/** ****************************************************************************** * File Name : FMC.c * Description : This file provides code for the configuration * of the FMC peripheral. ****************************************************************************** * This notice applies to any and all portions of this file * that are not between comment pairs USER CODE BEGIN and * USER CODE END. Other portions of this file, whether * inserted by the user or by software development tools * are owned by their respective copyright owners. * * Copyright (c) 2018 STMicroelectronics International N.V. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted, provided that the following conditions are met: * * 1. Redistribution of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * 3. Neither the name of STMicroelectronics nor the names of other * contributors to this software may be used to endorse or promote products * derived from this software without specific written permission. * 4. This software, including modifications and/or derivative works of this * software, must execute solely and exclusively on microcontroller or * microprocessor devices manufactured by or for STMicroelectronics. * 5. Redistribution and use of this software other than as permitted under * this license is void and will automatically terminate your rights under * this license. * * THIS SOFTWARE IS PROVIDED BY STMICROELECTRONICS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS, IMPLIED OR STATUTORY WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A * PARTICULAR PURPOSE AND NON-INFRINGEMENT OF THIRD PARTY INTELLECTUAL PROPERTY * RIGHTS ARE DISCLAIMED TO THE FULLEST EXTENT PERMITTED BY LAW. IN NO EVENT * SHALL STMICROELECTRONICS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * ****************************************************************************** */ /* Includes ------------------------------------------------------------------*/ #include "fmc.h" #include "gpio.h" /* USER CODE BEGIN 0 */ /* USER CODE END 0 */ SRAM_HandleTypeDef hsram1; /* FMC initialization function */ void MX_FMC_Init(void) { FMC_NORSRAM_TimingTypeDef Timing; /** Perform the SRAM1 memory initialization sequence */ hsram1.Instance = FMC_NORSRAM_DEVICE; hsram1.Extended = FMC_NORSRAM_EXTENDED_DEVICE; /* hsram1.Init */ hsram1.Init.NSBank = FMC_NORSRAM_BANK1; hsram1.Init.DataAddressMux = FMC_DATA_ADDRESS_MUX_DISABLE; hsram1.Init.MemoryType = FMC_MEMORY_TYPE_SRAM; hsram1.Init.MemoryDataWidth = FMC_NORSRAM_MEM_BUS_WIDTH_16; hsram1.Init.BurstAccessMode = FMC_BURST_ACCESS_MODE_DISABLE; hsram1.Init.WaitSignalPolarity = FMC_WAIT_SIGNAL_POLARITY_LOW; hsram1.Init.WaitSignalActive = FMC_WAIT_TIMING_BEFORE_WS; hsram1.Init.WriteOperation = FMC_WRITE_OPERATION_ENABLE; hsram1.Init.WaitSignal = FMC_WAIT_SIGNAL_DISABLE; hsram1.Init.ExtendedMode = FMC_EXTENDED_MODE_DISABLE; hsram1.Init.AsynchronousWait = FMC_ASYNCHRONOUS_WAIT_DISABLE; hsram1.Init.WriteBurst = FMC_WRITE_BURST_DISABLE; hsram1.Init.ContinuousClock = FMC_CONTINUOUS_CLOCK_SYNC_ONLY; hsram1.Init.WriteFifo = FMC_WRITE_FIFO_DISABLE; hsram1.Init.PageSize = FMC_PAGE_SIZE_NONE; /* Timing */ Timing.AddressSetupTime = 15; Timing.AddressHoldTime = 15; Timing.DataSetupTime = 15; Timing.BusTurnAroundDuration = 15; Timing.CLKDivision = 16; Timing.DataLatency = 17; Timing.AccessMode = FMC_ACCESS_MODE_A; /* ExtTiming */ if (HAL_SRAM_Init(&hsram1, &Timing, NULL) != HAL_OK) { _Error_Handler(__FILE__, __LINE__); } } static uint32_t FMC_Initialized = 0; static uint32_t