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diff --git a/CMSIS/Documentation/RTOS/html/group___c_m_s_i_s___r_t_o_s___signal_mgmt.html b/CMSIS/Documentation/RTOS/html/group___c_m_s_i_s___r_t_o_s___signal_mgmt.html new file mode 100644 index 0000000..88524b9 --- /dev/null +++ b/CMSIS/Documentation/RTOS/html/group___c_m_s_i_s___r_t_o_s___signal_mgmt.html @@ -0,0 +1,337 @@ +<!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"/> +<title>Signal Events</title> +<title>CMSIS-RTOS: Signal Events</title> +<link href="tabs.css" rel="stylesheet" type="text/css"/> +<link href="cmsis.css" rel="stylesheet" type="text/css" /> +<script type="text/javascript" src="jquery.js"></script> +<script type="text/javascript" src="dynsections.js"></script> +<script type="text/javascript" src="printComponentTabs.js"></script> +<link href="navtree.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="resize.js"></script> +<script type="text/javascript" src="navtree.js"></script> +<script type="text/javascript"> + $(document).ready(initResizable); +</script> +<link href="stylsheetf" rel="stylesheet" type="text/css" /> +</head> +<body> +<div id="top"><!-- do not remove this div, it is closed by doxygen! --> +<div id="titlearea"> +<table cellspacing="0" cellpadding="0"> + <tbody> + <tr style="height: 46px;"> + <td id="projectlogo"><img alt="Logo" src="CMSIS_Logo_Final.png"/></td> + <td style="padding-left: 0.5em;"> + <div id="projectname">CMSIS-RTOS +  <span id="projectnumber">Version 1.02</span> + </div> + <div id="projectbrief">CMSIS-RTOS API: Generic RTOS interface for Cortex-M processor-based devices.</div> + </td> + </tr> + </tbody> +</table> +</div> +<!-- end header part --> +<div id="CMSISnav" class="tabs1"> + <ul class="tablist"> + <script type="text/javascript"> + <!-- + writeComponentTabs.call(this); + //--> + </script> + </ul> +</div> +<!-- Generated by Doxygen 1.8.2 --> + <div id="navrow1" class="tabs"> + <ul class="tablist"> + <li><a href="index.html"><span>Main Page</span></a></li> + <li><a href="pages.html"><span>Usage and Description</span></a></li> + <li><a href="modules.html"><span>Reference</span></a></li> + </ul> + </div> +</div><!-- top --> +<div id="side-nav" class="ui-resizable side-nav-resizable"> + <div id="nav-tree"> + <div id="nav-tree-contents"> + <div id="nav-sync" class="sync"></div> + </div> + </div> + <div id="splitbar" style="-moz-user-select:none;" + class="ui-resizable-handle"> + </div> +</div> +<script type="text/javascript"> +$(document).ready(function(){initNavTree('group___c_m_s_i_s___r_t_o_s___signal_mgmt.html','');}); +</script> +<div id="doc-content"> +<div class="header"> + <div class="summary"> +<a href="#define-members">Macros</a> | +<a href="#func-members">Functions</a> </div> + <div class="headertitle"> +<div class="title">Signal Events</div> </div> +<div class="ingroups"><a class="el" href="group___c_m_s_i_s___r_t_o_s___inter_thread.html">Inter-Thread Communication and Resource Sharing</a></div></div><!--header--> +<div class="contents"> + +<p>Synchronize threads using signals. +<a href="#details">More...