/* USER CODE BEGIN Header */ /** ****************************************************************************** * File Name : stm32l4xx_hal_msp.c * Description : This file provides code for the MSP Initialization * and de-Initialization codes. ****************************************************************************** ** This notice applies to any and all portions of this file * that are not between comment pairs USER CODE BEGIN and * USER CODE END. Other portions of this file, whether * inserted by the user or by software development tools * are owned by their respective copyright owners. * * COPYRIGHT(c) 2018 STMicroelectronics * * Redistribution and use in source and binary forms, with or without modification, * are permitted provided that the following conditions are met: * 1. Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * 3. Neither the name of STMicroelectronics nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * ****************************************************************************** */ /* USER CODE END Header */ /* Includes ------------------------------------------------------------------*/ #include "main.h" /* USER CODE BEGIN Includes */ #include /* USER CODE END Includes */ /* Private typedef -----------------------------------------------------------*/ /* USER CODE BEGIN TD */ /* USER CODE END TD */ /* Private define ------------------------------------------------------------*/ /* USER CODE BEGIN Define */ /* USER CODE END Define */ /* Private macro -------------------------------------------------------------*/ /* USER CODE BEGIN Macro */ /* USER CODE END Macro */ /* Private variables ---------------------------------------------------------*/ /* USER CODE BEGIN PV */ /* USER CODE END PV */ /* Private function prototypes -----------------------------------------------*/ /* USER CODE BEGIN PFP */ /* USER CODE END PFP */ /* External functions --------------------------------------------------------*/ /* USER CODE BEGIN ExternalFunctions */ /* USER CODE END ExternalFunctions */ /* USER CODE BEGIN 0 */ /* USER CODE END 0 */ void HAL_TIM_MspPostInit(TIM_HandleTypeDef *htim); /** * Initializes the Global MSP. */ void HAL_MspInit(void) { /* USER CODE BEGIN MspInit 0 */ /* USER CODE END MspInit 0 */ __HAL_RCC_SYSCFG_CLK_ENABLE(); __HAL_RCC_PWR_CLK_ENABLE(); /* System interrupt init*/ /* USER CODE BEGIN MspInit 1 */ /* USER CODE END MspInit 1 */ } /** * @brief ADC MSP Initialization * This function configures the hardware resources used in this example * @param hadc: ADC handle pointer * @retval None */ void HAL_ADC_MspInit(ADC_HandleTypeDef* hadc) { GPIO_InitTypeDef GPIO_InitStruct = {0}; RCC_PeriphCLKInitTypeDef PeriphClkInit = {0}; if(hadc->Instance==ADC1) { /* USER CODE BEGIN ADC1_MspInit 0 */ /* USER CODE END ADC1_MspInit 0 */ /** Initializes the peripherals clock */ PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_ADC; PeriphClkInit.AdcClockSelection = RCC_ADCCLKSOURCE_PLLSAI1; PeriphClkInit.PLLSAI1.PLLSAI1Source = RCC_PLLSOURCE_HSI; PeriphClkInit.PLLSAI1.PLLSAI1M = 1; PeriphClkInit.PLLSAI1.PLLSAI1N = 8; PeriphClkInit.PLLSAI1.PLLSAI1P = RCC_PLLP_DIV7; PeriphClkInit.PLLSAI1.PLLSAI1Q = RCC_PLLQ_DIV2; PeriphClkInit.PLLSAI1.PLLSAI1R = RCC_PLLR_DIV2; PeriphClkInit.PLLSAI1.PLLSAI1ClockOut = RCC_PLLSAI1_ADC1CLK; if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK) { Error_Handler(); } /* Peripheral clock enable */ __HAL_RCC_ADC_CLK_ENABLE(); __HAL_RCC_GPIOC_CLK_ENABLE(); __HAL_RCC_GPIOA_CLK_ENABLE(); __HAL_RCC_GPIOB_CLK_ENABLE(); /**ADC1 GPIO Configuration PC0 ------> ADC1_IN1 PC1 ------> ADC1_IN2 PA0 ------> ADC1_IN5 PA1 ------> ADC1_IN6 PA4 ------> ADC1_IN9 PB0 ------> ADC1_IN15 */ GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1; GPIO_InitStruct.Mode = GPIO_MODE_ANALOG_ADC_CONTROL; GPIO_InitStruct.Pull = GPIO_NOPULL; HAL_GPIO_Init(GPIOC, &GPIO_InitStruct); GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_4; GPIO_InitStruct.Mode = GPIO_MODE_ANALOG_ADC_CONTROL; GPIO_InitStruct.Pull = GPIO_NOPULL; HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); GPIO_InitStruct.Pin = GPIO_PIN_0; GPIO_InitStruct.Mode = GPIO_MODE_ANALOG_ADC_CONTROL; GPIO_InitStruct.Pull = GPIO_NOPULL; HAL_GPIO_Init(GPIOB, &GPIO_InitStruct); /* USER CODE BEGIN ADC1_MspInit 1 */ /* USER CODE END ADC1_MspInit 1 */ } } /** * @brief ADC MSP De-Initialization * This function freeze the hardware resources used in this example * @param hadc: ADC handle pointer * @retval None */ void HAL_ADC_MspDeInit(ADC_HandleTypeDef* hadc) { if(hadc->Instance==ADC1) { /* USER CODE BEGIN ADC1_MspDeInit 0 */ /* USER CODE END ADC1_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_ADC_CLK_DISABLE(); /**ADC1 GPIO Configuration PC0 ------> ADC1_IN1 PC1 ------> ADC1_IN2 PA0 ------> ADC1_IN5 PA1 ------> ADC1_IN6 PA4 ------> ADC1_IN9 PB0 ------> ADC1_IN15 */ HAL_GPIO_DeInit(GPIOC, GPIO_PIN_0|GPIO_PIN_1); HAL_GPIO_DeInit(GPIOA, GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_4); HAL_GPIO_DeInit(GPIOB, GPIO_PIN_0); /* USER CODE BEGIN ADC1_MspDeInit 1 */ /* USER CODE END ADC1_MspDeInit 1 */ } } /** * @brief LPTIM MSP Initialization * This function configures the hardware resources used in this example * @param hlptim: LPTIM handle pointer * @retval None */ void HAL_LPTIM_MspInit(LPTIM_HandleTypeDef* hlptim) { RCC_PeriphCLKInitTypeDef PeriphClkInit = {0}; if(hlptim->Instance==LPTIM1) { /* USER CODE BEGIN LPTIM1_MspInit 0 */ /* USER CODE END LPTIM1_MspInit 0 */ /** Initializes the peripherals clock */ PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_LPTIM1; PeriphClkInit.Lptim1ClockSelection = RCC_LPTIM1CLKSOURCE_PCLK; if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK) { Error_Handler(); } /* Peripheral clock enable */ __HAL_RCC_LPTIM1_CLK_ENABLE(); /* USER CODE BEGIN LPTIM1_MspInit 1 */ /* USER CODE END LPTIM1_MspInit 1 */ } } /** * @brief LPTIM MSP De-Initialization * This function freeze the hardware resources used in this example * @param hlptim: LPTIM handle pointer * @retval None */ void HAL_LPTIM_MspDeInit(LPTIM_HandleTypeDef* hlptim) { if(hlptim->Instance==LPTIM1) { /* USER CODE BEGIN LPTIM1_MspDeInit 0 */ /* USER CODE END LPTIM1_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_LPTIM1_CLK_DISABLE(); /* USER CODE BEGIN LPTIM1_MspDeInit 1 */ /* USER CODE END LPTIM1_MspDeInit 1 */ } } /** * @brief RTC MSP Initialization * This function configures the hardware resources used in this example * @param hrtc: RTC handle pointer * @retval None */ void HAL_RTC_MspInit(RTC_HandleTypeDef* hrtc) { RCC_PeriphCLKInitTypeDef PeriphClkInit = {0}; if(hrtc->Instance==RTC) { /* USER CODE BEGIN RTC_MspInit 0 */ /* USER CODE END RTC_MspInit 0 */ /** Initializes the peripherals clock */ PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_RTC; PeriphClkInit.RTCClockSelection = RCC_RTCCLKSOURCE_LSE; if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK) { Error_Handler(); } /* Peripheral