345 lines
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345 lines
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<a href="#func-members">Functions</a> </div>
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<div class="headertitle">
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<div class="title">IWDG<div class="ingroups"><a class="el" href="group___s_t_m32_f4xx___std_periph___driver.html">STM32F4xx_StdPeriph_Driver</a></div></div> </div>
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</div><!--header-->
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<div class="contents">
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<p>IWDG driver modules.
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<a href="#details">More...</a></p>
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<div class="dynheader">
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Collaboration diagram for IWDG:</div>
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<div class="dyncontent">
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<center><table><tr><td><img src="group___i_w_d_g.png" border="0" alt="" usemap="#group______i__w__d__g"/>
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<map name="group______i__w__d__g" id="group______i__w__d__g">
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<area shape="rect" id="node1" href="group___i_w_d_g___private___functions.html" title="IWDG_Private_Functions" alt="" coords="323,5,489,32"/><area shape="rect" id="node2" href="group___s_t_m32_f4xx___std_periph___driver.html" title="STM32F4xx_StdPeriph\l_Driver" alt="" coords="5,23,161,65"/><area shape="rect" id="node4" href="group___i_w_d_g___exported___constants.html" title="IWDG_Exported_Constants" alt="" coords="315,56,497,83"/></map>
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</td></tr></table></center>
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</div>
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<table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="groups"></a>
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Modules</h2></td></tr>
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<tr class="memitem:group___i_w_d_g___exported___constants"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___i_w_d_g___exported___constants.html">IWDG_Exported_Constants</a></td></tr>
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<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:group___i_w_d_g___private___functions"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___i_w_d_g___private___functions.html">IWDG_Private_Functions</a></td></tr>
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<tr class="separator:"><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="define-members"></a>
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Macros</h2></td></tr>
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<tr class="memitem:ga830a9a1bad16c7043c86545f4c159a50"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ga830a9a1bad16c7043c86545f4c159a50"></a>
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#define </td><td class="memItemRight" valign="bottom"><b>KR_KEY_RELOAD</b>   ((uint16_t)0xAAAA)</td></tr>
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<tr class="separator:ga830a9a1bad16c7043c86545f4c159a50"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:gaeaa0dd2da3f9d0cce0d708cfff1df545"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="gaeaa0dd2da3f9d0cce0d708cfff1df545"></a>
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#define </td><td class="memItemRight" valign="bottom"><b>KR_KEY_ENABLE</b>   ((uint16_t)0xCCCC)</td></tr>
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<tr class="separator:gaeaa0dd2da3f9d0cce0d708cfff1df545"><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="func-members"></a>
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Functions</h2></td></tr>
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<tr class="memitem:gae466681e5bdc11b353c508b89d75ca05"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___i_w_d_g.html#gae466681e5bdc11b353c508b89d75ca05">IWDG_WriteAccessCmd</a> (uint16_t IWDG_WriteAccess)</td></tr>
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<tr class="memdesc:gae466681e5bdc11b353c508b89d75ca05"><td class="mdescLeft"> </td><td class="mdescRight">Enables or disables write access to IWDG_PR and IWDG_RLR registers. <a href="#gae466681e5bdc11b353c508b89d75ca05">More...</a><br /></td></tr>
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<tr class="separator:gae466681e5bdc11b353c508b89d75ca05"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga4fa7f1cd690533a35ad9e4729c0450a3"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___i_w_d_g.html#ga4fa7f1cd690533a35ad9e4729c0450a3">IWDG_SetPrescaler</a> (uint8_t IWDG_Prescaler)</td></tr>
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<tr class="memdesc:ga4fa7f1cd690533a35ad9e4729c0450a3"><td class="mdescLeft"> </td><td class="mdescRight">Sets IWDG Prescaler value. <a href="#ga4fa7f1cd690533a35ad9e4729c0450a3">More...</a><br /></td></tr>
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<tr class="separator:ga4fa7f1cd690533a35ad9e4729c0450a3"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:gae2a14752a0431f23cb80cebf202ac365"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___i_w_d_g.html#gae2a14752a0431f23cb80cebf202ac365">IWDG_SetReload</a> (uint16_t Reload)</td></tr>
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<tr class="memdesc:gae2a14752a0431f23cb80cebf202ac365"><td class="mdescLeft"> </td><td class="mdescRight">Sets IWDG Reload value. <a href="#gae2a14752a0431f23cb80cebf202ac365">More...</a><br /></td></tr>
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<tr class="separator:gae2a14752a0431f23cb80cebf202ac365"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga7147ebabdc3fef97f532b171a4e70d49"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___i_w_d_g.html#ga7147ebabdc3fef97f532b171a4e70d49">IWDG_ReloadCounter</a> (void)</td></tr>
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<tr class="memdesc:ga7147ebabdc3fef97f532b171a4e70d49"><td class="mdescLeft"> </td><td class="mdescRight">Reloads IWDG counter with value defined in the reload register (write access to IWDG_PR and IWDG_RLR registers disabled). <a href="#ga7147ebabdc3fef97f532b171a4e70d49">More...</a><br /></td></tr>
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<tr class="separator:ga7147ebabdc3fef97f532b171a4e70d49"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga479b2921c86f8c67b819f5c4bea6bdb6"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___i_w_d_g.html#ga479b2921c86f8c67b819f5c4bea6bdb6">IWDG_Enable</a> (void)</td></tr>
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<tr class="memdesc:ga479b2921c86f8c67b819f5c4bea6bdb6"><td class="mdescLeft"> </td><td class="mdescRight">Enables IWDG (write access to IWDG_PR and IWDG_RLR registers disabled). <a href="#ga479b2921c86f8c67b819f5c4bea6bdb6">More...</a><br /></td></tr>
