| 1 | 135 | jt_eaton |  <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
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         | 2 |  |  |  <html>
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         | 3 |  |  |  <head>
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         | 4 |  |  |    <meta http-equiv="CONTENT-TYPE" content="text/html; charset=utf-8">
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         | 5 |  |  |    <title>start</title>
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         | 6 |  |  |    <meta name="GENERATOR" content="OpenOffice.org 3.0  (Linux)">
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         | 7 |  |  |    <meta name="CREATED" content="0;0">
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         | 8 |  |  |    <meta name="CHANGED" content="20090513;8521600">
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         | 9 |  |  |    <meta name="KEYWORDS" content="start">
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         | 10 |  |  |    <meta name="Info 3" content="">
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         | 11 |  |  |    <meta name="Info 4" content="">
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         | 12 |  |  |    <meta name="date" content="2008-01-08T12:01:41-0500">
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         | 13 |  |  |    <meta name="robots" content="index,follow">
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         | 14 |  |  |  </head>
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         | 15 |  |  |  <body dir="ltr" lang="en-US">
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         | 16 |  |  |  <h1><a name="uart_def"></a>SOCGEN Datasheet:<br>
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         | 17 |  |  |  </h1>
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         | 18 |  |  |  <div id="toc__inside" dir="ltr">
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         | 19 |  |  |  <ul>
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         | 20 |  |  |    <li>
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         | 21 |  |  |      <p style="margin-bottom: 0in;"><a href="#uart_def">uart_def<br>
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         | 22 |  |  |      </a></p>
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         | 23 |  |  |  <br>
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         | 24 |  |  |  <br>
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         | 25 |  |  |  <br>
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         | 26 |  |  |        <li>
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         | 27 |  |  |          <p><a href="../src/uart_def.v">SourceCode <br>
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         | 28 |  |  |          </a></p>
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         | 29 |  |  |        </li>
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         | 30 |  |  |        <li>
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         | 31 |  |  |          <p style="margin-bottom: 0in;"><a href="#Parameters">Parameters<br>
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         | 32 |  |  |          </a></p>
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         | 33 |  |  |        </li>
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         | 34 |  |  |        <li>
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         | 35 |  |  |          <p style="margin-bottom: 0in;"><a href="#Interface">Interface<br>
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         | 36 |  |  |          </a></p>
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         | 37 |  |  |        </li>
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         | 38 |  |  |        <li>
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         | 39 |  |  |          <p style="margin-bottom: 0in;"><a href="#Children">Children<br>
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         | 40 |  |  |          </a></p>
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         | 41 |  |  |        </li>
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         | 42 |  |  |        <li>
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         | 43 |  |  |          <p><a href="../../html/uart_def.html#TheoryofOperation">Theory of Operation<br>
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         | 44 |  |  |          </a></p>
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         | 45 |  |  |        </li>
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         | 46 |  |  |      </ul>
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         | 47 |  |  |    </li>
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         | 48 |  |  |  </ul>
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         | 49 |  |  |  </div>
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         | 50 |  |  |  <img style="width: 602.25px; height: 470px;" alt=""  src="../png/uart_def_sym.png"><br>
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         | 51 |  |  |  <b><br>
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         | 52 |  |  |  <h2><b><a name="Parameters"></a>Parameters<br></b></h2>
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         | 53 |  |  |  <b><br>
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         | 54 |  |  |  <br>
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         | 55 |  |  |  </b>
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         | 56 |  |  | <table style="text-align: left; width: 640px; height: 120px;" border="8" cellpadding="4" cellspacing="4">
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         | 57 |  |  |   <tbody>
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         | 58 |  |  |    <tr>
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         | 59 |  |  |       <td style="vertical-align: top;">Name<br>      </td>
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         | 60 |  |  |       <td style="vertical-align: top;">default <br>      </td>
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         | 61 |  |  |       <td style="vertical-align: top;">Description<br></td>
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         | 62 |  |  |     </tr>
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         | 63 |  |  |    <tr>
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         | 64 |  |  |       <td style="vertical-align: top;">DIV<br>      </td>
