/* USER CODE BEGIN Header */
/**
******************************************************************************
* File Name : FSMC.c
* Description : This file provides code for the configuration
* of the FSMC peripheral.
******************************************************************************
* @attention
*
* Copyright (c) 2024 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 "bsp_fsmc_sram.h"
/* USER CODE BEGIN 0 */
/* USER CODE END 0 */
SRAM_HandleTypeDef hsram1;
/* FSMC initialization function */
void MX_FSMC_SRAM_Init(void)
{
/* USER CODE BEGIN FSMC_Init 0 */
/* USER CODE END FSMC_Init 0 */
FSMC_NORSRAM_TimingTypeDef Timing = {0};
/* USER CODE BEGIN FSMC_Init 1 */
/* USER CODE END FSMC_Init 1 */
/** Perform the SRAM1 memory initialization sequence
*/
hsram1.Instance = FSMC_NORSRAM_DEVICE;
hsram1.Extended = FSMC_NORSRAM_EXTENDED_DEVICE;
/* hsram1.Init */
hsram1.Init.NSBank = FSMC_NORSRAM_BANK3;
hsram1.Init.DataAddressMux = FSMC_DATA_ADDRESS_MUX_DISABLE;
hsram1.Init.MemoryType = FSMC_MEMORY_TYPE_SRAM;
hsram1.Init.MemoryDataWidth = FSMC_NORSRAM_MEM_BUS_WIDTH_16;
hsram1.Init.BurstAccessMode = FSMC_BURST_ACCESS_MODE_DISABLE;
hsram1.Init.AsynchronousWait = FSMC_ASYNCHRONOUS_WAIT_DISABLE;
hsram1.Init.WaitSignalPolarity = FSMC_WAIT_SIGNAL_POLARITY_LOW;
hsram1.Init.WrapMode = FSMC_WRAP_MODE_DISABLE;
hsram1.Init.WaitSignalActive = FSMC_WAIT_TIMING_BEFORE_WS;
hsram1.Init.WriteOperation = FSMC_WRITE_OPERATION_ENABLE;
hsram1.Init.WaitSignal = FSMC_WAIT_SIGNAL_DISABLE;
hsram1.Init.ExtendedMode = FSMC_EXTENDED_MODE_DISABLE;
hsram1.Init.WriteBurst = FSMC_WRITE_BURST_DISABLE;
/* Timing */
Timing.AddressSetupTime = 2;
Timing.AddressHoldTime = 0;
Timing.DataSetupTime = 0;
Timing.BusTurnAroundDuration = 0;
Timing.CLKDivision = 15;
Timing.DataLatency = 15;
Timing.AccessMode = FSMC_ACCESS_MODE_A;
/* ExtTiming */
if (HAL_SRAM_Init(&hsram1, &Timing, NULL) != HAL_OK)
{
return ;
}
/* USER CODE BEGIN FSMC_Init 2 */
/* USER CODE END FSMC_Init 2 */
}
static uint32_t FSMC_Initialized = 0;
static void HAL_FSMC_MspInit(void){
/* USER CODE BEGIN FSMC_MspInit 0 */
/* USER CODE END FSMC_MspInit 0 */
GPIO_InitTypeDef GPIO_InitStruct = {0};
if (FSMC_Initialized) {
return;
}
FSMC_Initialized = 1;
/* Peripheral clock enable */
__HAL_RCC_FSMC_CLK_ENABLE();
__HAL_RCC_GPIOD_CLK_ENABLE();
__HAL_RCC_GPIOE_CLK_ENABLE();
__HAL_RCC_GPIOF_CLK_ENABLE();
__HAL_RCC_GPIOG_CLK_ENABLE();
/** FSMC GPIO Configuration
PF0 ------> FSMC_A0
PF1 ------> FSMC_A1
PF2 ------> FSMC_A2
PF3 ------> FSMC_A3
PF4 ------> FSMC_A4
PF5 ------> FSMC_A5
PF12 ------> FSMC_A6
PF13 ------> FSMC_A7
PF14 ------> FSMC_A8
PF15 ------> FSMC_A9
PG0 ------> FSMC_A10
PG1 ------> FSMC_A11
PE7 ------> FSMC_D4
PE8 ------> FSMC_D5
PE9 ------> FSMC_D6
PE10 ------> FSMC_D7
PE11 ------> FSMC_D8
PE12 ------> FSMC_D9
PE13 ------> FSMC_D10
PE14 ------> FSMC_D11
PE15 ------> FSMC_D12
PD8 ------> FSMC_D13
PD9 ------> FSMC_D14
PD10 ------> FSMC_D15
PD11 ------> FSMC_A16
PD12 ------> FSMC_A17
PD13 ------> FSMC_A18
PD14 ------> FSMC_D0
PD15 ------> FSMC_D1
PG2 ------> FSMC_A12
PG3 ------> FSMC_A13
PG4 ------> FSMC_A14
PG5 ------> FSMC_A15
PD0 ------> FSMC_D2
PD1 ------> FSMC_D3
PD4 ------> FSMC_NOE
PD5 ------> FSMC_NWE
PG10 ------> FSMC_NE3
PE0 ------> FSMC_NBL0
PE1 ------> FSMC_NBL1
