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<tr style="height: 56px;">
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<td id="projectalign" style="padding-left: 0.5em;">
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<div id="projectname">SDK4.0
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</div>
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<div id="projectbrief">This document shows Ameba SDK 4.0 APIs</div>
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</div>
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<div class="header">
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<div class="summary">
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<a href="#enumval-members">Enumerator</a> </div>
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<div class="headertitle">
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<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>
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</div><!--header-->
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<div class="contents">
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<p>timer functions
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<a href="#details">More...</a></p>
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<table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="member-group"></a>
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Ameba Common</h2></td></tr>
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<tr class="memitem:ga9041b3db8eb28b8b0ad7740f24b4fcef"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ga9041b3db8eb28b8b0ad7740f24b4fcef"></a>
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typedef struct gtimer_s </td><td class="memItemRight" valign="bottom"><b>gtimer_t</b></td></tr>
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<tr class="separator:ga9041b3db8eb28b8b0ad7740f24b4fcef"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga8378a651a617544dd4c93a5313e2f690"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ga8378a651a617544dd4c93a5313e2f690"></a>
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typedef void(* </td><td class="memItemRight" valign="bottom"><b>gtimer_irq_handler</b>) (uint32_t id)</td></tr>
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<tr class="separator:ga8378a651a617544dd4c93a5313e2f690"><td class="memSeparator" colspan="2"> </td></tr>
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<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>
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<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>
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<tr class="separator:gaa5677feb7776f5779f4b98ce17d1cc02"><td class="memSeparator" colspan="2"> </td></tr>
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<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>
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<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>
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<tr class="separator:ga314f507400989dbc81493477fc46707a"><td class="memSeparator" colspan="2"> </td></tr>
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<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>
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<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>
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<tr class="separator:gad7b1b6f347b4d33026728e95e914cbed"><td class="memSeparator" colspan="2"> </td></tr>
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<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>
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<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>
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<tr class="separator:gae786e76349356f2a663efad813949779"><td class="memSeparator" colspan="2"> </td></tr>
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<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>
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<tr class="memdesc:gaa2d47ce0c48fcf2400658380ad5e53ba"><td class="mdescLeft"> </td><td class="mdescRight">Reload timer. <a href="#gaa2d47ce0c48fcf2400658380ad5e53ba">More...</a><br /></td></tr>
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<tr class="separator:gaa2d47ce0c48fcf2400658380ad5e53ba"><td class="memSeparator" colspan="2"> </td></tr>
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<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>
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<tr class="memdesc:ga59d52d9ceface7f586e01db02be13ced"><td class="mdescLeft"> </td><td class="mdescRight">Start the timer. <a href="#ga59d52d9ceface7f586e01db02be13ced">More...</a><br /></td></tr>
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<tr class="separator:ga59d52d9ceface7f586e01db02be13ced"><td class="memSeparator" colspan="2"> </td></tr>
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<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>
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<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>
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<tr class="separator:ga7162bda0f1f58b1fc576bb1e37f48caf"><td class="memSeparator" colspan="2"> </td></tr>
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<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>
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<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>
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<tr class="separator:ga69ae3d0ab54e6384d0059c769bfe71a5"><td class="memSeparator" colspan="2"> </td></tr>
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<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>
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<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>
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<tr class="separator:ga1d5aa11977d4ec8ecb133a3388d1db01"><td class="memSeparator" colspan="2"> </td></tr>
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</table><table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="member-group"></a>
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Ameba Only</h2></td></tr>
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<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 />
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  <b>TIMER0</b> = 2,
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<b>TIMER1</b> = 3,
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<b>TIMER2</b> = 4,
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<b>TIMER3</b> = 5,
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<br />
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  <b>TIMER4</b> = 0,
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<b>GTIMER_MAX</b> = 5
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<br />
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}</td></tr>
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<tr class="separator:gabc6126af1d45847bc59afa0aa3216b04"><td class="memSeparator" colspan="2"> </td></tr>
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</table><table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="member-group"></a>
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AmebaZ Only</h2></td></tr>
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<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 />
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  <b>TIMER0</b> = 2,
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<b>TIMER1</b> = 3,
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<b>TIMER2</b> = 4,
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<b>TIMER3</b> = 5,
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<br />
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  <b>GTIMER_MAX</b> = 5
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<br />
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}</td></tr>
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<tr class="separator:gadc29c2ff13d900c2f185ee95427fb06c"><td class="memSeparator" colspan="2"> </td></tr>
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</table>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
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<p>timer functions </p>
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<h2 class="groupheader">Function Documentation</h2>
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<a class="anchor" id="ga314f507400989dbc81493477fc46707a"></a>
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<td class="memname">void gtimer_deinit </td>
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<td>(</td>
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<td class="paramtype">gtimer_t * </td>
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<td class="paramname"><em>obj</em></td><td>)</td>
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<td></td>
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</div><div class="memdoc">
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<p>Deinitializes the timer, including clock/function/timer registers. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">obj</td><td>gtimer object defined in application software. </td></tr>
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</table>
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</dd>
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</dl>
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<dl class="retval"><dt>Return values</dt><dd>
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<table class="retval">
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<tr><td class="paramname">none</td><td></td></tr>
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</table>
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</dd>
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</dl>
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</div>
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<a class="anchor" id="gaa5677feb7776f5779f4b98ce17d1cc02"></a>
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<td class="memname">void gtimer_init </td>
