<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <meta http-equiv="X-UA-Compatible" content="IE=9"/> <meta name="generator" content="Doxygen 1.8.11"/> <title>SDK4.0: TIMER</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="jquery.js"></script> <script type="text/javascript" src="dynsections.js"></script> <link href="search/search.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="search/searchdata.js"></script> <script type="text/javascript" src="search/search.js"></script> <script type="text/javascript"> $(document).ready(function() { init_search(); }); </script> <link href="doxygen.css" rel="stylesheet" type="text/css" /> </head> <body> <div id="top"><!-- do not remove this div, it is closed by doxygen! --> <div id="titlearea"> <table cellspacing="0" cellpadding="0"> <tbody> <tr style="height: 56px;"> <td id="projectalign" style="padding-left: 0.5em;"> <div id="projectname">SDK4.0 </div> <div id="projectbrief">This document shows Ameba SDK 4.0 APIs</div> </td> </tr> </tbody> </table> </div> <!-- end header part --> <!-- Generated by Doxygen 1.8.11 --> <script type="text/javascript"> var searchBox = new SearchBox("searchBox", "search",false,'Search'); </script> <div id="navrow1" class="tabs"> <ul class="tablist"> <li><a href="index.html"><span>Main Page</span></a></li> <li class="current"><a href="modules.html"><span>Modules</span></a></li> <li><a href="annotated.html"><span>Data Structures</span></a></li> <li><a href="files.html"><span>Files</span></a></li> <li> <div id="MSearchBox" class="MSearchBoxInactive"> <span class="left"> <img id="MSearchSelect" src="search/mag_sel.png" onmouseover="return searchBox.OnSearchSelectShow()" onmouseout="return searchBox.OnSearchSelectHide()" alt=""/> <input type="text" id="MSearchField" value="Search" accesskey="S" onfocus="searchBox.OnSearchFieldFocus(true)" onblur="searchBox.OnSearchFieldFocus(false)" onkeyup="searchBox.OnSearchFieldChange(event)"/> </span><span class="right"> <a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a> </span> </div> </li> </ul> </div> </div><!-- top --> <!-- window showing the filter options --> <div id="MSearchSelectWindow" onmouseover="return searchBox.OnSearchSelectShow()" onmouseout="return searchBox.OnSearchSelectHide()" onkeydown="return searchBox.OnSearchSelectKey(event)"> </div> <!-- iframe showing the search results (closed by default) --> <div id="MSearchResultsWindow"> <iframe src="javascript:void(0)" frameborder="0" name="MSearchResults" id="MSearchResults"> </iframe> </div> <div class="header"> <div class="summary"> <a href="#enumval-members">Enumerator</a> </div> <div class="headertitle"> <div class="title">TIMER<div class="ingroups"><a class="el" href="group__sdk.html">Ameba SDK</a> » <a class="el" href="group__hal.html">HAL</a></div></div> </div> </div><!--header--> <div class="contents"> <p>timer functions <a href="#details">More...</a></p> <table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="member-group"></a> Ameba Common</h2></td></tr> <tr class="memitem:ga9041b3db8eb28b8b0ad7740f24b4fcef"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ga9041b3db8eb28b8b0ad7740f24b4fcef"></a> typedef struct gtimer_s </td><td class="memItemRight" valign="bottom"><b>gtimer_t</b></td></tr> <tr class="separator:ga9041b3db8eb28b8b0ad7740f24b4fcef"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga8378a651a617544dd4c93a5313e2f690"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ga8378a651a617544dd4c93a5313e2f690"></a> typedef void(* </td><td class="memItemRight" valign="bottom"><b>gtimer_irq_handler</b>) (uint32_t id)</td></tr> <tr class="separator:ga8378a651a617544dd4c93a5313e2f690"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gaa5677feb7776f5779f4b98ce17d1cc02"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__timer.html#gaa5677feb7776f5779f4b98ce17d1cc02">gtimer_init</a> (gtimer_t *obj, uint32_t tid)</td></tr> <tr class="memdesc:gaa5677feb7776f5779f4b98ce17d1cc02"><td class="mdescLeft"> </td><td class="mdescRight">Initializes the timer, including clock/function/timer registers. <a href="#gaa5677feb7776f5779f4b98ce17d1cc02">More...