fix LPC812 PWM
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targets/cmsis/TARGET_STM/TARGET_STM32L0/stm32l0xx_hal_adc_ex.c@113:b3775bf36a83, 2016-04-19 (annotated)
- Committer:
- mbed_official
- Date:
- Tue Apr 19 11:15:15 2016 +0100
- Revision:
- 113:b3775bf36a83
- Parent:
- 0:9b334a45a8ff
Synchronized with git revision 896981126b34b6d9441e3eea77881c67a1ae3dbd
Full URL: https://github.com/mbedmicro/mbed/commit/896981126b34b6d9441e3eea77881c67a1ae3dbd/
Exporter tool addition for e2 studio
Who changed what in which revision?
User | Revision | Line number | New 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 |
mbed_official | 113:b3775bf36a83 | 5 | * @version V1.5.0 |
mbed_official | 113:b3775bf36a83 | 6 | * @date 8-January-2016 |
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 | * |
mbed_official | 113:b3775bf36a83 | 36 | * <h2><center>© COPYRIGHT(c) 2016 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 | |
mbed_official | 113:b3775bf36a83 | 70 | #ifdef HAL_ADC_MODULE_ENABLED |
mbed_official | 113:b3775bf36a83 | 71 | |
bogdanm | 0:9b334a45a8ff | 72 | /** @addtogroup ADCEx |
bogdanm | 0:9b334a45a8ff | 73 | * @brief ADC driver modules |
bogdanm | 0:9b334a45a8ff | 74 | * @{ |
bogdanm | 0:9b334a45a8ff | 75 | */ |
bogdanm | 0:9b334a45a8ff | 76 | |
bogdanm | 0:9b334a45a8ff | 77 | /* Private typedef -----------------------------------------------------------*/ |
mbed_official | 113:b3775bf36a83 | 78 | |
bogdanm | 0:9b334a45a8ff | 79 | /* Private define ------------------------------------------------------------*/ |
mbed_official | 113:b3775bf36a83 | 80 | |
mbed_official | 113:b3775bf36a83 | 81 | /* Fixed timeout values for ADC calibration, enable settling time, disable */ |
mbed_official | 113:b3775bf36a83 | 82 | /* settling time. */ |
mbed_official | 113:b3775bf36a83 | 83 | /* Values defined to be higher than worst cases: low clock frequency, */ |
mbed_official | 113:b3775bf36a83 | 84 | /* maximum prescaler. */ |
mbed_official | 113:b3775bf36a83 | 85 | /* Unit: ms */ |
mbed_official | 113:b3775bf36a83 | 86 | #define ADC_CALIBRATION_TIMEOUT 10 |
mbed_official | 113:b3775bf36a83 | 87 | |
mbed_official | 113:b3775bf36a83 | 88 | /* Delay for VREFINT stabilization time. */ |
mbed_official | 113:b3775bf36a83 | 89 | /* Internal reference startup time max value is 3ms (refer to device datasheet, parameter TVREFINT). */ |
mbed_official | 113:b3775bf36a83 | 90 | /* Unit: ms */ |
mbed_official | 113:b3775bf36a83 | 91 | #define SYSCFG_BUF_VREFINT_ENABLE_TIMEOUT ((uint32_t) 3) |
mbed_official | 113:b3775bf36a83 | 92 | |
mbed_official | 113:b3775bf36a83 | 93 | /* Delay for TEMPSENSOR stabilization time. */ |
mbed_official | 113:b3775bf36a83 | 94 | /* Temperature sensor startup time max value is 10µs (refer to device datasheet, parameter tSTART). */ |
mbed_official | 113:b3775bf36a83 | 95 | /* Unit: ms */ |
mbed_official | 113:b3775bf36a83 | 96 | #define SYSCFG_BUF_TEMPSENSOR_ENABLE_TIMEOUT ((uint32_t) 1) |