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         | 65 |  |  |           <td style="vertical-align: top;">0<br>      </td>
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         | 66 |  |  |           <td style="vertical-align: top;"><br></td>
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         | 67 |  |  |          </tr>
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         | 68 |  |  |    <tr>
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         | 69 |  |  |       <td style="vertical-align: top;">DIV_SIZE<br>      </td>
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         | 70 |  |  |           <td style="vertical-align: top;">4<br>      </td>
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         | 71 |  |  |           <td style="vertical-align: top;"><br></td>
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         | 72 |  |  |          </tr>
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         | 73 |  |  |    <tr>
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         | 74 |  |  |       <td style="vertical-align: top;">PRESCALE<br>      </td>
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         | 75 |  |  |           <td style="vertical-align: top;">5'b01100<br>      </td>
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         | 76 |  |  |           <td style="vertical-align: top;"><br></td>
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         | 77 |  |  |          </tr>
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         | 78 |  |  |    <tr>
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         | 79 |  |  |       <td style="vertical-align: top;">PRE_SIZE<br>      </td>
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         | 80 |  |  |           <td style="vertical-align: top;">5<br>      </td>
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         | 81 |  |  |           <td style="vertical-align: top;"><br></td>
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         | 82 |  |  |          </tr>
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         | 83 |  |  |    <tr>
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         | 84 |  |  |       <td style="vertical-align: top;">SIZE<br>      </td>
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         | 85 |  |  |           <td style="vertical-align: top;">8<br>      </td>
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         | 86 |  |  |           <td style="vertical-align: top;"><br></td>
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         | 87 |  |  |          </tr>
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         | 88 |  |  |    </tbody>
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         | 89 |  |  |   </table>
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         | 90 |  |  |  <p><b><b><br>
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         | 91 |  |  |  </b></b></p>
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         | 92 |  |  |  <p><br>
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         | 93 |  |  |  </p>
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         | 94 |  |  |  <p><b><b><br>
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         | 95 |  |  |  </b></b></p>
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         | 96 |  |  |  <p><b><b><br>
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         | 97 |  |  |  <br>
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         | 98 |  |  |  </b></b></p>
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         | 99 |  |  |  <h2><b><b><a name="Interface"></a>Interface</b><b> <br>
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         | 100 |  |  |  </b></b></h2>
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         | 101 |  |  |  <p style="margin-bottom: 0in;"></p>
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         | 102 |  |  |  <br>
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         | 103 |  |  |  <br>
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         | 104 |  |  |  <br>
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         | 105 |  |  |  <table style="text-align: left; width: 640px; height: 120px;" border="8"
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         | 106 |  |  |   cellpadding="4" cellspacing="4">
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         | 107 |  |  |    <tbody>
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         | 108 |  |  |      <tr>
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         | 109 |  |  |        <td style="vertical-align: top;">NAME<br>      </td>
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         | 110 |  |  |        <td style="vertical-align: top;">Type<br>      </td>
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         | 111 |  |  |        <td style="vertical-align: top;">Description<br>      </td>
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         | 112 |  |  |      </tr>
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         | 113 |  |  |      <tr>
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         | 114 |  |  |         <td style="vertical-align: top;">clk<br>      </td>
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         | 115 |  |  |        <td style="vertical-align: top;">input<br>      </td>
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         | 116 |  |  |        <td style="vertical-align: top;"><br>      </td>
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         | 117 |  |  |      </tr>
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         | 118 |  |  |      <tr>
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         | 119 |  |  |         <td style="vertical-align: top;">cts_pad_in<br>      </td>
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         | 120 |  |  |        <td style="vertical-align: top;">input<br>      </td>
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         | 121 |  |  |        <td style="vertical-align: top;"><br>      </td>
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         | 122 |  |  |      </tr>
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         | 123 |  |  |      <tr>
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         | 124 |  |  |         <td style="vertical-align: top;">parity_enable<br>      </td>
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         | 125 |  |  |        <td style="vertical-align: top;">input<br>      </td>