FMC_DeInitialized = 0; static void HAL_FMC_MspInit(void){ /* USER CODE BEGIN FMC_MspInit 0 */ /* USER CODE END FMC_MspInit 0 */ GPIO_InitTypeDef GPIO_InitStruct; if (FMC_Initialized) { return; } FMC_Initialized = 1; FMC_DeInitialized = 0; /* Peripheral clock enable */ __HAL_RCC_FMC_CLK_ENABLE(); /** FMC GPIO Configuration PE7 ------> FMC_D4 PE8 ------> FMC_D5 PE9 ------> FMC_D6 PE10 ------> FMC_D7 PE11 ------> FMC_D8 PE12 ------> FMC_D9 PE13 ------> FMC_D10 PE14 ------> FMC_D11 PE15 ------> FMC_D12 PD8 ------> FMC_D13 PD9 ------> FMC_D14 PD10 ------> FMC_D15 PD14 ------> FMC_D0 PD15 ------> FMC_D1 PG3 ------> FMC_A13 PD0 ------> FMC_D2 PD1 ------> FMC_D3 PD4 ------> FMC_NOE PD5 ------> FMC_NWE PD7 ------> FMC_NE1 */ /* GPIO_InitStruct */ GPIO_InitStruct.Pin = GPIO_PIN_7|GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10 |GPIO_PIN_11|GPIO_PIN_12|GPIO_PIN_13|GPIO_PIN_14 |GPIO_PIN_15; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Pull = GPIO_NOPULL; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; GPIO_InitStruct.Alternate = GPIO_AF12_FMC; HAL_GPIO_Init(GPIOE, &GPIO_InitStruct); /* GPIO_InitStruct */ GPIO_InitStruct.Pin = GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10|GPIO_PIN_14 |GPIO_PIN_15|GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_4 |GPIO_PIN_5|GPIO_PIN_7; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Pull = GPIO_NOPULL; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; GPIO_InitStruct.Alternate = GPIO_AF12_FMC; HAL_GPIO_Init(GPIOD, &GPIO_InitStruct); /* GPIO_InitStruct */ GPIO_InitStruct.Pin = GPIO_PIN_3; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Pull = GPIO_NOPULL; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; GPIO_InitStruct.Alternate = GPIO_AF12_FMC; HAL_GPIO_Init(GPIOG, &GPIO_InitStruct); /* USER CODE BEGIN FMC_MspInit 1 */ /* USER CODE END FMC_MspInit 1 */ } void HAL_SRAM_MspInit(SRAM_HandleTypeDef* sramHandle){ /* USER CODE BEGIN SRAM_MspInit 0 */ /* USER CODE END SRAM_MspInit 0 */ HAL_FMC_MspInit(); /* USER CODE BEGIN SRAM_MspInit 1 */ /* USER CODE END SRAM_MspInit 1 */ } static void HAL_FMC_MspDeInit(void){ /* USER CODE BEGIN FMC_MspDeInit 0 */ /* USER CODE END FMC_MspDeInit 0 */ if (FMC_DeInitialized) { return; } FMC_DeInitialized = 1; FMC_Initialized = 0; /* Peripheral clock enable */ __HAL_RCC_FMC_CLK_DISABLE(); /** FMC GPIO Configuration PE7 ------> FMC_D4 PE8 ------> FMC_D5 PE9 ------> FMC_D6 PE10 ------> FMC_D7 PE11 ------> FMC_D8 PE12 ------> FMC_D9 PE13 ------> FMC_D10 PE14 ------> FMC_D11 PE15 ------> FMC_D12 PD8 ------> FMC_D13 PD9 ------> FMC_D14 PD10 ------> FMC_D15 PD14 ------> FMC_D0 PD15 ------> FMC_D1 PG3 ------> FMC_A13 PD0 ------> FMC_D2 PD1 ------> FMC_D3 PD4 ------> FMC_NOE PD5 ------> FMC_NWE PD7 ------> FMC_NE1 */ HAL_GPIO_DeInit(GPIOE, GPIO_PIN_7|GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10 |GPIO_PIN_11|GPIO_PIN_12|GPIO_PIN_13|GPIO_PIN_14 |GPIO_PIN_15); HAL_GPIO_DeInit(GPIOD, GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10|GPIO_PIN_14 |GPIO_PIN_15|GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_4 |GPIO_PIN_5|GPIO_PIN_7); HAL_GPIO_DeInit(GPIOG, GPIO_PIN_3); /* USER CODE BEGIN FMC_MspDeInit 1 */ /* USER CODE END FMC_MspDeInit 1 */ } void HAL_SRAM_MspDeInit(SRAM_HandleTypeDef* sramHandle){ /* USER CODE BEGIN SRAM_MspDeInit 0 */ /* USER CODE END SRAM_MspDeInit 0 */ HAL_FMC_MspDeInit(); /* USER CODE BEGIN SRAM_MspDeInit 1 */ /* USER CODE END SRAM_MspDeInit 1 */ } /** * @} */ /** * @} */ /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/