mbed_official | 113:b3775bf36a83 | 97 | |
bogdanm | 0:9b334a45a8ff | 98 | /* Private macro -------------------------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 99 | /* Private variables ---------------------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 100 | /* Private function prototypes -----------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 101 | /* Private functions ---------------------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 102 | |
bogdanm | 0:9b334a45a8ff | 103 | |
mbed_official | 113:b3775bf36a83 | 104 | /** @addtogroup ADCEx_Exported_Functions |
bogdanm | 0:9b334a45a8ff | 105 | * @brief ADC Extended features functions |
bogdanm | 0:9b334a45a8ff | 106 | * |
bogdanm | 0:9b334a45a8ff | 107 | @verbatim |
bogdanm | 0:9b334a45a8ff | 108 | =============================================================================== |
bogdanm | 0:9b334a45a8ff | 109 | ##### ADC Extended features functions ##### |
bogdanm | 0:9b334a45a8ff | 110 | =============================================================================== |
bogdanm | 0:9b334a45a8ff | 111 | [..] |
bogdanm | 0:9b334a45a8ff | 112 | This subsection provides functions allowing to: |
bogdanm | 0:9b334a45a8ff | 113 | (+) Start calibration. |
bogdanm | 0:9b334a45a8ff | 114 | (+) Get calibration factor. |
bogdanm | 0:9b334a45a8ff | 115 | (+) Set calibration factor. |
mbed_official | 113:b3775bf36a83 | 116 | (+) Enable VREFInt. |
mbed_official | 113:b3775bf36a83 | 117 | (+) Disable VREFInt. |
mbed_official | 113:b3775bf36a83 | 118 | (+) Enable VREFInt TempSensor. |
mbed_official | 113:b3775bf36a83 | 119 | (+) Disable VREFInt TempSensor. |
bogdanm | 0:9b334a45a8ff | 120 | |
bogdanm | 0:9b334a45a8ff | 121 | @endverbatim |
bogdanm | 0:9b334a45a8ff | 122 | * @{ |
bogdanm | 0:9b334a45a8ff | 123 | */ |
bogdanm | 0:9b334a45a8ff | 124 | |
mbed_official | 113:b3775bf36a83 | 125 | /** @addtogroup ADCEx_Exported_Functions_Group3 |
mbed_official | 113:b3775bf36a83 | 126 | * @{ |
mbed_official | 113:b3775bf36a83 | 127 | */ |
bogdanm | 0:9b334a45a8ff | 128 | |
bogdanm | 0:9b334a45a8ff | 129 | /** |
bogdanm | 0:9b334a45a8ff | 130 | * @brief Start an automatic calibration |
bogdanm | 0:9b334a45a8ff | 131 | * @param hadc: pointer to a ADC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 132 | * the configuration information for the specified ADC. |
bogdanm | 0:9b334a45a8ff | 133 | * @param SingleDiff: Selection of single-ended or differential input |
bogdanm | 0:9b334a45a8ff | 134 | * This parameter can be only of the following values: |
bogdanm | 0:9b334a45a8ff | 135 | * @arg ADC_SINGLE_ENDED: Channel in mode input single ended |
bogdanm | 0:9b334a45a8ff | 136 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 137 | */ |
bogdanm | 0:9b334a45a8ff | 138 | HAL_StatusTypeDef HAL_ADCEx_Calibration_Start(ADC_HandleTypeDef* hadc, uint32_t SingleDiff) |
bogdanm | 0:9b334a45a8ff | 139 | { |
