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<td style="width: 80px;"><img alt="ChibiOS/RT Logo" src="logo_small.png"></td>
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<td><big><big>ChibiOS/RT</big></big><br><br>Architecture - Reference Manual - Guides</td>
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<h1>adc.h</h1><a href="adc_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
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<a name="l00002"></a>00002 <span class="comment"> ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010 Giovanni Di Sirio.</span>
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<a name="l00003"></a>00003 <span class="comment"></span>
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<a name="l00004"></a>00004 <span class="comment"> This file is part of ChibiOS/RT.</span>
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<a name="l00005"></a>00005 <span class="comment"></span>
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<a name="l00006"></a>00006 <span class="comment"> ChibiOS/RT is free software; you can redistribute it and/or modify</span>
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<a name="l00007"></a>00007 <span class="comment"> it under the terms of the GNU General Public License as published by</span>
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<a name="l00008"></a>00008 <span class="comment"> the Free Software Foundation; either version 3 of the License, or</span>
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<a name="l00009"></a>00009 <span class="comment"> (at your option) any later version.</span>
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<a name="l00010"></a>00010 <span class="comment"></span>
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<a name="l00011"></a>00011 <span class="comment"> ChibiOS/RT is distributed in the hope that it will be useful,</span>
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<a name="l00012"></a>00012 <span class="comment"> but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
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<a name="l00013"></a>00013 <span class="comment"> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span>
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<a name="l00014"></a>00014 <span class="comment"> GNU General Public License for more details.</span>
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<a name="l00015"></a>00015 <span class="comment"></span>
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<a name="l00016"></a>00016 <span class="comment"> You should have received a copy of the GNU General Public License</span>
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<a name="l00017"></a>00017 <span class="comment"> along with this program. If not, see <http://www.gnu.org/licenses/>.</span>
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<a name="l00018"></a>00018 <span class="comment"></span>
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<a name="l00019"></a>00019 <span class="comment"> ---</span>
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<a name="l00020"></a>00020 <span class="comment"></span>
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<a name="l00021"></a>00021 <span class="comment"> A special exception to the GPL can be applied should you wish to distribute</span>
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<a name="l00022"></a>00022 <span class="comment"> a combined work that includes ChibiOS/RT, without being obliged to provide</span>
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<a name="l00023"></a>00023 <span class="comment"> the source code for any proprietary components. See the file exception.txt</span>
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<a name="l00024"></a>00024 <span class="comment"> for full details of how and when the exception can be applied.</span>
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<a name="l00025"></a>00025 <span class="comment">*/</span>
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<a name="l00026"></a>00026 <span class="comment"></span>
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<a name="l00027"></a>00027 <span class="comment">/**</span>
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<a name="l00028"></a>00028 <span class="comment"> * @file adc.h</span>
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<a name="l00029"></a>00029 <span class="comment"> * @brief ADC Driver macros and structures.</span>
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<a name="l00030"></a>00030 <span class="comment"> *</span>
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<a name="l00031"></a>00031 <span class="comment"> * @addtogroup ADC</span>
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<a name="l00032"></a>00032 <span class="comment"> * @{</span>
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<a name="l00033"></a>00033 <span class="comment"> */</span>
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<a name="l00034"></a>00034
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<a name="l00035"></a>00035 <span class="preprocessor">#ifndef _ADC_H_</span>
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<a name="l00036"></a>00036 <span class="preprocessor"></span><span class="preprocessor">#define _ADC_H_</span>
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<a name="l00037"></a>00037 <span class="preprocessor"></span>
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<a name="l00038"></a>00038 <span class="preprocessor">#if CH_HAL_USE_ADC || defined(__DOXYGEN__)</span>
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<a name="l00039"></a>00039 <span class="preprocessor"></span>
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<a name="l00040"></a>00040 <span class="comment">/*===========================================================================*/</span>
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<a name="l00041"></a>00041 <span class="comment">/* Driver constants. */</span>
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<a name="l00042"></a>00042 <span class="comment">/*===========================================================================*/</span>
