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- /**
- ******************************************************************************
- * @file stm32f1xx_ll_adc.c
- * @author MCD Application Team
- * @brief ADC LL module driver
- ******************************************************************************
- * @attention
- *
- * Copyright (c) 2017 STMicroelectronics.
- * All rights reserved.
- *
- * This software is licensed under terms that can be found in the LICENSE file
- * in the root directory of this software component.
- * If no LICENSE file comes with this software, it is provided AS-IS.
- *
- ******************************************************************************
- */
- #if defined(USE_FULL_LL_DRIVER)
- /* Includes ------------------------------------------------------------------*/
- #include "stm32f1xx_ll_adc.h"
- #include "stm32f1xx_ll_bus.h"
- #ifdef USE_FULL_ASSERT
- #include "stm32_assert.h"
- #else
- #define assert_param(expr) ((void)0U)
- #endif
- /** @addtogroup STM32F1xx_LL_Driver
- * @{
- */
- #if defined (ADC1) || defined (ADC2) || defined (ADC3)
- /** @addtogroup ADC_LL ADC
- * @{
- */
- /* Private types -------------------------------------------------------------*/
- /* Private variables ---------------------------------------------------------*/
- /* Private constants ---------------------------------------------------------*/
- /* Private macros ------------------------------------------------------------*/
- /** @addtogroup ADC_LL_Private_Macros
- * @{
- */
- /* Check of parameters for configuration of ADC hierarchical scope: */
- /* common to several ADC instances. */
- /* Check of parameters for configuration of ADC hierarchical scope: */
- /* ADC instance. */
- #define IS_LL_ADC_DATA_ALIGN(__DATA_ALIGN__) \
- ( ((__DATA_ALIGN__) == LL_ADC_DATA_ALIGN_RIGHT) \
- || ((__DATA_ALIGN__) == LL_ADC_DATA_ALIGN_LEFT) \
- )
- #define IS_LL_ADC_SCAN_SELECTION(__SCAN_SELECTION__) \
- ( ((__SCAN_SELECTION__) == LL_ADC_SEQ_SCAN_DISABLE) \
- || ((__SCAN_SELECTION__) == LL_ADC_SEQ_SCAN_ENABLE) \
- )
- #define IS_LL_ADC_SEQ_SCAN_MODE(__SEQ_SCAN_MODE__) \
- ( ((__SCAN_MODE__) == LL_ADC_SEQ_SCAN_DISABLE) \
- || ((__SCAN_MODE__) == LL_ADC_SEQ_SCAN_ENABLE) \
- )
- /* Check of parameters for configuration of ADC hierarchical scope: */
- /* ADC group regular */
- #if defined(ADC3)
- #define IS_LL_ADC_REG_TRIG_SOURCE(__ADC_INSTANCE__, __REG_TRIG_SOURCE__) \
- ((((__ADC_INSTANCE__) == ADC1) || ((__ADC_INSTANCE__) == ADC2)) \
- ? ( ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_SOFTWARE) \
- || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM1_CH3) \
- || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM1_CH1) \
- || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM1_CH2) \
- || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM2_CH2) \
- || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM3_TRGO) \
- || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM4_CH4) \
- || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_EXTI_LINE11) \
- || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM8_TRGO) \
- ) \
- : \
- ( ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_SOFTWARE) \
- || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM1_CH3) \
- || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM3_CH1) \
- || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM2_CH3) \
- || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM8_CH1) \
- || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM8_TRGO_ADC3) \
- || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM5_CH1) \
- || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM5_CH3) \
- ) \
- )
- #else
- #if defined (STM32F101xE) || defined (STM32F105xC) || defined (STM32F107xC)
- #define IS_LL_ADC_REG_TRIG_SOURCE(__REG_TRIG_SOURCE__) \
- ( ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_SOFTWARE) \
- || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM1_CH3) \
- || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM1_CH1) \
- || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM1_CH2) \
- || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM2_CH2) \
- || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM3_TRGO) \
- || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM4_CH4) \
- || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_EXTI_LINE11) \
- || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM8_TRGO) \
- )
- #else
- #define IS_LL_ADC_REG_TRIG_SOURCE(__REG_TRIG_SOURCE__) \
- ( ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_SOFTWARE) \
- || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM1_CH3) \
- || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM1_CH1) \
- || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM1_CH2) \
- || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM2_CH2) \
- || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM3_TRGO) \
- || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM4_CH4) \
- || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_EXTI_LINE11) \
- )
- #endif
- #endif
- #define IS_LL_ADC_REG_CONTINUOUS_MODE(__REG_CONTINUOUS_MODE__) \
- ( ((__REG_CONTINUOUS_MODE__) == LL_ADC_REG_CONV_SINGLE) \
- || ((__REG_CONTINUOUS_MODE__) == LL_ADC_REG_CONV_CONTINUOUS) \
- )
- #define IS_LL_ADC_REG_DMA_TRANSFER(__REG_DMA_TRANSFER__) \
- ( ((__REG_DMA_TRANSFER__) == LL_ADC_REG_DMA_TRANSFER_NONE) \
- || ((__REG_DMA_TRANSFER__) == LL_ADC_REG_DMA_TRANSFER_UNLIMITED) \
- )
- #define IS_LL_ADC_REG_SEQ_SCAN_LENGTH(__REG_SEQ_SCAN_LENGTH__) \
- ( ((__REG_SEQ_SCAN_LENGTH__) == LL_ADC_REG_SEQ_SCAN_DISABLE) \
- || ((__REG_SEQ_SCAN_LENGTH__) == LL_ADC_REG_SEQ_SCAN_ENABLE_2RANKS) \
- || ((__REG_SEQ_SCAN_LENGTH__) == LL_ADC_REG_SEQ_SCAN_ENABLE_3RANKS) \
- || ((__REG_SEQ_SCAN_LENGTH__) == LL_ADC_REG_SEQ_SCAN_ENABLE_4RANKS) \
- || ((__REG_SEQ_SCAN_LENGTH__) == LL_ADC_REG_SEQ_SCAN_ENABLE_5RANKS) \
- || ((__REG_SEQ_SCAN_LENGTH__) == LL_ADC_REG_SEQ_SCAN_ENABLE_6RANKS) \
- || ((__REG_SEQ_SCAN_LENGTH__) == LL_ADC_REG_SEQ_SCAN_ENABLE_7RANKS) \
- || ((__REG_SEQ_SCAN_LENGTH__) == LL_ADC_REG_SEQ_SCAN_ENABLE_8RANKS) \
- || ((__REG_SEQ_SCAN_LENGTH__) == LL_ADC_REG_SEQ_SCAN_ENABLE_9RANKS) \
- || ((__REG_SEQ_SCAN_LENGTH__) == LL_ADC_REG_SEQ_SCAN_ENABLE_10RANKS) \
- || ((__REG_SEQ_SCAN_LENGTH__) == LL_ADC_REG_SEQ_SCAN_ENABLE_11RANKS) \
- || ((__REG_SEQ_SCAN_LENGTH__) == LL_ADC_REG_SEQ_SCAN_ENABLE_12RANKS) \
- || ((__REG_SEQ_SCAN_LENGTH__) == LL_ADC_REG_SEQ_SCAN_ENABLE_13RANKS) \
- || ((__REG_SEQ_SCAN_LENGTH__) == LL_ADC_REG_SEQ_SCAN_ENABLE_14RANKS) \
- || ((__REG_SEQ_SCAN_LENGTH__) == LL_ADC_REG_SEQ_SCAN_ENABLE_15RANKS) \
- || ((__REG_SEQ_SCAN_LENGTH__) == LL_ADC_REG_SEQ_SCAN_ENABLE_16RANKS) \
- )
- #define IS_LL_ADC_REG_SEQ_SCAN_DISCONT_MODE(__REG_SEQ_DISCONT_MODE__) \
- ( ((__REG_SEQ_DISCONT_MODE__) == LL_ADC_REG_SEQ_DISCONT_DISABLE) \
- || ((__REG_SEQ_DISCONT_MODE__) == LL_ADC_REG_SEQ_DISCONT_1RANK) \
- || ((__REG_SEQ_DISCONT_MODE__) == LL_ADC_REG_SEQ_DISCONT_2RANKS) \
- || ((__REG_SEQ_DISCONT_MODE__) == LL_ADC_REG_SEQ_DISCONT_3RANKS) \
- || ((__REG_SEQ_DISCONT_MODE__) == LL_ADC_REG_SEQ_DISCONT_4RANKS) \
- || ((__REG_SEQ_DISCONT_MODE__) == LL_ADC_REG_SEQ_DISCONT_5RANKS) \
- || ((__REG_SEQ_DISCONT_MODE__) == LL_ADC_REG_SEQ_DISCONT_6RANKS) \
- || ((__REG_SEQ_DISCONT_MODE__) == LL_ADC_REG_SEQ_DISCONT_7RANKS) \
- || ((__REG_SEQ_DISCONT_MODE__) == LL_ADC_REG_SEQ_DISCONT_8RANKS) \
- )
- /* Check of parameters for configuration of ADC hierarchical scope: */
- /* ADC group injected */
- #if defined(ADC3)
- #define IS_LL_ADC_INJ_TRIG_SOURCE(__ADC_INSTANCE__, __INJ_TRIG_SOURCE__) \
- ((((__ADC_INSTANCE__) == ADC1) || ((__ADC_INSTANCE__) == ADC2)) \
- ? ( ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_SOFTWARE) \
- || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM1_TRGO) \
- || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM1_CH4) \
- || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM2_TRGO) \
- || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM2_CH1) \
- || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM3_CH4) \
- || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM4_TRGO) \
- || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_EXTI_LINE15) \
- || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM8_CH4) \
- ) \
- : \
- ( ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_SOFTWARE) \
- || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM1_TRGO) \
- || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM1_CH4) \
- || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM4_CH3) \
- || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM8_CH2) \
- || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM8_CH4_ADC3) \
- || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM5_TRGO) \
- || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM5_CH4) \
- ) \
- )
- #else
- #if defined (STM32F101xE) || defined (STM32F105xC) || defined (STM32F107xC)
- #define IS_LL_ADC_INJ_TRIG_SOURCE(__INJ_TRIG_SOURCE__) \
- ( ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_SOFTWARE) \
- || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM1_TRGO) \
- || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM1_CH4) \
- || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM2_TRGO) \
- || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM2_CH1) \
- || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM3_CH4) \
- || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM4_TRGO) \
- || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_EXTI_LINE15) \
- || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM8_CH4) \
- )
- #else
- #define IS_LL_ADC_INJ_TRIG_SOURCE(__INJ_TRIG_SOURCE__) \
- ( ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_SOFTWARE) \
- || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM1_TRGO) \
- || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM1_CH4) \
- || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM2_TRGO) \
- || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM2_CH1) \
- || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM3_CH4) \
- || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM4_TRGO) \
- || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_EXTI_LINE15) \
- )
- #endif
- #endif
- #define IS_LL_ADC_INJ_TRIG_AUTO(__INJ_TRIG_AUTO__) \
- ( ((__INJ_TRIG_AUTO__) == LL_ADC_INJ_TRIG_INDEPENDENT) \
- || ((__INJ_TRIG_AUTO__) == LL_ADC_INJ_TRIG_FROM_GRP_REGULAR) \
- )
- #define IS_LL_ADC_INJ_SEQ_SCAN_LENGTH(__INJ_SEQ_SCAN_LENGTH__) \
- ( ((__INJ_SEQ_SCAN_LENGTH__) == LL_ADC_INJ_SEQ_SCAN_DISABLE) \
- || ((__INJ_SEQ_SCAN_LENGTH__) == LL_ADC_INJ_SEQ_SCAN_ENABLE_2RANKS) \
- || ((__INJ_SEQ_SCAN_LENGTH__) == LL_ADC_INJ_SEQ_SCAN_ENABLE_3RANKS) \
- || ((__INJ_SEQ_SCAN_LENGTH__) == LL_ADC_INJ_SEQ_SCAN_ENABLE_4RANKS) \
- )
- #define IS_LL_ADC_INJ_SEQ_SCAN_DISCONT_MODE(__INJ_SEQ_DISCONT_MODE__) \
- ( ((__INJ_SEQ_DISCONT_MODE__) == LL_ADC_INJ_SEQ_DISCONT_DISABLE) \
- || ((__INJ_SEQ_DISCONT_MODE__) == LL_ADC_INJ_SEQ_DISCONT_1RANK) \
- )
- #if defined(ADC_MULTIMODE_SUPPORT)
- /* Check of parameters for configuration of ADC hierarchical scope: */
- /* multimode. */
- #define IS_LL_ADC_MULTI_MODE(__MULTI_MODE__) \
- ( ((__MULTI_MODE__) == LL_ADC_MULTI_INDEPENDENT) \
- || ((__MULTI_MODE__) == LL_ADC_MULTI_DUAL_REG_SIMULT) \
- || ((__MULTI_MODE__) == LL_ADC_MULTI_DUAL_REG_INTERL_FAST) \
- || ((__MULTI_MODE__) == LL_ADC_MULTI_DUAL_REG_INTERL_SLOW) \
- || ((__MULTI_MODE__) == LL_ADC_MULTI_DUAL_INJ_SIMULT) \
- || ((__MULTI_MODE__) == LL_ADC_MULTI_DUAL_INJ_ALTERN) \
- || ((__MULTI_MODE__) == LL_ADC_MULTI_DUAL_REG_SIM_INJ_SIM) \
- || ((__MULTI_MODE__) == LL_ADC_MULTI_DUAL_REG_SIM_INJ_ALT) \
- || ((__MULTI_MODE__) == LL_ADC_MULTI_DUAL_REG_INTFAST_INJ_SIM) \
- || ((__MULTI_MODE__) == LL_ADC_MULTI_DUAL_REG_INTSLOW_INJ_SIM) \
- )
- #define IS_LL_ADC_MULTI_MASTER_SLAVE(__MULTI_MASTER_SLAVE__) \
- ( ((__MULTI_MASTER_SLAVE__) == LL_ADC_MULTI_MASTER) \
- || ((__MULTI_MASTER_SLAVE__) == LL_ADC_MULTI_SLAVE) \
- || ((__MULTI_MASTER_SLAVE__) == LL_ADC_MULTI_MASTER_SLAVE) \
- )
- #endif /* ADC_MULTIMODE_SUPPORT */
- /**
- * @}
- */
- /* Private function prototypes -----------------------------------------------*/
- /* Exported functions --------------------------------------------------------*/
- /** @addtogroup ADC_LL_Exported_Functions
- * @{
- */
- /** @addtogroup ADC_LL_EF_Init
- * @{
- */
- /**
- * @brief De-initialize registers of all ADC instances belonging to
- * the same ADC common instance to their default reset values.
- * @param ADCxy_COMMON ADC common instance
- * (can be set directly from CMSIS definition or by using helper macro @ref __LL_ADC_COMMON_INSTANCE() )
- * @retval An ErrorStatus enumeration value:
- * - SUCCESS: ADC common registers are de-initialized
- * - ERROR: not applicable
- */
- ErrorStatus LL_ADC_CommonDeInit(ADC_Common_TypeDef *ADCxy_COMMON)
- {
- /* Check the parameters */
- assert_param(IS_ADC_COMMON_INSTANCE(ADCxy_COMMON));
-
- /* Force reset of ADC clock (core clock) */
- LL_APB2_GRP1_ForceReset(LL_APB2_GRP1_PERIPH_ADC1);
-
- /* Release reset of ADC clock (core clock) */
- LL_APB2_GRP1_ReleaseReset(LL_APB2_GRP1_PERIPH_ADC1);
-
- return SUCCESS;
- }
- /**
- * @brief Initialize some features of ADC common parameters
- * (all ADC instances belonging to the same ADC common instance)
- * and multimode (for devices with several ADC instances available).
- * @note The setting of ADC common parameters is conditioned to
- * ADC instances state:
- * All ADC instances belonging to the same ADC common instance
- * must be disabled.
