACING: 0pt;">1.3</span></span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"> 调制 用</span></span><span class="postbody1"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">2</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">种幅值调制方式，即</span></span><span class="postbody1"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">10</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">％和</span></span><span class="postbody1"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">100</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">％调制方式。阅读器应能确定用哪种方式。</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">
</span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana;"><br/><span class="postbody1"><span style="LETTER-SPACING: 0pt;">1.3.1</span></span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"> </span></span><span class="postbody1"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">100%</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">幅值调制（图略）</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">
</span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana;"><br/><span class="postbody1"><span style="LETTER-SPACING: 0pt;">1.3.2</span></span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"> </span></span><span class="postbody1"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">10%</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">的幅值调制（图略）</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">
</span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana;"><br/><span class="postbody1"><span style="LETTER-SPACING: 0pt;">1.4</span></span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"> 数据编码</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">
</span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana;"><br/></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">数据编码采用脉冲位置调制。两种数据编码模式：</span></span><span class="postbody1"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">256</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">选</span></span><span class="postbody1"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">1</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">模式和</span></span><span class="postbody1"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">4</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">选</span></span><span class="postbody1"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">1</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">模式。</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">
</span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana;"><br/><span class="postbody1"><span style="LETTER-SPACING: 0pt;">1.5</span></span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"> 数率</span></span><span class="postbody1"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">:</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">有高和低两种数率。</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">
</span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana;"><br/><br/><shapetype id="_x0000_t75" stroked="f" filled="f" path="m@4@5l@4@11@9@11@9@5xe" opreferrelative="t" ospt="75" coordsize="21600,21600"><stroke joinstyle="miter"></stroke><formulas><f eqn="if lineDrawn pixelLineWidth 0"></f><f eqn="sum @0 1 0"></f><f eqn="sum 0 0 @1"></f><f eqn="prod @2 1 2"></f><f eqn="prod @3 21600 pixelWidth"></f><f eqn="prod @3 21600 pixelHeight"></f><f eqn="sum @0 0 1"></f><f eqn="prod @6 1 2"></f><f eqn="prod @7 21600 pixelWidth"></f><f eqn="sum @8 21600 0"></f><f eqn="prod @7 21600 pixelHeight"></f><f eqn="sum @10 21600 0"></f></formulas><path oconnecttype="rect" gradientshapeok="t" oextrusionok="f"></path><lock aspectratio="t" vext="edit"></lock></shapetype><shape id="_x0000_i1025" alt="" type="#_x0000_t75" style="WIDTH: 378.75pt; HEIGHT: 85.5pt;"><imagedata ohref="http://www.rfidchina.org/images/rfid/rfid050407_news02.gif" src="file:///C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\msohtml1\01\clip_image001.gif"></imagedata></shape><br/><br/><span class="postbody1"><span style="LETTER-SPACING: 0pt;">2 </span></span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">符合</span></span><span class="postbody1"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">ISO/IEC 15693</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">标准的防冲突和传输协议</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">
</span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana;"><br/><span class="postbody1"><span style="LETTER-SPACING: 0pt;">2.1</span></span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"> 数据元数</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">
</span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana;"><br/><chsdate wst="on" isrocdate="False" islunardate="False" day="30" month="12" year="1899"><span class="postbody1"><span style="LETTER-SPACING: 0pt;">2.1.1</span></span><span class="postbody1"><span lang="EN-US" style="FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span lang="EN-US"> </span></span></span></chsdate><span class="postbody1"><span style="LETTER-SPACING: 0pt;">UID</span></span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"> 唯一标识符</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">
</span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana;"><br/><span class="postbody1"><span style="LETTER-SPACING: 0pt;">64</span></span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">位的唯一标识符，在防冲突环和阅读器与应答器之间一对一的交换过程中用来标识唯一的应答器。</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">
</span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana;"><br/><span class="postbody1"><span style="LETTER-SPACING: 0pt;">2.1.2</span></span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"> </span></span><span class="postbody1"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">AFI </span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">应用标识</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">
</span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana;"><br/><span class="postbody1"><span style="LETTER-SPACING: 0pt;">AFI</span></span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">表示由阅读器锁定的应用类型。仅选取符合应用类型的应答器。</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">
</span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana;"><br/><span class="postbody1"><span style="LETTER-SPACING: 0pt;">2.1.3</span></span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"> </span></span><span class="postbody1"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">DSFID</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"> 数据存储格式标识</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">