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<a name="l00043"></a>00043
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<a name="l00044"></a>00044 <span class="comment">/*===========================================================================*/</span>
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<a name="l00045"></a>00045 <span class="comment">/* Driver pre-compile time settings. */</span>
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<a name="l00046"></a>00046 <span class="comment">/*===========================================================================*/</span>
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<a name="l00047"></a>00047
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<a name="l00048"></a>00048 <span class="comment">/*===========================================================================*/</span>
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<a name="l00049"></a>00049 <span class="comment">/* Derived constants and error checks. */</span>
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<a name="l00050"></a>00050 <span class="comment">/*===========================================================================*/</span>
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<a name="l00051"></a>00051
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<a name="l00052"></a>00052 <span class="preprocessor">#if !CH_USE_SEMAPHORES</span>
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<a name="l00053"></a>00053 <span class="preprocessor"></span><span class="preprocessor">#error "ADC driver requires CH_USE_SEMAPHORES"</span>
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<a name="l00054"></a>00054 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
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<a name="l00055"></a>00055 <span class="preprocessor"></span>
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<a name="l00056"></a>00056 <span class="comment">/*===========================================================================*/</span>
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<a name="l00057"></a>00057 <span class="comment">/* Driver data structures and types. */</span>
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<a name="l00058"></a>00058 <span class="comment">/*===========================================================================*/</span>
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<a name="l00059"></a>00059 <span class="comment"></span>
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<a name="l00060"></a>00060 <span class="comment">/**</span>
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<a name="l00061"></a>00061 <span class="comment"> * @brief Driver state machine possible states.</span>
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<a name="l00062"></a>00062 <span class="comment"> */</span>
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<a name="l00063"></a><a class="code" href="group___a_d_c.html#ga4cc65f146a01d46dccf54d6f67a1ce30">00063</a> <span class="keyword">typedef</span> <span class="keyword">enum</span> {
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<a name="l00064"></a><a class="code" href="group___a_d_c.html#gga4cc65f146a01d46dccf54d6f67a1ce30a2593f544e0e7d2bde3737b36188db7ca">00064</a> <a class="code" href="group___a_d_c.html#gga4cc65f146a01d46dccf54d6f67a1ce30a2593f544e0e7d2bde3737b36188db7ca" title="Not initialized.">ADC_UNINIT</a> = 0, <span class="comment">/**< @brief Not initialized. */</span>
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<a name="l00065"></a><a class="code" href="group___a_d_c.html#gga4cc65f146a01d46dccf54d6f67a1ce30a3ce5b3b06ffd24b358cf65efdee69f30">00065</a> <a class="code" href="group___a_d_c.html#gga4cc65f146a01d46dccf54d6f67a1ce30a3ce5b3b06ffd24b358cf65efdee69f30" title="Stopped.">ADC_STOP</a> = 1, <span class="comment">/**< @brief Stopped. */</span>
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<a name="l00066"></a><a class="code" href="group___a_d_c.html#gga4cc65f146a01d46dccf54d6f67a1ce30a7f2a1a2c5aece4f36847bf5cea31cd14">00066</a> <a class="code" href="group___a_d_c.html#gga4cc65f146a01d46dccf54d6f67a1ce30a7f2a1a2c5aece4f36847bf5cea31cd14" title="Ready.">ADC_READY</a> = 2, <span class="comment">/**< @brief Ready. */</span>
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<a name="l00067"></a><a class="code" href="group___a_d_c.html#gga4cc65f146a01d46dccf54d6f67a1ce30ac7e9b56ff40aed13ba7bf7ee6ed6fc20">00067</a> <a class="code" href="group___a_d_c.html#gga4cc65f146a01d46dccf54d6f67a1ce30ac7e9b56ff40aed13ba7bf7ee6ed6fc20" title="Conversion running.">ADC_RUNNING</a> = 3, <span class="comment">/**< @brief Conversion running. */</span>
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<a name="l00068"></a><a class="code" href="group___a_d_c.html#gga4cc65f146a01d46dccf54d6f67a1ce30a90848166c82f38aa379ec0f89ca29ac8">00068</a> <a class="code" href="group___a_d_c.html#gga4cc65f146a01d46dccf54d6f67a1ce30a90848166c82f38aa379ec0f89ca29ac8" title="Conversion complete.">ADC_COMPLETE</a> = 4 <span class="comment">/**< @brief Conversion complete.*/</span>
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<a name="l00069"></a>00069 } <a class="code" href="group___a_d_c.html#ga4cc65f146a01d46dccf54d6f67a1ce30" title="Driver state machine possible states.">adcstate_t</a>;
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<a name="l00070"></a>00070
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<a name="l00071"></a>00071 <span class="preprocessor">#include "<a class="code" href="platforms_2_s_t_m32_2adc__lld_8h.html" title="STM32 ADC subsystem low level driver header.">adc_lld.h</a>"</span>
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<a name="l00072"></a>00072
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<a name="l00073"></a>00073 <span class="comment">/*===========================================================================*/</span>
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<a name="l00074"></a>00074 <span class="comment">/* Driver macros. */</span>
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<a name="l00075"></a>00075 <span class="comment">/*===========================================================================*/</span>