- * @param ADCxy_COMMON ADC common instance
- * (can be set directly from CMSIS definition or by using helper macro @ref __LL_ADC_COMMON_INSTANCE() )
- * @param ADC_CommonInitStruct Pointer to a @ref LL_ADC_CommonInitTypeDef structure
- * @retval An ErrorStatus enumeration value:
- * - SUCCESS: ADC common registers are initialized
- * - ERROR: ADC common registers are not initialized
- */
- ErrorStatus LL_ADC_CommonInit(ADC_Common_TypeDef *ADCxy_COMMON, LL_ADC_CommonInitTypeDef *ADC_CommonInitStruct)
- {
- ErrorStatus status = SUCCESS;
-
- /* Check the parameters */
- assert_param(IS_ADC_COMMON_INSTANCE(ADCxy_COMMON));
- #if defined(ADC_MULTIMODE_SUPPORT)
- assert_param(IS_LL_ADC_MULTI_MODE(ADC_CommonInitStruct->Multimode));
- #endif /* ADC_MULTIMODE_SUPPORT */
- /* Note: Hardware constraint (refer to description of functions */
- /* "LL_ADC_SetCommonXXX()" and "LL_ADC_SetMultiXXX()"): */
- /* On this STM32 series, setting of these features is conditioned to */
- /* ADC state: */
- /* All ADC instances of the ADC common group must be disabled. */
- if(__LL_ADC_IS_ENABLED_ALL_COMMON_INSTANCE(ADCxy_COMMON) == 0U)
- {
- /* Configuration of ADC hierarchical scope: */
- /* - common to several ADC */
- /* (all ADC instances belonging to the same ADC common instance) */
- /* - multimode (if several ADC instances available on the */
- /* selected device) */
- /* - Set ADC multimode configuration */
- /* - Set ADC multimode DMA transfer */
- /* - Set ADC multimode: delay between 2 sampling phases */
- #if defined(ADC_MULTIMODE_SUPPORT)
- if(ADC_CommonInitStruct->Multimode != LL_ADC_MULTI_INDEPENDENT)
- {
- MODIFY_REG(ADCxy_COMMON->CR1,
- ADC_CR1_DUALMOD,
- ADC_CommonInitStruct->Multimode
- );
- }
- else
- {
- MODIFY_REG(ADCxy_COMMON->CR1,
- ADC_CR1_DUALMOD,
- LL_ADC_MULTI_INDEPENDENT
- );
- }
- #endif
- }
- else
- {
- /* Initialization error: One or several ADC instances belonging to */
- /* the same ADC common instance are not disabled. */
- status = ERROR;
- }
-
- return status;
- }
- /**
- * @brief Set each @ref LL_ADC_CommonInitTypeDef field to default value.
- * @param ADC_CommonInitStruct Pointer to a @ref LL_ADC_CommonInitTypeDef structure
- * whose fields will be set to default values.
- * @retval None
- */
- void LL_ADC_CommonStructInit(LL_ADC_CommonInitTypeDef *ADC_CommonInitStruct)
- {
- /* Set ADC_CommonInitStruct fields to default values */
- /* Set fields of ADC common */
- /* (all ADC instances belonging to the same ADC common instance) */
-
- #if defined(ADC_MULTIMODE_SUPPORT)
- /* Set fields of ADC multimode */
- ADC_CommonInitStruct->Multimode = LL_ADC_MULTI_INDEPENDENT;
- #endif /* ADC_MULTIMODE_SUPPORT */
- }
- /**
- * @brief De-initialize registers of the selected ADC instance
- * to their default reset values.
- * @note To reset all ADC instances quickly (perform a hard reset),
- * use function @ref LL_ADC_CommonDeInit().
- * @param ADCx ADC instance
- * @retval An ErrorStatus enumeration value:
- * - SUCCESS: ADC registers are de-initialized
- * - ERROR: ADC registers are not de-initialized
- */
- ErrorStatus LL_ADC_DeInit(ADC_TypeDef *ADCx)
- {
- ErrorStatus status = SUCCESS;
-
- /* Check the parameters */
- assert_param(IS_ADC_ALL_INSTANCE(ADCx));
-
- /* Disable ADC instance if not already disabled. */
- if(LL_ADC_IsEnabled(ADCx) == 1U)
- {
- /* Set ADC group regular trigger source to SW start to ensure to not */
- /* have an external trigger event occurring during the conversion stop */
- /* ADC disable process. */
- LL_ADC_REG_SetTriggerSource(ADCx, LL_ADC_REG_TRIG_SOFTWARE);
-
- /* Set ADC group injected trigger source to SW start to ensure to not */
