<?xml version="1.0" encoding='utf-8'?>
<!DOCTYPE wml PUBLIC "-//WAPFORUM//DTD WML 1.1//EN" "http://www.wapforum.org/DTD/wml_1.1.xml">
<wml>
<card id="card1" title="Sequential logic - Page 2 - Wikipedia">
<p>
<a accesskey="1" href="page.php?w=sequential_logic&amp;p=1">1.Previous</a><br />
<a accesskey="3" href="page.php?w=sequential_logic&amp;p=3">3.Next</a>
</p>
<p>combinational logic does not.</p>

<p>Sequential logic is used to construct <a href="page.php?w=finite-state_machine">finite-state machine</a>s, a basic building block in all digital circuitry. Virtually all circuits in practical digital devices are a mixture of combinational and sequential logic.</p>

<p>A familiar example of a device with sequential logic is a <a href="page.php?w=television_set">television set</a> with "channel up" and "channel down" buttons. Pressing the "up" button gives the television an input telling it to switch to the</p><p>
<a accesskey="1" href="page.php?w=sequential_logic&amp;p=1">1.Previous</a><br />
<a accesskey="3" href="page.php?w=sequential_logic&amp;p=3">3.Next</a>
</p>

<do type="prev" label="Search">
        <go href="search.wml"/>
</do>

</card>
</wml>