</a></p> +<table class="memberdecls"> +<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="define-members"></a> +Macros</h2></td></tr> +<tr class="memitem:ga01edde265710d883b6e237d34a6ef4a6"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___c_m_s_i_s___r_t_o_s___signal_mgmt.html#ga01edde265710d883b6e237d34a6ef4a6">osFeature_Signals</a>   8</td></tr> +<tr class="memdesc:ga01edde265710d883b6e237d34a6ef4a6"><td class="mdescLeft"> </td><td class="mdescRight">maximum number of Signal Flags available per thread <a href="#ga01edde265710d883b6e237d34a6ef4a6"></a><br/></td></tr> +<tr class="separator:ga01edde265710d883b6e237d34a6ef4a6"><td class="memSeparator" colspan="2"> </td></tr> +</table><table class="memberdecls"> +<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a> +Functions</h2></td></tr> +<tr class="memitem:ga3de2730654589d6c3559c4b9e2825553"><td class="memItemLeft" align="right" valign="top">int32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group___c_m_s_i_s___r_t_o_s___signal_mgmt.html#ga3de2730654589d6c3559c4b9e2825553">osSignalSet</a> (<a class="el" href="cmsis__os_8h.html#adfeb153a84a81309e2d958268197617f">osThreadId</a> thread_id, int32_t signals)</td></tr> +<tr class="memdesc:ga3de2730654589d6c3559c4b9e2825553"><td class="mdescLeft"> </td><td class="mdescRight">Set the specified Signal Flags of an active thread. <a href="#ga3de2730654589d6c3559c4b9e2825553"></a><br/></td></tr> +<tr class="separator:ga3de2730654589d6c3559c4b9e2825553"><td class="memSeparator" colspan="2"> </td></tr> +<tr class="memitem:ga87283a6ebc31ce9ed42baf3ea7e4eab6"><td class="memItemLeft" align="right" valign="top">int32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group___c_m_s_i_s___r_t_o_s___signal_mgmt.html#ga87283a6ebc31ce9ed42baf3ea7e4eab6">osSignalClear</a> (<a class="el" href="cmsis__os_8h.html#adfeb153a84a81309e2d958268197617f">osThreadId</a> thread_id, int32_t signals)</td></tr> +<tr class="memdesc:ga87283a6ebc31ce9ed42baf3ea7e4eab6"><td class="mdescLeft"> </td><td class="mdescRight">Clear the specified Signal Flags of an active thread. <a href="#ga87283a6ebc31ce9ed42baf3ea7e4eab6"></a><br/></td></tr> +<tr class="separator:ga87283a6ebc31ce9ed42baf3ea7e4eab6"><td class="memSeparator" colspan="2"> </td></tr> +<tr class="memitem:ga38860acda96df47da6923348d96fc4c9"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___c_m_s_i_s___r_t_o_s___definitions.html#structos_event">osEvent</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___c_m_s_i_s___r_t_o_s___signal_mgmt.html#ga38860acda96df47da6923348d96fc4c9">osSignalWait</a> (int32_t signals, uint32_t millisec)</td></tr> +<tr class="memdesc:ga38860acda96df47da6923348d96fc4c9"><td class="mdescLeft"> </td><td class="mdescRight">Wait for one or more Signal Flags to become signaled for the current <b>RUNNING</b> thread. <a href="#ga38860acda96df47da6923348d96fc4c9"></a><br/></td></tr> +<tr class="separator:ga38860acda96df47da6923348d96fc4c9"><td class="memSeparator" colspan="2"> </td></tr> +</table> +<a name="details" id="details"></a><h2 class="groupheader">Description</h2> +<p>Signals are used to trigger execution states between threads. The signal management functions in CMSIS-RTOS allow you to control or wait for signal flags. Each thread has up to 31 assigned signal flags. The maximum number of signal flags is defined in the <a class="el" href="cmsis__os_8h.html">cmsis_os.h</a> file (<b>#define osFeature_Signals</b>).</p> +<p>A thread</p> +<ul> +<li>can wait for signals to be set (using <a class="el" href="group___c_m_s_i_s___r_t_o_s___signal_mgmt.html#ga38860acda96df47da6923348d96fc4c9">osSignalWait</a>). Using this function, it enters the <a class="el" href="group___c_m_s_i_s___r_t_o_s___thread_mgmt.html#ThreadStates">WAITING</a> state. The <a class="el" href="group___c_m_s_i_s___r_t_o_s___signal_mgmt.html#ga38860acda96df47da6923348d96fc4c9">osSignalWait</a> parameter <em>signals</em> defines the signals that are required to put the thread back into <b>READY</b> state.