325 lines
8.1 KiB
C
325 lines
8.1 KiB
C
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/* USER CODE BEGIN Header */
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/**
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******************************************************************************
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* @file stm32l4xx_hal_msp.c
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* @brief This file provides code for the MSP Initialization
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* and de-Initialization codes.
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******************************************************************************
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* @attention
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*
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* Copyright (c) 2022 STMicroelectronics.
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* All rights reserved.
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*
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* This software is licensed under terms that can be found in the LICENSE file
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* in the root directory of this software component.
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* If no LICENSE file comes with this software, it is provided AS-IS.
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*
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******************************************************************************
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*/
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/* USER CODE END Header */
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/* Includes ------------------------------------------------------------------*/
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#include "main.h"
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/* USER CODE BEGIN Includes */
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/* USER CODE END Includes */
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extern DMA_HandleTypeDef hdma_lpuart_rx;
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/* Private typedef -----------------------------------------------------------*/
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/* USER CODE BEGIN TD */
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/* USER CODE END TD */
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/* Private define ------------------------------------------------------------*/
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/* USER CODE BEGIN Define */
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/* USER CODE END Define */
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/* Private macro -------------------------------------------------------------*/
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/* USER CODE BEGIN Macro */
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/* USER CODE END Macro */
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/* Private variables ---------------------------------------------------------*/
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/* USER CODE BEGIN PV */
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/* USER CODE END PV */
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/* Private function prototypes -----------------------------------------------*/
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/* USER CODE BEGIN PFP */
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/* USER CODE END PFP */
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/* External functions --------------------------------------------------------*/
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/* USER CODE BEGIN ExternalFunctions */
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/* USER CODE END ExternalFunctions */
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/* USER CODE BEGIN 0 */
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/* USER CODE END 0 */
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/**
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* Initializes the Global MSP.
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*/
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void HAL_MspInit(void)
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{
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/* USER CODE BEGIN MspInit 0 */
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/* USER CODE END MspInit 0 */
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__HAL_RCC_SYSCFG_CLK_ENABLE();
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__HAL_RCC_PWR_CLK_ENABLE();
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/* System interrupt init*/
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/* PendSV_IRQn interrupt configuration */
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HAL_NVIC_SetPriority(PendSV_IRQn, 15, 0);
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/* USER CODE BEGIN MspInit 1 */
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/* USER CODE END MspInit 1 */
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}
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/**
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* @brief I2C MSP Initialization
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* This function configures the hardware resources used in this example
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* @param hi2c: I2C handle pointer
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* @retval None
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*/
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void HAL_I2C_MspInit(I2C_HandleTypeDef* hi2c)
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{
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GPIO_InitTypeDef GPIO_InitStruct = {0};
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RCC_PeriphCLKInitTypeDef PeriphClkInit = {0};
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if(hi2c->Instance==I2C1)
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{
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/* USER CODE BEGIN I2C1_MspInit 0 */
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/* USER CODE END I2C1_MspInit 0 */
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/** Initializes the peripherals clock
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*/
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PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_I2C1;
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PeriphClkInit.I2c1ClockSelection = RCC_I2C1CLKSOURCE_PCLK1;
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if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
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{
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Error_Handler();
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}
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__HAL_RCC_GPIOB_CLK_ENABLE();
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/**I2C1 GPIO Configuration
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PB8 ------> I2C1_SCL
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PB9 ------> I2C1_SDA
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*/
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GPIO_InitStruct.Pin = GPIO_PIN_8|GPIO_PIN_9;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_OD;
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GPIO_InitStruct.Pull = GPIO_PULLUP;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
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GPIO_InitStruct.Alternate = GPIO_AF4_I2C1;
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HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
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/* Peripheral clock enable */
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__HAL_RCC_I2C1_CLK_ENABLE();
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/* USER CODE BEGIN I2C1_MspInit 1 */
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/* USER CODE END I2C1_MspInit 1 */
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}
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}
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/**
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* @brief I2C MSP De-Initialization
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* This function freeze the hardware resources used in this example
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* @param hi2c: I2C handle pointer
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* @retval None
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*/
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void HAL_I2C_MspDeInit(I2C_HandleTypeDef* hi2c)
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{
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if(hi2c->Instance==I2C1)
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{
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/* USER CODE BEGIN I2C1_MspDeInit 0 */
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/* USER CODE END I2C1_MspDeInit 0 */
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/* Peripheral clock disable */
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__HAL_RCC_I2C1_CLK_DISABLE();
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/**I2C1 GPIO Configuration
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PB8 ------> I2C1_SCL
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PB9 ------> I2C1_SDA
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*/
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HAL_GPIO_DeInit(GPIOB, GPIO_PIN_8);
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HAL_GPIO_DeInit(GPIOB, GPIO_PIN_9);
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/* USER CODE BEGIN I2C1_MspDeInit 1 */
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/* USER CODE END I2C1_MspDeInit 1 */
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}
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}
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/**
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* @brief UART MSP Initialization
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* This function configures the hardware resources used in this example