clock enable */ __HAL_RCC_RTC_ENABLE(); /* USER CODE BEGIN RTC_MspInit 1 */ /* USER CODE END RTC_MspInit 1 */ } } /** * @brief RTC MSP De-Initialization * This function freeze the hardware resources used in this example * @param hrtc: RTC handle pointer * @retval None */ void HAL_RTC_MspDeInit(RTC_HandleTypeDef* hrtc) { if(hrtc->Instance==RTC) { /* USER CODE BEGIN RTC_MspDeInit 0 */ /* USER CODE END RTC_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_RTC_DISABLE(); /* USER CODE BEGIN RTC_MspDeInit 1 */ /* USER CODE END RTC_MspDeInit 1 */ } } /** * @brief SPI MSP Initialization * This function configures the hardware resources used in this example * @param hspi: SPI handle pointer * @retval None */ void HAL_SPI_MspInit(SPI_HandleTypeDef* hspi) { GPIO_InitTypeDef GPIO_InitStruct = {0}; if(hspi->Instance==SPI3) { /* USER CODE BEGIN SPI3_MspInit 0 */ /* USER CODE END SPI3_MspInit 0 */ /* Peripheral clock enable */ __HAL_RCC_SPI3_CLK_ENABLE(); __HAL_RCC_GPIOC_CLK_ENABLE(); /**SPI3 GPIO Configuration PC10 ------> SPI3_SCK PC11 ------> SPI3_MISO PC12 ------> SPI3_MOSI */ GPIO_InitStruct.Pin = GPIO_PIN_10|GPIO_PIN_11|GPIO_PIN_12; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Pull = GPIO_NOPULL; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; GPIO_InitStruct.Alternate = GPIO_AF6_SPI3; HAL_GPIO_Init(GPIOC, &GPIO_InitStruct); /* USER CODE BEGIN SPI3_MspInit 1 */ /* USER CODE END SPI3_MspInit 1 */ } } /** * @brief SPI MSP De-Initialization * This function freeze the hardware resources used in this example * @param hspi: SPI handle pointer * @retval None */ void HAL_SPI_MspDeInit(SPI_HandleTypeDef* hspi) { if(hspi->Instance==SPI3) { /* USER CODE BEGIN SPI3_MspDeInit 0 */ /* USER CODE END SPI3_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_SPI3_CLK_DISABLE(); /**SPI3 GPIO Configuration PC10 ------> SPI3_SCK PC11 ------> SPI3_MISO PC12 ------> SPI3_MOSI */ HAL_GPIO_DeInit(GPIOC, GPIO_PIN_10|GPIO_PIN_11|GPIO_PIN_12); /* USER CODE BEGIN SPI3_MspDeInit 1 */ /* USER CODE END SPI3_MspDeInit 1 */ } } /** * @brief TIM_PWM MSP Initialization * This function configures the hardware resources used in this example * @param htim_pwm: TIM_PWM handle pointer * @retval None */ void HAL_TIM_PWM_MspInit(TIM_HandleTypeDef* htim_pwm) { if(htim_pwm->Instance==TIM2) { /* USER CODE BEGIN TIM2_MspInit 0 */ /* USER CODE END TIM2_MspInit 0 */ /* Peripheral clock enable */ __HAL_RCC_TIM2_CLK_ENABLE(); /* USER CODE BEGIN TIM2_MspInit 1 */ /* USER CODE END TIM2_MspInit 1 */ } else if(htim_pwm->Instance==TIM3) { /* USER CODE BEGIN TIM3_MspInit 0 */ /* USER CODE END TIM3_MspInit 0 */ /* Peripheral clock enable */ __HAL_RCC_TIM3_CLK_ENABLE(); /* USER CODE BEGIN TIM3_MspInit 1 */ /* USER CODE END TIM3_MspInit 1 */ } else if(htim_pwm->Instance==TIM4) { /* USER CODE BEGIN TIM4_MspInit 0 */ /* USER CODE END TIM4_MspInit 0 */ /* Peripheral clock enable */ __HAL_RCC_TIM4_CLK_ENABLE(); /* USER CODE BEGIN TIM4_MspInit 1 */ /* USER CODE END TIM4_MspInit 1 */ } } /** * @brief TIM_Base MSP Initialization * This function configures the hardware resources used in this example * @param htim_base: TIM_Base handle pointer * @retval None */ void HAL_TIM_Base_MspInit(TIM_HandleTypeDef* htim_base) { if(htim_base->Instance==TIM15) { /* USER CODE BEGIN TIM15_MspInit 0 */ /* USER CODE END TIM15_MspInit 0 */ /* Peripheral clock enable */ __HAL_RCC_TIM15_CLK_ENABLE(); /* USER CODE