</li> +<li>may set one or more flags in any other given thread (using <a class="el" href="group___c_m_s_i_s___r_t_o_s___signal_mgmt.html#ga3de2730654589d6c3559c4b9e2825553">osSignalSet</a>).</li> +<li>may clear its own signals or the signals of other threads (using <a class="el" href="group___c_m_s_i_s___r_t_o_s___signal_mgmt.html#ga87283a6ebc31ce9ed42baf3ea7e4eab6">osSignalClear</a>).</li> +</ul> +<p>When a thread wakes up and resumes execution, its signal flags are automatically cleared.</p> +<h2>Working with Signals</h2> +<p>Here is a simple example that shows how two thread can communicate with each others using signals:</p> +<div class="image"> +<img src="simple_signal.png" alt="simple_signal.png"/> +<div class="caption"> +Simple signal event communication</div></div> +<p> The following steps are required to use signals:</p> +<ol type="1"> +<li>In the thread (for example thread ID <code>tid_thread1</code>) that is supposed to wait for a signal, call the wait function: <div class="fragment"><div class="line"><a class="code" href="group___c_m_s_i_s___r_t_o_s___signal_mgmt.html#ga38860acda96df47da6923348d96fc4c9" title="Wait for one or more Signal Flags to become signaled for the current RUNNING thread.">osSignalWait</a> (0x0001, <a class="code" href="cmsis__os_8h.html#a9eb9a7a797a42e4b55eb171ecc609ddb" title="Timeout value.">osWaitForever</a>); <span class="comment">// wait forever for the signal 0x0001</span></div> +</div><!-- fragment --></li> +<li>In another thread (or threads) that are supposed to wake the waiting thread up call: <div class="fragment"><div class="line"><a class="code" href="group___c_m_s_i_s___r_t_o_s___signal_mgmt.html#ga3de2730654589d6c3559c4b9e2825553" title="Set the specified Signal Flags of an active thread.">osSignalSet</a> (tid_thread1, 0x0001); <span class="comment">// set the signal 0x0001 for thread tid_thread1</span></div> +<div class="line"><a class="code" href="group___c_m_s_i_s___r_t_o_s___wait.html#ga02e19d5e723bfb06ba9324d625162255" title="Wait for Timeout (Time Delay).">osDelay</a> (1000); <span class="comment">// wait for 1 second</span></div> +</div><!-- fragment --> </li> +</ol> +<h2 class="groupheader">Macro Definition Documentation</h2> +<a class="anchor" id="ga01edde265710d883b6e237d34a6ef4a6"></a> +<div class="memitem"> +<div class="memproto"> + <table class="memname"> + <tr> + <td class="memname">#define osFeature_Signals   8</td> + </tr> + </table> +</div><div class="memdoc"> +<p>The CMSIS-RTOS API may support a variable number of signal flags. This define specifies the number of signal flags available per thread. The maximum value is 32 signal flags per thread. </p> + +</div> +</div> +<h2 class="groupheader">Function Documentation</h2> +<a class="anchor" id="ga87283a6ebc31ce9ed42baf3ea7e4eab6"></a> +<div class="memitem"> +<div class="memproto"> + <table class="memname"> + <tr> + <td class="memname">int32_t osSignalClear </td> + <td>(</td> + <td class="paramtype"><a class="el" href="cmsis__os_8h.html#adfeb153a84a81309e2d958268197617f">osThreadId</a> </td> + <td class="paramname"><em>thread_id</em>, </td> + </tr> + <tr> + <td class="paramkey"></td> + <td></td> + <td class="paramtype">int32_t </td> + <td