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<tr class="separator:ga479b2921c86f8c67b819f5c4bea6bdb6"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga37f050cfbedc0c15f9e0816c0b22011e"><td class="memItemLeft" align="right" valign="top">FlagStatus </td><td class="memItemRight" valign="bottom"><a class="el" href="group___i_w_d_g.html#ga37f050cfbedc0c15f9e0816c0b22011e">IWDG_GetFlagStatus</a> (uint16_t IWDG_FLAG)</td></tr>
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<tr class="memdesc:ga37f050cfbedc0c15f9e0816c0b22011e"><td class="mdescLeft"> </td><td class="mdescRight">Checks whether the specified IWDG flag is set or not. <a href="#ga37f050cfbedc0c15f9e0816c0b22011e">More...</a><br /></td></tr>
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<tr class="separator:ga37f050cfbedc0c15f9e0816c0b22011e"><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>IWDG driver modules. </p>
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<h2 class="groupheader">Function Documentation</h2>
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<a class="anchor" id="ga479b2921c86f8c67b819f5c4bea6bdb6"></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 IWDG_Enable </td>
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<td>(</td>
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<td class="paramtype">void </td>
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<td class="paramname"></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>Enables IWDG (write access to IWDG_PR and IWDG_RLR registers disabled). </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">None</td><td></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="ga37f050cfbedc0c15f9e0816c0b22011e"></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">FlagStatus IWDG_GetFlagStatus </td>
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<td>(</td>
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<td class="paramtype">uint16_t </td>
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<td class="paramname"><em>IWDG_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 IWDG 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">IWDG_FLAG</td><td>specifies the flag to check. This parameter can be one of the following values: <ul>
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<li>IWDG_FLAG_PVU: Prescaler Value Update on going </li>
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<li>IWDG_FLAG_RVU: Reload Value Update on going </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 IWDG_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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</div>
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</div>
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<a class="anchor" id="ga7147ebabdc3fef97f532b171a4e70d49"></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 IWDG_ReloadCounter </td>
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<td>(</td>
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<td class="paramtype">void </td>
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<td class="paramname"></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>Reloads IWDG counter with value defined in the reload register (write access to IWDG_PR and IWDG_RLR registers disabled). </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">None</td><td></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="ga4fa7f1cd690533a35ad9e4729c0450a3"></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 IWDG_SetPrescaler </td>
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<td>(</td>
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<td class="paramtype">uint8_t </td>
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<td class="paramname"><em>IWDG_Prescaler</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>Sets IWDG Prescaler value. </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">IWDG_Prescaler</td><td>specifies the IWDG Prescaler value. This parameter can be one of the following values: <ul>
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<li>IWDG_Prescaler_4: IWDG prescaler set to 4 </li>
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<li>IWDG_Prescaler_8: IWDG prescaler set to 8 </li>
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<li>IWDG_Prescaler_16: IWDG prescaler set to 16 </li>
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<li>IWDG_Prescaler_32: IWDG prescaler set to 32 </li>
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<li>IWDG_Prescaler_64: IWDG prescaler set to 64 </li>
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<li>IWDG_Prescaler_128: IWDG prescaler set to 128 </li>
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<li>IWDG_Prescaler_256: IWDG prescaler set to 256 </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="gae2a14752a0431f23cb80cebf202ac365"></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 IWDG_SetReload </td>
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<td>(</td>
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<td class="paramtype">uint16_t </td>
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<td class="paramname"><em>Reload</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>Sets IWDG Reload value. </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">Reload</td><td>specifies the IWDG Reload value. This parameter must be a number between 0 and 0x0FFF. </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="gae466681e5bdc11b353c508b89d75ca05"></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 IWDG_WriteAccessCmd </td>
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<td>(</td>
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<td class="paramtype">uint16_t </td>
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<td class="paramname"><em>IWDG_WriteAccess</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>Enables or disables write access to IWDG_PR and IWDG_RLR 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">IWDG_WriteAccess</td><td>new state of write access to IWDG_PR and IWDG_RLR registers. This parameter can be one of the following values: <ul>
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<li>IWDG_WriteAccess_Enable: Enable write access to IWDG_PR and IWDG_RLR registers </li>
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<li>IWDG_WriteAccess_Disable: Disable write access to IWDG_PR and IWDG_RLR registers </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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</div><!-- contents -->
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<!-- start footer part -->
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<hr class="footer"/><address class="footer"><small>
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Generated on Sun May 10 2015 15:15:20 for discoverpixy by  <a href="http://www.doxygen.org/index.html">
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<img class="footer" src="doxygen.png" alt="doxygen"/>
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</a> 1.8.9.1
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</body>
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</html>
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