</a><br /></td></tr> <tr class="separator:gaa5677feb7776f5779f4b98ce17d1cc02"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga314f507400989dbc81493477fc46707a"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__timer.html#ga314f507400989dbc81493477fc46707a">gtimer_deinit</a> (gtimer_t *obj)</td></tr> <tr class="memdesc:ga314f507400989dbc81493477fc46707a"><td class="mdescLeft"> </td><td class="mdescRight">Deinitializes the timer, including clock/function/timer registers. <a href="#ga314f507400989dbc81493477fc46707a">More...</a><br /></td></tr> <tr class="separator:ga314f507400989dbc81493477fc46707a"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gad7b1b6f347b4d33026728e95e914cbed"><td class="memItemLeft" align="right" valign="top">uint32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group__timer.html#gad7b1b6f347b4d33026728e95e914cbed">gtimer_read_tick</a> (gtimer_t *obj)</td></tr> <tr class="memdesc:gad7b1b6f347b4d33026728e95e914cbed"><td class="mdescLeft"> </td><td class="mdescRight">Read current timer tick in Gtimer clock(0~32768). <a href="#gad7b1b6f347b4d33026728e95e914cbed">More...</a><br /></td></tr> <tr class="separator:gad7b1b6f347b4d33026728e95e914cbed"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gae786e76349356f2a663efad813949779"><td class="memItemLeft" align="right" valign="top">uint64_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group__timer.html#gae786e76349356f2a663efad813949779">gtimer_read_us</a> (gtimer_t *obj)</td></tr> <tr class="memdesc:gae786e76349356f2a663efad813949779"><td class="mdescLeft"> </td><td class="mdescRight">Read current timer tick in microsecond. <a href="#gae786e76349356f2a663efad813949779">More...</a><br /></td></tr> <tr class="separator:gae786e76349356f2a663efad813949779"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gaa2d47ce0c48fcf2400658380ad5e53ba"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__timer.html#gaa2d47ce0c48fcf2400658380ad5e53ba">gtimer_reload</a> (gtimer_t *obj, uint32_t duration_us)</td></tr> <tr class="memdesc:gaa2d47ce0c48fcf2400658380ad5e53ba"><td class="mdescLeft"> </td><td class="mdescRight">Reload timer. <a href="#gaa2d47ce0c48fcf2400658380ad5e53ba">More...</a><br /></td></tr> <tr class="separator:gaa2d47ce0c48fcf2400658380ad5e53ba"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga59d52d9ceface7f586e01db02be13ced"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__timer.html#ga59d52d9ceface7f586e01db02be13ced">gtimer_start</a> (gtimer_t *obj)</td></tr> <tr class="memdesc:ga59d52d9ceface7f586e01db02be13ced"><td class="mdescLeft"> </td><td class="mdescRight">Start the timer. <a href="#ga59d52d9ceface7f586e01db02be13ced">More...</a><br /></td></tr> <tr class="separator:ga59d52d9ceface7f586e01db02be13ced"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga7162bda0f1f58b1fc576bb1e37f48caf"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__timer.html#ga7162bda0f1f58b1fc576bb1e37f48caf">gtimer_start_one_shout</a> (gtimer_t *obj, uint32_t duration_us, void *handler, uint32_t hid)</td></tr> <tr class="memdesc:ga7162bda0f1f58b1fc576bb1e37f48caf"><td class="mdescLeft"> </td><td class="mdescRight">Set up a shout timer, including clock/function/timer registers. <a href="#ga7162bda0f1f58b1fc576bb1e37f48caf">More...</a><br /></td></tr> <tr class="separator:ga7162bda0f1f58b1fc576bb1e37f48caf"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga69ae3d0ab54e6384d0059c769bfe71a5"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__timer.html#ga69ae3d0ab54e6384d0059c769bfe71a5">gtimer_start_periodical</a> (gtimer_t *obj, uint32_t duration_us, void *handler, uint32_t hid)</td></tr> <tr class="memdesc:ga69ae3d0ab54e6384d0059c769bfe71a5"><td class="mdescLeft"> </td><td class="mdescRight">Set up a periodic timer, including clock/function/timer registers. <a href="#ga69ae3d0ab54e6384d0059c769bfe71a5">More...</a><br /></td></tr> <tr class="separator:ga69ae3d0ab54e6384d0059c769bfe71a5"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga1d5aa11977d4ec8ecb133a3388d1db01"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__timer.html#ga1d5aa11977d4ec8ecb133a3388d1db01">gtimer_stop</a> (gtimer_t *obj)</td></tr> <tr class="memdesc:ga1d5aa11977d4ec8ecb133a3388d1db01"><td class="mdescLeft"> </td><td class="mdescRight">Stop the timer, including clock/function/timer registers. <a href="#ga1d5aa11977d4ec8ecb133a3388d1db01">More...