BEGIN TIM15_MspInit 1 */ /* USER CODE END TIM15_MspInit 1 */ } else if(htim_base->Instance==TIM16) { /* USER CODE BEGIN TIM16_MspInit 0 */ /* USER CODE END TIM16_MspInit 0 */ /* Peripheral clock enable */ __HAL_RCC_TIM16_CLK_ENABLE(); /* USER CODE BEGIN TIM16_MspInit 1 */ /* USER CODE END TIM16_MspInit 1 */ } else if(htim_base->Instance==TIM17) { /* USER CODE BEGIN TIM17_MspInit 0 */ /* USER CODE END TIM17_MspInit 0 */ /* Peripheral clock enable */ __HAL_RCC_TIM17_CLK_ENABLE(); /* USER CODE BEGIN TIM17_MspInit 1 */ /* USER CODE END TIM17_MspInit 1 */ } } void HAL_TIM_MspPostInit(TIM_HandleTypeDef* htim) { GPIO_InitTypeDef GPIO_InitStruct = {0}; if(htim->Instance==TIM2) { /* USER CODE BEGIN TIM2_MspPostInit 0 */ /* USER CODE END TIM2_MspPostInit 0 */ __HAL_RCC_GPIOB_CLK_ENABLE(); /**TIM2 GPIO Configuration PB10 ------> TIM2_CH3 PB3 (JTDO-TRACESWO) ------> TIM2_CH2 */ GPIO_InitStruct.Pin = GPIO_PIN_10|GPIO_PIN_3; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Pull = GPIO_NOPULL; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; GPIO_InitStruct.Alternate = GPIO_AF1_TIM2; HAL_GPIO_Init(GPIOB, &GPIO_InitStruct); /* USER CODE BEGIN TIM2_MspPostInit 1 */ /* USER CODE END TIM2_MspPostInit 1 */ } else if(htim->Instance==TIM3) { /* USER CODE BEGIN TIM3_MspPostInit 0 */ /* USER CODE END TIM3_MspPostInit 0 */ __HAL_RCC_GPIOC_CLK_ENABLE(); __HAL_RCC_GPIOB_CLK_ENABLE(); /**TIM3 GPIO Configuration PC7 ------> TIM3_CH2 PB4 (NJTRST) ------> TIM3_CH1 */ GPIO_InitStruct.Pin = GPIO_PIN_7; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Pull = GPIO_NOPULL; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; GPIO_InitStruct.Alternate = GPIO_AF2_TIM3; HAL_GPIO_Init(GPIOC, &GPIO_InitStruct); GPIO_InitStruct.Pin = GPIO_PIN_4; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Pull = GPIO_NOPULL; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; GPIO_InitStruct.Alternate = GPIO_AF2_TIM3; HAL_GPIO_Init(GPIOB, &GPIO_InitStruct); /* USER CODE BEGIN TIM3_MspPostInit 1 */ /* USER CODE END TIM3_MspPostInit 1 */ } else if(htim->Instance==TIM4) { /* USER CODE BEGIN TIM4_MspPostInit 0 */ /* USER CODE END TIM4_MspPostInit 0 */ __HAL_RCC_GPIOB_CLK_ENABLE(); /**TIM4 GPIO Configuration PB6 ------> TIM4_CH1 */ GPIO_InitStruct.Pin = GPIO_PIN_6; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Pull = GPIO_NOPULL; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; GPIO_InitStruct.Alternate = GPIO_AF2_TIM4; HAL_GPIO_Init(GPIOB, &GPIO_InitStruct); /* USER CODE BEGIN TIM4_MspPostInit 1 */ /* USER CODE END TIM4_MspPostInit 1 */ } else if(htim->Instance==TIM17) { /* USER CODE BEGIN TIM17_MspPostInit 0 */ /* USER CODE END TIM17_MspPostInit 0 */ __HAL_RCC_GPIOA_CLK_ENABLE(); /**TIM17 GPIO Configuration PA7 ------> TIM17_CH1 */ GPIO_InitStruct.Pin = GPIO_PIN_7; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Pull = GPIO_NOPULL; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; GPIO_InitStruct.Alternate = GPIO_AF14_TIM17; HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); /* USER CODE BEGIN TIM17_MspPostInit 1 */ /* USER CODE END TIM17_MspPostInit 1 */ } } /** * @brief TIM_PWM MSP De-Initialization * This function freeze the hardware resources used in this example * @param htim_pwm: TIM_PWM handle pointer * @retval None */ void HAL_TIM_PWM_MspDeInit(TIM_HandleTypeDef* htim_pwm) { if(htim_pwm->Instance==TIM2) { /* USER CODE BEGIN TIM2_MspDeInit 0 */ /* USER CODE END