QSPI_ReadWrite_IT
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Outline
Includes
#include "main.h"
HAL_QSPI_MspInit(QSPI_HandleTypeDef *)
HAL_QSPI_MspDeInit(QSPI_HandleTypeDef *)
Files
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SourceVuSTM32 Libraries and SamplesQSPI_ReadWrite_ITSrc/stm32f4xx_hal_msp.c
 
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/** ****************************************************************************** * @file QSPI/QSPI_ReadWrite_IT/Src/stm32f4xx_hal_msp.c * @author MCD Application Team * @brief HAL MSP module. ****************************************************************************** * @attention * * Copyright (c) 2017 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. * ****************************************************************************** *//* ... */ /* Includes ------------------------------------------------------------------*/ #include "main.h" /** @addtogroup STM32F4xx_HAL_Examples * @{ *//* ... */ /** @defgroup HAL_MSP * @brief HAL MSP module. * @{ *//* ... */ Includes /* Private typedef -----------------------------------------------------------*/ /* Private define ------------------------------------------------------------*/ /* Private macro -------------------------------------------------------------*/ /* Private variables ---------------------------------------------------------*/ /* Private function prototypes -----------------------------------------------*/ /* Private functions ---------------------------------------------------------*/ /** @defgroup HAL_MSP_Private_Functions * @{ *//* ... */ /** * @brief QSPI MSP Initialization * This function configures the hardware resources used in this example: * - Peripheral's clock enable * - Peripheral's GPIO Configuration * - NVIC configuration for QSPI interrupt * @param hqspi: QSPI handle pointer * @retval None *//* ... */ void HAL_QSPI_MspInit(QSPI_HandleTypeDef *hqspi) { GPIO_InitTypeDef GPIO_InitStruct; /*##-1- Enable peripherals and GPIO Clocks #################################*/ /* Enable the QuadSPI memory interface clock */ QSPI_CLK_ENABLE(); /* Reset the QuadSPI memory interface */ QSPI_FORCE_RESET(); QSPI_RELEASE_RESET(); /* Enable GPIO clocks */ QSPI_CS_GPIO_CLK_ENABLE(); QSPI_CLK_GPIO_CLK_ENABLE(); QSPI_D0_GPIO_CLK_ENABLE(); QSPI_D1_GPIO_CLK_ENABLE(); QSPI_D2_GPIO_CLK_ENABLE(); QSPI_D3_GPIO_CLK_ENABLE(); /*##-2- Configure peripheral GPIO ##########################################*/ /* QSPI CS GPIO pin configuration */ GPIO_InitStruct.Pin = QSPI_CS_PIN; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Pull = GPIO_PULLUP; GPIO_InitStruct.Speed = GPIO_SPEED_HIGH; GPIO_InitStruct.Alternate = GPIO_AF10_QSPI; HAL_GPIO_Init(QSPI_CS_GPIO_PORT, &GPIO_InitStruct); /* QSPI CLK GPIO pin configuration */ GPIO_InitStruct.Pin = QSPI_CLK_PIN; GPIO_InitStruct.Pull = GPIO_NOPULL; GPIO_InitStruct.Alternate = GPIO_AF9_QSPI; HAL_GPIO_Init(QSPI_CLK_GPIO_PORT, &GPIO_InitStruct); /* QSPI D0 GPIO pin configuration */ GPIO_InitStruct.Pin = QSPI_D0_PIN; GPIO_InitStruct.Alternate = GPIO_AF10_QSPI; HAL_GPIO_Init(QSPI_D0_GPIO_PORT, &GPIO_InitStruct); /* QSPI D1 GPIO pin configuration */ GPIO_InitStruct.Pin = QSPI_D1_PIN; GPIO_InitStruct.Alternate = GPIO_AF10_QSPI; HAL_GPIO_Init(QSPI_D1_GPIO_PORT, &GPIO_InitStruct); /* QSPI D2 GPIO pin configuration */ GPIO_InitStruct.Pin = QSPI_D2_PIN; GPIO_InitStruct.Alternate = GPIO_AF9_QSPI; HAL_GPIO_Init(QSPI_D2_GPIO_PORT, &GPIO_InitStruct); /* QSPI D3 GPIO pin configuration */ GPIO_InitStruct.Pin = QSPI_D3_PIN; GPIO_InitStruct.Alternate = GPIO_AF9_QSPI; HAL_GPIO_Init(QSPI_D3_GPIO_PORT, &GPIO_InitStruct); /*##-3- Configure the NVIC for QSPI #########################################*/ /* NVIC configuration for QSPI interrupt */ HAL_NVIC_SetPriority(QUADSPI_IRQn, 0x0F, 0); HAL_NVIC_EnableIRQ(QUADSPI_IRQn); }{ ... } /** * @brief QSPI MSP De-Initialization * This function frees the hardware resources used in this example: * - Disable the Peripheral's clock * - Revert GPIO and NVIC configuration to their default state * @param hqspi: QSPI handle pointer * @retval None *//* ... */ void HAL_QSPI_MspDeInit(QSPI_HandleTypeDef *hqspi) { /*##-1- Disable the NVIC for QSPI ###########################################*/ HAL_NVIC_DisableIRQ(QUADSPI_IRQn); /*##-2- Disable peripherals and GPIO Clocks ################################*/ /* De-Configure QSPI pins */ HAL_GPIO_DeInit(QSPI_CS_GPIO_PORT, QSPI_CS_PIN); HAL_GPIO_DeInit(QSPI_CLK_GPIO_PORT, QSPI_CLK_PIN); HAL_GPIO_DeInit(QSPI_D0_GPIO_PORT, QSPI_D0_PIN); HAL_GPIO_DeInit(QSPI_D1_GPIO_PORT, QSPI_D1_PIN); HAL_GPIO_DeInit(QSPI_D2_GPIO_PORT, QSPI_D2_PIN); HAL_GPIO_DeInit(QSPI_D3_GPIO_PORT, QSPI_D3_PIN); /*##-3- Reset peripherals ##################################################*/ /* Reset the QuadSPI memory interface */ QSPI_FORCE_RESET(); QSPI_RELEASE_RESET(); /* Disable the QuadSPI memory interface clock */ QSPI_CLK_DISABLE(); }{ ... } /** * @} *//* ... */ /** * @} *//* ... */ /** * @} *//* ... */
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