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         | 126 |  |  |        <td style="vertical-align: top;"><br>      </td>
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         | 127 |  |  |      </tr>
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         | 128 |  |  |      <tr>
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         | 129 |  |  |         <td style="vertical-align: top;">reset<br>      </td>
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         | 130 |  |  |        <td style="vertical-align: top;">input<br>      </td>
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         | 131 |  |  |        <td style="vertical-align: top;"><br>      </td>
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         | 132 |  |  |      </tr>
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         | 133 |  |  |      <tr>
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         | 134 |  |  |         <td style="vertical-align: top;">rts_in<br>      </td>
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         | 135 |  |  |        <td style="vertical-align: top;">input<br>      </td>
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         | 136 |  |  |        <td style="vertical-align: top;"><br>      </td>
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         | 137 |  |  |      </tr>
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         | 138 |  |  |      <tr>
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         | 139 |  |  |         <td style="vertical-align: top;">rxd_data_avail_stb<br>      </td>
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         | 140 |  |  |        <td style="vertical-align: top;">input<br>      </td>
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         | 141 |  |  |        <td style="vertical-align: top;"><br>      </td>
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         | 142 |  |  |      </tr>
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         | 143 |  |  |      <tr>
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         | 144 |  |  |         <td style="vertical-align: top;">rxd_force_parity<br>      </td>
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         | 145 |  |  |        <td style="vertical-align: top;">input<br>      </td>
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         | 146 |  |  |        <td style="vertical-align: top;"><br>      </td>
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         | 147 |  |  |      </tr>
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         | 148 |  |  |      <tr>
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         | 149 |  |  |         <td style="vertical-align: top;">rxd_pad_in<br>      </td>
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         | 150 |  |  |        <td style="vertical-align: top;">input<br>      </td>
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         | 151 |  |  |        <td style="vertical-align: top;"><br>      </td>
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         | 152 |  |  |      </tr>
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         | 153 |  |  |      <tr>
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         | 154 |  |  |         <td style="vertical-align: top;">rxd_parity<br>      </td>
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         | 155 |  |  |        <td style="vertical-align: top;">input<br>      </td>
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         | 156 |  |  |        <td style="vertical-align: top;"><br>      </td>
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         | 157 |  |  |      </tr>
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         | 158 |  |  |      <tr>
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         | 159 |  |  |         <td style="vertical-align: top;">txd_break<br>      </td>
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         | 160 |  |  |        <td style="vertical-align: top;">input<br>      </td>
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         | 161 |  |  |        <td style="vertical-align: top;"><br>      </td>
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         | 162 |  |  |      </tr>
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         | 163 |  |  |      <tr>
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         | 164 |  |  |         <td style="vertical-align: top;">txd_force_parity<br>      </td>
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         | 165 |  |  |        <td style="vertical-align: top;">input<br>      </td>
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         | 166 |  |  |        <td style="vertical-align: top;"><br>      </td>
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         | 167 |  |  |      </tr>
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         | 168 |  |  |      <tr>
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         | 169 |  |  |         <td style="vertical-align: top;">txd_load<br>      </td>
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         | 170 |  |  |        <td style="vertical-align: top;">input<br>      </td>
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         | 171 |  |  |        <td style="vertical-align: top;"><br>      </td>
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         | 172 |  |  |      </tr>
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         | 173 |  |  |      <tr>
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         | 174 |  |  |         <td style="vertical-align: top;">txd_parity<br>      </td>
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         | 175 |  |  |        <td style="vertical-align: top;">input<br>      </td>
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         | 176 |  |  |        <td style="vertical-align: top;"><br>      </td>
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         | 177 |  |  |      </tr>
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         | 178 |  |  |      <tr>
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         | 179 |  |  |         <td style="vertical-align: top;">divider_in[DIV_SIZE-1:0]<br>      </td>
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         | 180 |  |  |        <td style="vertical-align: top;">input<br>      </td>
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         | 181 |  |  |        <td style="vertical-align: top;"><br>      </td>
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         | 182 |  |  |      </tr>
