en 129 / mbed-dev

fix LPC812 PWM

Dependents:   IR_LED_Send

Fork of mbed-dev by mbed official

targets/cmsis/TARGET_STM/TARGET_STM32L0/stm32l0xx_hal_adc_ex.c@0:9b334a45a8ff, 2015-10-01 (annotated)

Committer:
bogdanm
Date:
Thu Oct 01 15:25:22 2015 +0300
Revision:
0:9b334a45a8ff
Child:
113:b3775bf36a83
Initial commit on mbed-dev



Replaces mbed-src (now inactive)

Who changed what in which revision?

UserRevisionLine numberNew contents of line
bogdanm 0:9b334a45a8ff 1 /**
bogdanm 0:9b334a45a8ff 2 ******************************************************************************
bogdanm 0:9b334a45a8ff 3 * @file stm32l0xx_hal_adc_ex.c
bogdanm 0:9b334a45a8ff 4 * @author MCD Application Team
bogdanm 0:9b334a45a8ff 5 * @version V1.2.0
bogdanm 0:9b334a45a8ff 6 * @date 06-February-2015
bogdanm 0:9b334a45a8ff 7 * @brief This file provides firmware functions to manage the following
bogdanm 0:9b334a45a8ff 8 * functionalities of the Analog to Digital Convertor (ADC)
bogdanm 0:9b334a45a8ff 9 * peripheral:
bogdanm 0:9b334a45a8ff 10 * + Start calibration.
bogdanm 0:9b334a45a8ff 11 * + Read the calibration factor.
bogdanm 0:9b334a45a8ff 12 * + Set a calibration factor.
bogdanm 0:9b334a45a8ff 13 *
bogdanm 0:9b334a45a8ff 14 @verbatim
bogdanm 0:9b334a45a8ff 15 ==============================================================================
bogdanm 0:9b334a45a8ff 16 ##### ADC specific features #####
bogdanm 0:9b334a45a8ff 17 ==============================================================================
bogdanm 0:9b334a45a8ff 18 [..]
bogdanm 0:9b334a45a8ff 19 (#) Self calibration.
bogdanm 0:9b334a45a8ff 20
bogdanm 0:9b334a45a8ff 21
bogdanm 0:9b334a45a8ff 22 ##### How to use this driver #####
bogdanm 0:9b334a45a8ff 23 ==============================================================================
bogdanm 0:9b334a45a8ff 24 [..]
bogdanm 0:9b334a45a8ff 25
bogdanm 0:9b334a45a8ff 26 (#) Call HAL_ADCEx_Calibration_Start() to start calibration
bogdanm 0:9b334a45a8ff 27
bogdanm 0:9b334a45a8ff 28 (#) Read the calibration factor using HAL_ADCEx_Calibration_GetValue()
bogdanm 0:9b334a45a8ff 29
bogdanm 0:9b334a45a8ff 30 (#) User can set a his calibration factor using HAL_ADCEx_Calibration_SetValue()
bogdanm 0:9b334a45a8ff 31
bogdanm 0:9b334a45a8ff 32 @endverbatim
bogdanm 0:9b334a45a8ff 33 ******************************************************************************
bogdanm 0:9b334a45a8ff 34 * @attention
bogdanm 0:9b334a45a8ff 35 *
bogdanm 0:9b334a45a8ff 36 * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
bogdanm 0:9b334a45a8ff 37 *
bogdanm 0:9b334a45a8ff 38 * Redistribution and use in source and binary forms, with or without modification,
bogdanm 0:9b334a45a8ff 39 * are permitted provided that the following conditions are met:
bogdanm 0:9b334a45a8ff 40 * 1. Redistributions of source code must retain the above copyright notice,
bogdanm 0:9b334a45a8ff 41 * this list of conditions and the following disclaimer.
bogdanm 0:9b334a45a8ff 42 * 2. Redistributions in binary form must reproduce the above copyright notice,
bogdanm 0:9b334a45a8ff 43 * this list of conditions and the following disclaimer in the documentation
bogdanm 0:9b334a45a8ff 44 * and/or other materials provided with the distribution.
bogdanm 0:9b334a45a8ff 45 * 3. Neither the name of STMicroelectronics nor the names of its contributors
bogdanm 0:9b334a45a8ff 46 * may be used to endorse or promote products derived from this software
bogdanm 0:9b334a45a8ff 47 * without specific prior written permission.
