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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<title>libdragonfly: Buzzer</title> |
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<h1>Buzzer</h1>Functions for controlling the buzzer. Functions for controlling the buzzer. Include <a class="el" href="buzzer_8h.html">buzzer.h</a> to access these functions. |
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<a href="#_details">More...</a><table border="0" cellpadding="0" cellspacing="0"> |
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<tr><td></td></tr> |
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<tr><td colspan="2"><br><h2>Defines</h2></td></tr> |
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<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="gcc39015f57b2efb8810b603f188bdf15"></a><!-- doxytag: member="buzzer::C4" ref="gcc39015f57b2efb8810b603f188bdf15" args="" --> |
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#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group__buzzer.html#gcc39015f57b2efb8810b603f188bdf15">C4</a> 260</td></tr> |
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<tr><td class="mdescLeft"> </td><td class="mdescRight">Middle C. <br></td></tr> |
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<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g879790f58417f0986370ddbcda404ed0"></a><!-- doxytag: member="buzzer::C4s" ref="g879790f58417f0986370ddbcda404ed0" args="" --> |
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#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group__buzzer.html#g879790f58417f0986370ddbcda404ed0">C4s</a> 277</td></tr> |
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<tr><td class="mdescLeft"> </td><td class="mdescRight">C#. <br></td></tr> |
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<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g3d9bb178282c3cb69740c94ba1e48fed"></a><!-- doxytag: member="buzzer::D4" ref="g3d9bb178282c3cb69740c94ba1e48fed" args="" --> |
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#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group__buzzer.html#g3d9bb178282c3cb69740c94ba1e48fed">D4</a> 294</td></tr> |
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<tr><td class="mdescLeft"> </td><td class="mdescRight">D. <br></td></tr> |
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<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g33eb0561dd16dd44c7c23519dd22540a"></a><!-- doxytag: member="buzzer::D4s" ref="g33eb0561dd16dd44c7c23519dd22540a" args="" --> |
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#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group__buzzer.html#g33eb0561dd16dd44c7c23519dd22540a">D4s</a> 311</td></tr> |
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<tr><td class="mdescLeft"> </td><td class="mdescRight">D#. <br></td></tr> |
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<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g4c819074c856b4e67fad4875a92cb2e9"></a><!-- doxytag: member="buzzer::E4" ref="g4c819074c856b4e67fad4875a92cb2e9" args="" --> |
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#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group__buzzer.html#g4c819074c856b4e67fad4875a92cb2e9">E4</a> 330</td></tr> |
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<tr><td class="mdescLeft"> </td><td class="mdescRight">E. <br></td></tr> |
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<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g7fd7918aa90b0ce1dc7ca9fe7a00e9fb"></a><!-- doxytag: member="buzzer::F4" ref="g7fd7918aa90b0ce1dc7ca9fe7a00e9fb" args="" --> |
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#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group__buzzer.html#g7fd7918aa90b0ce1dc7ca9fe7a00e9fb">F4</a> 349</td></tr> |
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<tr><td class="mdescLeft"> </td><td class="mdescRight">F. <br></td></tr> |
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<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g93ff98890b28a2833f1152cc95c3e628"></a><!-- doxytag: member="buzzer::F4s" ref="g93ff98890b28a2833f1152cc95c3e628" args="" --> |
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#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group__buzzer.html#g93ff98890b28a2833f1152cc95c3e628">F4s</a> 370</td></tr> |
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<tr><td class="mdescLeft"> </td><td class="mdescRight">F#. <br></td></tr> |
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<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g6f984a8b01aafc34122cc8bc0d9d5691"></a><!-- doxytag: member="buzzer::G4" ref="g6f984a8b01aafc34122cc8bc0d9d5691" args="" --> |
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#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group__buzzer.html#g6f984a8b01aafc34122cc8bc0d9d5691">G4</a> 392</td></tr> |
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<tr><td class="mdescLeft"> </td><td class="mdescRight">G. <br></td></tr> |
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<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="gaf8daa589f172256505e028dab2954b2"></a><!-- doxytag: member="buzzer::G4s" ref="gaf8daa589f172256505e028dab2954b2" args="" --> |
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#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group__buzzer.html#gaf8daa589f172256505e028dab2954b2">G4s</a> 415</td></tr> |
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<tr><td class="mdescLeft"> </td><td class="mdescRight">G#. <br></td></tr> |
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<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="ga0a03ad95ca0cb887a11e321fa1c9519"></a><!-- doxytag: member="buzzer::A4" ref="ga0a03ad95ca0cb887a11e321fa1c9519" args="" --> |
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#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group__buzzer.html#ga0a03ad95ca0cb887a11e321fa1c9519">A4</a> 440</td></tr> |
