/* USER CODE BEGIN Header */ /** ****************************************************************************** * @file sdmmc.c * @brief This file provides code for the configuration * of the SDMMC instances. ****************************************************************************** * @attention * * Copyright (c) 2025 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 "sdmmc.h" /* USER CODE BEGIN 0 */ /* USER CODE END 0 */ SD_HandleTypeDef hsd1; /* SDMMC1 init function */ void MX_SDMMC1_SD_Init(void) { /* USER CODE BEGIN SDMMC1_Init 0 */ /* USER CODE END SDMMC1_Init 0 */ /* USER CODE BEGIN SDMMC1_Init 1 */ /* USER CODE END SDMMC1_Init 1 */ hsd1.Instance = SDMMC1; hsd1.Init.ClockEdge = SDMMC_CLOCK_EDGE_RISING; hsd1.Init.ClockPowerSave = SDMMC_CLOCK_POWER_SAVE_DISABLE; hsd1.Init.BusWide = SDMMC_BUS_WIDE_1B; hsd1.Init.HardwareFlowControl = SDMMC_HARDWARE_FLOW_CONTROL_ENABLE; hsd1.Init.ClockDiv = 2; if (HAL_SD_Init(&hsd1) != HAL_OK) { Error_Handler(); } /* USER CODE BEGIN SDMMC1_Init 2 */ /* USER CODE END SDMMC1_Init 2 */ } void HAL_SD_MspInit(SD_HandleTypeDef* sdHandle) { GPIO_InitTypeDef GPIO_InitStruct = {0}; RCC_PeriphCLKInitTypeDef PeriphClkInit = {0}; if(sdHandle->Instance==SDMMC1) { /* USER CODE BEGIN SDMMC1_MspInit 0 */ /* USER CODE END SDMMC1_MspInit 0 */ /** Initializes the peripherals clock */ PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_SDMMC; PeriphClkInit.SdmmcClockSelection = RCC_SDMMCCLKSOURCE_PLL1; if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK) { Error_Handler(); } /* SDMMC1 clock enable */ __HAL_RCC_SDMMC1_CLK_ENABLE(); __HAL_RCC_GPIOC_CLK_ENABLE(); __HAL_RCC_GPIOD_CLK_ENABLE(); /**SDMMC1 GPIO Configuration PC8 ------> SDMMC1_D0 PC12 ------> SDMMC1_CK PD2 ------> SDMMC1_CMD */ GPIO_InitStruct.Pin = GPIO_PIN_8|GPIO_PIN_12; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Pull = GPIO_PULLUP; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_MEDIUM; GPIO_InitStruct.Alternate = GPIO_AF12_SDMMC1; HAL_GPIO_Init(GPIOC, &GPIO_InitStruct); GPIO_InitStruct.Pin = GPIO_PIN_2; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Pull = GPIO_PULLUP; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_MEDIUM; GPIO_InitStruct.Alternate = GPIO_AF12_SDMMC1; HAL_GPIO_Init(GPIOD, &GPIO_InitStruct); /* SDMMC1 interrupt Init */ HAL_NVIC_SetPriority(SDMMC1_IRQn, 0, 0); HAL_NVIC_EnableIRQ(SDMMC1_IRQn); /* USER CODE BEGIN SDMMC1_MspInit 1 */ /* USER CODE END SDMMC1_MspInit 1 */ } } void HAL_SD_MspDeInit(SD_HandleTypeDef* sdHandle) { if(sdHandle->Instance==SDMMC1) { /* USER CODE BEGIN SDMMC1_MspDeInit 0 */ /* USER CODE END SDMMC1_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_SDMMC1_CLK_DISABLE(); /**SDMMC1 GPIO Configuration PC8 ------> SDMMC1_D0 PC12 ------> SDMMC1_CK PD2 ------> SDMMC1_CMD */ HAL_GPIO_DeInit(GPIOC, GPIO_PIN_8|GPIO_PIN_12); HAL_GPIO_DeInit(GPIOD, GPIO_PIN_2); /* SDMMC1 interrupt Deinit */ HAL_NVIC_DisableIRQ(SDMMC1_IRQn); /* USER CODE BEGIN SDMMC1_MspDeInit 1 */ /* USER CODE END SDMMC1_MspDeInit 1 */ } } /* USER CODE BEGIN 1 */ /* USER CODE END 1 */