*/
/* GPIO_InitStruct */
GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_2|GPIO_PIN_3
|GPIO_PIN_4|GPIO_PIN_5|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_FSMC;
HAL_GPIO_Init(GPIOF, &GPIO_InitStruct);
/* GPIO_InitStruct */
GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_2|GPIO_PIN_3
|GPIO_PIN_4|GPIO_PIN_5|GPIO_PIN_10;
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_FSMC;
HAL_GPIO_Init(GPIOG, &GPIO_InitStruct);
/* 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_PIN_0|GPIO_PIN_1;
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_FSMC;
HAL_GPIO_Init(GPIOE, &GPIO_InitStruct);
/* GPIO_InitStruct */
GPIO_InitStruct.Pin = 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_PIN_0|GPIO_PIN_1|GPIO_PIN_4|GPIO_PIN_5;
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_FSMC;
HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
/* USER CODE BEGIN FSMC_MspInit 1 */
/* USER CODE END FSMC_MspInit 1 */
}
void HAL_SRAM_MspInit(SRAM_HandleTypeDef* sramHandle){
/* USER CODE BEGIN SRAM_MspInit 0 */
/* USER CODE END SRAM_MspInit 0 */
HAL_FSMC_MspInit();
/* USER CODE BEGIN SRAM_MspInit 1 */
/* USER CODE END SRAM_MspInit 1 */
}
static uint32_t FSMC_DeInitialized = 0;
static void HAL_FSMC_MspDeInit(void){
/* USER CODE BEGIN FSMC_MspDeInit 0 */
/* USER CODE END FSMC_MspDeInit 0 */
if (FSMC_DeInitialized) {
return;
}
FSMC_DeInitialized = 1;
/* Peripheral clock enable */
__HAL_RCC_FSMC_CLK_DISABLE();
/** FSMC GPIO Configuration
PF0 ------> FSMC_A0
PF1 ------> FSMC_A1
PF2 ------> FSMC_A2
PF3 ------> FSMC_A3
PF4 ------> FSMC_A4
PF5 ------> FSMC_A5
PF12 ------> FSMC_A6
PF13 ------> FSMC_A7
PF14 ------> FSMC_A8
PF15 ------> FSMC_A9
PG0 ------> FSMC_A10
PG1 ------> FSMC_A11
PE7 ------> FSMC_D4
PE8 ------> FSMC_D5
PE9 ------> FSMC_D6
PE10 ------> FSMC_D7
PE11 ------> FSMC_D8
PE12 ------> FSMC_D9
PE13 ------> FSMC_D10
PE14 ------> FSMC_D11
PE15 ------> FSMC_D12
PD8 ------> FSMC_D13
PD9 ------> FSMC_D14
PD10 ------> FSMC_D15
PD11 ------> FSMC_A16
PD12 ------> FSMC_A17
PD13 ------> FSMC_A18
PD14 ------> FSMC_D0
PD15 ------> FSMC_D1
PG2 ------> FSMC_A12
PG3 ------> FSMC_A13
PG4 ------> FSMC_A14
PG5 ------> FSMC_A15
PD0 ------> FSMC_D2
PD1 ------> FSMC_D3
PD4 ------> FSMC_NOE
PD5 ------> FSMC_NWE
PG10 ------> FSMC_NE3
PE0 ------>FSMC_NBL0
PE1 ------>FSMC_NBL1
*/
HAL_GPIO_DeInit(GPIOF, GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_2|GPIO_PIN_3
|GPIO_PIN_4|GPIO_PIN_5|GPIO_PIN_12|GPIO_PIN_13
|GPIO_PIN_14|GPIO_PIN_15);
HAL_GPIO_DeInit(GPIOG, GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_2|GPIO_PIN_3
|GPIO_PIN_4|GPIO_PIN_5|GPIO_PIN_10);
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_11
|GPIO_PIN_12|GPIO_PIN_13|GPIO_PIN_14|GPIO_PIN_15
|GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_4|GPIO_PIN_5);
/* USER CODE BEGIN FSMC_MspDeInit 1 */
/* USER CODE END FSMC_MspDeInit 1 */
}
void HAL_SRAM_MspDeInit(SRAM_HandleTypeDef* sramHandle){
/* USER CODE BEGIN SRAM_MspDeInit 0 */
/* USER CODE END SRAM_MspDeInit 0 */
HAL_FSMC_MspDeInit();
/* USER CODE BEGIN SRAM_MspDeInit 1 */
/* USER CODE END SRAM_MspDeInit 1 */
}
/**
* @brief �ԡ��֡�Ϊ��λ��sdramд������
* @param pBuffer: ָ�����ݵ�ָ��
* @param uwWriteAddress: Ҫд���SRAM�ڲ���ַ
* @param uwBufferSize: Ҫд�����ݴ�С
* @retval None.