- /* have an external trigger event occurring during the conversion stop */
- /* ADC disable process. */
- LL_ADC_INJ_SetTriggerSource(ADCx, LL_ADC_INJ_TRIG_SOFTWARE);
-
- /* Disable the ADC instance */
- LL_ADC_Disable(ADCx);
- }
-
- /* Check whether ADC state is compliant with expected state */
- /* (hardware requirements of bits state to reset registers below) */
- if(READ_BIT(ADCx->CR2, ADC_CR2_ADON) == 0U)
- {
- /* ========== Reset ADC registers ========== */
- /* Reset register SR */
- CLEAR_BIT(ADCx->SR,
- ( LL_ADC_FLAG_STRT
- | LL_ADC_FLAG_JSTRT
- | LL_ADC_FLAG_EOS
- | LL_ADC_FLAG_JEOS
- | LL_ADC_FLAG_AWD1 )
- );
-
- /* Reset register CR1 */
- #if defined (STM32F103x6) || defined (STM32F103xB) || defined (STM32F105xC) || defined (STM32F107xC) || defined (STM32F103xE) || defined (STM32F103xG)
- CLEAR_BIT(ADCx->CR1,
- ( ADC_CR1_AWDEN | ADC_CR1_JAWDEN | ADC_CR1_DUALMOD
- | ADC_CR1_DISCNUM | ADC_CR1_JDISCEN | ADC_CR1_DISCEN
- | ADC_CR1_JAUTO | ADC_CR1_AWDSGL | ADC_CR1_SCAN
- | ADC_CR1_JEOCIE | ADC_CR1_AWDIE | ADC_CR1_EOCIE
- | ADC_CR1_AWDCH )
- );
- #else
- CLEAR_BIT(ADCx->CR1,
- ( ADC_CR1_AWDEN | ADC_CR1_JAWDEN | ADC_CR1_DISCNUM
- | ADC_CR1_JDISCEN | ADC_CR1_DISCEN | ADC_CR1_JAUTO
- | ADC_CR1_AWDSGL | ADC_CR1_SCAN | ADC_CR1_JEOCIE
- | ADC_CR1_AWDIE | ADC_CR1_EOCIE | ADC_CR1_AWDCH )
- );
- #endif
-
- /* Reset register CR2 */
- CLEAR_BIT(ADCx->CR2,
- ( ADC_CR2_TSVREFE
- | ADC_CR2_SWSTART | ADC_CR2_EXTTRIG | ADC_CR2_EXTSEL
- | ADC_CR2_JSWSTART | ADC_CR2_JEXTTRIG | ADC_CR2_JEXTSEL
- | ADC_CR2_ALIGN | ADC_CR2_DMA
- | ADC_CR2_RSTCAL | ADC_CR2_CAL
- | ADC_CR2_CONT | ADC_CR2_ADON )
- );
-
- /* Reset register SMPR1 */
- CLEAR_BIT(ADCx->SMPR1,
- ( ADC_SMPR1_SMP17 | ADC_SMPR1_SMP16
- | ADC_SMPR1_SMP15 | ADC_SMPR1_SMP14 | ADC_SMPR1_SMP13
- | ADC_SMPR1_SMP12 | ADC_SMPR1_SMP11 | ADC_SMPR1_SMP10)
- );
-
- /* Reset register SMPR2 */
- CLEAR_BIT(ADCx->SMPR2,
- ( ADC_SMPR2_SMP9
- | ADC_SMPR2_SMP8 | ADC_SMPR2_SMP7 | ADC_SMPR2_SMP6
- | ADC_SMPR2_SMP5 | ADC_SMPR2_SMP4 | ADC_SMPR2_SMP3
- | ADC_SMPR2_SMP2 | ADC_SMPR2_SMP1 | ADC_SMPR2_SMP0)
- );
-
- /* Reset register JOFR1 */
- CLEAR_BIT(ADCx->JOFR1, ADC_JOFR1_JOFFSET1);
- /* Reset register JOFR2 */
- CLEAR_BIT(ADCx->JOFR2, ADC_JOFR2_JOFFSET2);
- /* Reset register JOFR3 */
- CLEAR_BIT(ADCx->JOFR3, ADC_JOFR3_JOFFSET3);
- /* Reset register JOFR4 */
- CLEAR_BIT(ADCx->JOFR4, ADC_JOFR4_JOFFSET4);
-
- /* Reset register HTR */
- SET_BIT(ADCx->HTR, ADC_HTR_HT);
- /* Reset register LTR */
- CLEAR_BIT(ADCx->LTR, ADC_LTR_LT);
-
- /* Reset register SQR1 */
- CLEAR_BIT(ADCx->SQR1,
- ( ADC_SQR1_L
- | ADC_SQR1_SQ16
- | ADC_SQR1_SQ15 | ADC_SQR1_SQ14 | ADC_SQR1_SQ13)
- );
-
- /* Reset register SQR2 */
- CLEAR_BIT(ADCx->SQR2,
- ( ADC_SQR2_SQ12 | ADC_SQR2_SQ11 | ADC_SQR2_SQ10
- | ADC_SQR2_SQ9 | ADC_SQR2_SQ8 | ADC_SQR2_SQ7)
- );
- /* Reset register SQR3 */
- CLEAR_BIT(ADCx->SQR3,
- ( ADC_SQR3_SQ6 | ADC_SQR3_SQ5 | ADC_SQR3_SQ4
- | ADC_SQR3_SQ3 | ADC_SQR3_SQ2 | ADC_SQR3_SQ1)
- );
-
- /* Reset register JSQR */
- CLEAR_BIT(ADCx->JSQR,
- ( ADC_JSQR_JL
- | ADC_JSQR_JSQ4 | ADC_JSQR_JSQ3
- | ADC_JSQR_JSQ2 | ADC_JSQR_JSQ1 )
- );
-
- /* Reset register DR */
- /* bits in access mode read only, no direct reset applicable */
-
- /* Reset registers JDR1, JDR2, JDR3, JDR4 */
- /* bits in access mode read only, no direct reset applicable */
-
- }
-
- return status;
- }
- /**
- * @brief Initialize some features of ADC instance.
- * @note These parameters have an impact on ADC scope: ADC instance.
- * Affects both group regular and group injected (availability
- * of ADC group injected depends on STM32 families).
- * Refer to corresponding unitary functions into
- * @ref ADC_LL_EF_Configuration_ADC_Instance .
- * @note The setting of these parameters by function @ref LL_ADC_Init()
- * is conditioned to ADC state:
- * ADC instance must be disabled.
- * This condition is applied to all ADC features, for efficiency
- * and compatibility over all STM32 families. However, the different
- * features can be set under different ADC state conditions
- * (setting possible with ADC enabled without conversion on going,
- * ADC enabled with conversion on going, ...)
- * Each feature can be updated afterwards with a unitary function
- * and potentially with ADC in a different state than disabled,
- * refer to description of each function for setting
- * conditioned to ADC state.
- * @note After using this function, some other features must be configured
- * using LL unitary functions.
- * The minimum configuration remaining to be done is:
- * - Set ADC group regular or group injected sequencer:
- * map channel on the selected sequencer rank.
- * Refer to function @ref LL_ADC_REG_SetSequencerRanks().
- * - Set ADC channel sampling time
- * Refer to function LL_ADC_SetChannelSamplingTime();
- * @param ADCx ADC instance
- * @param ADC_InitStruct Pointer to a @ref LL_ADC_REG_InitTypeDef structure
- * @retval An ErrorStatus enumeration value:
- * - SUCCESS: ADC registers are initialized
- * - ERROR: ADC registers are not initialized
- */
- ErrorStatus LL_ADC_Init(ADC_TypeDef *ADCx, LL_ADC_InitTypeDef *ADC_InitStruct)
- {
- ErrorStatus status = SUCCESS;
-
- /* Check the parameters */
- assert_param(IS_ADC_ALL_INSTANCE(ADCx));
-
- assert_param(IS_LL_ADC_DATA_ALIGN(ADC_InitStruct->DataAlignment));
- assert_param(IS_LL_ADC_SCAN_SELECTION(ADC_InitStruct->SequencersScanMode));
-
- /* Note: Hardware constraint (refer to description of this function): */
- /* ADC instance must be disabled. */
- if(LL_ADC_IsEnabled(ADCx) == 0U)
- {
- /* Configuration of ADC hierarchical scope: */
- /* - ADC instance */
- /* - Set ADC conversion data alignment */
- MODIFY_REG(ADCx->CR1,
- ADC_CR1_SCAN
- ,
- ADC_InitStruct->SequencersScanMode
- );
-
- MODIFY_REG(ADCx->CR2,
- ADC_CR2_ALIGN
- ,
- ADC_InitStruct->DataAlignment
- );
- }
- else
- {
- /* Initialization error: ADC instance is not disabled. */
- status = ERROR;
- }
- return status;
- }
- /**
- * @brief Set each @ref LL_ADC_InitTypeDef field to default value.
- * @param ADC_InitStruct Pointer to a @ref LL_ADC_InitTypeDef structure
- * whose fields will be set to default values.
- * @retval None
- */
- void LL_ADC_StructInit(LL_ADC_InitTypeDef *ADC_InitStruct)
- {
- /* Set ADC_InitStruct fields to default values */
- /* Set fields of ADC instance */
- ADC_InitStruct->DataAlignment = LL_ADC_DATA_ALIGN_RIGHT;
-
- /* Enable scan mode to have a generic behavior with ADC of other */
- /* STM32 families, without this setting available: */
- /* ADC group regular sequencer and ADC group injected sequencer depend */
- /* only of their own configuration. */
- ADC_InitStruct->SequencersScanMode = LL_ADC_SEQ_SCAN_ENABLE;
-
- }
- /**
- * @brief Initialize some features of ADC group regular.
- * @note These parameters have an impact on ADC scope: ADC group regular.
- * Refer to corresponding unitary functions into
- * @ref ADC_LL_EF_Configuration_ADC_Group_Regular
- * (functions with prefix "REG").
- * @note The setting of these parameters by function @ref LL_ADC_Init()
- * is conditioned to ADC state:
- * ADC instance must be disabled.
- * This condition is applied to all ADC features, for efficiency
- * and compatibility over all STM32 families. However, the different
- * features can be set under different ADC state conditions
- * (setting possible with ADC enabled without conversion on going,
- * ADC enabled with conversion on going, ...)
- * Each feature can be updated afterwards with a unitary function
- * and potentially with ADC in a different state than disabled,
- * refer to description of each function for setting
- * conditioned to ADC state.
- * @note After using this function, other features must be configured
- * using LL unitary functions.
- * The minimum configuration remaining to be done is:
- * - Set ADC group regular or group injected sequencer:
- * map channel on the selected sequencer rank.
- * Refer to function @ref LL_ADC_REG_SetSequencerRanks().
- * - Set ADC channel sampling time
- * Refer to function LL_ADC_SetChannelSamplingTime();
- * @param ADCx ADC instance
- * @param ADC_REG_InitStruct Pointer to a @ref LL_ADC_REG_InitTypeDef structure
- * @retval An ErrorStatus enumeration value:
- * - SUCCESS: ADC registers are initialized
- * - ERROR: ADC registers are not initialized
- */
- ErrorStatus LL_ADC_REG_Init(ADC_TypeDef *ADCx, LL_ADC_REG_InitTypeDef *ADC_REG_InitStruct)
- {
- ErrorStatus status = SUCCESS;
-
- /* Check the parameters */
- assert_param(IS_ADC_ALL_INSTANCE(ADCx));
- #if defined(ADC3)
- assert_param(IS_LL_ADC_REG_TRIG_SOURCE(ADCx, ADC_REG_InitStruct->TriggerSource));
- #else
- assert_param(IS_LL_ADC_REG_TRIG_SOURCE(ADC_REG_InitStruct->TriggerSource));
- #endif
- assert_param(IS_LL_ADC_REG_SEQ_SCAN_LENGTH(ADC_REG_InitStruct->SequencerLength));
- if(ADC_REG_InitStruct->SequencerLength != LL_ADC_REG_SEQ_SCAN_DISABLE)
- {
- assert_param(IS_LL_ADC_REG_SEQ_SCAN_DISCONT_MODE(ADC_REG_InitStruct->SequencerDiscont));
- }
- assert_param(IS_LL_ADC_REG_CONTINUOUS_MODE(ADC_REG_InitStruct->ContinuousMode));
- assert_param(IS_LL_ADC_REG_DMA_TRANSFER(ADC_REG_InitStruct->DMATransfer));
-
- /* ADC group regular continuous mode and discontinuous mode */
- /* can not be enabled simultenaeously */
- assert_param((ADC_REG_InitStruct->ContinuousMode == LL_ADC_REG_CONV_SINGLE)
- || (ADC_REG_InitStruct->SequencerDiscont == LL_ADC_REG_SEQ_DISCONT_DISABLE));
-
- /* Note: Hardware constraint (refer to description of this function): */
- /* ADC instance must be disabled. */
- if(LL_ADC_IsEnabled(ADCx) == 0U)
- {
- /* Configuration of ADC hierarchical scope: */
- /* - ADC group regular */
- /* - Set ADC group regular trigger source */
- /* - Set ADC group regular sequencer length */
- /* - Set ADC group regular sequencer discontinuous mode */
- /* - Set ADC group regular continuous mode */
- /* - Set ADC group regular conversion data transfer: no transfer or */
- /* transfer by DMA, and DMA requests mode */
- /* Note: On this STM32 series, ADC trigger edge is set when starting */
- /* ADC conversion. */
- /* Refer to function @ref LL_ADC_REG_StartConversionExtTrig(). */
- if(ADC_REG_InitStruct->SequencerLength != LL_ADC_REG_SEQ_SCAN_DISABLE)
- {
- MODIFY_REG(ADCx->CR1,
- ADC_CR1_DISCEN
- | ADC_CR1_DISCNUM
- ,
- ADC_REG_InitStruct->SequencerLength
- | ADC_REG_InitStruct->SequencerDiscont
- );
- }
- else
- {
- MODIFY_REG(ADCx->CR1,
- ADC_CR1_DISCEN
- | ADC_CR1_DISCNUM
- ,
- ADC_REG_InitStruct->SequencerLength
- | LL_ADC_REG_SEQ_DISCONT_DISABLE
- );
- }
-
- MODIFY_REG(ADCx->CR2,
- ADC_CR2_EXTSEL
- | ADC_CR2_CONT
- | ADC_CR2_DMA
- ,
- ADC_REG_InitStruct->TriggerSource
- | ADC_REG_InitStruct->ContinuousMode
- | ADC_REG_InitStruct->DMATransfer
- );
- /* Set ADC group regular sequencer length and scan direction */
- /* Note: Hardware constraint (refer to description of this function): */
- /* Note: If ADC instance feature scan mode is disabled */
- /* (refer to ADC instance initialization structure */
- /* parameter @ref SequencersScanMode */
- /* or function @ref LL_ADC_SetSequencersScanMode() ), */
- /* this parameter is discarded. */
- LL_ADC_REG_SetSequencerLength(ADCx, ADC_REG_InitStruct->SequencerLength);
- }
- else
- {
- /* Initialization error: ADC instance is not disabled. */
- status = ERROR;
- }
- return status;
- }
- /**
- * @brief Set each @ref LL_ADC_REG_InitTypeDef field to default value.
- * @param ADC_REG_InitStruct Pointer to a @ref LL_ADC_REG_InitTypeDef structure
- * whose fields will be set to default values.
- * @retval None
- */
- void LL_ADC_REG_StructInit(LL_ADC_REG_InitTypeDef *ADC_REG_InitStruct)
- {
- /* Set ADC_REG_InitStruct fields to default values */
- /* Set fields of ADC group regular */
- /* Note: On this STM32 series, ADC trigger edge is set when starting */
- /* ADC conversion. */
- /* Refer to function @ref LL_ADC_REG_StartConversionExtTrig(). */
- ADC_REG_InitStruct->TriggerSource = LL_ADC_REG_TRIG_SOFTWARE;
- ADC_REG_InitStruct->SequencerLength = LL_ADC_REG_SEQ_SCAN_DISABLE;
- ADC_REG_InitStruct->SequencerDiscont = LL_ADC_REG_SEQ_DISCONT_DISABLE;
- ADC_REG_InitStruct->ContinuousMode = LL_ADC_REG_CONV_SINGLE;
- ADC_REG_InitStruct->DMATransfer = LL_ADC_REG_DMA_TRANSFER_NONE;
- }
- /**
- * @brief Initialize some features of ADC group injected.
- * @note These parameters have an impact on ADC scope: ADC group injected.
- * Refer to corresponding unitary functions into
- * @ref ADC_LL_EF_Configuration_ADC_Group_Regular
- * (functions with prefix "INJ").
- * @note The setting of these parameters by function @ref LL_ADC_Init()
- * is conditioned to ADC state:
- * ADC instance must be disabled.
- * This condition is applied to all ADC features, for efficiency
- * and compatibility over all STM32 families. However, the different
- * features can be set under different ADC state conditions
- * (setting possible with ADC enabled without conversion on going,
- * ADC enabled with conversion on going, ...)
- * Each feature can be updated afterwards with a unitary function
- * and potentially with ADC in a different state than disabled,
- * refer to description of each function for setting
- * conditioned to ADC state.
- * @note After using this function, other features must be configured
- * using LL unitary functions.
- * The minimum configuration remaining to be done is:
- * - Set ADC group injected sequencer:
- * map channel on the selected sequencer rank.
- * Refer to function @ref LL_ADC_INJ_SetSequencerRanks().
- * - Set ADC channel sampling time
- * Refer to function LL_ADC_SetChannelSamplingTime();
- * @param ADCx ADC instance
- * @param ADC_INJ_InitStruct Pointer to a @ref LL_ADC_INJ_InitTypeDef structure
- * @retval An ErrorStatus enumeration value:
- * - SUCCESS: ADC registers are initialized
- * - ERROR: ADC registers are not initialized
- */
- ErrorStatus LL_ADC_INJ_Init(ADC_TypeDef *ADCx, LL_ADC_INJ_InitTypeDef *ADC_INJ_InitStruct)
- {
- ErrorStatus status = SUCCESS;
-
- /* Check the parameters */
- assert_param(IS_ADC_ALL_INSTANCE(ADCx));
- #if defined(ADC3)
- assert_param(IS_LL_ADC_INJ_TRIG_SOURCE(ADCx, ADC_INJ_InitStruct->TriggerSource));
- #else
- assert_param(IS_LL_ADC_INJ_TRIG_SOURCE(ADC_INJ_InitStruct->TriggerSource));
- #endif
- assert_param(IS_LL_ADC_INJ_SEQ_SCAN_LENGTH(ADC_INJ_InitStruct->SequencerLength));
- if(ADC_INJ_InitStruct->SequencerLength != LL_ADC_INJ_SEQ_SCAN_DISABLE)
- {
- assert_param(IS_LL_ADC_INJ_SEQ_SCAN_DISCONT_MODE(ADC_INJ_InitStruct->SequencerDiscont));
- }
- assert_param(IS_LL_ADC_INJ_TRIG_AUTO(ADC_INJ_InitStruct->TrigAuto));
-
- /* Note: Hardware constraint (refer to description of this function): */
- /* ADC instance must be disabled. */
- if(LL_ADC_IsEnabled(ADCx) == 0U)
- {
- /* Configuration of ADC hierarchical scope: */
- /* - ADC group injected */
- /* - Set ADC group injected trigger source */
- /* - Set ADC group injected sequencer length */
- /* - Set ADC group injected sequencer discontinuous mode */
- /* - Set ADC group injected conversion trigger: independent or */
- /* from ADC group regular */
- /* Note: On this STM32 series, ADC trigger edge is set when starting */
- /* ADC conversion. */
- /* Refer to function @ref LL_ADC_INJ_StartConversionExtTrig(). */
- if(ADC_INJ_InitStruct->SequencerLength != LL_ADC_REG_SEQ_SCAN_DISABLE)
- {
- MODIFY_REG(ADCx->CR1,
- ADC_CR1_JDISCEN
- | ADC_CR1_JAUTO
- ,
- ADC_INJ_InitStruct->SequencerDiscont
- | ADC_INJ_InitStruct->TrigAuto
- );
- }
- else
- {
- MODIFY_REG(ADCx->CR1,
- ADC_CR1_JDISCEN
- | ADC_CR1_JAUTO
- ,
- LL_ADC_REG_SEQ_DISCONT_DISABLE
- | ADC_INJ_InitStruct->TrigAuto
- );
- }
-
- MODIFY_REG(ADCx->CR2,
- ADC_CR2_JEXTSEL
- ,
- ADC_INJ_InitStruct->TriggerSource
- );
-
- /* Note: Hardware constraint (refer to description of this function): */
- /* Note: If ADC instance feature scan mode is disabled */
- /* (refer to ADC instance initialization structure */
- /* parameter @ref SequencersScanMode */
- /* or function @ref LL_ADC_SetSequencersScanMode() ), */
- /* this parameter is discarded. */
- LL_ADC_INJ_SetSequencerLength(ADCx, ADC_INJ_InitStruct->SequencerLength);
- }
- else
- {
- /* Initialization error: ADC instance is not disabled. */
- status = ERROR;
- }
- return status;
- }
- /**
- * @brief Set each @ref LL_ADC_INJ_InitTypeDef field to default value.
- * @param ADC_INJ_InitStruct Pointer to a @ref LL_ADC_INJ_InitTypeDef structure
- * whose fields will be set to default values.
- * @retval None
- */
- void LL_ADC_INJ_StructInit(LL_ADC_INJ_InitTypeDef *ADC_INJ_InitStruct)
- {
- /* Set ADC_INJ_InitStruct fields to default values */
- /* Set fields of ADC group injected */
- ADC_INJ_InitStruct->TriggerSource = LL_ADC_INJ_TRIG_SOFTWARE;
- ADC_INJ_InitStruct->SequencerLength = LL_ADC_INJ_SEQ_SCAN_DISABLE;
- ADC_INJ_InitStruct->SequencerDiscont = LL_ADC_INJ_SEQ_DISCONT_DISABLE;
- ADC_INJ_InitStruct->TrigAuto = LL_ADC_INJ_TRIG_INDEPENDENT;
- }
- /**
- * @}
- */
- /**
- * @}
- */
- /**
- * @}
- */
- #endif /* ADC1 || ADC2 || ADC3 */
- /**
- * @}
- */
- #endif /* USE_FULL_LL_DRIVER */
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