bogdanm 0:9b334a45a8ff 48 *
bogdanm 0:9b334a45a8ff 49 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
bogdanm 0:9b334a45a8ff 50 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
bogdanm 0:9b334a45a8ff 51 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
bogdanm 0:9b334a45a8ff 52 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
bogdanm 0:9b334a45a8ff 53 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
bogdanm 0:9b334a45a8ff 54 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
bogdanm 0:9b334a45a8ff 55 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
bogdanm 0:9b334a45a8ff 56 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
bogdanm 0:9b334a45a8ff 57 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
bogdanm 0:9b334a45a8ff 58 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
bogdanm 0:9b334a45a8ff 59 *
bogdanm 0:9b334a45a8ff 60 ******************************************************************************
bogdanm 0:9b334a45a8ff 61 */
bogdanm 0:9b334a45a8ff 62
bogdanm 0:9b334a45a8ff 63 /* Includes ------------------------------------------------------------------*/
bogdanm 0:9b334a45a8ff 64 #include "stm32l0xx_hal.h"
bogdanm 0:9b334a45a8ff 65
bogdanm 0:9b334a45a8ff 66 /** @addtogroup STM32L0xx_HAL_Driver
bogdanm 0:9b334a45a8ff 67 * @{
bogdanm 0:9b334a45a8ff 68 */
bogdanm 0:9b334a45a8ff 69
bogdanm 0:9b334a45a8ff 70 /** @addtogroup ADCEx
bogdanm 0:9b334a45a8ff 71 * @brief ADC driver modules
bogdanm 0:9b334a45a8ff 72 * @{
bogdanm 0:9b334a45a8ff 73 */
bogdanm 0:9b334a45a8ff 74
bogdanm 0:9b334a45a8ff 75 #ifdef HAL_ADC_MODULE_ENABLED
bogdanm 0:9b334a45a8ff 76
bogdanm 0:9b334a45a8ff 77 /* Private typedef -----------------------------------------------------------*/
bogdanm 0:9b334a45a8ff 78 /* Private define ------------------------------------------------------------*/
bogdanm 0:9b334a45a8ff 79 /* Private macro -------------------------------------------------------------*/
bogdanm 0:9b334a45a8ff 80 /* Private variables ---------------------------------------------------------*/
bogdanm 0:9b334a45a8ff 81 /* Private function prototypes -----------------------------------------------*/
bogdanm 0:9b334a45a8ff 82 /* Private functions ---------------------------------------------------------*/
bogdanm 0:9b334a45a8ff 83
bogdanm 0:9b334a45a8ff 84
bogdanm 0:9b334a45a8ff 85 /** @addtgroup ADCEx_Group ADC Extended features functions
bogdanm 0:9b334a45a8ff 86 * @brief ADC Extended features functions
bogdanm 0:9b334a45a8ff 87 *
bogdanm 0:9b334a45a8ff 88 @verbatim
bogdanm 0:9b334a45a8ff 89 ===============================================================================
bogdanm 0:9b334a45a8ff 90 ##### ADC Extended features functions #####
bogdanm 0:9b334a45a8ff 91 ===============================================================================
bogdanm 0:9b334a45a8ff 92 [..]
bogdanm 0:9b334a45a8ff 93 This subsection provides functions allowing to:
bogdanm 0:9b334a45a8ff 94 (+) Start calibration.
bogdanm 0:9b334a45a8ff 95 (+) Get calibration factor.
bogdanm 0:9b334a45a8ff 96 (+) Set calibration factor.
bogdanm 0:9b334a45a8ff 97
bogdanm 0:9b334a45a8ff 98 @endverbatim
bogdanm 0:9b334a45a8ff 99 * @{
bogdanm 0:9b334a45a8ff 100 */
bogdanm 0:9b334a45a8ff 101
bogdanm 0:9b334a45a8ff 102
bogdanm 0:9b334a45a8ff 103 /**
bogdanm 0:9b334a45a8ff 104 * @brief Start an automatic calibration
bogdanm 0:9b334a45a8ff 105 * @param hadc: pointer to a ADC_HandleTypeDef structure that contains
bogdanm 0:9b334a45a8ff 106 * the configuration information for the specified ADC.