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* @param huart: UART handle pointer
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* @retval None
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*/
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void HAL_UART_MspInit(UART_HandleTypeDef* huart)
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{
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GPIO_InitTypeDef GPIO_InitStruct = {0};
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RCC_PeriphCLKInitTypeDef PeriphClkInit = {0};
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if(huart->Instance==LPUART1)
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{
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/* USER CODE BEGIN LPUART1_MspInit 0 */
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/* USER CODE END LPUART1_MspInit 0 */
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/** Initializes the peripherals clock
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*/
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PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_LPUART1;
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PeriphClkInit.Lpuart1ClockSelection = RCC_LPUART1CLKSOURCE_PCLK1;
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if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
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{
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Error_Handler();
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}
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/* Peripheral clock enable */
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__HAL_RCC_LPUART1_CLK_ENABLE();
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__HAL_RCC_GPIOG_CLK_ENABLE();
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HAL_PWREx_EnableVddIO2();
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/**LPUART1 GPIO Configuration
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PG7 ------> LPUART1_TX
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PG8 ------> LPUART1_RX
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*/
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GPIO_InitStruct.Pin = STLK_RX_Pin|STLK_TX_Pin;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
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GPIO_InitStruct.Alternate = GPIO_AF8_LPUART1;
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HAL_GPIO_Init(GPIOG, &GPIO_InitStruct);
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/* LPUART1 DMA Init */
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/* LPUART_RX Init */
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hdma_lpuart_rx.Instance = DMA2_Channel7;
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hdma_lpuart_rx.Init.Request = DMA_REQUEST_4;
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hdma_lpuart_rx.Init.Direction = DMA_PERIPH_TO_MEMORY;
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hdma_lpuart_rx.Init.PeriphInc = DMA_PINC_DISABLE;
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hdma_lpuart_rx.Init.MemInc = DMA_MINC_ENABLE;
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hdma_lpuart_rx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
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hdma_lpuart_rx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
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hdma_lpuart_rx.Init.Mode = DMA_NORMAL;
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hdma_lpuart_rx.Init.Priority = DMA_PRIORITY_LOW;
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if (HAL_DMA_Init(&hdma_lpuart_rx) != HAL_OK)
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{
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Error_Handler();
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}
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__HAL_LINKDMA(huart,hdmarx,hdma_lpuart_rx);
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/* LPUART1 interrupt Init */
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HAL_NVIC_SetPriority(LPUART1_IRQn, 5, 0);
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HAL_NVIC_EnableIRQ(LPUART1_IRQn);
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/* USER CODE BEGIN LPUART1_MspInit 1 */
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/* USER CODE END LPUART1_MspInit 1 */
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}
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}
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/**
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* @brief UART MSP De-Initialization
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* This function freeze the hardware resources used in this example
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* @param huart: UART handle pointer
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* @retval None
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*/
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void HAL_UART_MspDeInit(UART_HandleTypeDef* huart)
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{
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if(huart->Instance==LPUART1)
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{
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/* USER CODE BEGIN LPUART1_MspDeInit 0 */
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/* USER CODE END LPUART1_MspDeInit 0 */
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/* Peripheral clock disable */
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__HAL_RCC_LPUART1_CLK_DISABLE();
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/**LPUART1 GPIO Configuration
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PG7 ------> LPUART1_TX
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PG8 ------> LPUART1_RX
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*/
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HAL_GPIO_DeInit(GPIOG, STLK_RX_Pin|STLK_TX_Pin);
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/* LPUART1 DMA DeInit */
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HAL_DMA_DeInit(huart->hdmarx);
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/* LPUART1 interrupt DeInit */
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HAL_NVIC_DisableIRQ(LPUART1_IRQn);
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/* USER CODE BEGIN LPUART1_MspDeInit 1 */
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/* USER CODE END LPUART1_MspDeInit 1 */
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}
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}
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/**
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* @brief RTC MSP Initialization
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* This function configures the hardware resources used in this example
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* @param hrtc: RTC handle pointer
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* @retval None
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*/
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void HAL_RTC_MspInit(RTC_HandleTypeDef* hrtc)
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{
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RCC_PeriphCLKInitTypeDef PeriphClkInit = {0};
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if(hrtc->Instance==RTC)
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{
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/* USER CODE BEGIN RTC_MspInit 0 */
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/* USER CODE END RTC_MspInit 0 */
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/** Initializes the peripherals clock
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*/
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PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_RTC;
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PeriphClkInit.RTCClockSelection = RCC_RTCCLKSOURCE_LSE;
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if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
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{
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Error_Handler();
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}
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/* Peripheral clock enable */
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__HAL_RCC_RTC_ENABLE();
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/* USER CODE BEGIN RTC_MspInit 1 */
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/* USER CODE END RTC_MspInit 1 */
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}
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}
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/**
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* @brief RTC MSP De-Initialization
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* This function freeze the hardware resources used in this example
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* @param hrtc: RTC handle pointer
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* @retval None
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*/
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void HAL_RTC_MspDeInit(RTC_HandleTypeDef* hrtc)
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{
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if(hrtc->Instance==RTC)
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{
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/* USER CODE BEGIN RTC_MspDeInit 0 */
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/* USER CODE END RTC_MspDeInit 0 */
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/* Peripheral clock disable */
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__HAL_RCC_RTC_DISABLE();
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/* USER CODE BEGIN RTC_MspDeInit 1 */
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/* USER CODE END RTC_MspDeInit 1 */
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}
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}
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/* USER CODE BEGIN 1 */
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/* USER CODE END 1 */
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