/**
* @brief ADC MSP Initialization
* This function configures the hardware resources used in this example:
* - Peripheral's clock enable
* - Peripheral's GPIO Configuration
* @param hadc: ADC handle pointer
* @retval None
*/
void HAL_ADC_MspInit(ADC_HandleTypeDef *hadc)
{
GPIO_InitTypeDef GPIO_InitStruct;
/*##-1- Enable peripherals and GPIO Clocks #################################*/
/* Enable GPIO clock ****************************************/
__HAL_RCC_GPIOA_CLK_ENABLE();
__HAL_RCC_ADC12_CONFIG(RCC_ADC12PLLCLK_DIV1);
/* ADC2 Periph clock enable */
__HAL_RCC_ADC12_CLK_ENABLE();
/*##-2- Configure peripheral GPIO ##########################################*/
/* Configure PA1 and PA3 (ADC1 Channel2 and 4) as analog inputs */
GPIO_InitStruct.Pin = GPIO_PIN_1;
GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_3;
GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
/*##-3- Configure the NVIC #################################################*/
/* NVIC configuration for DMA transfer complete interrupt (not used here) */
// HAL_NVIC_SetPriority(ADCx_IRQn, 0, 0);
// HAL_NVIC_EnableIRQ(ADCx_IRQn);
}
void HAL_ADC_MspInit(ADC_HandleTypeDef* hadc)
{
GPIO_InitTypeDef GPIO_InitStruct;
if(hadc->Instance==ADC1)
{
/* USER CODE BEGIN ADC1_MspInit 0 */
/* USER CODE END ADC1_MspInit 0 */
/* Peripheral clock enable */
__HAL_RCC_ADC12_CLK_ENABLE();
/**ADC1 GPIO Configuration
PA0 ------> ADC1_IN1
PA1 ------> ADC1_IN2
*/
GPIO_InitStruct.Pin = TPS1_Pin|POT1_Pin;
GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
/* ADC1 DMA Init */
/* ADC1 Init */
hdma_adc1.Instance = DMA1_Channel1;
hdma_adc1.Init.Direction = DMA_PERIPH_TO_MEMORY;
hdma_adc1.Init.PeriphInc = DMA_PINC_DISABLE;
hdma_adc1.Init.MemInc = DMA_MINC_ENABLE;
hdma_adc1.Init.PeriphDataAlignment = DMA_PDATAALIGN_HALFWORD;
hdma_adc1.Init.MemDataAlignment = DMA_MDATAALIGN_HALFWORD;
hdma_adc1.Init.Mode = DMA_CIRCULAR;
hdma_adc1.Init.Priority = DMA_PRIORITY_LOW;
if (HAL_DMA_Init(&hdma_adc1) != HAL_OK)
{
_Error_Handler(__FILE__, __LINE__);
}
__HAL_LINKDMA(hadc,DMA_Handle,hdma_adc1);
/* ADC1 interrupt Init */
HAL_NVIC_SetPriority(ADC1_2_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(ADC1_2_IRQn);
/* USER CODE BEGIN ADC1_MspInit 1 */
/* USER CODE END ADC1_MspInit 1 */
}
}
/**
* @brief ADC MSP Initialization
* This function configures the hardware resources used in this example:
* - Peripheral's clock enable
* - Peripheral's GPIO Configuration
* @param hadc: ADC handle pointer
* @retval None
*/
void HAL_ADC_MspInit(ADC_HandleTypeDef *hadc)
{
GPIO_InitTypeDef GPIO_InitStruct;
GPIO_TypeDef *port;
/*##-1- Enable peripherals and GPIO Clocks #################################*/
/* ADC Periph clock enable */
if(hadc->Instance == ADC1) {
#ifdef __HAL_RCC_ADC1_CLK_ENABLE
__HAL_RCC_ADC1_CLK_ENABLE();
#endif
#ifdef __HAL_RCC_ADC12_CLK_ENABLE
__HAL_RCC_ADC12_CLK_ENABLE();
#endif
}
#ifdef ADC2
else if(hadc->Instance == ADC2) {
#ifdef __HAL_RCC_ADC2_CLK_ENABLE
__HAL_RCC_ADC2_CLK_ENABLE();
#endif
#ifdef __HAL_RCC_ADC12_CLK_ENABLE
__HAL_RCC_ADC12_CLK_ENABLE();
#endif
}
#endif
#ifdef ADC3
else if(hadc->Instance == ADC3) {
#ifdef __HAL_RCC_ADC3_CLK_ENABLE
__HAL_RCC_ADC3_CLK_ENABLE();
#endif
#ifdef __HAL_RCC_ADC34_CLK_ENABLE
__HAL_RCC_ADC34_CLK_ENABLE();
#endif
}
#endif
#ifdef ADC4
else if(hadc->Instance == ADC4) {
__HAL_RCC_ADC34_CLK_ENABLE();
}
#endif
#ifdef __HAL_RCC_ADC_CLK_ENABLE
__HAL_RCC_ADC_CLK_ENABLE();
#endif
/* For STM32F1xx, ADC prescaler is confgured in SystemClock_Config (variant.cpp) */
#if defined(__HAL_RCC_ADC_CONFIG) && !defined(STM32F1xx)
/* ADC Periph interface clock configuration */
__HAL_RCC_ADC_CONFIG(RCC_ADCCLKSOURCE_SYSCLK);
#endif
/* Enable GPIO clock ****************************************/
port = set_GPIO_Port_Clock(STM_PORT(g_current_pin));
/*##-2- Configure peripheral GPIO ##########################################*/
/* ADC Channel GPIO pin configuration */
GPIO_InitStruct.Pin = STM_GPIO_PIN(g_current_pin);
#ifdef GPIO_MODE_ANALOG_ADC_CONTROL
GPIO_InitStruct.Mode = GPIO_MODE_ANALOG_ADC_CONTROL;
#else
GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
#endif
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(port, &GPIO_InitStruct);
}
