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📄 fbs_fb4.htm

📁 vhdl经典源代码——时钟设计
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<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<script src="tooltips.js"></script><script src="fbs.js"></script><link rel="stylesheet" type="text/css" href="style.css">
</head>
<body class="pgBgnd" id="XC95144XL">
<span id="fbsel" class="pgRef"><table cellspacing="0" cellpadding="0" border="0" width="90%" align="center"><tr>
<td width="33%" valign="center" align="left"></td>
<td width="33%" valign="center" align="center"><form name="fbopt"><select onchange="javascript:showFB(document.fbopt.fbType.options[document.fbopt.fbType.options.selectedIndex].value)" name="fbType"><option value="FB1">FB1</option>
<option value="FB2">FB2</option>
<option value="FB3">FB3</option>
<option value="FB4" selected>FB4</option>
<option value="FB5">FB5</option>
<option value="FB6">FB6</option>
<option value="FB7">FB7</option>
<option value="FB8">FB8</option></select></form></td>
<td width="33%" valign="center" align="right"></td>
</tr></table></span><div><span id="fbdata" class="pgRef"><table align="center" width="90%" border="1" cellpadding="0" cellspacing="0">
<tr class="pgHeader">
<th width="10%">Signal Name</th>
<th width="10%">Total Product Terms</th>
<th width="30%">Product Terms</th>
<th width="10%">Location</th>
<th width="10%">Power Mode</th>
<th width="10%">Pin Number</th>
<th width="10%">PinType</th>
<th width="10%">Pin Use</th>
</tr>
<tr>
<td align="center" width="10%"><a href="Javascript:showEqn('dataout1_SPECSIG')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">dataout&lt;1&gt;</a></td>
<td align="center" width="10%">3</td>
<td align="center" width="30%">聽<a href="Javascript:showPT('FB4_1_1')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">1_1</a>聽<a href="Javascript:showPT('FB4_1_2')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">1_2</a>聽<a href="Javascript:showPT('FB4_2_4')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">2_4</a>
</td>
<td align="center" width="10%">MC1</td>
<td align="center" width="10%">STD</td>
<td align="center" width="10%">118</td>
<td width="8%" align="center">I/O</td>
<td align="center" width="10%">O</td>
</tr>
<tr>
<td align="center" width="10%"><a href="Javascript:showEqn('en5_SPECSIG')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">en&lt;5&gt;</a></td>
<td align="center" width="10%">3</td>
<td align="center" width="30%">聽<a href="Javascript:showPT('FB4_2_1')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">2_1</a>聽<a href="Javascript:showPT('FB4_2_2')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">2_2</a>聽<a href="Javascript:showPT('FB4_2_3')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">2_3</a>
</td>
<td align="center" width="10%">MC2</td>
<td align="center" width="10%">STD</td>
<td align="center" width="10%">126</td>
<td width="8%" align="center">I/O</td>
<td align="center" width="10%">O</td>
</tr>
<tr>
<td align="center" width="10%"><a href="Javascript:showEqn('en1_SPECSIG')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">en&lt;1&gt;</a></td>
<td align="center" width="10%">3</td>
<td align="center" width="30%">聽<a href="Javascript:showPT('FB4_3_1')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">3_1</a>聽<a href="Javascript:showPT('FB4_3_2')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">3_2</a>聽<a href="Javascript:showPT('FB4_3_3')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">3_3</a>
</td>
<td align="center" width="10%">MC3</td>
<td align="center" width="10%">STD</td>
<td align="center" width="10%">133</td>
<td width="8%" align="center">I/O</td>
<td align="center" width="10%">O</td>
</tr>
<tr>
<td align="center" width="10%"><a href="Javascript:showEqn('XLXN_6')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">XLXN_6</a></td>
<td align="center" width="10%">3</td>
<td align="center" width="30%">聽<a href="Javascript:showPT('FB4_4_1')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">4_1</a>聽<a href="Javascript:showPT('FB4_4_2')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">4_2</a>聽<a href="Javascript:showPT('FB4_4_3')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">4_3</a>
</td>
<td align="center" width="10%">MC4</td>
<td align="center" width="10%">STD</td>
<td align="center" width="10%">聽</td>
<td align="center" width="10%">(b)</td>
<td align="center" width="10%">(b)</td>
</tr>
<tr>
<td align="center" width="10%"><a href="Javascript:showEqn('XLXN_220_SPECSIG')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">XLXN_22&lt;0&gt;</a></td>
<td align="center" width="10%">3</td>
