/* USER CODE BEGIN Header */ /** ****************************************************************************** * @file stm32l4xx_hal_msp.c * @brief This file provides code for the MSP Initialization * and de-Initialization codes. ****************************************************************************** * @attention * * Copyright (c) 2022 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. * ****************************************************************************** */ /* USER CODE END Header */ /* Includes ------------------------------------------------------------------*/ #include "main.h" /* USER CODE BEGIN Includes */ /* 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 */ /** * 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*/ /* PendSV_IRQn interrupt configuration */ HAL_NVIC_SetPriority(PendSV_IRQn, 15, 0); /* USER CODE BEGIN MspInit 1 */ /* USER CODE END MspInit 1 */ } /** * @brief I2C MSP Initialization * This function configures the hardware resources used in this example * @param hi2c: I2C handle pointer * @retval None */ void HAL_I2C_MspInit(I2C_HandleTypeDef* hi2c) { GPIO_InitTypeDef GPIO_InitStruct = {0}; RCC_PeriphCLKInitTypeDef PeriphClkInit = {0}; if(hi2c->Instance==I2C1) { /* USER CODE BEGIN I2C1_MspInit 0 */ /* USER CODE END I2C1_MspInit 0 */ /** Initializes the peripherals clock */ PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_I2C1; PeriphClkInit.I2c1ClockSelection = RCC_I2C1CLKSOURCE_PCLK1; if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK) { Error_Handler(); } __HAL_RCC_GPIOB_CLK_ENABLE(); /**I2C1 GPIO Configuration PB8 ------> I2C1_SCL PB9 ------> I2C1_SDA */ GPIO_InitStruct.Pin = GPIO_PIN_8|GPIO_PIN_9; GPIO_InitStruct.Mode = GPIO_MODE_AF_OD; GPIO_InitStruct.Pull = GPIO_PULLUP; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; GPIO_InitStruct.Alternate = GPIO_AF4_I2C1; HAL_GPIO_Init(GPIOB, &GPIO_InitStruct); /* Peripheral clock enable */ __HAL_RCC_I2C1_CLK_ENABLE(); /* USER CODE BEGIN I2C1_MspInit 1 */ /* USER CODE END I2C1_MspInit 1 */ } } /** * @brief I2C MSP De-Initialization * This function freeze the hardware resources used in this example * @param hi2c: I2C handle pointer * @retval None */ void HAL_I2C_MspDeInit(I2C_HandleTypeDef* hi2c) { if(hi2c->Instance==I2C1) { /* USER CODE BEGIN I2C1_MspDeInit 0 */ /* USER CODE END I2C1_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_I2C1_CLK_DISABLE(); /**I2C1 GPIO Configuration PB8 ------> I2C1_SCL PB9 ------> I2C1_SDA */ HAL_GPIO_DeInit(GPIOB, GPIO_PIN_8); HAL_GPIO_DeInit(GPIOB, GPIO_PIN_9); /* USER CODE BEGIN I2C1_MspDeInit 1 */ /* USER CODE END I2C1_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==LPUART1) { /* USER CODE BEGIN LPUART1_MspInit 0 */ /* USER CODE END LPUART1_MspInit 0 */ /** Initializes the peripherals clock */ PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_LPUART1; PeriphClkInit.Lpuart1ClockSelection = RCC_LPUART1CLKSOURCE_PCLK1; if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK) { Error_Handler(); } /* Peripheral clock enable */ __HAL_RCC_LPUART1_CLK_ENABLE(); __HAL_RCC_GPIOG_CLK_ENABLE(); HAL_PWREx_EnableVddIO2(); /**LPUART1 GPIO Configuration PG7 ------> LPUART1_TX PG8 ------> LPUART1_RX */ GPIO_InitStruct.Pin = STLK_RX_Pin|STLK_TX_Pin; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Pull = GPIO_NOPULL; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH; GPIO_InitStruct.Alternate = GPIO_AF8_LPUART1; HAL_GPIO_Init(GPIOG, &GPIO_InitStruct); /* USER CODE BEGIN LPUART1_MspInit 1 */ /* USER CODE END LPUART1_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==LPUART1) { /* USER CODE BEGIN LPUART1_MspDeInit 0 */ /* USER CODE END LPUART1_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_LPUART1_CLK_DISABLE(); /**LPUART1 GPIO Configuration PG7 ------> LPUART1_TX PG8 ------> LPUART1_RX */ HAL_GPIO_DeInit(GPIOG, STLK_RX_Pin|STLK_TX_Pin); /* USER CODE BEGIN LPUART1_MspDeInit 1 */ /* USER CODE END LPUART1_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 */ } } /* USER CODE BEGIN 1 */ /* USER CODE END 1 */