added libs to repo
This commit is contained in:
@@ -0,0 +1,201 @@
|
||||
/* USER CODE BEGIN Header */
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||||
/**
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||||
******************************************************************************
|
||||
* @file stm32f4xx_hal_msp.c
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||||
* @brief This file provides code for the MSP Initialization
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* and de-Initialization codes.
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||||
******************************************************************************
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||||
* @attention
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||||
*
|
||||
* <h2><center>© Copyright (c) 2021 STMicroelectronics.
|
||||
* All rights reserved.</center></h2>
|
||||
*
|
||||
* This software component is licensed by ST under BSD 3-Clause license,
|
||||
* the "License"; You may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at:
|
||||
* opensource.org/licenses/BSD-3-Clause
|
||||
*
|
||||
******************************************************************************
|
||||
*/
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||||
/* USER CODE END Header */
|
||||
|
||||
/* Includes ------------------------------------------------------------------*/
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||||
#include "main.h"
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||||
/* USER CODE BEGIN Includes */
|
||||
|
||||
/* USER CODE END Includes */
|
||||
|
||||
/* Private typedef -----------------------------------------------------------*/
|
||||
/* USER CODE BEGIN TD */
|
||||
|
||||
/* USER CODE END TD */
|
||||
|
||||
/* Private define ------------------------------------------------------------*/
|
||||
/* USER CODE BEGIN Define */
|
||||
|
||||
/* USER CODE END Define */
|
||||
|
||||
/* Private macro -------------------------------------------------------------*/
|
||||
/* USER CODE BEGIN Macro */
|
||||
|
||||
/* USER CODE END Macro */
|
||||
|
||||
/* Private variables ---------------------------------------------------------*/
|
||||
/* USER CODE BEGIN PV */
|
||||
|
||||
/* USER CODE END PV */
|
||||
|
||||
/* Private function prototypes -----------------------------------------------*/
|
||||
/* USER CODE BEGIN PFP */
|
||||
|
||||
/* USER CODE END PFP */
|
||||
|
||||
/* External functions --------------------------------------------------------*/
|
||||
/* USER CODE BEGIN ExternalFunctions */
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||||
|
||||
/* USER CODE END ExternalFunctions */
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||||
|
||||
/* USER CODE BEGIN 0 */
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||||
|
||||
/* USER CODE END 0 */
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||||
/**
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||||
* Initializes the Global MSP.
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*/
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void HAL_MspInit(void)
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{
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/* USER CODE BEGIN MspInit 0 */
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/* USER CODE END MspInit 0 */
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__HAL_RCC_SYSCFG_CLK_ENABLE();
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__HAL_RCC_PWR_CLK_ENABLE();
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HAL_NVIC_SetPriorityGrouping(NVIC_PRIORITYGROUP_0);
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/* System interrupt init*/
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||||
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/* USER CODE BEGIN MspInit 1 */
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/* USER CODE END MspInit 1 */
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}
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/**
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* @brief RTC MSP Initialization
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* This function configures the hardware resources used in this example
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* @param hrtc: RTC handle pointer
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* @retval None
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*/
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void HAL_RTC_MspInit(RTC_HandleTypeDef* hrtc)
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{
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if(hrtc->Instance==RTC)
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{
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/* USER CODE BEGIN RTC_MspInit 0 */
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/* USER CODE END RTC_MspInit 0 */
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/* Peripheral clock enable */
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__HAL_RCC_RTC_ENABLE();
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/* RTC interrupt Init */
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HAL_NVIC_SetPriority(RTC_Alarm_IRQn, 0, 0);
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HAL_NVIC_EnableIRQ(RTC_Alarm_IRQn);
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/* USER CODE BEGIN RTC_MspInit 1 */
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/* USER CODE END RTC_MspInit 1 */
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}
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}
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/**
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* @brief RTC MSP De-Initialization
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* This function freeze the hardware resources used in this example
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* @param hrtc: RTC handle pointer
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* @retval None
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*/
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void HAL_RTC_MspDeInit(RTC_HandleTypeDef* hrtc)
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{
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if(hrtc->Instance==RTC)
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{
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/* USER CODE BEGIN RTC_MspDeInit 0 */
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||||
|
||||
/* USER CODE END RTC_MspDeInit 0 */
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||||
/* Peripheral clock disable */
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||||
__HAL_RCC_RTC_DISABLE();
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||||
|
||||
/* RTC interrupt DeInit */
|
||||
HAL_NVIC_DisableIRQ(RTC_Alarm_IRQn);
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||||
/* USER CODE BEGIN RTC_MspDeInit 1 */