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<tr><td class="mdescLeft"> </td><td class="mdescRight">A. <br></td></tr> |
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<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g7063c01bf1877119a8aca7049e02a8cb"></a><!-- doxytag: member="buzzer::A4s" ref="g7063c01bf1877119a8aca7049e02a8cb" args="" --> |
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#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group__buzzer.html#g7063c01bf1877119a8aca7049e02a8cb">A4s</a> 466</td></tr> |
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<tr><td class="mdescLeft"> </td><td class="mdescRight">A#. <br></td></tr> |
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<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g0bf59f84e29fb57d27314583365a88d6"></a><!-- doxytag: member="buzzer::B4" ref="g0bf59f84e29fb57d27314583365a88d6" args="" --> |
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#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group__buzzer.html#g0bf59f84e29fb57d27314583365a88d6">B4</a> 494</td></tr> |
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<tr><td class="mdescLeft"> </td><td class="mdescRight">B. <br></td></tr> |
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<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="g3b69b61d9deb37b13911faf2cf5cf1d5"></a><!-- doxytag: member="buzzer::C5" ref="g3b69b61d9deb37b13911faf2cf5cf1d5" args="" --> |
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#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group__buzzer.html#g3b69b61d9deb37b13911faf2cf5cf1d5">C5</a> 523</td></tr> |
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<tr><td class="mdescLeft"> </td><td class="mdescRight">C. <br></td></tr> |
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<tr><td colspan="2"><br><h2>Functions</h2></td></tr> |
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<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__buzzer.html#g0cead532fdd0c0de5fa1c1de0f6556bd">buzzer_init</a> (void)</td></tr> |
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<tr><td class="mdescLeft"> </td><td class="mdescRight">Initialize the buzzer. <a href="#g0cead532fdd0c0de5fa1c1de0f6556bd"></a><br></td></tr> |
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<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__buzzer.html#g9872f05325dd86a89728d47c8e9158ab">buzzer_set_val</a> (unsigned int buzz_value)</td></tr> |
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<tr><td class="mdescLeft"> </td><td class="mdescRight">Set the value the buzzer plays. <a href="#g9872f05325dd86a89728d47c8e9158ab"></a><br></td></tr> |
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<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__buzzer.html#ga0aba85b0044cb1a44bb28c675d7c193">buzzer_set_freq</a> (unsigned int buzz_freq)</td></tr> |
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<tr><td class="mdescLeft"> </td><td class="mdescRight">Set the frequency the buzzer plays. <a href="#ga0aba85b0044cb1a44bb28c675d7c193"></a><br></td></tr> |
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<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__buzzer.html#ga78239c1255dfea31992f435659df1d7">buzzer_chirp</a> (unsigned int ms, unsigned int buzz_freq)</td></tr> |
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<tr><td class="mdescLeft"> </td><td class="mdescRight">Play a frequency for a specified time. <a href="#ga78239c1255dfea31992f435659df1d7"></a><br></td></tr> |
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<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__buzzer.html#g93d07c81691fec7a85ea85117d6eca4f">buzzer_off</a> (void)</td></tr> |
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<tr><td class="mdescLeft"> </td><td class="mdescRight">Turn the buzzer off. <a href="#g93d07c81691fec7a85ea85117d6eca4f"></a><br></td></tr> |
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</table>
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<hr><a name="_details"></a><h2>Detailed Description</h2> |
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Functions for controlling the buzzer. Functions for controlling the buzzer. Include <a class="el" href="buzzer_8h.html">buzzer.h</a> to access these functions. |
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<p>
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<hr><h2>Function Documentation</h2> |
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<a class="anchor" name="ga78239c1255dfea31992f435659df1d7"></a><!-- doxytag: member="buzzer.c::buzzer_chirp" ref="ga78239c1255dfea31992f435659df1d7" args="(unsigned int ms, unsigned int buzz_freq)" --><p> |
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<td class="md" nowrap valign="top">void buzzer_chirp </td> |
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<td class="md" valign="top">( </td> |
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<td class="md" nowrap valign="top">unsigned int </td> |
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<td class="mdname" nowrap> <em>ms</em>, </td> |
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<td class="md" nowrap>unsigned int </td> |
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<td class="mdname" nowrap> <em>buzz_freq</em></td> |
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<td class="md">) </td> |
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Play a frequency for a specified time. |
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Plays the specified frequency for the specified amount of time. This function blocks execution until the time is completed. buzzer_init must be called before this function can be used.<p>
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<dl compact><dt><b>Parameters:</b></dt><dd> |
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<tr><td valign="top"></td><td valign="top"><em>ms</em> </td><td>the time in milliseconds to play the frequency </td></tr> |