class="paramname"><em>signals</em> </td> + </tr> + <tr> + <td></td> + <td>)</td> + <td></td><td></td> + </tr> + </table> +</div><div class="memdoc"> +<dl class="params"><dt>Parameters</dt><dd> + <table class="params"> + <tr><td class="paramdir">[in]</td><td class="paramname">thread_id</td><td>thread ID obtained by <a class="el" href="group___c_m_s_i_s___r_t_o_s___thread_mgmt.html#gac59b5713cb083702dce759c73fd90dff">osThreadCreate</a> or <a class="el" href="group___c_m_s_i_s___r_t_o_s___thread_mgmt.html#gab1df2a28925862ef8f9cf4e1c995c5a7">osThreadGetId</a>. </td></tr> + <tr><td class="paramdir">[in]</td><td class="paramname">signals</td><td>specifies the signal flags of the thread that shall be cleared. </td></tr> + </table> + </dd> +</dl> +<dl class="section return"><dt>Returns</dt><dd>previous signal flags of the specified thread or 0x80000000 in case of incorrect parameters or call from ISR. </dd></dl> +<dl class="section note"><dt>Note</dt><dd>MUST REMAIN UNCHANGED: <b>osSignalClear</b> shall be consistent in every CMSIS-RTOS.</dd></dl> +<p>Clear the signal flags of an active thread.</p> +<dl class="section note"><dt>Note</dt><dd>Cannot be called from <a class="el" href="_function_overview.html#CMSIS_RTOS_ISR_Calls">Interrupt Service Routines</a>.</dd></dl> +<p><b>Code Example</b> </p> +<div class="fragment"><div class="line"><span class="keywordtype">void</span> Thread_2 (<span class="keywordtype">void</span> <span class="keyword">const</span> *arg);</div> +<div class="line"></div> +<div class="line"><a class="code" href="group___c_m_s_i_s___r_t_o_s___thread_mgmt.html#gaee93d929beb350f16e5cc7fa602e229f" title="Create a Thread Definition with function, priority, and stack requirements.">osThreadDef</a> (Thread_2, <a class="code" href="group___c_m_s_i_s___r_t_o_s___thread_mgmt.html#ga7f2b42f1983b9107775ec2a1c69a849aa914433934143a9ba767e59577c56e6c2" title="priority: high">osPriorityHigh</a>, 1, 0);</div> +<div class="line"> </div> +<div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> EX_Signal_1 (<span class="keywordtype">void</span>) {</div> +<div class="line"> int32_t signals;</div> +<div class="line"> <a class="code" href="cmsis__os_8h.html#adfeb153a84a81309e2d958268197617f" title="Thread ID identifies the thread (pointer to a thread control block).">osThreadId</a> thread_id;</div> +<div class="line"> </div> +<div class="line"> thread_id = <a class="code" href="group___c_m_s_i_s___r_t_o_s___thread_mgmt.html#gac59b5713cb083702dce759c73fd90dff" title="Create a thread and add it to Active Threads and set it to state READY.">osThreadCreate</a> (<a class="code" href="group___c_m_s_i_s___r_t_o_s___thread_mgmt.html#gaf0c7c6b5e09f8be198312144b5c9e453" title="Access a Thread definition.">osThread</a>(Thread_2), NULL);</div> +<div class="line"> <span class="keywordflow">if</span> (thread_id == NULL) {</div> +<div class="line"> <span class="comment">// Failed to create a thread.</span></div> +<div class="line"> }</div> +<div class="line"> <span class="keywordflow">else</span> {</div> +<div class="line">f :</div> +<div class="line"> signals = <a class="code" href="group___c_m_s_i_s___r_t_o_s___signal_mgmt.html#ga87283a6ebc31ce9ed42baf3ea7e4eab6" title="Clear the specified Signal Flags of an active thread.">osSignalClear</a> (thread_id, 0x01);</div> +<div class="line"> }</div> +<div class="line">}</div> +</div><!