<td align="center" width="30%">聽<a href="Javascript:showPT('FB4_5_1')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">5_1</a>聽<a href="Javascript:showPT('FB4_5_2')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">5_2</a>聽<a href="Javascript:showPT('FB4_5_3')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">5_3</a>聽<a href="Javascript:showPT('VCC')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''"></a>
</td>
<td align="center" width="10%">MC5</td>
<td align="center" width="10%">STD</td>
<td align="center" width="10%">128</td>
<td width="8%" align="center">I/O</td>
<td align="center" width="10%"><a href="#" onmouseover="this._tip = 'clk'; window.status='Input Signal'; return true;" onmouseout="window.status=''" class="tipBoxCursor">I</a></td>
</tr>
<tr>
<td align="center" width="10%"><a href="Javascript:showEqn('XLXN_202_SPECSIG')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">XLXN_20&lt;2&gt;</a></td>
<td align="center" width="10%">3</td>
<td align="center" width="30%">聽<a href="Javascript:showPT('FB4_6_1')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">6_1</a>聽<a href="Javascript:showPT('FB4_6_2')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">6_2</a>聽<a href="Javascript:showPT('FB4_6_3')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">6_3</a>
</td>
<td align="center" width="10%">MC6</td>
<td align="center" width="10%">STD</td>
<td align="center" width="10%">129</td>
<td width="8%" align="center">I/O</td>
<td align="center" width="10%">(b)</td>
</tr>
<tr>
<td align="center" width="10%"><a href="Javascript:showEqn('XLXN_200_SPECSIG')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">XLXN_20&lt;0&gt;</a></td>
<td align="center" width="10%">3</td>
<td align="center" width="30%">聽<a href="Javascript:showPT('FB4_7_1')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">7_1</a>聽<a href="Javascript:showPT('FB4_7_2')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">7_2</a>聽<a href="Javascript:showPT('FB4_7_3')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">7_3</a>
</td>
<td align="center" width="10%">MC7</td>
<td align="center" width="10%">STD</td>
<td align="center" width="10%">聽</td>
<td align="center" width="10%">(b)</td>
<td align="center" width="10%">(b)</td>
</tr>
<tr>
<td align="center" width="10%"><a href="Javascript:showEqn('XLXN_243_SPECSIG')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">XLXN_24&lt;3&gt;</a></td>
<td align="center" width="10%">4</td>
<td align="center" width="30%">聽<a href="Javascript:showPT('FB4_8_1')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">8_1</a>聽<a href="Javascript:showPT('FB4_8_2')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">8_2</a>聽<a href="Javascript:showPT('FB4_8_3')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">8_3</a>聽<a href="Javascript:showPT('FB4_8_4')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">8_4</a>
</td>
<td align="center" width="10%">MC8</td>
<td align="center" width="10%">STD</td>
<td align="center" width="10%">130</td>
<td width="8%" align="center">I/O</td>
<td align="center" width="10%">(b)</td>
</tr>
<tr>
<td align="center" width="10%"><a href="Javascript:showEqn('en6_SPECSIG')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">en&lt;6&gt;</a></td>
<td align="center" width="10%">3</td>
<td align="center" width="30%">聽<a href="Javascript:showPT('FB4_9_1')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">9_1</a>聽<a href="Javascript:showPT('FB4_9_2')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">9_2</a>聽<a href="Javascript:showPT('FB4_9_3')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">9_3</a>
</td>
<td align="center" width="10%">MC9</td>
<td align="center" width="10%">STD</td>
<td align="center" width="10%">131</td>
<td width="8%" align="center">I/O</td>
<td align="center" width="10%">O</td>
</tr>
<tr>
<td align="center" width="10%"><a href="Javascript:showEqn('XLXN_241_SPECSIG')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">XLXN_24&lt;1&gt;</a></td>
<td align="center" width="10%">4</td>
<td align="center" width="30%">聽<a href="Javascript:showPT('FB4_10_1')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">10_1</a>聽<a href="Javascript:showPT('FB4_10_2')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">10_2</a>聽<a href="Javascript:showPT('FB4_10_3')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">10_3</a>聽<a href="Javascript:showPT('FB4_10_4')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">10_4</a>
</td>
<td align="center" width="10%">MC10</td>
<td align="center" width="10%">STD</td>
<td align="center" width="10%">135</td>
<td width="8%" align="center">I/O</td>

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