bogdanm 0:9b334a45a8ff 107 * @param SingleDiff: Selection of single-ended or differential input
bogdanm 0:9b334a45a8ff 108 * This parameter can be only of the following values:
bogdanm 0:9b334a45a8ff 109 * @arg ADC_SINGLE_ENDED: Channel in mode input single ended
bogdanm 0:9b334a45a8ff 110 * @retval HAL status
bogdanm 0:9b334a45a8ff 111 */
bogdanm 0:9b334a45a8ff 112 HAL_StatusTypeDef HAL_ADCEx_Calibration_Start(ADC_HandleTypeDef* hadc, uint32_t SingleDiff)
bogdanm 0:9b334a45a8ff 113 {
bogdanm 0:9b334a45a8ff 114 uint32_t tickstart = 0;
bogdanm 0:9b334a45a8ff 115
bogdanm 0:9b334a45a8ff 116 /* Check the parameters */
bogdanm 0:9b334a45a8ff 117 assert_param(IS_ADC_ALL_INSTANCE(hadc->Instance));
bogdanm 0:9b334a45a8ff 118 assert_param(IS_ADC_SINGLE_DIFFERENTIAL(SingleDiff));
bogdanm 0:9b334a45a8ff 119
bogdanm 0:9b334a45a8ff 120 /* Process locked */
bogdanm 0:9b334a45a8ff 121 __HAL_LOCK(hadc);
bogdanm 0:9b334a45a8ff 122
bogdanm 0:9b334a45a8ff 123 /* Disable the ADC (if not already disabled) */
bogdanm 0:9b334a45a8ff 124 if (ADC_IS_ENABLE(hadc) != RESET )
bogdanm 0:9b334a45a8ff 125 {
bogdanm 0:9b334a45a8ff 126 /* Check if conditions to disable the ADC are fulfilled */
bogdanm 0:9b334a45a8ff 127 if (ADC_DISABLING_CONDITIONS(hadc) != RESET)
bogdanm 0:9b334a45a8ff 128 {
bogdanm 0:9b334a45a8ff 129 __HAL_ADC_DISABLE(hadc);
bogdanm 0:9b334a45a8ff 130 }
bogdanm 0:9b334a45a8ff 131 else
bogdanm 0:9b334a45a8ff 132 {
bogdanm 0:9b334a45a8ff 133 hadc->State= HAL_ADC_STATE_ERROR;
bogdanm 0:9b334a45a8ff 134
bogdanm 0:9b334a45a8ff 135 /* Process unlocked */
bogdanm 0:9b334a45a8ff 136 __HAL_UNLOCK(hadc);
bogdanm 0:9b334a45a8ff 137
bogdanm 0:9b334a45a8ff 138 return HAL_ERROR;
bogdanm 0:9b334a45a8ff 139 }
bogdanm 0:9b334a45a8ff 140
bogdanm 0:9b334a45a8ff 141 /* Wait for ADC effectively disabled */
bogdanm 0:9b334a45a8ff 142 /* Get timeout */
bogdanm 0:9b334a45a8ff 143 tickstart = HAL_GetTick();
bogdanm 0:9b334a45a8ff 144
bogdanm 0:9b334a45a8ff 145 /* Wait for disabling completion */
bogdanm 0:9b334a45a8ff 146 while(HAL_IS_BIT_SET(hadc->Instance->CR, ADC_CR_ADEN))
bogdanm 0:9b334a45a8ff 147 {
bogdanm 0:9b334a45a8ff 148 /* Check for the Timeout */
bogdanm 0:9b334a45a8ff 149 if(ADC_DISABLE_TIMEOUT != HAL_MAX_DELAY)
bogdanm 0:9b334a45a8ff 150 {
bogdanm 0:9b334a45a8ff 151 if((HAL_GetTick() - tickstart ) > ADC_DISABLE_TIMEOUT)
bogdanm 0:9b334a45a8ff 152 {
bogdanm 0:9b334a45a8ff 153 hadc->State= HAL_ADC_STATE_TIMEOUT;
bogdanm 0:9b334a45a8ff 154
bogdanm 0:9b334a45a8ff 155 /* Process unlocked */
bogdanm 0:9b334a45a8ff 156 __HAL_UNLOCK(hadc);
bogdanm 0:9b334a45a8ff 157
bogdanm 0:9b334a45a8ff 158 return HAL_TIMEOUT;
bogdanm 0:9b334a45a8ff 159 }
bogdanm 0:9b334a45a8ff 160 }
bogdanm 0:9b334a45a8ff 161 }
bogdanm 0:9b334a45a8ff 162 }
bogdanm 0:9b334a45a8ff 163