mbed_official | 113:b3775bf36a83 | 140 | HAL_StatusTypeDef tmp_hal_status = HAL_OK; |
mbed_official | 113:b3775bf36a83 | 141 | uint32_t tickstart=0; |
bogdanm | 0:9b334a45a8ff | 142 | |
bogdanm | 0:9b334a45a8ff | 143 | /* Check the parameters */ |
bogdanm | 0:9b334a45a8ff | 144 | assert_param(IS_ADC_ALL_INSTANCE(hadc->Instance)); |
bogdanm | 0:9b334a45a8ff | 145 | |
bogdanm | 0:9b334a45a8ff | 146 | /* Process locked */ |
bogdanm | 0:9b334a45a8ff | 147 | __HAL_LOCK(hadc); |
mbed_official | 113:b3775bf36a83 | 148 | |
mbed_official | 113:b3775bf36a83 | 149 | /* Calibration prerequisite: ADC must be disabled. */ |
mbed_official | 113:b3775bf36a83 | 150 | if (ADC_IS_ENABLE(hadc) == RESET) |
bogdanm | 0:9b334a45a8ff | 151 | { |
mbed_official | 113:b3775bf36a83 | 152 | /* Set ADC state */ |
mbed_official | 113:b3775bf36a83 | 153 | ADC_STATE_CLR_SET(hadc->State, |
mbed_official | 113:b3775bf36a83 | 154 | HAL_ADC_STATE_REG_BUSY, |
mbed_official | 113:b3775bf36a83 | 155 | HAL_ADC_STATE_BUSY_INTERNAL); |
bogdanm | 0:9b334a45a8ff | 156 | |
mbed_official | 113:b3775bf36a83 | 157 | /* Start ADC calibration */ |
mbed_official | 113:b3775bf36a83 | 158 | hadc->Instance->CR |= ADC_CR_ADCAL; |
mbed_official | 113:b3775bf36a83 | 159 | |
bogdanm | 0:9b334a45a8ff | 160 | tickstart = HAL_GetTick(); |
bogdanm | 0:9b334a45a8ff | 161 | |
mbed_official | 113:b3775bf36a83 | 162 | /* Wait for calibration completion */ |
mbed_official | 113:b3775bf36a83 | 163 | while(HAL_IS_BIT_SET(hadc->Instance->CR, ADC_CR_ADCAL)) |
bogdanm | 0:9b334a45a8ff | 164 | { |
mbed_official | 113:b3775bf36a83 | 165 | if((HAL_GetTick() - tickstart) > ADC_CALIBRATION_TIMEOUT) |
bogdanm | 0:9b334a45a8ff | 166 | { |
mbed_official | 113:b3775bf36a83 | 167 | /* Update ADC state machine to error */ |
mbed_official | 113:b3775bf36a83 | 168 | ADC_STATE_CLR_SET(hadc->State, |
mbed_official | 113:b3775bf36a83 | 169 | HAL_ADC_STATE_BUSY_INTERNAL, |
mbed_official | 113:b3775bf36a83 | 170 | HAL_ADC_STATE_ERROR_INTERNAL); |
bogdanm | 0:9b334a45a8ff | 171 | |
bogdanm | 0:9b334a45a8ff | 172 | /* Process unlocked */ |
bogdanm | 0:9b334a45a8ff | 173 | __HAL_UNLOCK(hadc); |
bogdanm | 0:9b334a45a8ff | 174 | |
mbed_official | 113:b3775bf36a83 | 175 | return HAL_ERROR; |
bogdanm | 0:9b334a45a8ff | 176 | } |
bogdanm | 0:9b334a45a8ff | 177 | } |
mbed_official | 113:b3775bf36a83 | 178 | |
mbed_official | 113:b3775bf36a83 | 179 | /* Set ADC state */ |
mbed_official | 113:b3775bf36a83 | 180 | ADC_STATE_CLR_SET(hadc->State, |
mbed_official | 113:b3775bf36a83 | 181 | HAL_ADC_STATE_BUSY_INTERNAL, |
mbed_official | 113:b3775bf36a83 | 182 | HAL_ADC_STATE_READY); |
mbed_official | 113:b3775bf36a83 | 183 | } |
mbed_official | 113:b3775bf36a83 | 184 | else |
mbed_official | 113:b3775bf36a83 | 185 | { |
mbed_official | 113:b3775bf36a83 | 186 | /* Update ADC state machine to error */ |
mbed_official | 113:b3775bf36a83 | 187 | SET_BIT(hadc->State, HAL_ADC_STATE_ERROR_CONFIG); |