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<td>(</td>
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<td class="paramtype">gtimer_t * </td>
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<td class="paramname"><em>obj</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint32_t </td>
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<td class="paramname"><em>tid</em> </td>
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</tr>
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<tr>
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<td></td>
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<td>)</td>
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<td></td><td></td>
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</table>
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</div><div class="memdoc">
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<p>Initializes the timer, including clock/function/timer registers. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">obj</td><td>gtimer object defined in application software. </td></tr>
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<tr><td class="paramname">tid</td><td>the timer struct ID defined in gtimer structure. </td></tr>
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</table>
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</dd>
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</dl>
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<dl class="retval"><dt>Return values</dt><dd>
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<table class="retval">
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<tr><td class="paramname">none</td><td></td></tr>
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</table>
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</dd>
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</dl>
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</div>
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</div>
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<a class="anchor" id="gad7b1b6f347b4d33026728e95e914cbed"></a>
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<div class="memitem">
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<div class="memproto">
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<td class="memname">uint32_t gtimer_read_tick </td>
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<td>(</td>
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<td class="paramtype">gtimer_t * </td>
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<td class="paramname"><em>obj</em></td><td>)</td>
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<td></td>
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</tr>
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</table>
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</div><div class="memdoc">
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<p>Read current timer tick in Gtimer clock(0~32768). </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">obj</td><td>gtimer object defined in application software. </td></tr>
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</table>
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</dd>
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</dl>
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<dl class="retval"><dt>Return values</dt><dd>
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<table class="retval">
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<tr><td class="paramname">32</td><td>bit tick time </td></tr>
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</table>
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</dd>
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</dl>
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</div>
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</div>
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<a class="anchor" id="gae786e76349356f2a663efad813949779"></a>
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<div class="memitem">
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<div class="memproto">
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<td class="memname">uint64_t gtimer_read_us </td>
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<td>(</td>
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<td class="paramtype">gtimer_t * </td>
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<td class="paramname"><em>obj</em></td><td>)</td>
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<td></td>
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</table>
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</div><div class="memdoc">
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<p>Read current timer tick in microsecond. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">obj</td><td>gtimer object defined in application software. </td></tr>
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</table>
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</dd>
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</dl>
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<dl class="retval"><dt>Return values</dt><dd>
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<table class="retval">
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<tr><td class="paramname">64</td><td>bit tick time </td></tr>
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</table>
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</dd>
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</dl>
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</div>
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</div>
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<a class="anchor" id="gaa2d47ce0c48fcf2400658380ad5e53ba"></a>
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<td class="memname">void gtimer_reload </td>
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<td>(</td>
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<td class="paramtype">gtimer_t * </td>
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<td class="paramname"><em>obj</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint32_t </td>
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<td class="paramname"><em>duration_us</em> </td>
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</tr>
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<tr>
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<td></td>
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<td>)</td>
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<td></td><td></td>
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</table>
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</div><div class="memdoc">
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<p>Reload timer. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">obj</td><td>gtimer object defined in application software. </td></tr>
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<tr><td class="paramname">duration_us</td><td>the time in microsecond of gtimer to reload. </td></tr>
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</table>
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</dd>
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</dl>
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<dl class="retval"><dt>Return values</dt><dd>
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<table class="retval">
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<tr><td class="paramname">none</td><td></td></tr>
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</table>
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</dd>
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</dl>
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</div>
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</div>
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<a class="anchor" id="ga59d52d9ceface7f586e01db02be13ced"></a>
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<div class="memitem">
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<div class="memproto">
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<table class="memname">
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<tr>
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<td class="memname">void gtimer_start </td>
|
|
<td>(</td>
|
|
<td class="paramtype">gtimer_t * </td>
|
|
<td class="paramname"><em>obj</em></td><td>)</td>
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<td></td>
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</tr>
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</table>
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</div><div class="memdoc">
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<p>Start the timer. </p>
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<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>
|
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</dd>
|
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</dl>
|
|
<dl class="retval"><dt>Return values</dt><dd>
|
|
<table class="retval">
|
|
<tr><td class="paramname">none</td><td></td></tr>
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|
</table>
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|
</dd>
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</dl>
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</div>
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</div>
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<a class="anchor" id="ga7162bda0f1f58b1fc576bb1e37f48caf"></a>
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<div class="memitem">
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<div class="memproto">
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<table class="memname">
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|
<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>
|
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<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>
|
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<a class="anchor" id="ga69ae3d0ab54e6384d0059c769bfe71a5"></a>
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|
<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 -->
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