bogdanm 0:9b334a45a8ff 164 /* Start ADC calibration */
bogdanm 0:9b334a45a8ff 165 hadc->Instance->CR |= ADC_CR_ADCAL;
bogdanm 0:9b334a45a8ff 166
bogdanm 0:9b334a45a8ff 167 /* Get timeout */
bogdanm 0:9b334a45a8ff 168 tickstart = HAL_GetTick();
bogdanm 0:9b334a45a8ff 169
bogdanm 0:9b334a45a8ff 170 /* Wait for calibration completion */
bogdanm 0:9b334a45a8ff 171 while(HAL_IS_BIT_SET(hadc->Instance->CR, ADC_CR_ADCAL))
bogdanm 0:9b334a45a8ff 172 {
bogdanm 0:9b334a45a8ff 173 /* Check for the Timeout */
bogdanm 0:9b334a45a8ff 174 if(ADC_CALIBRATION_TIMEOUT != HAL_MAX_DELAY)
bogdanm 0:9b334a45a8ff 175 {
bogdanm 0:9b334a45a8ff 176 if((HAL_GetTick() - tickstart ) > ADC_CALIBRATION_TIMEOUT)
bogdanm 0:9b334a45a8ff 177 {
bogdanm 0:9b334a45a8ff 178 hadc->State= HAL_ADC_STATE_TIMEOUT;
bogdanm 0:9b334a45a8ff 179
bogdanm 0:9b334a45a8ff 180 /* Process unlocked */
bogdanm 0:9b334a45a8ff 181 __HAL_UNLOCK(hadc);
bogdanm 0:9b334a45a8ff 182
bogdanm 0:9b334a45a8ff 183 return HAL_TIMEOUT;
bogdanm 0:9b334a45a8ff 184 }
bogdanm 0:9b334a45a8ff 185 }
bogdanm 0:9b334a45a8ff 186 }
bogdanm 0:9b334a45a8ff 187
bogdanm 0:9b334a45a8ff 188 /* Process unlocked */
bogdanm 0:9b334a45a8ff 189 __HAL_UNLOCK(hadc);
bogdanm 0:9b334a45a8ff 190
bogdanm 0:9b334a45a8ff 191 /* Return function status */
bogdanm 0:9b334a45a8ff 192 return HAL_OK;
bogdanm 0:9b334a45a8ff 193
bogdanm 0:9b334a45a8ff 194 }
bogdanm 0:9b334a45a8ff 195
bogdanm 0:9b334a45a8ff 196 /**
bogdanm 0:9b334a45a8ff 197 * @brief Get the calibration factor.
bogdanm 0:9b334a45a8ff 198 * @param hadc: ADC handle.
bogdanm 0:9b334a45a8ff 199 * @param SingleDiff: This parameter can be only:
bogdanm 0:9b334a45a8ff 200 * @arg ADC_SINGLE_ENDED: Channel in mode input single ended.
bogdanm 0:9b334a45a8ff 201 * @retval Calibration value.
bogdanm 0:9b334a45a8ff 202 */
bogdanm 0:9b334a45a8ff 203 uint32_t HAL_ADCEx_Calibration_GetValue(ADC_HandleTypeDef* hadc, uint32_t SingleDiff)
bogdanm 0:9b334a45a8ff 204 {
bogdanm 0:9b334a45a8ff 205 /* Check the parameters */
bogdanm 0:9b334a45a8ff 206 assert_param(IS_ADC_ALL_INSTANCE(hadc->Instance));
bogdanm 0:9b334a45a8ff 207 assert_param(IS_ADC_SINGLE_DIFFERENTIAL(SingleDiff));
bogdanm 0:9b334a45a8ff 208
bogdanm 0:9b334a45a8ff 209 /* Return the ADC calibration value */
bogdanm 0:9b334a45a8ff 210 return ((hadc->Instance->CALFACT) & 0x0000007F);
bogdanm 0:9b334a45a8ff 211 }
bogdanm 0:9b334a45a8ff 212
bogdanm 0:9b334a45a8ff 213 /**
bogdanm 0:9b334a45a8ff 214 * @brief Set the calibration factor to overwrite automatic conversion result.
bogdanm 0:9b334a45a8ff 215 * ADC must be enabled and no conversion is ongoing.
bogdanm 0:9b334a45a8ff 216 * @param hadc: ADC handle
bogdanm 0:9b334a45a8ff 217 * @param SingleDiff: This parameter can be only:
bogdanm 0:9b334a45a8ff 218 * @arg ADC_SINGLE_ENDED: Channel in mode input single ended.
