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<title>Single 14 Segment Display Driver with Limited ASCII Decoder: DisplayDriverWrapper Entity  Reference</title>
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<a href="#Use Clauses">Use Clauses</a>  </div>
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<div class="title">DisplayDriverWrapper Entity Reference</div>  </div>
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<a class="el" href="class_display_driver_wrapper.html#a0a6af6eef40212dbaf130d57ce711256">ieee</a>&#160;</td><td class="memItemRight" valign="bottom"></td></tr>
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Use Clauses</h2></td></tr>
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<a class="el" href="class_display_driver_wrapper.html#acd03516902501cd1c7296a98e22c6fcb">std_logic_1164</a>&#160;</td><td class="memItemRight" valign="bottom">  </td></tr>
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<a class="el" href="class_display_driver_wrapper.html#a598da929e807d58939b47499e8bc9fa8">std_logic_unsigned</a>&#160;</td><td class="memItemRight" valign="bottom">  </td></tr>
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Ports</h2></td></tr>
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<a class="el" href="class_display_driver_wrapper.html#a4a4609c199d30b3adebbeb3a01276ec5">clk</a> &#160;</td><td class="memItemRight" valign="bottom"> <b><b><span class="keywordflow">in</span><span class="vhdlchar"> </span></b></b> <b><span class="comment">std_logic</span><span class="vhdlchar"> </span></b></td></tr>
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<tr class="memdesc:a4a4609c199d30b3adebbeb3a01276ec5"><td class="mdescLeft">&#160;</td><td class="mdescRight">input clock, xx MHz. <br /></td></tr>
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<a class="el" href="class_display_driver_wrapper.html#ae0366c76519a377d49a533f4eff582ad">rst</a> &#160;</td><td class="memItemRight" valign="bottom"> <b><b><span class="keywordflow">in</span><span class="vhdlchar"> </span></b></b> <b><span class="comment">std_logic</span><span class="vhdlchar"> </span></b></td></tr>
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<tr class="memdesc:ae0366c76519a377d49a533f4eff582ad"><td class="mdescLeft">&#160;</td><td class="mdescRight">active high <br /></td></tr>
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<tr class="memitem:a5b0cc1fc904e8a360edefca8a94aad6b"><td class="memItemLeft" align="right" valign="top"><a id="a5b0cc1fc904e8a360edefca8a94aad6b"></a>
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<a class="el" href="class_display_driver_wrapper.html#a5b0cc1fc904e8a360edefca8a94aad6b">button</a> &#160;</td><td class="memItemRight" valign="bottom"> <b><b><span class="keywordflow">in</span><span class="vhdlchar"> </span></b></b> <b><span class="comment">std_logic</span><span class="vhdlchar"> </span></b></td></tr>
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<tr class="memdesc:a5b0cc1fc904e8a360edefca8a94aad6b"><td class="mdescLeft">&#160;</td><td class="mdescRight">dev board tact switch to scroll through some test symbols <br /></td></tr>
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Attributes</h2></td></tr>
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<a class="el" href="class_display_driver_wrapper.html#a4f7ef4185171ed5f6b67070d75215f6f">syn_force_pad</a> &#160;</td><td class="memItemRight" valign="bottom"><b><span class="comment">boolean</span><span class="vhdlchar"> </span></b></td></tr>
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<h2 class="groupheader">Member Data Documentation</h2>
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<a id="afe85e1682ca9b85576a5169bef98848c"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#afe85e1682ca9b85576a5169bef98848c">&#9670;&nbsp;</a></span>disp_data</h2>
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          <td class="memname"><a class="el" href="class_display_driver_wrapper.html#afe85e1682ca9b85576a5169bef98848c">disp_data</a> <b><span class="keywordflow">out</span><span class="vhdlchar"> </span></b> <b><span class="comment">std_logic_vector</span><span class="vhdlchar"> </span><span class="vhdlchar">(</span><span class="vhdlchar"> </span><span class="vhdlchar"> </span> <span class="vhdldigit">14</span> <span class="vhdlchar"> </span><span class="keywordflow">downto</span><span class="vhdlchar"> </span><span class="vhdlchar"> </span> <span class="vhdldigit">0</span> <span class="vhdlchar"> </span><span class="vhdlchar">)</span><span class="vhdlchar"> </span></b> </td>
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        </tr>
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<span class="mlabels"><span class="mlabel">Port</span></span>  </td>
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<p>Typically the data fed to display (single or multiple) is provided for single display at a time. If multiple displays are required together with data goes display select (according typical dynamic display indication). </p>
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<a id="ac39d5faa22b7c7b88914e8915f901d69"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#ac39d5faa22b7c7b88914e8915f901d69">&#9670;&nbsp;</a></span>disp_sel</h2>
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          <td class="memname"><a class="el" href="class_display_driver_wrapper.html#ac39d5faa22b7c7b88914e8915f901d69">disp_sel</a> <b><span class="keywordflow">out</span><span class="vhdlchar"> </span></b> <b><span class="comment">std_logic</span><span class="vhdlchar"> </span></b> </td>
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<span class="mlabels"><span class="mlabel">Port</span></span>  </td>
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<p>If more displays needs to be fed change disp_sel to vector with length equal to number of displays. Use principles of the standard dynamic indication: provide data then enable the displays sequentially. If brightness control is desired just AND the selector and the PWM controller output. </p>
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<hr/>The documentation for this class was generated from the following file:<ul>
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<li>C:/Projects/single-14-segment-display-driver-w-decoder/Project/Sources/<a class="el" href="_display_driver_wrapper_8vhd.html">DisplayDriverWrapper.vhd</a></li>
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