TIM2_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_TIM2_CLK_DISABLE(); /* USER CODE BEGIN TIM2_MspDeInit 1 */ /* USER CODE END TIM2_MspDeInit 1 */ } else if(htim_pwm->Instance==TIM3) { /* USER CODE BEGIN TIM3_MspDeInit 0 */ /* USER CODE END TIM3_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_TIM3_CLK_DISABLE(); /* USER CODE BEGIN TIM3_MspDeInit 1 */ /* USER CODE END TIM3_MspDeInit 1 */ } else if(htim_pwm->Instance==TIM4) { /* USER CODE BEGIN TIM4_MspDeInit 0 */ /* USER CODE END TIM4_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_TIM4_CLK_DISABLE(); /* USER CODE BEGIN TIM4_MspDeInit 1 */ /* USER CODE END TIM4_MspDeInit 1 */ } } /** * @brief TIM_Base MSP De-Initialization * This function freeze the hardware resources used in this example * @param htim_base: TIM_Base handle pointer * @retval None */ void HAL_TIM_Base_MspDeInit(TIM_HandleTypeDef* htim_base) { if(htim_base->Instance==TIM15) { /* USER CODE BEGIN TIM15_MspDeInit 0 */ /* USER CODE END TIM15_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_TIM15_CLK_DISABLE(); /* USER CODE BEGIN TIM15_MspDeInit 1 */ /* USER CODE END TIM15_MspDeInit 1 */ } else if(htim_base->Instance==TIM16) { /* USER CODE BEGIN TIM16_MspDeInit 0 */ /* USER CODE END TIM16_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_TIM16_CLK_DISABLE(); /* USER CODE BEGIN TIM16_MspDeInit 1 */ /* USER CODE END TIM16_MspDeInit 1 */ } else if(htim_base->Instance==TIM17) { /* USER CODE BEGIN TIM17_MspDeInit 0 */ /* USER CODE END TIM17_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_TIM17_CLK_DISABLE(); /* USER CODE BEGIN TIM17_MspDeInit 1 */ /* USER CODE END TIM17_MspDeInit 1 */ } } /** * @brief UART MSP Initialization * This function configures the hardware resources used in this example * @param huart: UART handle pointer * @retval None */ void HAL_UART_MspInit(UART_HandleTypeDef* huart) { GPIO_InitTypeDef GPIO_InitStruct = {0}; RCC_PeriphCLKInitTypeDef PeriphClkInit = {0}; if(huart->Instance==USART2) { /* USER CODE BEGIN USART2_MspInit 0 */ /* USER CODE END USART2_MspInit 0 */ /** Initializes the peripherals clock */ PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USART2; PeriphClkInit.Usart2ClockSelection = RCC_USART2CLKSOURCE_PCLK1; if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK) { Error_Handler(); } /* Peripheral clock enable */ __HAL_RCC_USART2_CLK_ENABLE(); __HAL_RCC_GPIOA_CLK_ENABLE(); /**USART2 GPIO Configuration PA2 ------> USART2_TX PA3 ------> USART2_RX */ GPIO_InitStruct.Pin = GPIO_PIN_2|GPIO_PIN_3; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Pull = GPIO_PULLUP; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; GPIO_InitStruct.Alternate = GPIO_AF7_USART2; HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); /* USER CODE BEGIN USART2_MspInit 1 */ /* USER CODE END USART2_MspInit 1 */ } } /** * @brief UART MSP De-Initialization * This function freeze the hardware resources used in this example * @param huart: UART handle pointer * @retval None */ void HAL_UART_MspDeInit(UART_HandleTypeDef* huart) { if(huart->Instance==USART2) { /* USER CODE BEGIN USART2_MspDeInit 0 */ /* USER CODE END USART2_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_USART2_CLK_DISABLE(); /**USART2 GPIO Configuration PA2 ------> USART2_TX PA3 ------> USART2_RX */ HAL_GPIO_DeInit(GPIOA, GPIO_PIN_2|GPIO_PIN_3); /* USER CODE BEGIN USART2_MspDeInit 1 */ /* USER CODE END USART2_MspDeInit 1 */ } } /* USER CODE BEGIN 1 */ /* USER CODE END 1 */