bogdanm 0:9b334a45a8ff 219 * @param CalibrationFactor: Calibration factor (coded on 7 bits maximum)
bogdanm 0:9b334a45a8ff 220 * @retval HAL state
bogdanm 0:9b334a45a8ff 221 */
bogdanm 0:9b334a45a8ff 222 HAL_StatusTypeDef HAL_ADCEx_Calibration_SetValue(ADC_HandleTypeDef* hadc, uint32_t SingleDiff, uint32_t CalibrationFactor)
bogdanm 0:9b334a45a8ff 223 {
bogdanm 0:9b334a45a8ff 224 HAL_StatusTypeDef tmpHALStatus = HAL_OK;
bogdanm 0:9b334a45a8ff 225
bogdanm 0:9b334a45a8ff 226 /* Check the parameters */
bogdanm 0:9b334a45a8ff 227 assert_param(IS_ADC_ALL_INSTANCE(hadc->Instance));
bogdanm 0:9b334a45a8ff 228 assert_param(IS_ADC_SINGLE_DIFFERENTIAL(SingleDiff));
bogdanm 0:9b334a45a8ff 229 assert_param(IS_ADC_CALFACT(CalibrationFactor));
bogdanm 0:9b334a45a8ff 230
bogdanm 0:9b334a45a8ff 231 /* Process locked */
bogdanm 0:9b334a45a8ff 232 __HAL_LOCK(hadc);
bogdanm 0:9b334a45a8ff 233
bogdanm 0:9b334a45a8ff 234 /* Verification of hardware constraints before modifying the calibration */
bogdanm 0:9b334a45a8ff 235 /* factors register: ADC must be enabled, no conversion on going. */
bogdanm 0:9b334a45a8ff 236 if ( (ADC_IS_ENABLE(hadc) != RESET) &&
bogdanm 0:9b334a45a8ff 237 (ADC_IS_CONVERSION_ONGOING(hadc) == RESET) )
bogdanm 0:9b334a45a8ff 238 {
bogdanm 0:9b334a45a8ff 239 /* Set the selected ADC calibration value */
bogdanm 0:9b334a45a8ff 240 hadc->Instance->CALFACT &= ~ADC_CALFACT_CALFACT;
bogdanm 0:9b334a45a8ff 241 hadc->Instance->CALFACT |= CalibrationFactor;
bogdanm 0:9b334a45a8ff 242 }
bogdanm 0:9b334a45a8ff 243 else
bogdanm 0:9b334a45a8ff 244 {
bogdanm 0:9b334a45a8ff 245 /* Update ADC state machine to error */
bogdanm 0:9b334a45a8ff 246 hadc->State = HAL_ADC_STATE_ERROR;
bogdanm 0:9b334a45a8ff 247
bogdanm 0:9b334a45a8ff 248 /* Update ADC state machine to error */
bogdanm 0:9b334a45a8ff 249 tmpHALStatus = HAL_ERROR;
bogdanm 0:9b334a45a8ff 250 }
bogdanm 0:9b334a45a8ff 251
bogdanm 0:9b334a45a8ff 252 /* Process unlocked */
bogdanm 0:9b334a45a8ff 253 __HAL_UNLOCK(hadc);
bogdanm 0:9b334a45a8ff 254
bogdanm 0:9b334a45a8ff 255 /* Return function status */
bogdanm 0:9b334a45a8ff 256 return tmpHALStatus;
bogdanm 0:9b334a45a8ff 257 }
bogdanm 0:9b334a45a8ff 258
bogdanm 0:9b334a45a8ff 259 /**
bogdanm 0:9b334a45a8ff 260 * @brief Enables the Buffer Vrefint for the ADC.
bogdanm 0:9b334a45a8ff 261 * @note This is functional only if the LOCK is not set.
bogdanm 0:9b334a45a8ff 262 * @retval None
bogdanm 0:9b334a45a8ff 263 */
bogdanm 0:9b334a45a8ff 264 void HAL_ADCEx_EnableVREFINT(void)
bogdanm 0:9b334a45a8ff 265 {
bogdanm 0:9b334a45a8ff 266 /* Enable the Buffer for the ADC by setting EN_VREFINT bit and the ENBUF_SENSOR_ADC in the CFGR3 register */
bogdanm 0:9b334a45a8ff 267 SET_BIT(SYSCFG->CFGR3, (SYSCFG_CFGR3_ENBUF_VREFINT_ADC | SYSCFG_CFGR3_EN_VREFINT));
bogdanm 0:9b334a45a8ff 268 }
bogdanm 0:9b334a45a8ff 269
bogdanm 0:9b334a45a8ff 270 /**
bogdanm 0:9b334a45a8ff 271 * @brief Disables the Buffer Vrefint for the ADC.
