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CoffeePi


			
				
					
						
						
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<a href="#func-members">Functions</a> &#124;
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<div class="textblock"><code>#include &lt;stdio.h&gt;</code><br />
<code>#include &lt;stdlib.h&gt;</code><br />
<code>#include &lt;string.h&gt;</code><br />
<code>#include &lt;errno.h&gt;</code><br />
<code>#include &lt;stdint.h&gt;</code><br />
<code>#include &lt;wiringPi.h&gt;</code><br />
<code>#include &lt;pthread.h&gt;</code><br />
<code>#include &lt;unistd.h&gt;</code><br />
<code>#include &lt;iostream&gt;</code><br />
<code>#include &lt;csignal&gt;</code><br />
<code>#include &lt;time.h&gt;</code><br />
<code>#include &lt;ctime&gt;</code><br />
<code>#include &quot;<a class="el" href="coffee_8h_source.html">coffee.h</a>&quot;</code><br />
<code>#include &quot;<a class="el" href="hal_8h_source.html">hal.h</a>&quot;</code><br />
<code>#include &quot;<a class="el" href="logger_8h_source.html">logger.h</a>&quot;</code><br />
<code>#include &quot;<a class="el" href="timer_8h_source.html">timer.h</a>&quot;</code><br />
<code>#include &quot;<a class="el" href="database_8h_source.html">database.h</a>&quot;</code><br />
<code>#include &quot;<a class="el" href="display_8h_source.html">display.h</a>&quot;</code><br />
</div><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:afed8c565650f5808745b6c6c7d45462c"><td class="memItemLeft" align="right" valign="top">void *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="coffee_8cpp.html#afed8c565650f5808745b6c6c7d45462c">coffeeThread</a> (void *threadid)</td></tr>
<tr class="memdesc:afed8c565650f5808745b6c6c7d45462c"><td class="mdescLeft">&#160;</td><td class="mdescRight">Thread for the finite state machine It represents the current state of the machine and handles signals coming from the pressure control, buttons, the brew switch and the proximity sensor.  <a href="#afed8c565650f5808745b6c6c7d45462c">More...</a><br /></td></tr>
<tr class="separator:afed8c565650f5808745b6c6c7d45462c"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a44f0ebaec249d2ce6316c1bddff54d79"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="coffee_8cpp.html#a44f0ebaec249d2ce6316c1bddff54d79">coffeeHandler</a> (int signum, siginfo_t *siginfo, void *context)</td></tr>
<tr class="memdesc:a44f0ebaec249d2ce6316c1bddff54d79"><td class="mdescLeft">&#160;</td><td class="mdescRight">Handler for the Signal send to this thread It saves the type of signal received and tracks the time between a push and release event of up to 4 signals The time is stored in the HalEvent variable when a release event is received.  <a href="#a44f0ebaec249d2ce6316c1bddff54d79">More...</a><br /></td></tr>
<tr class="separator:a44f0ebaec249d2ce6316c1bddff54d79"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a3290268b8fcbba9a6b642b68860a8503"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="coffee_8cpp.html#a3290268b8fcbba9a6b642b68860a8503">getSigValue</a> (void)</td></tr>
<tr class="memdesc:a3290268b8fcbba9a6b642b68860a8503"><td class="mdescLeft">&#160;</td><td class="mdescRight">returns the Signal value from the last received Signal and clears the variable  <a href="#a3290268b8fcbba9a6b642b68860a8503">More...</a><br /></td></tr>
<tr class="separator:a3290268b8fcbba9a6b642b68860a8503"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a63f25020d1567a2d5e03a9a59e75a0fc"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="coffee_8cpp.html#a63f25020d1567a2d5e03a9a59e75a0fc">SigValueEmpty</a> (void)</td></tr>
<tr class="separator:a63f25020d1567a2d5e03a9a59e75a0fc"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ae4d9681385a3f678dee40458cf55dca0"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="coffee_8cpp.html#ae4d9681385a3f678dee40458cf55dca0">changeState</a> (int newState)</td></tr>
<tr class="memdesc:ae4d9681385a3f678dee40458cf55dca0"><td class="mdescLeft">&#160;</td><td class="mdescRight">Changes the state of the machine to newState prints the change to the logger.  <a href="#ae4d9681385a3f678dee40458cf55dca0">More...</a><br /></td></tr>
<tr class="separator:ae4d9681385a3f678dee40458cf55dca0"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:afc0b4325b7cabe49f623d5e44aaa37d7"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="coffee_8cpp.html#afc0b4325b7cabe49f623d5e44aaa37d7">getState</a> (void)</td></tr>
<tr class="memdesc:afc0b4325b7cabe49f623d5e44aaa37d7"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns the current state of the FSM.  <a href="#afc0b4325b7cabe49f623d5e44aaa37d7">More...</a><br /></td></tr>
<tr class="separator:afc0b4325b7cabe49f623d5e44aaa37d7"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a66d75a676639d0f8e56c0efe76547482"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="coffee_8cpp.html#a66d75a676639d0f8e56c0efe76547482">brewTimeHandler</a> (void)</td></tr>
<tr class="memdesc:a66d75a676639d0f8e56c0efe76547482"><td class="mdescLeft">&#160;</td><td class="mdescRight">Counter for the brew time refresh every 200ms.  <a href="#a66d75a676639d0f8e56c0efe76547482">More...</a><br /></td></tr>
<tr class="separator:a66d75a676639d0f8e56c0efe76547482"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a5c611f1d81caf2f51c8b77b307028e4d"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="coffee_8cpp.html#a5c611f1d81caf2f51c8b77b307028e4d">coffeeTerminate</a> (void)</td></tr>
<tr class="memdesc:a5c611f1d81caf2f51c8b77b307028e4d"><td class="mdescLeft">&#160;</td><td class="mdescRight">handles program termination  <a href="#a5c611f1d81caf2f51c8b77b307028e4d">More...</a><br /></td></tr>
<tr class="separator:a5c611f1d81caf2f51c8b77b307028e4d"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a343324d9863aa6eb3d7e2a183aec4a09"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="coffee_8cpp.html#a343324d9863aa6eb3d7e2a183aec4a09">coffeeBrew</a> (void)</td></tr>
<tr class="memdesc:a343324d9863aa6eb3d7e2a183aec4a09"><td class="mdescLeft">&#160;</td><td class="mdescRight">Brewing process.  <a href="#a343324d9863aa6eb3d7e2a183aec4a09">More...</a><br /></td></tr>
<tr class="separator:a343324d9863aa6eb3d7e2a183aec4a09"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a7c29bb32c4f3971f78dd515e568042c3"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="coffee_8cpp.html#a7c29bb32c4f3971f78dd515e568042c3">coffeeIncreaseBrewCounter</a> (void)</td></tr>
<tr class="separator:a7c29bb32c4f3971f78dd515e568042c3"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a11b81e21f5769fc6b0e55ecbac8d3976"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="coffee_8cpp.html#a11b81e21f5769fc6b0e55ecbac8d3976">coffeeIncreaseHeatingTime</a> (uint64_t <a class="el" href="coffee_8cpp.html#ac88c1bf95effb2aeddc71b1c2cf9034b">heatingTime</a>)</td></tr>
<tr class="separator:a11b81e21f5769fc6b0e55ecbac8d3976"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="var-members"></a>
Variables</h2></td></tr>
<tr class="memitem:a89f234133d3efe315836311cbf21c64b"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="coffee_8cpp.html#a89f234133d3efe315836311cbf21c64b">state</a></td></tr>
<tr class="separator:a89f234133d3efe315836311cbf21c64b"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a959eceab8fe67a33076aa42e877441a5"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="coffee_8cpp.html#a959eceab8fe67a33076aa42e877441a5">sigValue</a></td></tr>
<tr class="separator:a959eceab8fe67a33076aa42e877441a5"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a3756d547bc4c41a306650f4f4bbb930c"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="coffee_8cpp.html#a3756d547bc4c41a306650f4f4bbb930c">brewTime</a></td></tr>
<tr class="separator:a3756d547bc4c41a306650f4f4bbb930c"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a25ddb2af4585729d37dab1e1b5bb0b06"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classtimer.html">timer</a> brewTimer &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="coffee_8cpp.html#a25ddb2af4585729d37dab1e1b5bb0b06">brewTimeHandler</a></td></tr>
<tr class="separator:a25ddb2af4585729d37dab1e1b5bb0b06"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a1426cd37aa49a96e7bcf12d26cde1a0d"><td class="memItemLeft" align="right" valign="top">clock_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="coffee_8cpp.html#a1426cd37aa49a96e7bcf12d26cde1a0d">beginHeating</a></td></tr>
<tr class="separator:a1426cd37aa49a96e7bcf12d26cde1a0d"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a1aaa11435974ab87937d68b01ee71074"><td class="memItemLeft" align="right" valign="top">clock_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="coffee_8cpp.html#a1aaa11435974ab87937d68b01ee71074">endHeating</a></td></tr>
<tr class="separator:a1aaa11435974ab87937d68b01ee71074"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ac88c1bf95effb2aeddc71b1c2cf9034b"><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="coffee_8cpp.html#ac88c1bf95effb2aeddc71b1c2cf9034b">heatingTime</a></td></tr>
<tr class="separator:ac88c1bf95effb2aeddc71b1c2cf9034b"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table>
<h2 class="groupheader">Function Documentation</h2>
<a class="anchor" id="a66d75a676639d0f8e56c0efe76547482"></a>
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void brewTimeHandler </td>
          <td>(</td>
          <td class="paramtype">void&#160;</td>
          <td class="paramname"></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Counter for the brew time refresh every 200ms. </p>