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         | 183 |  |  |      <tr>
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         | 184 |  |  |         <td style="vertical-align: top;">txd_data_in[SIZE-1:0]<br>      </td>
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         | 185 |  |  |        <td style="vertical-align: top;">input<br>      </td>
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         | 186 |  |  |        <td style="vertical-align: top;"><br>      </td>
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         | 187 |  |  |      </tr>
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         | 188 |  |  |      <tr>
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         | 189 |  |  |         <td style="vertical-align: top;">cts_out<br>      </td>
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         | 190 |  |  |        <td style="vertical-align: top;">output<br>      </td>
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         | 191 |  |  |        <td style="vertical-align: top;"><br>      </td>
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         | 192 |  |  |      </tr>
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         | 193 |  |  |      <tr>
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         | 194 |  |  |         <td style="vertical-align: top;">rts_pad_out<br>      </td>
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         | 195 |  |  |        <td style="vertical-align: top;">output<br>      </td>
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         | 196 |  |  |        <td style="vertical-align: top;"><br>      </td>
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         | 197 |  |  |      </tr>
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         | 198 |  |  |      <tr>
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         | 199 |  |  |         <td style="vertical-align: top;">rxd_data_avail<br>      </td>
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         | 200 |  |  |        <td style="vertical-align: top;">output<br>      </td>
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         | 201 |  |  |        <td style="vertical-align: top;"><br>      </td>
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         | 202 |  |  |      </tr>
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         | 203 |  |  |      <tr>
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         | 204 |  |  |         <td style="vertical-align: top;">rxd_parity_error<br>      </td>
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         | 205 |  |  |        <td style="vertical-align: top;">output<br>      </td>
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         | 206 |  |  |        <td style="vertical-align: top;"><br>      </td>
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         | 207 |  |  |      </tr>
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         | 208 |  |  |      <tr>
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         | 209 |  |  |         <td style="vertical-align: top;">rxd_stop_error<br>      </td>
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         | 210 |  |  |        <td style="vertical-align: top;">output<br>      </td>
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         | 211 |  |  |        <td style="vertical-align: top;"><br>      </td>
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         | 212 |  |  |      </tr>
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         | 213 |  |  |      <tr>
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         | 214 |  |  |         <td style="vertical-align: top;">txd_buffer_empty<br>      </td>
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         | 215 |  |  |        <td style="vertical-align: top;">output<br>      </td>
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         | 216 |  |  |        <td style="vertical-align: top;"><br>      </td>
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         | 217 |  |  |      </tr>
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         | 218 |  |  |      <tr>
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         | 219 |  |  |         <td style="vertical-align: top;">txd_pad_out<br>      </td>
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         | 220 |  |  |        <td style="vertical-align: top;">output<br>      </td>
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         | 221 |  |  |        <td style="vertical-align: top;"><br>      </td>
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         | 222 |  |  |      </tr>
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         | 223 |  |  |      <tr>
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         | 224 |  |  |         <td style="vertical-align: top;">rxd_data_out[SIZE-1:0]<br>      </td>
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         | 225 |  |  |        <td style="vertical-align: top;">output<br>      </td>
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         | 226 |  |  |        <td style="vertical-align: top;"><br>      </td>
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         | 227 |  |  |      </tr>
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         | 228 |  |  |    </tbody>
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         | 229 |  |  |   </table>
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         | 230 |  |  |  <p><b><b><br>
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         | 231 |  |  |  </b></b></p>
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         | 232 |  |  |  <h2><b><a name="Children"></a>Children<br></b></h2>
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         | 233 |  |  |  <b><br>
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         | 234 |  |  |  </b>
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         | 235 |  |  | <table style="text-align: left; width: 640px; height: 120px;" border="8" cellpadding="4" cellspacing="4">
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         | 236 |  |  |   <tbody>
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         | 237 |  |  |    <tr>
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         | 238 |  |  |       <td style="vertical-align: top;">Instance<br>      </td>
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         | 239 |  |  |       <td style="vertical-align: top;">Vendor<br>      </td>
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         | 240 |  |  |       <td style="vertical-align: top;">Library<br></td>