</a><br /></td></tr> <tr class="separator:ga1d5aa11977d4ec8ecb133a3388d1db01"><td class="memSeparator" colspan="2"> </td></tr> </table><table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="member-group"></a> Ameba Only</h2></td></tr> <tr class="memitem:gabc6126af1d45847bc59afa0aa3216b04"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="gabc6126af1d45847bc59afa0aa3216b04"></a>enum  </td><td class="memItemRight" valign="bottom">{ <br />   <b>TIMER0</b> = 2, <b>TIMER1</b> = 3, <b>TIMER2</b> = 4, <b>TIMER3</b> = 5, <br />   <b>TIMER4</b> = 0, <b>GTIMER_MAX</b> = 5 <br /> }</td></tr> <tr class="separator:gabc6126af1d45847bc59afa0aa3216b04"><td class="memSeparator" colspan="2"> </td></tr> </table><table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="member-group"></a> AmebaZ Only</h2></td></tr> <tr class="memitem:gadc29c2ff13d900c2f185ee95427fb06c"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="gadc29c2ff13d900c2f185ee95427fb06c"></a>enum  </td><td class="memItemRight" valign="bottom">{ <br />   <b>TIMER0</b> = 2, <b>TIMER1</b> = 3, <b>TIMER2</b> = 4, <b>TIMER3</b> = 5, <br />   <b>GTIMER_MAX</b> = 5 <br /> }</td></tr> <tr class="separator:gadc29c2ff13d900c2f185ee95427fb06c"><td class="memSeparator" colspan="2"> </td></tr> </table> <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> <p>timer functions </p> <h2 class="groupheader">Function Documentation</h2> <a class="anchor" id="ga314f507400989dbc81493477fc46707a"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void gtimer_deinit </td> <td>(</td> <td class="paramtype">gtimer_t * </td> <td class="paramname"><em>obj</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>Deinitializes the timer, including clock/function/timer registers. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">obj</td><td>gtimer object defined in application software. </td></tr> </table> </dd> </dl> <dl class="retval"><dt>Return values</dt><dd> <table class="retval"> <tr><td class="paramname">none</td><td></td></tr> </table> </dd> </dl> </div> </div> <a class="anchor" id="gaa5677feb7776f5779f4b98ce17d1cc02"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void gtimer_init </td> <td>(</td> <td class="paramtype">gtimer_t * </td> <td class="paramname"><em>obj</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">uint32_t </td> <td class="paramname"><em>tid</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>Initializes the timer, including clock/function/timer registers. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">obj</td><td>gtimer object defined in application software. </td></tr> <tr><td class="paramname">tid</td><td>the timer struct ID defined in gtimer structure. </td></tr> </table> </dd> </dl> <dl class="retval"><dt>Return values</dt><dd> <table class="retval"> <tr><td class="paramname">none</td><td></td></tr> </table> </dd> </dl> </div> </div> <a class="anchor" id="gad7b1b6f347b4d33026728e95e914cbed"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">uint32_t gtimer_read_tick </td> <td>(</td> <td class="paramtype">gtimer_t * </td> <td class="paramname"><em>obj</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>Read current timer tick in Gtimer clock(0~32768). </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">obj</td><td>gtimer object defined in application software. </td></tr> </table> </dd> </dl> <dl class="retval"><dt>Return values</dt><dd> <table class="retval"> <tr><td class="paramname">32</td><td>bit tick time </td></tr> </table> </dd> </dl> </div> </div> <a class="anchor" id="gae786e76349356f2a663efad813949779"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">uint64_t gtimer_read_us </td> <td>(</td> <td class="paramtype">gtimer_t * </td> <td class="paramname"><em>obj</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>Read current timer tick in microsecond. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">obj</td><td>gtimer object defined in application software. </td></tr> </table> </dd> </dl> <dl class="retval"><dt>Return values</dt><dd> <table class="retval"> <tr><td class="paramname">64</td><td>bit tick time </td></tr> </table> </dd> </dl> </div> </div> <a class="anchor" id="gaa2d47ce0c48fcf2400658380ad5e53ba"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void gtimer_reload </td> <td>(</td> <td class="paramtype">gtimer_t * </td> <td class="paramname"><em>obj</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">uint32_t </td> <td class="paramname"><em>duration_us</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>Reload timer. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">obj</td><td>gtimer object defined in application software. </td></tr> <tr><td class="paramname">duration_us</td><td>the time in microsecond of gtimer to reload. </td></tr> </table> </dd> </dl> <dl class="retval"><dt>Return values</dt><dd> <table class="retval"> <tr><td class="paramname">none</td><td></td></tr> </table> </dd> </dl> </div> </div> <a class="anchor" id="ga59d52d9ceface7f586e01db02be13ced"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void gtimer_start </td> <td>(</td> <td class="paramtype">gtimer_t * </td> <td class="paramname"><em>obj</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>Start the timer. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">obj</td><td>gtimer object defined in application software. </td></tr> </table> </dd> </dl> <dl class="retval"><dt>Return values</dt><dd> <table class="retval"> <tr><td class="paramname">none</td><td></td></tr> </table> </dd> </dl> </div> </div> <a class="anchor" id="ga7162bda0f1f58b1fc576bb1e37f48caf"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void gtimer_start_one_shout </td> <td>(</td> <td class="paramtype">gtimer_t * </td> <td class="paramname"><em>obj</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">uint32_t </td> <td class="paramname"><em>duration_us</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">void * </td> <td class="paramname"><em>handler</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">uint32_t </td> <td class="paramname"><em>hid</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>Set up a shout timer, including clock/function/timer registers. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">obj</td><td>gtimer object defined in application software. </td></tr> <tr><td class="paramname">duration_us</td><td>the period in microsecond of gtimer. </td></tr> <tr><td class="paramname">handler</td><td>The Pointer to the function that program runs into when timer is up. </td></tr> <tr><td class="paramname">hid</td><td>the timer struct ID defined in gtimer structure. </td></tr> </table> </dd> </dl> <dl class="retval"><dt>Return values</dt><dd> <table class="retval"> <tr><td class="paramname">none</td><td></td></tr> </table> </dd> </dl> </div> </div> <a class="anchor" id="ga69ae3d0ab54e6384d0059c769bfe71a5"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void gtimer_start_periodical </td> <td>(</td> <td class="paramtype">gtimer_t * </td> <td class="paramname"><em>obj</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">uint32_t </td> <td class="paramname"><em>duration_us</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">void * </td> <td class="paramname"><em>handler</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">uint32_t </td> <td class="paramname"><em>hid</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>Set up a periodic timer, including clock/function/timer registers. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">obj</td><td>gtimer object defined in application software. </td></tr> <tr><td class="paramname">duration_us</td><td>the period in microsecond of gtimer. </td></tr> <tr><td class="paramname">handler</td><td>The Pointer to function that program runs into when timer is up. </td></tr> <tr><td class="paramname">hid</td><td>the timer struct ID defined in gtimer structure. </td></tr> </table> </dd> </dl> <dl class="retval"><dt>Return values</dt><dd> <table class="retval"> <tr><td class="paramname">none</td><td></td></tr> </table> </dd> </dl> </div> </div> <a class="anchor" id="ga1d5aa11977d4ec8ecb133a3388d1db01"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void gtimer_stop </td> <td>(</td> <td class="paramtype">gtimer_t * </td> <td class="paramname"><em>obj</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>Stop the timer, including clock/function/timer registers. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">obj</td><td>gtimer object defined in application software. </td></tr> </table> </dd> </dl> <dl class="retval"><dt>Return values</dt><dd> <table class="retval"> <tr><td class="paramname">none</td><td></td></tr> </table> </dd> </dl> </div> </div> </div><!-- contents --> <!-- start footer part --> <hr class="footer"/><address class="footer"><small> Generated by  <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/> </a> 1.8.11 </small></address> </body> </html>