*/
void SRAM_WriteBuffer(uint32_t* pBuffer, uint32_t uwWriteAddress, uint32_t uwBufferSize)
{
__IO uint32_t write_pointer = (uint32_t)uwWriteAddress;
/* ѭ��д������ */
for (; uwBufferSize != 0; uwBufferSize--)
{
/* �������ݵ�SRAM */
*(uint32_t *) (Bank1_SRAM3_ADDR + write_pointer) = *pBuffer++;
/* ��ַ����*/
write_pointer += 4;
}
}
/**
* @brief ��SRAM�ж�ȡ����
* @param pBuffer: ָ��洢���ݵ�buffer
* @param ReadAddress: Ҫ��ȡ���ݵĵ�ʮ
* @param uwBufferSize: Ҫ��ȡ�����ݴ�С
* @retval None.
*/
void SRAM_ReadBuffer(uint32_t* pBuffer, uint32_t uwReadAddress, uint32_t uwBufferSize)
{
__IO uint32_t write_pointer = (uint32_t)uwReadAddress;
/*��ȡ���� */
for(; uwBufferSize != 0x00; uwBufferSize--)
{
*pBuffer++ = *(__IO uint32_t *)(Bank1_SRAM3_ADDR + write_pointer );
/* ��ַ����*/
write_pointer += 4;
}
}
/**
* @brief ����SRAM�Ƿ�����
* @param None
* @retval ��������1���쳣����0
*/
uint8_t SRAM_Test(void)
{
/*д�����ݼ�����*/
uint32_t counter=0;
/* 8����� */
uint8_t ubWritedata_8b = 0, ubReaddata_8b = 0;
/* 16����� */
uint16_t uhWritedata_16b = 0, uhReaddata_16b = 0;
/*��8λ��ʽ��д���ݣ���У��*/
/* ��SRAM����ȫ������Ϊ0 ��IS62WV51216_SIZE����8λΪ��λ�� */
for (counter = 0x00; counter < IS62WV51216_SIZE; counter++)
{
*(__IO uint8_t*) (Bank1_SRAM3_ADDR + counter) = (uint8_t)0x0;
}
/* ������SRAMд������ 8λ */
for (counter = 0; counter < IS62WV51216_SIZE; counter++)
{
*(__IO uint8_t*) (Bank1_SRAM3_ADDR + counter) = (uint8_t)(ubWritedata_8b + counter);
}
/* ��ȡ SRAM ���ݲ����*/
for(counter = 0; counter<IS62WV51216_SIZE;counter++ )
{
ubReaddata_8b = *(__IO uint8_t*)(Bank1_SRAM3_ADDR + counter); //�Ӹõ�ַ��������
if(ubReaddata_8b != (uint8_t)(ubWritedata_8b + counter)) //������ݣ�������ȣ���������,���ؼ��ʧ�ܽ����
{
return 0;
}
}
/*��16λ��ʽ��д���ݣ������*/
/* ��SRAM����ȫ������Ϊ0 */
for (counter = 0x00; counter < IS62WV51216_SIZE/2; counter++)
{
*(__IO uint16_t*) (Bank1_SRAM3_ADDR + 2*counter) = (uint16_t)0x00;
}
/* ������SRAMд������ 16λ */
for (counter = 0; counter < IS62WV51216_SIZE/2; counter++)
{
*(__IO uint16_t*) (Bank1_SRAM3_ADDR + 2*counter) = (uint16_t)(uhWritedata_16b + counter);
}
/* ��ȡ SRAM ���ݲ����*/
for(counter = 0; counter<IS62WV51216_SIZE/2;counter++ )
{
uhReaddata_16b = *(__IO uint16_t*)(Bank1_SRAM3_ADDR + 2*counter); //�Ӹõ�ַ��������
if(uhReaddata_16b != (uint16_t)(uhWritedata_16b + counter)) //������ݣ�������ȣ���������,���ؼ��ʧ�ܽ����
{
return 0;
}
}
/*���������return 1 */
return 1;
}
/**
* @}
*/