mirror of
https://github.com/STMicroelectronics/STM32CubeF4.git
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126 lines
3.3 KiB
C
126 lines
3.3 KiB
C
/**
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******************************************************************************
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* @file FMC/FMC_PSRAM_PreInitConfig/Src/main.c
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* @author MCD Application Team
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* @brief This example describes how to configure and use QuadSPI through
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* the STM32F4xx HAL API.
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******************************************************************************
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* @attention
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*
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* <h2><center>© Copyright (c) 2017 STMicroelectronics.
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* All rights reserved.</center></h2>
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*
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* This software component is licensed by ST under BSD 3-Clause license,
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* the "License"; You may not use this file except in compliance with the
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* License. You may obtain a copy of the License at:
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* opensource.org/licenses/BSD-3-Clause
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*
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******************************************************************************
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*/
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/* Includes ------------------------------------------------------------------*/
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#include "main.h"
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/** @addtogroup STM32F4xx_HAL_Examples
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* @{
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*/
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/** @addtogroup FMC_PSRAM_PreInitConfig
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* @{
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*/
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/* Private typedef -----------------------------------------------------------*/
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/* Private define ------------------------------------------------------------*/
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/* Private macro -------------------------------------------------------------*/
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#if defined(__ICCARM__)
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#pragma section =".psram"
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#endif
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/* Private variables ---------------------------------------------------------*/
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/* Private function prototypes -----------------------------------------------*/
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static void GpioToggle(void);
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/* Private functions ---------------------------------------------------------*/
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/**
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* @brief Main program
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* @param None
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* @retval None
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*/
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int main(void)
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{
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/* STM32F4xx HAL library initialization:
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- Configure the Flash prefetch, instruction and Data caches
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- Configure the Systick to generate an interrupt each 1 msec
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- Set NVIC Group Priority to 4
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- Global MSP (MCU Support Package) initialization
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*/
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HAL_Init();
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/* Configure LEDs */
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BSP_LED_Init(LED4);
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BSP_LED_Init(LED3);
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while(1)
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{
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/* Execute the code from PSRAM memory ------------------------------------ */
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GpioToggle();
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}
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}
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#ifdef USE_FULL_ASSERT
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/**
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* @brief Reports the name of the source file and the source line number
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* where the assert_param error has occurred.
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* @param file: pointer to the source file name
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* @param line: assert_param error line source number
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* @retval None
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*/
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void assert_failed(uint8_t *file, uint32_t line)
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{
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/* User can add his own implementation to report the file name and line number,
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ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
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/* Infinite loop */
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while (1)
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{
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}
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}
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#endif
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/**
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* @brief Toggle the GPIOs
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* @param None
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* @retval None
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*/
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#if defined(__CC_ARM)
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#pragma arm section code = ".psram"
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#pragma no_inline
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static void GpioToggle(void)
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#elif defined(__ICCARM__)
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static void GpioToggle(void) @ ".psram"
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#elif defined(__GNUC__)
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static void __attribute__((section(".psram"), noinline)) GpioToggle(void)
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#endif
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{
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BSP_LED_Toggle(LED4);
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/* Insert delay 200 ms */
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HAL_Delay(200);
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BSP_LED_Toggle(LED3);
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/* Insert delay 200 ms */
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HAL_Delay(200);
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}
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#if defined(__CC_ARM)
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#pragma arm section code
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#endif
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/**
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* @}
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*/
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/**
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* @}
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*/
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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