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<a name="l00076"></a>00076
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<a name="l00077"></a>00077 <span class="comment">/*===========================================================================*/</span>
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<a name="l00078"></a>00078 <span class="comment">/* External declarations. */</span>
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<a name="l00079"></a>00079 <span class="comment">/*===========================================================================*/</span>
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<a name="l00080"></a>00080
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<a name="l00081"></a>00081 <span class="preprocessor">#ifdef __cplusplus</span>
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<a name="l00082"></a>00082 <span class="preprocessor"></span><span class="keyword">extern</span> <span class="stringliteral">"C"</span> {
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<a name="l00083"></a>00083 <span class="preprocessor">#endif</span>
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<a name="l00084"></a>00084 <span class="preprocessor"></span> <span class="keywordtype">void</span> <a class="code" href="group___a_d_c.html#gafd645b17cf0581bcaa22c56011c775e4" title="ADC Driver initialization.">adcInit</a>(<span class="keywordtype">void</span>);
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<a name="l00085"></a>00085 <span class="keywordtype">void</span> <a class="code" href="group___a_d_c.html#gac7f619e304c79c17f19221d05138d405" title="Initializes the standard part of a ADCDriver structure.">adcObjectInit</a>(<a class="code" href="struct_a_d_c_driver.html" title="Structure representing an ADC driver.">ADCDriver</a> *adcp);
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<a name="l00086"></a>00086 <span class="keywordtype">void</span> <a class="code" href="group___a_d_c.html#ga92f8b4434b8199323b1469e0479de7f8" title="Configures and activates the ADC peripheral.">adcStart</a>(<a class="code" href="struct_a_d_c_driver.html" title="Structure representing an ADC driver.">ADCDriver</a> *adcp, <span class="keyword">const</span> <a class="code" href="struct_a_d_c_config.html" title="Driver configuration structure.">ADCConfig</a> *config);
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<a name="l00087"></a>00087 <span class="keywordtype">void</span> <a class="code" href="group___a_d_c.html#ga3caf934a28b65e6a5eda3e882ca06845" title="Deactivates the ADC peripheral.">adcStop</a>(<a class="code" href="struct_a_d_c_driver.html" title="Structure representing an ADC driver.">ADCDriver</a> *adcp);
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<a name="l00088"></a>00088 <a class="code" href="group__types.html#ga7556af1cb61728b53228fa3af1c851de" title="Boolean, recommended the fastest signed.">bool_t</a> <a class="code" href="group___a_d_c.html#gadb9905e3fcd0f053ca1e07e9686bf641" title="Starts an ADC conversion.">adcStartConversion</a>(<a class="code" href="struct_a_d_c_driver.html" title="Structure representing an ADC driver.">ADCDriver</a> *adcp,
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<a name="l00089"></a>00089 <span class="keyword">const</span> <a class="code" href="struct_a_d_c_conversion_group.html" title="Conversion group configuration structure.">ADCConversionGroup</a> *grpp,
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<a name="l00090"></a>00090 <a class="code" href="group___a_d_c___l_l_d.html#gac232ced5da9f2b4f5d5adf499c7cb745" title="ADC sample data type.">adcsample_t</a> *samples,
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<a name="l00091"></a>00091 <span class="keywordtype">size_t</span> depth,
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<a name="l00092"></a>00092 <a class="code" href="group___a_d_c___l_l_d.html#ga8e0e1e6b7c43117b6bd065dab8069ce0" title="ADC notification callback type.">adccallback_t</a> callback);
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<a name="l00093"></a>00093 <span class="keywordtype">void</span> <a class="code" href="group___a_d_c.html#gabce14d8f240e85715cded02c85b6585a" title="Stops an ongoing conversion.">adcStopConversion</a>(<a class="code" href="struct_a_d_c_driver.html" title="Structure representing an ADC driver.">ADCDriver</a> *adcp);
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<a name="l00094"></a>00094 <a class="code" href="group__types.html#ga35bcb0c321cd7bc45bf1a11fa17ebdd3" title="Message, use signed pointer equivalent.">msg_t</a> <a class="code" href="group___a_d_c.html#ga026ac46dfe36031ab177e35f3aff5b09" title="Waits for completion.">adcWaitConversion</a>(<a class="code" href="struct_a_d_c_driver.html" title="Structure representing an ADC driver.">ADCDriver</a> *adcp, <a class="code" href="group__types.html#gae3e32a98d431a02106616da3071832dd" title="System Time, recommended fastest unsigned.">systime_t</a> timeout);
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<a name="l00095"></a>00095 <span class="preprocessor">#ifdef __cplusplus</span>
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<a name="l00096"></a>00096 <span class="preprocessor"></span>}
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<a name="l00097"></a>00097 <span class="preprocessor">#endif</span>
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<a name="l00098"></a>00098 <span class="preprocessor"></span>
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<a name="l00099"></a>00099 <span class="preprocessor">#endif </span><span class="comment">/* CH_HAL_USE_ADC */</span>
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<a name="l00100"></a>00100
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<a name="l00101"></a>00101 <span class="preprocessor">#endif </span><span class="comment">/* _ADC_H_ */</span>
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<a name="l00102"></a>00102 <span class="comment"></span>
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<a name="l00103"></a>00103 <span class="comment">/** @} */</span>
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</pre></div></div>
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