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<title>4-bit Counter</title>
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<p class="MsoNormal"><font size="4"><b>.c file of 4-bit counter</b></font></p>
<p class="MsoNormal">&nbsp;</p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0">#include &lt;genlib.h&gt;</p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0">&nbsp;<o:p>
</o:p>
</p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0">main()</p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0">{</p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0"><span style="mso-spacerun: yes">&nbsp;&nbsp;
</span>DEF_LOFIG(&quot;counter&quot;);</p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0"><span style="mso-spacerun: yes">&nbsp;&nbsp;</span></p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0"><span style="mso-spacerun: yes">&nbsp;&nbsp;
</span>LOCON(&quot;E&quot;,<span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</span>IN, &quot;E&quot;);</p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0"><span style="mso-spacerun: yes">&nbsp;&nbsp;
</span>LOCON(&quot;ck&quot;,<span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</span>IN, &quot;ck&quot;);</p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0"><span style="mso-spacerun: yes">&nbsp;&nbsp;
</span>LOCON(&quot;res&quot;,<span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</span>IN, &quot;res&quot;);</p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0"><span style="mso-spacerun: yes">&nbsp;&nbsp;
</span>LOCON(&quot;vdd&quot;,<span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</span>IN, &quot;vdd&quot;);</p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0"><span style="mso-spacerun: yes">&nbsp;&nbsp;
</span>LOCON(&quot;vss&quot;,<span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span>IN, &quot;vss&quot;);</p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0"><span style="mso-spacerun: yes">&nbsp;&nbsp;
</span>LOCON(&quot;A[0:3]&quot;,<span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</span>INOUT, &quot;A[0:3]&quot;);</p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0"><span style="mso-spacerun: yes">&nbsp;&nbsp;
</span>LOCON(&quot;q_c&quot;,<span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</span>OUT, &quot;q_c&quot;);</p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0">&nbsp;<o:p>
</o:p>
</p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0">LOINS(&quot;a2_y&quot;,&quot;an00&quot;,
&quot;E&quot;,&quot;A[0]&quot;, &quot;c_1&quot;, &quot;vdd&quot; ,&quot;vss&quot;,0);</p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0">LOINS(&quot;a2_y&quot;,&quot;an01&quot;,
&quot;c_1&quot;,&quot;A[1]&quot;, &quot;c_2&quot;, &quot;vdd&quot; ,&quot;vss&quot;,0);</p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0">LOINS(&quot;a2_y&quot;,&quot;an02&quot;,
&quot;c_2&quot;,&quot;A[2]&quot;, &quot;c_3&quot;, &quot;vdd&quot; ,&quot;vss&quot;,0);</p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0">LOINS(&quot;a2_y&quot;,&quot;an03&quot;,
&quot;c_3&quot;,&quot;A[3]&quot;, &quot;q_c&quot;, &quot;vdd&quot; ,&quot;vss&quot;,0);</p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0">&nbsp;<o:p>
</o:p>
</p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0">LOINS(&quot;xr2_y&quot;,&quot;xr00&quot;,
&quot;E&quot;,&quot;A[0]&quot;, &quot;d_1&quot;, &quot;vdd&quot; ,&quot;vss&quot;,0);</p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0">LOINS(&quot;xr2_y&quot;,&quot;xr01&quot;,
&quot;c_1&quot;,&quot;A[1]&quot;, &quot;d_2&quot;, &quot;vdd&quot; ,&quot;vss&quot;,0);</p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0">LOINS(&quot;xr2_y&quot;,&quot;xr02&quot;,
&quot;c_2&quot;,&quot;A[2]&quot;, &quot;d_3&quot;, &quot;vdd&quot; ,&quot;vss&quot;,0);</p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0">LOINS(&quot;xr2_y&quot;,&quot;xr03&quot;,
&quot;c_3&quot;,&quot;A[3]&quot;, &quot;d_4&quot;, &quot;vdd&quot; ,&quot;vss&quot;,0);</p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0">&nbsp;<o:p>
</o:p>
</p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0">&nbsp;<o:p>
</o:p>
</p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0">LOINS(&quot;dffres&quot;,
&quot;dff0&quot;, &quot;d_1&quot;, &quot;ck&quot;,&quot;res&quot;,&quot;A[0]&quot;,&quot;vdd&quot;,&quot;vss&quot;,0);</p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0">LOINS(&quot;dffres&quot;,
&quot;dff1&quot;, &quot;d_2&quot;, &quot;ck&quot;,&quot;res&quot;,&quot;A[1]&quot;,&quot;vdd&quot;,&quot;vss&quot;,0);</p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0">LOINS(&quot;dffres&quot;,
&quot;dff2&quot;, &quot;d_3&quot;, &quot;ck&quot;,&quot;res&quot;,&quot;A[2]&quot;,&quot;vdd&quot;,&quot;vss&quot;,0);</p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0">LOINS(&quot;dffres&quot;,
&quot;dff3&quot;, &quot;d_4&quot;, &quot;ck&quot;,&quot;res&quot;,&quot;A[3]&quot;,&quot;vdd&quot;,&quot;vss&quot;,0);</p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0">&nbsp;<o:p>
</o:p>
</p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0">&nbsp;<o:p>
</o:p>
</p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0"><span style="mso-spacerun: yes">&nbsp;&nbsp;
</span>SAVE_LOFIG();</p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0"><span style="mso-spacerun: yes">&nbsp;&nbsp;
</span>exit(0);</p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0">}</p>
 
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