fbs_fb3.htm

在ISE环境下用VHDL写的8*9FIFO

<td align="center" width="10%">(unused)</td>
<td align="center" width="10%">0</td>
<td align="center" width="30%">聽</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%">聽</td>
<td align="center" width="10%">聽</td>
</tr>
<tr>
<td align="center" width="10%">(unused)</td>
<td align="center" width="10%">0</td>
<td align="center" width="30%">聽</td>
<td align="center" width="10%">MC11</td>
<td align="center" width="10%">56</td>
<td width="8%" align="center">I/O</td>
<td align="center" width="10%">聽</td>
<td align="center" width="10%">聽</td>
</tr>
<tr>
<td align="center" width="10%">(unused)</td>
<td align="center" width="10%">0</td>
<td align="center" width="30%">聽</td>
<td align="center" width="10%">MC12</td>
<td align="center" width="10%">55</td>
<td width="8%" align="center">I/O</td>
<td align="center" width="10%">聽</td>
<td align="center" width="10%">聽</td>
</tr>
<tr>
<td align="center" width="10%">(unused)</td>
<td align="center" width="10%">0</td>
<td align="center" width="30%">聽</td>
<td align="center" width="10%">MC13</td>
<td align="center" width="10%">54</td>
<td width="8%" align="center">I/O</td>
<td align="center" width="10%">聽</td>
<td align="center" width="10%">聽</td>
</tr>
<tr>
<td align="center" width="10%">(unused)</td>
<td align="center" width="10%">0</td>
<td align="center" width="30%">聽</td>
<td align="center" width="10%">MC14</td>
<td align="center" width="10%">53</td>
<td width="8%" align="center">I/O</td>
<td align="center" width="10%">聽</td>
<td align="center" width="10%">聽</td>
</tr>
<tr>
<td align="center" width="10%">(unused)</td>
<td align="center" width="10%">0</td>
<td align="center" width="30%">聽</td>
<td align="center" width="10%">MC15</td>
<td align="center" width="10%">52</td>
<td width="8%" align="center">I/O</td>
<td align="center" width="10%">聽</td>
<td align="center" width="10%">聽</td>
</tr>
<tr>
<td align="center" width="10%">(unused)</td>
<td align="center" width="10%">0</td>
<td align="center" width="30%">聽</td>
<td align="center" width="10%">MC16</td>
<td align="center" width="10%">聽</td>
<td align="center" width="10%">(b)</td>
<td align="center" width="10%">聽</td>
<td align="center" width="10%">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><a href="Javascript:showEqn('fifo_0_4')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_0_4</a></li>
<li><a href="Javascript:showEqn('fifo_0_5')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_0_5</a></li>
<li><a href="Javascript:showEqn('fifo_0_6')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_0_6</a></li>
<li><a href="Javascript:showEqn('fifo_0_7')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_0_7</a></li>
<li><a href="Javascript:showEqn('fifo_1_4')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_1_4</a></li>
<li><a href="Javascript:showEqn('fifo_1_5')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_1_5</a></li>
<li><a href="Javascript:showEqn('fifo_1_6')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_1_6</a></li>
<li><a href="Javascript:showEqn('fifo_1_7')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_1_7</a></li>
<li><a href="Javascript:showEqn('fifo_2_4')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_2_4</a></li>
<li><a href="Javascript:showEqn('fifo_2_5')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_2_5</a></li>
<li><a href="Javascript:showEqn('fifo_2_6')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_2_6</a></li>
<li><a href="Javascript:showEqn('fifo_2_7')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_2_7</a></li>
<li><a href="Javascript:showEqn('fifo_3_4')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_3_4</a></li>
<li><a href="Javascript:showEqn('fifo_3_5')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_3_5</a></li>
<li><a href="Javascript:showEqn('fifo_3_6')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_3_6</a></li>
<li><a href="Javascript:showEqn('fifo_3_7')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_3_7</a></li>
<li><a href="Javascript:showEqn('fifo_4_4')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_4_4</a></li>
<li><a href="Javascript:showEqn('fifo_4_5')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_4_5</a></li>
<li><a href="Javascript:showEqn('fifo_4_6')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_4_6</a></li>
<li><a href="Javascript:showEqn('fifo_4_7')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_4_7</a></li>
<li><a href="Javascript:showEqn('fifo_5_4')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_5_4</a></li>
<li><a href="Javascript:showEqn('fifo_5_5')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_5_5</a></li>
<li><a href="Javascript:showEqn('fifo_5_6')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_5_6</a></li>
<li><a href="Javascript:showEqn('fifo_5_7')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_5_7</a></li>
<li><a href="Javascript:showEqn('fifo_6_4')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_6_4</a></li>
<li><a href="Javascript:showEqn('fifo_6_5')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_6_5</a></li>
<li><a href="Javascript:showEqn('fifo_6_6')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_6_6</a></li>
<li><a href="Javascript:showEqn('fifo_6_7')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_6_7</a></li>
<li><a href="Javascript:showEqn('fifo_7_4')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_7_4</a></li>
<li><a href="Javascript:showEqn('fifo_7_5')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_7_5</a></li>
<li><a href="Javascript:showEqn('fifo_7_6')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_7_6</a></li>
<li><a href="Javascript:showEqn('fifo_7_7')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">fifo_7_7</a></li>
<li><a href="Javascript:showEqn('rdptr0_SPECSIG')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">rdptr&lt;0&gt;</a></li>
<li><a href="Javascript:showEqn('rdptr1_SPECSIG')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">rdptr&lt;1&gt;</a></li>
<li><a href="Javascript:showEqn('rdptr2_SPECSIG')" onmouseover="window.status='show Equation'; return true;" onmouseout="window.status=''">rdptr&lt;2&gt;</a></li>
<li>wrinc</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>wrptrclr</li>
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