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 <span id="projectnumber">Version 2.1.3</span>
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<p>Constants and enumerations used by many CMSIS-RTOS functions.
<a href="#details">More...</a></p>
<table class="memberdecls">
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Content</h2></td></tr>
<tr class="memitem:group__flags__error__codes"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__flags__error__codes.html">Flags Functions Error Codes</a></td></tr>
<tr class="memdesc:group__flags__error__codes"><td class="mdescLeft"> </td><td class="mdescRight">Constants used by <a class="el" href="group__CMSIS__RTOS__ThreadFlagsMgmt.html">Thread Flags</a> and <a class="el" href="group__CMSIS__RTOS__EventFlags.html">Event Flags</a> to return error codes. <br/></td></tr>
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Macros</h2></td></tr>
<tr class="memitem:ga9eb9a7a797a42e4b55eb171ecc609ddb"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group__CMSIS__RTOS__Definitions.html#ga9eb9a7a797a42e4b55eb171ecc609ddb">osWaitForever</a>   0xFFFFFFFFU</td></tr>
<tr class="memdesc:ga9eb9a7a797a42e4b55eb171ecc609ddb"><td class="mdescLeft"> </td><td class="mdescRight">Wait forever timeout value. <a href="#ga9eb9a7a797a42e4b55eb171ecc609ddb">More...</a><br/></td></tr>
<tr class="separator:ga9eb9a7a797a42e4b55eb171ecc609ddb"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga18e63587b8450d5b8798b6f6ec04e012"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group__CMSIS__RTOS__Definitions.html#ga18e63587b8450d5b8798b6f6ec04e012">osFlagsWaitAny</a>   0x00000000U</td></tr>
<tr class="memdesc:ga18e63587b8450d5b8798b6f6ec04e012"><td class="mdescLeft"> </td><td class="mdescRight">Wait for any flag (default). <a href="#ga18e63587b8450d5b8798b6f6ec04e012">More...</a><br/></td></tr>
<tr class="separator:ga18e63587b8450d5b8798b6f6ec04e012"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga8b6f562736fbfb5428940e0c017dec24"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group__CMSIS__RTOS__Definitions.html#ga8b6f562736fbfb5428940e0c017dec24">osFlagsWaitAll</a>   0x00000001U</td></tr>
<tr class="memdesc:ga8b6f562736fbfb5428940e0c017dec24"><td class="mdescLeft"> </td><td class="mdescRight">Wait for all flags. <a href="#ga8b6f562736fbfb5428940e0c017dec24">More...</a><br/></td></tr>
<tr class="separator:ga8b6f562736fbfb5428940e0c017dec24"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gaade844a42237d8c37569d4d9b16b9f1c"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group__CMSIS__RTOS__Definitions.html#gaade844a42237d8c37569d4d9b16b9f1c">osFlagsNoClear</a>   0x00000002U</td></tr>
<tr class="memdesc:gaade844a42237d8c37569d4d9b16b9f1c"><td class="mdescLeft"> </td><td class="mdescRight">Do not clear flags which have been specified to wait for. <a href="#gaade844a42237d8c37569d4d9b16b9f1c">More...</a><br/></td></tr>
<tr class="separator:gaade844a42237d8c37569d4d9b16b9f1c"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="enum-members"></a>
Enumerations</h2></td></tr>
<tr class="memitem:ga6c0dbe6069e4e7f47bb4cd32ae2b813e"><td class="memItemLeft" align="right" valign="top">enum  </td><td class="memItemRight" valign="bottom"><a class="el" href="group__CMSIS__RTOS__Definitions.html#ga6c0dbe6069e4e7f47bb4cd32ae2b813e">osStatus_t</a> { <br/>
  <a class="el" href="group__CMSIS__RTOS__Definitions.html#ga6c0dbe6069e4e7f47bb4cd32ae2b813ea9e1c9e2550bb4de8969a935acffc968f">osOK</a> = 0,
<br/>
  <a class="el" href="group__CMSIS__RTOS__Definitions.html#ga6c0dbe6069e4e7f47bb4cd32ae2b813eabb7b2d2c4efa66df42f1c10635467b09">osError</a> = -1,
<br/>
  <a class="el" href="group__CMSIS__RTOS__Definitions.html#ga6c0dbe6069e4e7f47bb4cd32ae2b813ea913eb5df15ad85f8557eb3a456b56879">osErrorTimeout</a> = -2,