mbed_official | 113:b3775bf36a83 | 188 | |
mbed_official | 113:b3775bf36a83 | 189 | tmp_hal_status = HAL_ERROR; |
mbed_official | 113:b3775bf36a83 | 190 | } |
bogdanm | 0:9b334a45a8ff | 191 | |
bogdanm | 0:9b334a45a8ff | 192 | /* Process unlocked */ |
bogdanm | 0:9b334a45a8ff | 193 | __HAL_UNLOCK(hadc); |
bogdanm | 0:9b334a45a8ff | 194 | |
bogdanm | 0:9b334a45a8ff | 195 | /* Return function status */ |
mbed_official | 113:b3775bf36a83 | 196 | return tmp_hal_status; |
bogdanm | 0:9b334a45a8ff | 197 | } |
bogdanm | 0:9b334a45a8ff | 198 | |
mbed_official | 113:b3775bf36a83 | 199 | |
bogdanm | 0:9b334a45a8ff | 200 | /** |
bogdanm | 0:9b334a45a8ff | 201 | * @brief Get the calibration factor. |
bogdanm | 0:9b334a45a8ff | 202 | * @param hadc: ADC handle. |
bogdanm | 0:9b334a45a8ff | 203 | * @param SingleDiff: This parameter can be only: |
bogdanm | 0:9b334a45a8ff | 204 | * @arg ADC_SINGLE_ENDED: Channel in mode input single ended. |
bogdanm | 0:9b334a45a8ff | 205 | * @retval Calibration value. |
bogdanm | 0:9b334a45a8ff | 206 | */ |
bogdanm | 0:9b334a45a8ff | 207 | uint32_t HAL_ADCEx_Calibration_GetValue(ADC_HandleTypeDef* hadc, uint32_t SingleDiff) |
bogdanm | 0:9b334a45a8ff | 208 | { |
bogdanm | 0:9b334a45a8ff | 209 | /* Check the parameters */ |
bogdanm | 0:9b334a45a8ff | 210 | assert_param(IS_ADC_ALL_INSTANCE(hadc->Instance)); |
bogdanm | 0:9b334a45a8ff | 211 | assert_param(IS_ADC_SINGLE_DIFFERENTIAL(SingleDiff)); |
bogdanm | 0:9b334a45a8ff | 212 | |
bogdanm | 0:9b334a45a8ff | 213 | /* Return the ADC calibration value */ |
bogdanm | 0:9b334a45a8ff | 214 | return ((hadc->Instance->CALFACT) & 0x0000007F); |
bogdanm | 0:9b334a45a8ff | 215 | } |
bogdanm | 0:9b334a45a8ff | 216 | |
bogdanm | 0:9b334a45a8ff | 217 | /** |
bogdanm | 0:9b334a45a8ff | 218 | * @brief Set the calibration factor to overwrite automatic conversion result. |
bogdanm | 0:9b334a45a8ff | 219 | * ADC must be enabled and no conversion is ongoing. |
bogdanm | 0:9b334a45a8ff | 220 | * @param hadc: ADC handle |
bogdanm | 0:9b334a45a8ff | 221 | * @param SingleDiff: This parameter can be only: |
bogdanm | 0:9b334a45a8ff | 222 | * @arg ADC_SINGLE_ENDED: Channel in mode input single ended. |
bogdanm | 0:9b334a45a8ff | 223 | * @param CalibrationFactor: Calibration factor (coded on 7 bits maximum) |
bogdanm | 0:9b334a45a8ff | 224 | * @retval HAL state |
bogdanm | 0:9b334a45a8ff | 225 | */ |
bogdanm | 0:9b334a45a8ff | 226 | HAL_StatusTypeDef HAL_ADCEx_Calibration_SetValue(ADC_HandleTypeDef* hadc, uint32_t SingleDiff, uint32_t CalibrationFactor) |
bogdanm | 0:9b334a45a8ff | 227 | { |
mbed_official | 113:b3775bf36a83 | 228 | HAL_StatusTypeDef tmp_hal_status = HAL_OK; |
bogdanm | 0:9b334a45a8ff | 229 | |
bogdanm | 0:9b334a45a8ff | 230 | /* Check the parameters */ |
bogdanm | 0:9b334a45a8ff | 231 | assert_param(IS_ADC_ALL_INSTANCE(hadc->Instance)); |
bogdanm | 0:9b334a45a8ff | 232 | assert_param(IS_ADC_SINGLE_DIFFERENTIAL(SingleDiff)); |