-- fragment --> +</div> +</div> +<a class="anchor" id="ga3de2730654589d6c3559c4b9e2825553"></a> +<div class="memitem"> +<div class="memproto"> + <table class="memname"> + <tr> + <td class="memname">int32_t osSignalSet </td> + <td>(</td> + <td class="paramtype"><a class="el" href="cmsis__os_8h.html#adfeb153a84a81309e2d958268197617f">osThreadId</a> </td> + <td class="paramname"><em>thread_id</em>, </td> + </tr> + <tr> + <td class="paramkey"></td> + <td></td> + <td class="paramtype">int32_t </td> + <td class="paramname"><em>signals</em> </td> + </tr> + <tr> + <td></td> + <td>)</td> + <td></td><td></td> + </tr> + </table> +</div><div class="memdoc"> +<dl class="params"><dt>Parameters</dt><dd> + <table class="params"> + <tr><td class="paramdir">[in]</td><td class="paramname">thread_id</td><td>thread ID obtained by <a class="el" href="group___c_m_s_i_s___r_t_o_s___thread_mgmt.html#gac59b5713cb083702dce759c73fd90dff">osThreadCreate</a> or <a class="el" href="group___c_m_s_i_s___r_t_o_s___thread_mgmt.html#gab1df2a28925862ef8f9cf4e1c995c5a7">osThreadGetId</a>. </td></tr> + <tr><td class="paramdir">[in]</td><td class="paramname">signals</td><td>specifies the signal flags of the thread that should be set. </td></tr> + </table> + </dd> +</dl> +<dl class="section return"><dt>Returns</dt><dd>previous signal flags of the specified thread or 0x80000000 in case of incorrect parameters. </dd></dl> +<dl class="section note"><dt>Note</dt><dd>MUST REMAIN UNCHANGED: <b>osSignalSet</b> shall be consistent in every CMSIS-RTOS.</dd></dl> +<p>Set the signal flags of an active thread. This function may be used also within interrupt service routines.</p> +<dl class="section note"><dt>Note</dt><dd><a class="el" href="_function_overview.html#CMSIS_RTOS_ISR_Calls">Interrupt Service Routines</a> can call this function.</dd></dl> +<p><b>Code Example</b> </p> +<div class="fragment"><div class="line"><span class="keywordtype">void</span> Thread_2 (<span class="keywordtype">void</span> <span class="keyword">const</span> *arg);</div> +<div class="line"> </div> +<div class="line"><a class="code" href="group___c_m_s_i_s___r_t_o_s___thread_mgmt.html#gaee93d929beb350f16e5cc7fa602e229f" title="Create a Thread Definition with function, priority, and stack requirements.">osThreadDef</a> (Thread_2, <a class="code" href="group___c_m_s_i_s___r_t_o_s___thread_mgmt.html#ga7f2b42f1983b9107775ec2a1c69a849aa914433934143a9ba767e59577c56e6c2" title="priority: high">osPriorityHigh</a>, 1, 0);</div> +<div class="line"> </div> +<div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> EX_Signal_1 (<span class="keywordtype">void</span>) {</div> +<div class="line"> int32_t signals;</div> +<div class="line"> uint32_t exec;</div> +<div class="line"> <a class="code" href="cmsis__os_8h.html#adfeb153a84a81309e2d958268197617f" title="Thread ID identifies the thread (pointer to a thread control block).">osThreadId</a> thread_id;</div> +<div class="line"> </div> +<div class="line"> thread_id = <a class="code" href="group___c_m_s_i_s___r_t_o_s___thread_mgmt.html#gac59b5713cb083702dce759c73fd90dff" title="Create a thread and add it to Active Threads and set it to state READY.">osThreadCreate</a> (<a class="code" href="group___c_m_s_i_s___r_t_o_s___thread_mgmt.html#gaf0c7c6b5e09f8be198312144b5c9e453" title="Access a Thread definition.">osThread</a>(Thread_2), NULL);</div> +<div class="line"> <span class="keywordflow">if</span> (thread_id == NULL) {</div> +<div class="line"> <span class="comment">// Failed to create a thread.