fbs_fb6.htm

在ISE环境下用VHDL写的8*9FIFO

<td align="center" width="10%">clk聽</td>
</tr>
<tr>
<td align="center" width="10%"><a href="Javascript:showEqn('fifo_5_6')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_5_6</a></td>
<td align="center" width="10%">3</td>
<td align="center" width="30%">聽<a href="Javascript:showPT('FB2_7','UCT4')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">UCT4</a>聽<a href="Javascript:showPT('FB6_21')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">21</a>聽<a href="Javascript:showPT('FB6_8')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">8</a>
</td>
<td align="center" width="10%">MC9</td>
<td align="center" width="10%">聽</td>
<td align="center" width="10%">(b)</td>
<td align="center" width="10%">(b)</td>
<td align="center" width="10%">clk聽</td>
</tr>
<tr>
<td align="center" width="10%"><a href="Javascript:showEqn('fifo_4_6')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_4_6</a></td>
<td align="center" width="10%">3</td>
<td align="center" width="30%">聽<a href="Javascript:showPT('FB2_7','UCT4')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">UCT4</a>聽<a href="Javascript:showPT('FB6_27')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">27</a>聽<a href="Javascript:showPT('FB6_8')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">8</a>
</td>
<td align="center" width="10%">MC10</td>
<td align="center" width="10%">聽</td>
<td align="center" width="10%">(b)</td>
<td align="center" width="10%">(b)</td>
<td align="center" width="10%">clk聽</td>
</tr>
<tr>
<td align="center" width="10%"><a href="Javascript:showEqn('fifo_4_7')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_4_7</a></td>
<td align="center" width="10%">3</td>
<td align="center" width="30%">聽<a href="Javascript:showPT('FB2_7','UCT4')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">UCT4</a>聽<a href="Javascript:showPT('FB6_16')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">16</a>聽<a href="Javascript:showPT('FB6_27')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">27</a>
</td>
<td align="center" width="10%">MC11</td>
<td align="center" width="10%">10</td>
<td width="8%" align="center">I/O</td>
<td align="center" width="10%">(b)</td>
<td align="center" width="10%">clk聽</td>
</tr>
<tr>
<td align="center" width="10%"><a href="Javascript:showEqn('fifo_3_6')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_3_6</a></td>
<td align="center" width="10%">3</td>
<td align="center" width="30%">聽<a href="Javascript:showPT('FB2_7','UCT4')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">UCT4</a>聽<a href="Javascript:showPT('FB6_31')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">31</a>聽<a href="Javascript:showPT('FB6_8')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">8</a>
</td>
<td align="center" width="10%">MC12</td>
<td align="center" width="10%">聽</td>
<td align="center" width="10%">(b)</td>
<td align="center" width="10%">(b)</td>
<td align="center" width="10%">clk聽</td>
</tr>
<tr>
<td align="center" width="10%"><a href="Javascript:showEqn('fifo_2_6')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_2_6</a></td>
<td align="center" width="10%">3</td>
<td align="center" width="30%">聽<a href="Javascript:showPT('FB2_7','UCT4')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">UCT4</a>聽<a href="Javascript:showPT('FB6_4')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">4</a>聽<a href="Javascript:showPT('FB6_8')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">8</a>
</td>
<td align="center" width="10%">MC13</td>
<td align="center" width="10%">聽</td>
<td align="center" width="10%">(b)</td>
<td align="center" width="10%">(b)</td>
<td align="center" width="10%">clk聽</td>
</tr>
<tr>
<td align="center" width="10%"><a href="Javascript:showEqn('fifo_3_7')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_3_7</a></td>
<td align="center" width="10%">3</td>
<td align="center" width="30%">聽<a href="Javascript:showPT('FB2_7','UCT4')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">UCT4</a>聽<a href="Javascript:showPT('FB6_16')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">16</a>聽<a href="Javascript:showPT('FB6_31')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">31</a>
</td>
<td align="center" width="10%">MC14</td>
<td align="center" width="10%">12</td>
<td width="8%" align="center">I/O</td>
<td align="center" width="10%">(b)</td>
<td align="center" width="10%">clk聽</td>
</tr>
<tr>
<td align="center" width="10%"><a href="Javascript:showEqn('fifo_2_7')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_2_7</a></td>
<td align="center" width="10%">3</td>
<td align="center" width="30%">聽<a href="Javascript:showPT('FB2_7','UCT4')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">UCT4</a>聽<a href="Javascript:showPT('FB6_16')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">16</a>聽<a href="Javascript:showPT('FB6_4')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">4</a>
</td>
<td align="center" width="10%">MC15</td>
<td align="center" width="10%">13</td>
<td width="8%" align="center">I/O</td>
<td align="center" width="10%">(b)</td>
<td align="center" width="10%">clk聽</td>
</tr>
<tr>
<td align="center" width="10%"><a href="Javascript:showEqn('fifo_1_7')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_1_7</a></td>
<td align="center" width="10%">3</td>
<td align="center" width="30%">聽<a href="Javascript:showPT('FB2_7','UCT4')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">UCT4</a>聽<a href="Javascript:showPT('FB6_11')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">11</a>聽<a href="Javascript:showPT('FB6_16')" onmouseover="window.status='show Pterm'; return true;" onmouseout="window.status=''">16</a>
</td>
<td align="center" width="10%">MC16</td>
<td align="center" width="10%">14</td>
<td width="8%" align="center">I/O</td>
<td align="center" width="10%">(b)</td>
<td align="center" width="10%">clk聽</td>
</tr>
</table></span></div>
<div id="tipBox"></div>
<br><span id="fbsiguse" class="pgRef"><b>Signals Used By Logic in Function Block</b><br><ol>
<li>data_in&lt;6&gt;</li>
<li>data_in&lt;7&gt;</li>
<li>data_in&lt;8&gt;</li>
<li>wr</li>
<li><a href="Javascript:showEqn('wrptr0_SPECSIG')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">wrptr&lt;0&gt;</a></li>
<li><a href="Javascript:showEqn('wrptr1_SPECSIG')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">wrptr&lt;1&gt;</a></li>
<li><a href="Javascript:showEqn('wrptr2_SPECSIG')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">wrptr&lt;2&gt;</a></li>
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