bogdanm 0:9b334a45a8ff 272 * @note This is functional only if the LOCK is not set.
bogdanm 0:9b334a45a8ff 273 * @retval None
bogdanm 0:9b334a45a8ff 274 */
bogdanm 0:9b334a45a8ff 275 void HAL_ADCEx_DisableVREFINT(void)
bogdanm 0:9b334a45a8ff 276 {
bogdanm 0:9b334a45a8ff 277 /* Disable the Vrefint by resetting EN_VREFINT bit and the ENBUF_SENSOR_ADC in the CFGR3 register */
bogdanm 0:9b334a45a8ff 278 CLEAR_BIT(SYSCFG->CFGR3, (SYSCFG_CFGR3_ENBUF_VREFINT_ADC | SYSCFG_CFGR3_EN_VREFINT));
bogdanm 0:9b334a45a8ff 279 }
bogdanm 0:9b334a45a8ff 280
bogdanm 0:9b334a45a8ff 281 /**
bogdanm 0:9b334a45a8ff 282 * @brief Enables VEREFINT and the Sensor for the ADC.
bogdanm 0:9b334a45a8ff 283 * @note This is functional only if the LOCK is not set.
bogdanm 0:9b334a45a8ff 284 * @retval None
bogdanm 0:9b334a45a8ff 285 */
bogdanm 0:9b334a45a8ff 286 void HAL_ADCEx_EnableVREFINTTempSensor(void)
bogdanm 0:9b334a45a8ff 287 {
bogdanm 0:9b334a45a8ff 288 /* Enable the Buffer for the ADC by setting EN_VREFINT bit and the ENBUF_SENSOR_ADC in the CFGR3 register */
bogdanm 0:9b334a45a8ff 289 SET_BIT(SYSCFG->CFGR3, (SYSCFG_CFGR3_ENBUF_SENSOR_ADC | SYSCFG_CFGR3_EN_VREFINT));
bogdanm 0:9b334a45a8ff 290 }
bogdanm 0:9b334a45a8ff 291
bogdanm 0:9b334a45a8ff 292 /**
bogdanm 0:9b334a45a8ff 293 * @brief Disables the VEREFINT and Sensor for the ADC.
bogdanm 0:9b334a45a8ff 294 * @note This is functional only if the LOCK is not set.
bogdanm 0:9b334a45a8ff 295 * @retval None
bogdanm 0:9b334a45a8ff 296 */
bogdanm 0:9b334a45a8ff 297 void HAL_ADCEx_DisableVREFINTTempSensor(void)
bogdanm 0:9b334a45a8ff 298 {
bogdanm 0:9b334a45a8ff 299 /* Disable the Vrefint by resetting EN_VREFINT bit and the ENBUF_SENSOR_ADC in the CFGR3 register */
bogdanm 0:9b334a45a8ff 300 CLEAR_BIT(SYSCFG->CFGR3, (SYSCFG_CFGR3_ENBUF_SENSOR_ADC | SYSCFG_CFGR3_EN_VREFINT));
bogdanm 0:9b334a45a8ff 301 }
bogdanm 0:9b334a45a8ff 302
bogdanm 0:9b334a45a8ff 303 /**
bogdanm 0:9b334a45a8ff 304 * @}
bogdanm 0:9b334a45a8ff 305 */
bogdanm 0:9b334a45a8ff 306
bogdanm 0:9b334a45a8ff 307
bogdanm 0:9b334a45a8ff 308 #endif /* HAL_ADC_MODULE_ENABLED */
bogdanm 0:9b334a45a8ff 309 /**
bogdanm 0:9b334a45a8ff 310 * @}
bogdanm 0:9b334a45a8ff 311 */
bogdanm 0:9b334a45a8ff 312
bogdanm 0:9b334a45a8ff 313 /**
bogdanm 0:9b334a45a8ff 314 * @}
bogdanm 0:9b334a45a8ff 315 */
bogdanm 0:9b334a45a8ff 316
bogdanm 0:9b334a45a8ff 317 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/