</span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana;"><br/><span class="postbody1"><span style="LETTER-SPACING: 0pt;">DSFID</span></span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">指明了应答器存储的数据结构。</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">
</span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana;"><br/><span class="postbody1"><span style="LETTER-SPACING: 0pt;">2.1.4</span></span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"> </span></span><span class="postbody1"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">CRC</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"> 循环冗余校验码</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">
</span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana;"><br/></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">初始信息为‘</span></span><span class="postbody1"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">FFFF'</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">。</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">
</span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana;"><br/><span class="postbody1"><span style="LETTER-SPACING: 0pt;">2.2</span></span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"> 存储组织</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">
</span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana;"><br/></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">最多有</span></span><span class="postbody1"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">256</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">个块；最大块的尺寸为</span></span><span class="postbody1"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">256bits</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">；最大的存储容量为</span></span><span class="postbody1"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">64Kbits</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">。</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">
</span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana;"><br/><span class="postbody1"><span style="LETTER-SPACING: 0pt;">2.3</span></span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"> 应答器的状态</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">
</span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana;"><br/><span class="postbody1"><span style="LETTER-SPACING: 0pt;">Power off</span></span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">状态：没有被阅读器激活的请况下处于</span></span><span class="postbody1"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">power off</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">状态。</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">
</span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana;"><br/><span class="postbody1"><span style="LETTER-SPACING: 0pt;">Ready </span></span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">状态：被激活后，选择标识符没设立时，处理任何的请求。</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">
</span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana;"><br/><span class="postbody1"><span style="LETTER-SPACING: 0pt;">Quit</span></span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">状态：寻卡标识设置，但选择标识设置时，在这种状态下处理任何请求。</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">
</span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana;"><br/><span class="postbody1"><span style="LETTER-SPACING: 0pt;">Select</span></span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">状态：仅处理选择标识符设置的请求。</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">
</span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana;"><br/><span class="postbody1"><span style="LETTER-SPACING: 0pt;">2.4</span></span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"> 应答器的状态图（略）</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">
</span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana;"><br/><span class="postbody1"><span style="LETTER-SPACING: 0pt;">2.5</span></span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"> 防冲突</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">
</span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana;"><br/></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">防冲突序列的目的是使用唯一标识</span></span><span class="postbody1"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">UID</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">来确定工作场中的唯一的应答器。阅读器通过设置槽数目标识来确定防冲突。掩码的长度是掩码值的信号位的长度，当使用</span></span><span class="postbody1"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">16</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">槽时，为</span></span><span class="postbody1"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">0</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">～</span></span><span class="postbody1"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">60</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">之间的值；当使用</span></span><span class="postbody1"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">1</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">槽时，为</span></span><span class="postbody1"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">0</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">～</span></span><span class="postbody1"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">64</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">之间的任何值。</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">
</span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana;"><br/><span class="postbody1"><span style="LETTER-SPACING: 0pt;">2.6</span></span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"> 指令</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">
</span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana;"><br/><span class="postbody1"><span style="LETTER-SPACING: 0pt;">2.6.1</span></span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"> 指令类型</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">
</span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana;"><br/></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">共有四种指令类型：强制性的、可选的、自定义的和专用的。</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">
</span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana;"><br/><span class="postbody1"><span style="LETTER-SPACING: 0pt;">2.6.2</span></span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; LETTER-SPACING: 0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"> 指令代码</span></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; LETTER-SPACING: 0pt;">
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