bogdanm | 0:9b334a45a8ff | 233 | assert_param(IS_ADC_CALFACT(CalibrationFactor)); |
bogdanm | 0:9b334a45a8ff | 234 | |
bogdanm | 0:9b334a45a8ff | 235 | /* Process locked */ |
bogdanm | 0:9b334a45a8ff | 236 | __HAL_LOCK(hadc); |
bogdanm | 0:9b334a45a8ff | 237 | |
bogdanm | 0:9b334a45a8ff | 238 | /* Verification of hardware constraints before modifying the calibration */ |
bogdanm | 0:9b334a45a8ff | 239 | /* factors register: ADC must be enabled, no conversion on going. */ |
bogdanm | 0:9b334a45a8ff | 240 | if ( (ADC_IS_ENABLE(hadc) != RESET) && |
mbed_official | 113:b3775bf36a83 | 241 | (ADC_IS_CONVERSION_ONGOING_REGULAR(hadc) == RESET) ) |
bogdanm | 0:9b334a45a8ff | 242 | { |
bogdanm | 0:9b334a45a8ff | 243 | /* Set the selected ADC calibration value */ |
bogdanm | 0:9b334a45a8ff | 244 | hadc->Instance->CALFACT &= ~ADC_CALFACT_CALFACT; |
bogdanm | 0:9b334a45a8ff | 245 | hadc->Instance->CALFACT |= CalibrationFactor; |
bogdanm | 0:9b334a45a8ff | 246 | } |
bogdanm | 0:9b334a45a8ff | 247 | else |
bogdanm | 0:9b334a45a8ff | 248 | { |
bogdanm | 0:9b334a45a8ff | 249 | /* Update ADC state machine to error */ |
mbed_official | 113:b3775bf36a83 | 250 | SET_BIT(hadc->State, HAL_ADC_STATE_ERROR_INTERNAL); |
mbed_official | 113:b3775bf36a83 | 251 | /* Update ADC state machine to error */ |
mbed_official | 113:b3775bf36a83 | 252 | SET_BIT(hadc->ErrorCode, HAL_ADC_ERROR_INTERNAL); |
bogdanm | 0:9b334a45a8ff | 253 | |
bogdanm | 0:9b334a45a8ff | 254 | /* Update ADC state machine to error */ |
mbed_official | 113:b3775bf36a83 | 255 | tmp_hal_status = HAL_ERROR; |
bogdanm | 0:9b334a45a8ff | 256 | } |
bogdanm | 0:9b334a45a8ff | 257 | |
bogdanm | 0:9b334a45a8ff | 258 | /* Process unlocked */ |
bogdanm | 0:9b334a45a8ff | 259 | __HAL_UNLOCK(hadc); |
bogdanm | 0:9b334a45a8ff | 260 | |
bogdanm | 0:9b334a45a8ff | 261 | /* Return function status */ |
mbed_official | 113:b3775bf36a83 | 262 | return tmp_hal_status; |
bogdanm | 0:9b334a45a8ff | 263 | } |
bogdanm | 0:9b334a45a8ff | 264 | |
bogdanm | 0:9b334a45a8ff | 265 | /** |
mbed_official | 113:b3775bf36a83 | 266 | * @brief Enables the buffer of Vrefint for the ADC, required when device is in mode low-power (low-power run, low-power sleep or stop mode) |
mbed_official | 113:b3775bf36a83 | 267 | * This function must be called before function HAL_ADC_Init() |
mbed_official | 113:b3775bf36a83 | 268 | * (in case of previous ADC operations: function HAL_ADC_DeInit() must be called first) |
mbed_official | 113:b3775bf36a83 | 269 | * For more details on procedure and buffer current consumption, refer to device reference manual. |
mbed_official | 113:b3775bf36a83 | 270 | * @note This is functional only if the LOCK is not set. |
bogdanm | 0:9b334a45a8ff | 271 | * @retval None |
mbed_official | 113:b3775bf36a83 | 272 | */ |
mbed_official | 113:b3775bf36a83 | 273 | HAL_StatusTypeDef HAL_ADCEx_EnableVREFINT(void) |
bogdanm | 0:9b334a45a8ff | 274 | { |
mbed_official | 113:b3775bf36a83 | 275 | uint32_t tickstart = 0; |