</span></div> +<div class="line"> }</div> +<div class="line"> <span class="keywordflow">else</span> {</div> +<div class="line"> signals = <a class="code" href="group___c_m_s_i_s___r_t_o_s___signal_mgmt.html#ga3de2730654589d6c3559c4b9e2825553" title="Set the specified Signal Flags of an active thread.">osSignalSet</a> (thread_id, 0x00000005); <span class="comment">// Send signals to the created thread</span></div> +<div class="line"> }</div> +<div class="line">}</div> +</div><!-- fragment --> +</div> +</div> +<a class="anchor" id="ga38860acda96df47da6923348d96fc4c9"></a> +<div class="memitem"> +<div class="memproto"> + <table class="memname"> + <tr> + <td class="memname"><a class="el" href="group___c_m_s_i_s___r_t_o_s___definitions.html#structos_event">osEvent</a> osSignalWait </td> + <td>(</td> + <td class="paramtype">int32_t </td> + <td class="paramname"><em>signals</em>, </td> + </tr> + <tr> + <td class="paramkey"></td> + <td></td> + <td class="paramtype">uint32_t </td> + <td class="paramname"><em>millisec</em> </td> + </tr> + <tr> + <td></td> + <td>)</td> + <td></td><td></td> + </tr> + </table> +</div><div class="memdoc"> +<dl class="params"><dt>Parameters</dt><dd> + <table class="params"> + <tr><td class="paramdir">[in]</td><td class="paramname">signals</td><td>wait until all specified signal flags set or 0 for any single signal flag. </td></tr> + <tr><td class="paramdir">[in]</td><td class="paramname">millisec</td><td><a class="el" href="_function_overview.html#CMSIS_RTOS_TimeOutValue">Timout Value</a> or 0 in case of no time-out. </td></tr> + </table> + </dd> +</dl> +<dl class="section return"><dt>Returns</dt><dd>event flag information or error code. </dd></dl> +<dl class="section note"><dt>Note</dt><dd>MUST REMAIN UNCHANGED: <b>osSignalWait</b> shall be consistent in every CMSIS-RTOS.</dd></dl> +<p>Suspend the execution of the current <b>RUNNING</b> thread until all specified signal flags with the parameter <em>signals</em> are set. When the parameter <em>signals</em> is 0 the current <b>RUNNING</b> thread is suspended until any signal is set. When these signal flags are already set, the function returns instantly. Otherwise the thread is put into the state <b>WAITING</b>. Signal flags that are reported as event are automatically cleared.</p> +<p>The argument <em>millisec</em> specifies how long the system waits for the specified signal flags. While the system waits the tread calling this function is put into the state <b>WAITING</b>. The timeout value can have the following values:</p> +<ul> +<li>when <em>millisec</em> is 0, the function returns instantly.</li> +<li>when <em>millisec</em> is set to <b>osWaitForever</b> the function will wait for an infinite time until a specified signal is set.</li> +<li>all other values specify a time in millisecond for a timeout.</li> +</ul> +<p><b><a class="el" href="group___c_m_s_i_s___r_t_o_s___status.html">Status and Error Codes</a></b><br/> +</p> +<ul> +<li><em>osOK:</em> no signal received when the timeout value <em>millisec</em> was 0.</li> +<li><em>osEventTimeout:</em> signal not occurred within timeout</li> +<li><em>osEventSignal:</em> signal occurred, <em>value.signals</em> contains the signal flags; these signal flags are cleared.</li> +<li><em>osErrorValue:</em> the value <em>signals</em> is outside of the permitted range.</li> +<li><em>osErrorISR:</em> <a class="el" href="group___c_m_s_i_s___r_t_o_s___signal_mgmt.html#ga38860acda96df47da6923348d96fc4c9">osSignalWait</a> cannot be called from interrupt service routines.