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<a href="#func-members">Functions</a> </div>
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<div class="title">Flags management functions<div class="ingroups"><a class="el" href="group___s_t_m32_f4xx___std_periph___driver.html">STM32F4xx_StdPeriph_Driver</a> » <a class="el" href="group___p_w_r.html">PWR</a> » <a class="el" href="group___p_w_r___private___functions.html">PWR_Private_Functions</a></div></div> </div>
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<p>Flags management functions.
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<a href="#details">More...</a></p>
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Collaboration diagram for Flags management functions:</div>
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<center><table><tr><td><img src="group___p_w_r___group7.png" border="0" alt="" usemap="#group______p__w__r______group7"/>
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<map name="group______p__w__r______group7" id="group______p__w__r______group7">
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<area shape="rect" id="node2" href="group___p_w_r___private___functions.html" title="PWR_Private_Functions" alt="" coords="5,5,168,32"/></map>
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<table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
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Functions</h2></td></tr>
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<tr class="memitem:gaa980163a4d83304280ee34942464b4ec"><td class="memItemLeft" align="right" valign="top">FlagStatus </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_w_r___group7.html#gaa980163a4d83304280ee34942464b4ec">PWR_GetFlagStatus</a> (uint32_t PWR_FLAG)</td></tr>
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<tr class="memdesc:gaa980163a4d83304280ee34942464b4ec"><td class="mdescLeft"> </td><td class="mdescRight">Checks whether the specified PWR flag is set or not. <a href="#gaa980163a4d83304280ee34942464b4ec">More...</a><br /></td></tr>
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<tr class="separator:gaa980163a4d83304280ee34942464b4ec"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga01c4b2fbd16514b993324e101c3ddf7c"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_w_r___group7.html#ga01c4b2fbd16514b993324e101c3ddf7c">PWR_ClearFlag</a> (uint32_t PWR_FLAG)</td></tr>
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<tr class="memdesc:ga01c4b2fbd16514b993324e101c3ddf7c"><td class="mdescLeft"> </td><td class="mdescRight">Clears the PWR's pending flags. <a href="#ga01c4b2fbd16514b993324e101c3ddf7c">More...</a><br /></td></tr>
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<tr class="separator:ga01c4b2fbd16514b993324e101c3ddf7c"><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>Flags management functions. </p>
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<pre class="fragment"> ===============================================================================
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##### Flags management functions #####
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=============================================================================== </pre> <h2 class="groupheader">Function Documentation</h2>
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<a class="anchor" id="ga01c4b2fbd16514b993324e101c3ddf7c"></a>
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<div class="memitem">
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<table class="memname">
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<td class="memname">void PWR_ClearFlag </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>PWR_FLAG</em></td><td>)</td>
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<td></td>
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</tr>
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</div><div class="memdoc">
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<p>Clears the PWR's pending flags. </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">PWR_FLAG</td><td>specifies the flag to clear. This parameter can be one of the following values: <ul>
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<li>PWR_FLAG_WU: Wake Up flag </li>
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<li>PWR_FLAG_SB: StandBy flag </li>
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<li>PWR_FLAG_UDRDY: Under-drive ready flag (STM32F42xxx/43xxx devices) </li>
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</ul>
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</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="gaa980163a4d83304280ee34942464b4ec"></a>
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<div class="memitem">
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<td class="memname">FlagStatus PWR_GetFlagStatus </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>PWR_FLAG</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>Checks whether the specified PWR flag is set or not. </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">PWR_FLAG</td><td>specifies the flag to check. This parameter can be one of the following values: <ul>
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<li>PWR_FLAG_WU: Wake Up flag. This flag indicates that a wakeup event was received from the WKUP pin or from the RTC alarm (Alarm A or Alarm B), RTC Tamper event, RTC TimeStamp event or RTC Wakeup. An additional wakeup event is detected if the WKUP pin is enabled (by setting the EWUP bit) when the WKUP pin level is already high. </li>
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<li>PWR_FLAG_SB: StandBy flag. This flag indicates that the system was resumed from StandBy mode. </li>
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<li>PWR_FLAG_PVDO: PVD Output. This flag is valid only if PVD is enabled by the <a class="el" href="group___p_w_r___group2.html#ga42cad476b816e0a33594a933b3ed1acd" title="Enables or disables the Power Voltage Detector(PVD). ">PWR_PVDCmd()</a> function. The PVD is stopped by Standby mode For this reason, this bit is equal to 0 after Standby or reset until the PVDE bit is set. </li>
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<li>PWR_FLAG_BRR: Backup regulator ready flag. This bit is not reset when the device wakes up from Standby mode or by a system reset or power reset. </li>
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<li>PWR_FLAG_VOSRDY: This flag indicates that the Regulator voltage scaling output selection is ready. </li>
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<li>PWR_FLAG_ODRDY: This flag indicates that the Over-drive mode is ready (STM32F42xxx/43xxx devices) </li>
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<li>PWR_FLAG_ODSWRDY: This flag indicates that the Over-drive mode switcching is ready (STM32F42xxx/43xxx devices) </li>
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<li>PWR_FLAG_UDRDY: This flag indicates that the Under-drive mode is enabled in Stop mode (STM32F42xxx/43xxx devices) </li>
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</ul>
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</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">The</td><td>new state of PWR_FLAG (SET or RESET). </td></tr>
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</table>
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</dd>
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</dl>
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