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<h2>
  <a name="1102265"> </a><font color="#003366"  face="Verdana, Arial, Helvetica, sans-serif">divstep</font>
</h2><hr>


<p>
  <a name="1102268"> </a><font size=2  face="Verdana, Arial, Helvetica, sans-serif">divide step</font>
</p>


<h5>
  <a name="1105035"> </a><i><font color="#003366"  face="Verdana, Arial, Helvetica, sans-serif">Code</font></i>
</h5>


<p>
  <a name="1102269"> </a><font size=2  face="Verdana, Arial, Helvetica, sans-serif">21 F8</font>
</p>


<h5>
  <a name="1105828"> </a><i><font color="#003366"  face="Verdana, Arial, Helvetica, sans-serif">Description</font></i>
</h5>


<p>
  <a name="1102270"> </a><font size=2  face="Verdana, Arial, Helvetica, sans-serif">Perform a step of an integer division to generate 4 bits of the quotient. <span class=Signal>Areg</span> holds the positive divisor. <span class=Signal>Breg</span> and <span class=Signal>Creg</span> hold the non-negative dividend or partial remainder and the partial result. Before the first step, <span class=Signal>Breg</span> holds the dividend and <span class=Signal>Creg</span> must be 0. After performing <strong>divstep</strong> eight times, <span class=Signal>Breg</span> will hold the quotient and <span class=Signal>Creg</span> the remainder.</font>
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<h5>
  <a name="1138381"> </a><i><font color="#003366"  face="Verdana, Arial, Helvetica, sans-serif">Definition</font></i>
</h5>


<p>
  <a name="1138382"> </a><font size=2  face="Verdana, Arial, Helvetica, sans-serif">if (<span class=Signal>Areg</span> &gt; 0 and <span class=Signal>Breg</span> <font  face="Verdana, Arial, Helvetica, sans-serif"><img src="images/inst_sea.gif" height="12" width="8">
</font> 0 and <span class=Signal>Creg</span> <font  face="Verdana, Arial, Helvetica, sans-serif"><img src="images/inst_sa2.gif" height="12" width="8">
</font> 0 )<br>{<br><font  face="Verdana, Arial, Helvetica, sans-serif"><i>

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