<br/>
  <a class="el" href="group__CMSIS__RTOS__Definitions.html#ga6c0dbe6069e4e7f47bb4cd32ae2b813ea8fc5801e8b0482bdf22ad63a77f0155d">osErrorResource</a> = -3,
<br/>
  <a class="el" href="group__CMSIS__RTOS__Definitions.html#ga6c0dbe6069e4e7f47bb4cd32ae2b813eac24adca6a5d072c9f01c32178ba0d109">osErrorParameter</a> = -4,
<br/>
  <a class="el" href="group__CMSIS__RTOS__Definitions.html#ga6c0dbe6069e4e7f47bb4cd32ae2b813eaf1fac0240218e51eb30a13da2f8aae81">osErrorNoMemory</a> = -5,
<br/>
  <a class="el" href="group__CMSIS__RTOS__Definitions.html#ga6c0dbe6069e4e7f47bb4cd32ae2b813ea21635bdc492d3094fe83027fa4a30e2f">osErrorISR</a> = -6,
<br/>
  <a class="el" href="group__CMSIS__RTOS__Definitions.html#ga6c0dbe6069e4e7f47bb4cd32ae2b813ea66cc9ce9106b508df0e4a733a55a439d">osStatusReserved</a> = 0x7FFFFFFF
<br/>
}</td></tr>
<tr class="memdesc:ga6c0dbe6069e4e7f47bb4cd32ae2b813e"><td class="mdescLeft"> </td><td class="mdescRight">Status code values returned by CMSIS-RTOS functions. <a href="group__CMSIS__RTOS__Definitions.html#ga6c0dbe6069e4e7f47bb4cd32ae2b813e">More...</a><br/></td></tr>
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</table>
<a name="details" id="details"></a><h2 class="groupheader">Description</h2>
<p>The following constants and enumerations are used by many CMSIS-RTOS function calls. </p>
<h2 class="groupheader">Macro Definition Documentation</h2>
<a class="anchor" id="ga9eb9a7a797a42e4b55eb171ecc609ddb"></a>
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<td class="memname">#define osWaitForever   0xFFFFFFFFU</td>
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<p>A special <a class="el" href="theory_of_operation.html#CMSIS_RTOS_TimeOutValue">Timeout Value</a> that informs the RTOS to wait infinite until a resource becomes available. It applies to the following functions:</p>
<ul>
<li><a class="el" href="group__CMSIS__RTOS__Wait.html#gaf6055a51390ef65b6b6edc28bf47322e">osDelay</a> : Wait for Timeout (Time Delay).</li>
<li><a class="el" href="group__CMSIS__RTOS__ThreadFlagsMgmt.html#gac11542ad6300b600f872fc96e340ec2b">osThreadFlagsWait</a> : Wait for one or more Thread Flags of the current running thread to become signaled.</li>
<li><a class="el" href="group__CMSIS__RTOS__EventFlags.html#ga52acb34a8322e58020227344fe662b4e">osEventFlagsWait</a> : Wait for one or more Event Flags to become signaled.</li>
<li><a class="el" href="group__CMSIS__RTOS__MutexMgmt.html#gabc54686ea0fc281823b1763422d2a924">osMutexAcquire</a> : Acquire a Mutex or timeout if it is locked.</li>
<li><a class="el" href="group__CMSIS__RTOS__SemaphoreMgmt.html#ga7e94c8b242a0c81f2cc79ec22895c87b">osSemaphoreAcquire</a> : Acquire a Semaphore token or timeout if no tokens are available.</li>
<li><a class="el" href="group__CMSIS__RTOS__PoolMgmt.html#ga8ead54e99ccb8f112356c88f99d38fbe">osMemoryPoolAlloc</a> : Allocate a memory block from a Memory Pool.</li>
<li><a class="el" href="group__CMSIS__RTOS__Message.html#gaa515fc8b956f721a8f72b2c505813bfc">osMessageQueuePut</a> : Put a Message into a Queue or timeout if Queue is full.</li>
<li><a class="el" href="group__CMSIS__RTOS__Message.html#gad90d4959466a7a65105061da8256ab9e">osMessageQueueGet</a> : Get a Message from a Queue or timeout if Queue is empty. </li>
</ul>
</div>
</div>
<a class="anchor" id="ga18e63587b8450d5b8798b6f6ec04e012"></a>
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<div class="memproto">
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<td class="memname">#define osFlagsWaitAny   0x00000000U</td>
</tr>
</table>
</div><div class="memdoc">
<p>Reference:</p>
<ul>
<li><a class="el" href="group__CMSIS__RTOS__EventFlags.html#ga52acb34a8322e58020227344fe662b4e">osEventFlagsWait</a></li>