mbed_official | 113:b3775bf36a83 | 276 | |
mbed_official | 113:b3775bf36a83 | 277 | /* Enable the Buffer for the ADC by setting EN_VREFINT bit and the ENBUF_SENSOR_ADC in the CFGR3 register */ |
mbed_official | 113:b3775bf36a83 | 278 | SET_BIT(SYSCFG->CFGR3, (SYSCFG_CFGR3_ENBUF_VREFINT_ADC | SYSCFG_CFGR3_EN_VREFINT)); |
mbed_official | 113:b3775bf36a83 | 279 | |
mbed_official | 113:b3775bf36a83 | 280 | /* Wait for Vrefint buffer effectively enabled */ |
mbed_official | 113:b3775bf36a83 | 281 | /* Get tick count */ |
mbed_official | 113:b3775bf36a83 | 282 | tickstart = HAL_GetTick(); |
mbed_official | 113:b3775bf36a83 | 283 | |
mbed_official | 113:b3775bf36a83 | 284 | while(HAL_IS_BIT_CLR(SYSCFG->CFGR3, SYSCFG_CFGR3_VREFINT_ADC_RDYF)) |
mbed_official | 113:b3775bf36a83 | 285 | { |
mbed_official | 113:b3775bf36a83 | 286 | if((HAL_GetTick() - tickstart) > SYSCFG_BUF_VREFINT_ENABLE_TIMEOUT) |
mbed_official | 113:b3775bf36a83 | 287 | { |
mbed_official | 113:b3775bf36a83 | 288 | return HAL_ERROR; |
mbed_official | 113:b3775bf36a83 | 289 | } |
mbed_official | 113:b3775bf36a83 | 290 | } |
mbed_official | 113:b3775bf36a83 | 291 | |
mbed_official | 113:b3775bf36a83 | 292 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 293 | } |
bogdanm | 0:9b334a45a8ff | 294 | |
bogdanm | 0:9b334a45a8ff | 295 | /** |
bogdanm | 0:9b334a45a8ff | 296 | * @brief Disables the Buffer Vrefint for the ADC. |
bogdanm | 0:9b334a45a8ff | 297 | * @note This is functional only if the LOCK is not set. |
bogdanm | 0:9b334a45a8ff | 298 | * @retval None |
bogdanm | 0:9b334a45a8ff | 299 | */ |
bogdanm | 0:9b334a45a8ff | 300 | void HAL_ADCEx_DisableVREFINT(void) |
bogdanm | 0:9b334a45a8ff | 301 | { |
bogdanm | 0:9b334a45a8ff | 302 | /* Disable the Vrefint by resetting EN_VREFINT bit and the ENBUF_SENSOR_ADC in the CFGR3 register */ |
bogdanm | 0:9b334a45a8ff | 303 | CLEAR_BIT(SYSCFG->CFGR3, (SYSCFG_CFGR3_ENBUF_VREFINT_ADC | SYSCFG_CFGR3_EN_VREFINT)); |
bogdanm | 0:9b334a45a8ff | 304 | } |
bogdanm | 0:9b334a45a8ff | 305 | |
bogdanm | 0:9b334a45a8ff | 306 | /** |
mbed_official | 113:b3775bf36a83 | 307 | * @brief Enables the buffer of temperature sensor for the ADC, required when device is in mode low-power (low-power run, low-power sleep or stop mode) |
mbed_official | 113:b3775bf36a83 | 308 | * This function must be called before function HAL_ADC_Init() |
mbed_official | 113:b3775bf36a83 | 309 | * (in case of previous ADC operations: function HAL_ADC_DeInit() must be called first) |
mbed_official | 113:b3775bf36a83 | 310 | * For more details on procedure and buffer current consumption, refer to device reference manual. |
mbed_official | 113:b3775bf36a83 | 311 | * @note This is functional only if the LOCK is not set. |
mbed_official | 113:b3775bf36a83 | 312 | * @retval None |
mbed_official | 113:b3775bf36a83 | 313 | */ |
mbed_official | 113:b3775bf36a83 | 314 | HAL_StatusTypeDef HAL_ADCEx_EnableVREFINTTempSensor(void) |