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<tr><td valign="top"></td><td valign="top"><em>buzz_freq</em> </td><td>the frequency to play</td></tr> |
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</dl>
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<dl compact><dt><b>See also:</b></dt><dd><a class="el" href="group__buzzer.html#g0cead532fdd0c0de5fa1c1de0f6556bd">buzzer_init</a>, <a class="el" href="group__buzzer.html#ga0aba85b0044cb1a44bb28c675d7c193">buzzer_set_freq</a> </dd></dl> |
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<a class="anchor" name="g0cead532fdd0c0de5fa1c1de0f6556bd"></a><!-- doxytag: member="buzzer.c::buzzer_init" ref="g0cead532fdd0c0de5fa1c1de0f6556bd" args="(void)" --><p> |
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<td class="md" nowrap valign="top">void buzzer_init </td> |
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<td class="md" valign="top">( </td> |
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<td class="md" nowrap valign="top">void </td> |
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<td class="mdname1" valign="top" nowrap> </td> |
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<td class="md" valign="top"> ) </td> |
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Initialize the buzzer. |
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Initializes the buzzer. Must be called before any other buzzer function may be used. </td>
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<a class="anchor" name="g93d07c81691fec7a85ea85117d6eca4f"></a><!-- doxytag: member="buzzer.c::buzzer_off" ref="g93d07c81691fec7a85ea85117d6eca4f" args="(void)" --><p> |
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<td class="md" nowrap valign="top">void buzzer_off </td> |
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<td class="md" valign="top">( </td> |
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<td class="md" nowrap valign="top">void </td> |
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Turn the buzzer off. |
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Turns off the buzzer by disabling the timer0 clock.<p>
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<dl compact><dt><b>See also:</b></dt><dd><a class="el" href="group__buzzer.html#g0cead532fdd0c0de5fa1c1de0f6556bd">buzzer_init</a> </dd></dl> |
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<a class="anchor" name="ga0aba85b0044cb1a44bb28c675d7c193"></a><!-- doxytag: member="buzzer.c::buzzer_set_freq" ref="ga0aba85b0044cb1a44bb28c675d7c193" args="(unsigned int buzz_freq)" --><p> |
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<td class="md" nowrap valign="top">void buzzer_set_freq </td> |
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<td class="md" valign="top">( </td> |
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<td class="md" nowrap valign="top">unsigned int </td> |
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<td class="mdname1" valign="top" nowrap> <em>buzz_freq</em> </td> |
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Set the frequency the buzzer plays. |
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Sets the buzzer frequency. Usage of constants such as C4 is highly recommended as input to this function. buzzer_init must be called before this function may be used.<p>
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<dl compact><dt><b>Parameters:</b></dt><dd> |
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<table border="0" cellspacing="2" cellpadding="0"> |
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<tr><td valign="top"></td><td valign="top"><em>buzz_freq</em> </td><td>the frequency to set the buzzer to</td></tr> |
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<dl compact><dt><b>See also:</b></dt><dd><a class="el" href="group__buzzer.html#g0cead532fdd0c0de5fa1c1de0f6556bd">buzzer_init</a>, <a class="el" href="group__buzzer.html#g9872f05325dd86a89728d47c8e9158ab">buzzer_set_val</a>, <a class="el" href="group__buzzer.html#g93d07c81691fec7a85ea85117d6eca4f">buzzer_off</a> </dd></dl> |
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<a class="anchor" name="g9872f05325dd86a89728d47c8e9158ab"></a><!-- doxytag: member="buzzer.c::buzzer_set_val" ref="g9872f05325dd86a89728d47c8e9158ab" args="(unsigned int buzz_value)" --><p> |
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<td class="md" nowrap valign="top">void buzzer_set_val </td> |
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<td class="md" valign="top">( </td> |
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<td class="md" nowrap valign="top">unsigned int </td> |
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<td class="mdname1" valign="top" nowrap> <em>buzz_value</em> </td> |
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Set the value the buzzer plays. |
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Sets the value of the buzzer's pitch. Higher values are lower frequencies.<p>
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<dl compact><dt><b>Parameters:</b></dt><dd> |
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<tr><td valign="top"></td><td valign="top"><em>buzz_value</em> </td><td>the value to set the buzzer's frequency too, in the range 0-255</td></tr> |
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<dl compact><dt><b>See also:</b></dt><dd><a class="el" href="group__buzzer.html#g0cead532fdd0c0de5fa1c1de0f6556bd">buzzer_init</a>, <a class="el" href="group__buzzer.html#ga0aba85b0044cb1a44bb28c675d7c193">buzzer_set_freq</a>, <a class="el" href="group__buzzer.html#g93d07c81691fec7a85ea85117d6eca4f">buzzer_off</a> </dd></dl> |
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<hr size="1"><address style="align: right;"><small>Generated on Fri Sep 14 15:36:18 2007 for libdragonfly by |
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<a href="http://www.doxygen.org/index.html"> |
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<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.4.6 </small></address> |
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