<li><a class="el" href="group__CMSIS__RTOS__ThreadFlagsMgmt.html#gac11542ad6300b600f872fc96e340ec2b">osThreadFlagsWait</a> </li>
</ul>
</div>
</div>
<a class="anchor" id="ga8b6f562736fbfb5428940e0c017dec24"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
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<td class="memname">#define osFlagsWaitAll   0x00000001U</td>
</tr>
</table>
</div><div class="memdoc">
<p>Reference:</p>
<ul>
<li><a class="el" href="group__CMSIS__RTOS__EventFlags.html#ga52acb34a8322e58020227344fe662b4e">osEventFlagsWait</a></li>
<li><a class="el" href="group__CMSIS__RTOS__ThreadFlagsMgmt.html#gac11542ad6300b600f872fc96e340ec2b">osThreadFlagsWait</a> </li>
</ul>
</div>
</div>
<a class="anchor" id="gaade844a42237d8c37569d4d9b16b9f1c"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">#define osFlagsNoClear   0x00000002U</td>
</tr>
</table>
</div><div class="memdoc">
<p>Reference:</p>
<ul>
<li><a class="el" href="group__CMSIS__RTOS__EventFlags.html#ga52acb34a8322e58020227344fe662b4e">osEventFlagsWait</a></li>
<li><a class="el" href="group__CMSIS__RTOS__ThreadFlagsMgmt.html#gac11542ad6300b600f872fc96e340ec2b">osThreadFlagsWait</a> </li>
</ul>
</div>
</div>
<h2 class="groupheader">Enumeration Type Documentation</h2>
<a class="anchor" id="ga6c0dbe6069e4e7f47bb4cd32ae2b813e"></a>
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<td class="memname">enum <a class="el" href="group__CMSIS__RTOS__Definitions.html#ga6c0dbe6069e4e7f47bb4cd32ae2b813e">osStatus_t</a></td>
</tr>
</table>
</div><div class="memdoc">
<p>The <b>osStatus_t</b> enumeration defines the event status and error codes that are returned by many CMSIS-RTOS functions. </p>
<table class="fieldtable">
<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><em><a class="anchor" id="ga6c0dbe6069e4e7f47bb4cd32ae2b813ea9e1c9e2550bb4de8969a935acffc968f"></a>osOK</em> </td><td class="fielddoc">
<p>Operation completed successfully. </p>
</td></tr>
<tr><td class="fieldname"><em><a class="anchor" id="ga6c0dbe6069e4e7f47bb4cd32ae2b813eabb7b2d2c4efa66df42f1c10635467b09"></a>osError</em> </td><td class="fielddoc">
<p>Unspecified RTOS error: run-time error but no other error message fits. </p>
</td></tr>
<tr><td class="fieldname"><em><a class="anchor" id="ga6c0dbe6069e4e7f47bb4cd32ae2b813ea913eb5df15ad85f8557eb3a456b56879"></a>osErrorTimeout</em> </td><td class="fielddoc">
<p>Operation not completed within the timeout period. </p>
</td></tr>
<tr><td class="fieldname"><em><a class="anchor" id="ga6c0dbe6069e4e7f47bb4cd32ae2b813ea8fc5801e8b0482bdf22ad63a77f0155d"></a>osErrorResource</em> </td><td class="fielddoc">
<p>Resource not available. </p>
</td></tr>
<tr><td class="fieldname"><em><a class="anchor" id="ga6c0dbe6069e4e7f47bb4cd32ae2b813eac24adca6a5d072c9f01c32178ba0d109"></a>osErrorParameter</em> </td><td class="fielddoc">
<p>Parameter error. </p>
</td></tr>
<tr><td class="fieldname"><em><a class="anchor" id="ga6c0dbe6069e4e7f47bb4cd32ae2b813eaf1fac0240218e51eb30a13da2f8aae81"></a>osErrorNoMemory</em> </td><td class="fielddoc">
<p>System is out of memory: it was impossible to allocate or reserve memory for the operation. </p>
</td></tr>
<tr><td class="fieldname"><em><a class="anchor" id="ga6c0dbe6069e4e7f47bb4cd32ae2b813ea21635bdc492d3094fe83027fa4a30e2f"></a>osErrorISR</em> </td><td class="fielddoc">
<p>Not allowed in ISR context: the function cannot be called from interrupt service routines. </p>
</td></tr>
<tr><td class="fieldname"><em><a class="anchor" id="ga6c0dbe6069e4e7f47bb4cd32ae2b813ea66cc9ce9106b508df0e4a733a55a439d"></a>osStatusReserved</em> </td><td class="fielddoc">
<p>Prevents enum down-size compiler optimization. </p>
</td></tr>
</table>
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