bogdanm | 0:9b334a45a8ff | 315 | { |
mbed_official | 113:b3775bf36a83 | 316 | uint32_t tickstart = 0; |
mbed_official | 113:b3775bf36a83 | 317 | |
mbed_official | 113:b3775bf36a83 | 318 | /* Enable the Buffer for the ADC by setting EN_VREFINT bit and the ENBUF_SENSOR_ADC in the CFGR3 register */ |
mbed_official | 113:b3775bf36a83 | 319 | SET_BIT(SYSCFG->CFGR3, (SYSCFG_CFGR3_ENBUF_SENSOR_ADC | SYSCFG_CFGR3_EN_VREFINT)); |
mbed_official | 113:b3775bf36a83 | 320 | |
mbed_official | 113:b3775bf36a83 | 321 | /* Wait for Vrefint buffer effectively enabled */ |
mbed_official | 113:b3775bf36a83 | 322 | /* Get tick count */ |
mbed_official | 113:b3775bf36a83 | 323 | tickstart = HAL_GetTick(); |
mbed_official | 113:b3775bf36a83 | 324 | |
mbed_official | 113:b3775bf36a83 | 325 | while(HAL_IS_BIT_CLR(SYSCFG->CFGR3, SYSCFG_CFGR3_VREFINT_ADC_RDYF)) |
mbed_official | 113:b3775bf36a83 | 326 | { |
mbed_official | 113:b3775bf36a83 | 327 | if((HAL_GetTick() - tickstart) > SYSCFG_BUF_TEMPSENSOR_ENABLE_TIMEOUT) |
mbed_official | 113:b3775bf36a83 | 328 | { |
mbed_official | 113:b3775bf36a83 | 329 | return HAL_ERROR; |
mbed_official | 113:b3775bf36a83 | 330 | } |
mbed_official | 113:b3775bf36a83 | 331 | } |
mbed_official | 113:b3775bf36a83 | 332 | |
mbed_official | 113:b3775bf36a83 | 333 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 334 | } |
bogdanm | 0:9b334a45a8ff | 335 | |
bogdanm | 0:9b334a45a8ff | 336 | /** |
bogdanm | 0:9b334a45a8ff | 337 | * @brief Disables the VEREFINT and Sensor for the ADC. |
bogdanm | 0:9b334a45a8ff | 338 | * @note This is functional only if the LOCK is not set. |
bogdanm | 0:9b334a45a8ff | 339 | * @retval None |
bogdanm | 0:9b334a45a8ff | 340 | */ |
bogdanm | 0:9b334a45a8ff | 341 | void HAL_ADCEx_DisableVREFINTTempSensor(void) |
bogdanm | 0:9b334a45a8ff | 342 | { |
bogdanm | 0:9b334a45a8ff | 343 | /* Disable the Vrefint by resetting EN_VREFINT bit and the ENBUF_SENSOR_ADC in the CFGR3 register */ |
bogdanm | 0:9b334a45a8ff | 344 | CLEAR_BIT(SYSCFG->CFGR3, (SYSCFG_CFGR3_ENBUF_SENSOR_ADC | SYSCFG_CFGR3_EN_VREFINT)); |
bogdanm | 0:9b334a45a8ff | 345 | } |
bogdanm | 0:9b334a45a8ff | 346 | |
bogdanm | 0:9b334a45a8ff | 347 | /** |
bogdanm | 0:9b334a45a8ff | 348 | * @} |
bogdanm | 0:9b334a45a8ff | 349 | */ |
bogdanm | 0:9b334a45a8ff | 350 | |
bogdanm | 0:9b334a45a8ff | 351 | /** |
bogdanm | 0:9b334a45a8ff | 352 | * @} |
bogdanm | 0:9b334a45a8ff | 353 | */ |
bogdanm | 0:9b334a45a8ff | 354 | |
bogdanm | 0:9b334a45a8ff | 355 | /** |
bogdanm | 0:9b334a45a8ff | 356 | * @} |
mbed_official | 113:b3775bf36a83 | 357 | */ |
mbed_official | 113:b3775bf36a83 | 358 | |
mbed_official | 113:b3775bf36a83 | 359 | #endif /* HAL_ADC_MODULE_ENABLED */ |
mbed_official | 113:b3775bf36a83 | 360 | /** |
mbed_official | 113:b3775bf36a83 | 361 | * @} |
bogdanm | 0:9b334a45a8ff | 362 | */ |
bogdanm | 0:9b334a45a8ff | 363 | |
bogdanm | 0:9b334a45a8ff | 364 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |