/**
* @brief Configures the ADC multi-mode
* @param hadc : pointer to a ADC_HandleTypeDef structure that contains
* the configuration information for the specified ADC.
* @param multimode : pointer to an ADC_MultiModeTypeDef structure that contains
* the configuration information for multimode.
* @retval HAL status
*/
HAL_StatusTypeDef HAL_ADCEx_MultiModeConfigChannel(ADC_HandleTypeDef* hadc, ADC_MultiModeTypeDef* multimode)
{
/* Check the parameters */
assert_param(IS_ADC_MODE(multimode->Mode));
assert_param(IS_ADC_DMA_ACCESS_MODE(multimode->DMAAccessMode));
assert_param(IS_ADC_SAMPLING_DELAY(multimode->TwoSamplingDelay));
/* Process locked */
__HAL_LOCK(hadc);
/* Set ADC mode */
ADC->CCR &= ~(ADC_CCR_MULTI);
ADC->CCR |= multimode->Mode;
/* Set the ADC DMA access mode */
ADC->CCR &= ~(ADC_CCR_DMA);
ADC->CCR |= multimode->DMAAccessMode;
/* Set delay between two sampling phases */
ADC->CCR &= ~(ADC_CCR_DELAY);
ADC->CCR |= multimode->TwoSamplingDelay;
/* Process unlocked */
__HAL_UNLOCK(hadc);
/* Return function status */
return HAL_OK;
}
void ADC_CommonInit(ADC_CommonInitTypeDef* ADC_CommonInitStruct)
{
uint32_t tmpreg1 = 0;
/* Check the parameters */
assert_param(IS_ADC_MODE(ADC_CommonInitStruct->ADC_Mode));
assert_param(IS_ADC_PRESCALER(ADC_CommonInitStruct->ADC_Prescaler));
assert_param(IS_ADC_DMA_ACCESS_MODE(ADC_CommonInitStruct->ADC_DMAAccessMode));
assert_param(IS_ADC_SAMPLING_DELAY(ADC_CommonInitStruct->ADC_TwoSamplingDelay));
/*---------------------------- ADC CCR Configuration -----------------*/
/* Get the ADC CCR value */
tmpreg1 = ADC->CCR;
/* Clear MULTI, DELAY, DMA and ADCPRE bits */
tmpreg1 &= CR_CLEAR_MASK;
/* Configure ADCx: Multi mode, Delay between two sampling time, ADC prescaler,
and DMA access mode for multimode */
/* Set MULTI bits according to ADC_Mode value */
/* Set ADCPRE bits according to ADC_Prescaler value */
/* Set DMA bits according to ADC_DMAAccessMode value */
/* Set DELAY bits according to ADC_TwoSamplingDelay value */
tmpreg1 |= (uint32_t)(ADC_CommonInitStruct->ADC_Mode |
ADC_CommonInitStruct->ADC_Prescaler |
ADC_CommonInitStruct->ADC_DMAAccessMode |
ADC_CommonInitStruct->ADC_TwoSamplingDelay);
/* Write to ADC CCR */
ADC->CCR = tmpreg1;
}
/**
* @brief Configures the ADC multi-mode
* @param hadc : pointer to a ADC_HandleTypeDef structure that contains
* the configuration information for the specified ADC.
* @param multimode : pointer to an ADC_MultiModeTypeDef structure that contains
* the configuration information for multimode.
* @retval HAL status
*/
HAL_StatusTypeDef HAL_ADCEx_MultiModeConfigChannel(ADC_HandleTypeDef* hadc, ADC_MultiModeTypeDef* multimode)
{
ADC_Common_TypeDef *tmpADC_Common;
/* Check the parameters */
assert_param(IS_ADC_MODE(multimode->Mode));
assert_param(IS_ADC_DMA_ACCESS_MODE(multimode->DMAAccessMode));
assert_param(IS_ADC_SAMPLING_DELAY(multimode->TwoSamplingDelay));
/* Process locked */
__HAL_LOCK(hadc);
/* Pointer to the common control register to which is belonging hadc */
/* (Depending on STM32F4 product, there may be up to 3 ADC and 1 common */
/* control register) */
tmpADC_Common = ADC_COMMON_REGISTER(hadc);
/* Set ADC mode */
tmpADC_Common->CCR &= ~(ADC_CCR_MULTI);
tmpADC_Common->CCR |= multimode->Mode;
/* Set the ADC DMA access mode */
tmpADC_Common->CCR &= ~(ADC_CCR_DMA);
tmpADC_Common->CCR |= multimode->DMAAccessMode;
/* Set delay between two sampling phases */
tmpADC_Common->CCR &= ~(ADC_CCR_DELAY);
tmpADC_Common->CCR |= multimode->TwoSamplingDelay;
/* Process unlocked */
__HAL_UNLOCK(hadc);
/* Return function status */
return HAL_OK;
}