</div>
</div>
<a class="anchor" id="ae4d9681385a3f678dee40458cf55dca0"></a>
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void changeState </td>
          <td>(</td>
          <td class="paramtype">int&#160;</td>
          <td class="paramname"><em>newState</em></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Changes the state of the machine to newState prints the change to the logger. </p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">newState</td><td></td></tr>
  </table>
  </dd>
</dl>

</div>
</div>
<a class="anchor" id="a343324d9863aa6eb3d7e2a183aec4a09"></a>
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void coffeeBrew </td>
          <td>(</td>
          <td class="paramtype">void&#160;</td>
          <td class="paramname"></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Brewing process. </p>

</div>
</div>
<a class="anchor" id="a44f0ebaec249d2ce6316c1bddff54d79"></a>
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void coffeeHandler </td>
          <td>(</td>
          <td class="paramtype">int&#160;</td>
          <td class="paramname"><em>signum</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">siginfo_t *&#160;</td>
          <td class="paramname"><em>siginfo</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">void *&#160;</td>
          <td class="paramname"><em>context</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Handler for the Signal send to this thread It saves the type of signal received and tracks the time between a push and release event of up to 4 signals The time is stored in the HalEvent variable when a release event is received. </p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">signum</td><td></td></tr>
    <tr><td class="paramname">siginfo</td><td></td></tr>
    <tr><td class="paramname">context</td><td></td></tr>
  </table>
  </dd>
</dl>

</div>
</div>
<a class="anchor" id="a7c29bb32c4f3971f78dd515e568042c3"></a>
<div class="memitem">
<div class="memproto">
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        <tr>
          <td class="memname">void coffeeIncreaseBrewCounter </td>
          <td>(</td>
          <td class="paramtype">void&#160;</td>
          <td class="paramname"></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">

</div>
</div>
<a class="anchor" id="a11b81e21f5769fc6b0e55ecbac8d3976"></a>
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void coffeeIncreaseHeatingTime </td>
          <td>(</td>
          <td class="paramtype">uint64_t&#160;</td>
          <td class="paramname"><em>heatingTime</em></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">

</div>
</div>
<a class="anchor" id="a5c611f1d81caf2f51c8b77b307028e4d"></a>
<div class="memitem">
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        <tr>
          <td class="memname">void coffeeTerminate </td>
          <td>(</td>
          <td class="paramtype">void&#160;</td>
          <td class="paramname"></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">

<p>handles program termination </p>

</div>
</div>
<a class="anchor" id="afed8c565650f5808745b6c6c7d45462c"></a>
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void* coffeeThread </td>
          <td>(</td>
          <td class="paramtype">void *&#160;</td>
          <td class="paramname"><em>threadid</em></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Thread for the finite state machine It represents the current state of the machine and handles signals coming from the pressure control, buttons, the brew switch and the proximity sensor. </p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">threadid</td><td>the ID of the thread </td></tr>
  </table>
  </dd>
</dl>

</div>
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<p>returns the Signal value from the last received Signal and clears the variable </p>
<dl class="section return"><dt>Returns</dt><dd>value sent with the last signal </dd></dl>

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<p>Returns the current state of the FSM. </p>

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<h2 class="groupheader">Variable Documentation</h2>
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          <td class="memname"><a class="el" href="classtimer.html">timer</a> brewTimer&amp; brewTimeHandler</td>
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