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         | 241 |  |  |       <td style="vertical-align: top;">Component<br></td>
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         | 242 |  |  |       <td style="vertical-align: top;">Version<br></td>
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         | 243 |  |  |     </tr>
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         | 244 |  |  |    <tr>
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         | 245 |  |  |       <td style="vertical-align: top;">serial_rcvr<br>      </td>
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         | 246 |  |  |       <td style="vertical-align: top;">opencores.org<br>      </td>
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         | 247 |  |  |       <td style="vertical-align: top;">logic<br></td>
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         | 248 |  |  |       <td style="vertical-align: top;">serial_rcvr<br></td>
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         | 249 |  |  |       <td style="vertical-align: top;">def<br></td>
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         | 250 |  |  |     </tr>
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         | 251 |  |  |    <tr>
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         | 252 |  |  |       <td style="vertical-align: top;">cde_serial_xmit<br>      </td>
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         | 253 |  |  |       <td style="vertical-align: top;">opencores.org<br>      </td>
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         | 254 |  |  |       <td style="vertical-align: top;">cde<br></td>
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         | 255 |  |  |       <td style="vertical-align: top;">serial<br></td>
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         | 256 |  |  |       <td style="vertical-align: top;">xmit<br></td>
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         | 257 |  |  |     </tr>
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         | 258 |  |  |    <tr>
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         | 259 |  |  |       <td style="vertical-align: top;">divider<br>      </td>
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         | 260 |  |  |       <td style="vertical-align: top;">opencores.org<br>      </td>
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         | 261 |  |  |       <td style="vertical-align: top;">cde<br></td>
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         | 262 |  |  |       <td style="vertical-align: top;">divider<br></td>
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         | 263 |  |  |       <td style="vertical-align: top;">def<br></td>
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         | 264 |  |  |     </tr>
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         | 265 |  |  |    <tr>
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         | 266 |  |  |       <td style="vertical-align: top;">x_divider<br>      </td>
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         | 267 |  |  |       <td style="vertical-align: top;">opencores.org<br>      </td>
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         | 268 |  |  |       <td style="vertical-align: top;">cde<br></td>
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         | 269 |  |  |       <td style="vertical-align: top;">divider<br></td>
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         | 270 |  |  |       <td style="vertical-align: top;">def<br></td>
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         | 271 |  |  |     </tr>
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         | 272 |  |  |    <tr>
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         | 273 |  |  |       <td style="vertical-align: top;">filter<br>      </td>
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         | 274 |  |  |       <td style="vertical-align: top;">opencores.org<br>      </td>
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         | 275 |  |  |       <td style="vertical-align: top;">cde<br></td>
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         | 276 |  |  |       <td style="vertical-align: top;">sync<br></td>
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         | 277 |  |  |       <td style="vertical-align: top;">def<br></td>
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         | 278 |  |  |     </tr>
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         | 279 |  |  |    </tbody>
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         | 280 |  |  |   </table>
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         | 281 |  |  |  <p><b><b><br>
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         | 282 |  |  |  </b></b></p>
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         | 283 |  |  |  <br>
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         | 284 |  |  |  <br>
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         | 285 |  |  |  <br>
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         | 286 |  |  |  <br>
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         | 287 |  |  |  <br>
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         | 288 |  |  |  <br>
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         | 289 |  |  |  <br>
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         | 290 |  |  |  <br>
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         | 291 |  |  |  <img style="width: 602.25px; height: 470px;" alt=""  src="../png/uart_def_sch.png"><br>
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         | 292 |  |  |  <b><br>
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         | 293 |  |  |  <br>
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         | 294 |  |  |  <br>
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         | 295 |  |  |  <br>
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         | 296 |  |  |  <br>
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         | 297 |  |  |  <br>
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         | 298 |  |  |  <br>
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         | 299 |  |  |  <br>
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         | 300 |  |  |  <br>
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         | 301 |  |  |  <br>
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