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<a href="#func-members">Functions</a> </div>
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<div class="title">Temperature Sensor, Vrefint (Voltage Reference internal)<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___a_d_c.html">ADC</a> » <a class="el" href="group___a_d_c___private___functions.html">ADC_Private_Functions</a></div></div> </div>
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<p>Temperature Sensor, Vrefint and VBAT management functions.
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<a href="#details">More...</a></p>
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Collaboration diagram for Temperature Sensor, Vrefint (Voltage Reference internal):</div>
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<center><table><tr><td><img src="group___a_d_c___group3.png" border="0" alt="" usemap="#group______a__d__c______group3"/>
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<map name="group______a__d__c______group3" id="group______a__d__c______group3">
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<area shape="rect" id="node1" href="group___a_d_c___private___functions.html" title="ADC_Private_Functions" alt="" coords="5,20,164,47"/></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:ga848682e2d7d3de9f8cf03ffa4c11f0b5"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___a_d_c___group3.html#ga848682e2d7d3de9f8cf03ffa4c11f0b5">ADC_TempSensorVrefintCmd</a> (FunctionalState NewState)</td></tr>
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<tr class="memdesc:ga848682e2d7d3de9f8cf03ffa4c11f0b5"><td class="mdescLeft"> </td><td class="mdescRight">Enables or disables the temperature sensor and Vrefint channels. <a href="#ga848682e2d7d3de9f8cf03ffa4c11f0b5">More...</a><br /></td></tr>
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<tr class="separator:ga848682e2d7d3de9f8cf03ffa4c11f0b5"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga17fc58510ddc80024e65d9738ad6e98c"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___a_d_c___group3.html#ga17fc58510ddc80024e65d9738ad6e98c">ADC_VBATCmd</a> (FunctionalState NewState)</td></tr>
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<tr class="memdesc:ga17fc58510ddc80024e65d9738ad6e98c"><td class="mdescLeft"> </td><td class="mdescRight">Enables or disables the VBAT (Voltage Battery) channel. <a href="#ga17fc58510ddc80024e65d9738ad6e98c">More...</a><br /></td></tr>
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<tr class="separator:ga17fc58510ddc80024e65d9738ad6e98c"><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>Temperature Sensor, Vrefint and VBAT management functions. </p>
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<p>and VBAT (Voltage BATtery) management functions </p><pre class="fragment"> ===============================================================================
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##### Temperature Sensor, Vrefint and VBAT management functions #####
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===============================================================================
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[..] This section provides functions allowing to enable/ disable the internal
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connections between the ADC and the Temperature Sensor, the Vrefint and
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the Vbat sources.
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[..] A typical configuration to get the Temperature sensor and Vrefint channels
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voltages is done following these steps :
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(#) Enable the internal connection of Temperature sensor and Vrefint sources
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with the ADC channels using ADC_TempSensorVrefintCmd() function.
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(#) Select the ADC_Channel_TempSensor and/or ADC_Channel_Vrefint using
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ADC_RegularChannelConfig() or ADC_InjectedChannelConfig() functions
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(#) Get the voltage values, using ADC_GetConversionValue() or
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ADC_GetInjectedConversionValue().
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[..] A typical configuration to get the VBAT channel voltage is done following
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these steps :
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(#) Enable the internal connection of VBAT source with the ADC channel using
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ADC_VBATCmd() function.
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(#) Select the ADC_Channel_Vbat using ADC_RegularChannelConfig() or
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ADC_InjectedChannelConfig() functions
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(#) Get the voltage value, using ADC_GetConversionValue() or
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ADC_GetInjectedConversionValue().</pre> <h2 class="groupheader">Function Documentation</h2>
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<a class="anchor" id="ga848682e2d7d3de9f8cf03ffa4c11f0b5"></a>
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<div class="memitem">
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<table class="memname">
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<tr>
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<td class="memname">void ADC_TempSensorVrefintCmd </td>
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<td>(</td>
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<td class="paramtype">FunctionalState </td>
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<td class="paramname"><em>NewState</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 the temperature sensor and Vrefint channels. </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">NewState</td><td>new state of the temperature sensor and Vrefint channels. This parameter can be: ENABLE or DISABLE. </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="ga17fc58510ddc80024e65d9738ad6e98c"></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 ADC_VBATCmd </td>
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<td>(</td>
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<td class="paramtype">FunctionalState </td>
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<td class="paramname"><em>NewState</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 the VBAT (Voltage Battery) channel. </p>
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<dl class="section note"><dt>Note</dt><dd>the Battery voltage measured is equal to VBAT/2 on STM32F40xx and STM32F41xx devices and equal to VBAT/4 on STM32F42xx and STM32F43xx devices</dd></dl>
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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">NewState</td><td>new state of the VBAT channel. This parameter can be: ENABLE or DISABLE. </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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