</li> +</ul> +<dl class="section note"><dt>Note</dt><dd>Cannot be called from <a class="el" href="_function_overview.html#CMSIS_RTOS_ISR_Calls">Interrupt Service Routines</a>.</dd></dl> +<p><b>Code Example</b> </p> +<div class="fragment"><div class="line"><span class="keywordtype">void</span> Thread_2 (<span class="keywordtype">void</span> <span class="keyword">const</span> *arg);</div> +<div class="line"> </div> +<div class="line"><a class="code" href="group___c_m_s_i_s___r_t_o_s___thread_mgmt.html#gaee93d929beb350f16e5cc7fa602e229f" title="Create a Thread Definition with function, priority, and stack requirements.">osThreadDef</a> (Thread_2, <a class="code" href="group___c_m_s_i_s___r_t_o_s___thread_mgmt.html#ga7f2b42f1983b9107775ec2a1c69a849aa914433934143a9ba767e59577c56e6c2" title="priority: high">osPriorityHigh</a>, 1, 0);</div> +<div class="line"> </div> +<div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> EX_Signal_1 (<span class="keywordtype">void</span>) {</div> +<div class="line"> <a class="code" href="cmsis__os_8h.html#adfeb153a84a81309e2d958268197617f" title="Thread ID identifies the thread (pointer to a thread control block).">osThreadId</a> thread_id;</div> +<div class="line"> <a class="code" href="group___c_m_s_i_s___r_t_o_s___definitions.html#structos_event" title="Event structure contains detailed information about an event.">osEvent</a> evt;</div> +<div class="line"> </div> +<div class="line"> thread_id = <a class="code" href="group___c_m_s_i_s___r_t_o_s___thread_mgmt.html#gac59b5713cb083702dce759c73fd90dff" title="Create a thread and add it to Active Threads and set it to state READY.">osThreadCreate</a> (<a class="code" href="group___c_m_s_i_s___r_t_o_s___thread_mgmt.html#gaf0c7c6b5e09f8be198312144b5c9e453" title="Access a Thread definition.">osThread</a>(Thread_2), NULL);</div> +<div class="line"> <span class="keywordflow">if</span> (thread_id == NULL) {</div> +<div class="line"> <span class="comment">// Failed to create a thread.</span></div> +<div class="line"> }</div> +<div class="line"> <span class="keywordflow">else</span> {</div> +<div class="line"> :</div> +<div class="line"> <span class="comment">// wait for a signal</span></div> +<div class="line"> evt = <a class="code" href="group___c_m_s_i_s___r_t_o_s___signal_mgmt.html#ga38860acda96df47da6923348d96fc4c9" title="Wait for one or more Signal Flags to become signaled for the current RUNNING thread.">osSignalWait</a> (0x01, 100);</div> +<div class="line"> <span class="keywordflow">if</span> (evt.<a class="code" href="group___c_m_s_i_s___r_t_o_s___definitions.html#ad477a289f1f03ac45407b64268d707d3" title="status code: event or error information">status</a> == <a class="code" href="group___c_m_s_i_s___r_t_o_s___status.html#gae2e091fefc4c767117727bd5aba4d99ea5df7e9643aa8a2f5f3a6f6ec59758518" title="function completed; signal event occurred.">osEventSignal</a>) {</div> +<div class="line"> <span class="comment">// handle event status</span></div> +<div class="line"> }</div> +<div class="line"> }</div> +<div class="line">}</div> +</div><!-- fragment --> +</div> +</div> +</div><!-- contents --> +</div><!-- doc-content --> +<!-- start footer part --> +<div id="nav-path" class="navpath"><!-- id is needed for treeview function! --> + <ul> + <li class="footer">Generated on Tue Oct 27 2015 14:35:43 for CMSIS-RTOS by ARM Ltd. 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