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||||
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||||
/* USER CODE END RTC_MspDeInit 1 */
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||||
}
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||||
|
||||
}
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|
||||
/**
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||||
* @brief UART MSP Initialization
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* This function configures the hardware resources used in this example
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||||
* @param huart: UART handle pointer
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||||
* @retval None
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||||
*/
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||||
void HAL_UART_MspInit(UART_HandleTypeDef* huart)
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||||
{
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||||
GPIO_InitTypeDef GPIO_InitStruct = {0};
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||||
if(huart->Instance==USART2)
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||||
{
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||||
/* USER CODE BEGIN USART2_MspInit 0 */
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||||
|
||||
/* USER CODE END USART2_MspInit 0 */
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||||
/* Peripheral clock enable */
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||||
__HAL_RCC_USART2_CLK_ENABLE();
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__HAL_RCC_GPIOA_CLK_ENABLE();
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||||
/**USART2 GPIO Configuration
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||||
PA2 ------> USART2_TX
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PA3 ------> USART2_RX
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*/
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GPIO_InitStruct.Pin = USART_TX_Pin|USART_RX_Pin;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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||||
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
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GPIO_InitStruct.Alternate = GPIO_AF7_USART2;
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||||
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
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||||
|
||||
/* USER CODE BEGIN USART2_MspInit 1 */
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||||
|
||||
/* USER CODE END USART2_MspInit 1 */
|
||||
}
|
||||
|
||||
}
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||||
|
||||
/**
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||||
* @brief UART MSP De-Initialization
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||||
* This function freeze the hardware resources used in this example
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||||
* @param huart: UART handle pointer
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||||
* @retval None
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||||
*/
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||||
void HAL_UART_MspDeInit(UART_HandleTypeDef* huart)
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{
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if(huart->Instance==USART2)
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{
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/* USER CODE BEGIN USART2_MspDeInit 0 */
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||||
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/* USER CODE END USART2_MspDeInit 0 */
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||||
/* Peripheral clock disable */
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__HAL_RCC_USART2_CLK_DISABLE();
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/**USART2 GPIO Configuration
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PA2 ------> USART2_TX
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||||
PA3 ------> USART2_RX
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||||
*/
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||||
HAL_GPIO_DeInit(GPIOA, USART_TX_Pin|USART_RX_Pin);
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||||
|
||||
/* USER CODE BEGIN USART2_MspDeInit 1 */
|
||||
|
||||
/* USER CODE END USART2_MspDeInit 1 */
|
||||
}
|
||||
|
||||
}
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||||
|
||||
/* USER CODE BEGIN 1 */
|
||||
|
||||
/* USER CODE END 1 */
|
||||
|
||||
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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@@ -0,0 +1,219 @@
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/* USER CODE BEGIN Header */
|
||||
/**
|
||||
******************************************************************************
|
||||
* @file stm32f4xx_it.c
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||||
* @brief Interrupt Service Routines.
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||||
******************************************************************************
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||||
* @attention
|
||||
*
|
||||
* <h2><center>© Copyright (c) 2021 STMicroelectronics.
|
||||
* All rights reserved.</center></h2>
|
||||
*
|
||||
* This software component is licensed by ST under BSD 3-Clause license,
|
||||
* the "License"; You may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at:
|
||||
* opensource.org/licenses/BSD-3-Clause
|
||||
*
|
||||
******************************************************************************
|
||||
*/
|
||||
/* USER CODE END Header */
|
||||
|
||||
/* Includes ------------------------------------------------------------------*/
|
||||
#include "main.h"
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||||
#include "stm32f4xx_it.h"
|
||||
/* Private includes ----------------------------------------------------------*/
|
||||
/* USER CODE BEGIN Includes */
|
||||
/* USER CODE END Includes */
|
||||
|
||||
/* Private typedef -----------------------------------------------------------*/
|
||||
/* USER CODE BEGIN TD */
|
||||
|
||||
/* USER CODE END TD */
|
||||
|
||||
/* Private define ------------------------------------------------------------*/
|
||||
/* USER CODE BEGIN PD */
|
||||
|
||||
/* USER CODE END PD */
|
||||
|
||||
/* Private macro -------------------------------------------------------------*/
|
||||
/* USER CODE BEGIN PM */
|
||||
|
||||
/* USER CODE END PM */
|
||||
|
||||
/* Private variables ---------------------------------------------------------*/
|
||||
/* USER CODE BEGIN PV */
|
||||
|
||||
/* USER CODE END PV */
|
||||
|
||||
/* Private function prototypes -----------------------------------------------*/
|
||||
/* USER CODE BEGIN PFP */
|
||||
|
||||
/* USER CODE END PFP */
|
||||
|
||||
/* Private user code ---------------------------------------------------------*/
|
||||
/* USER CODE BEGIN 0 */
|
||||
|
||||
/* USER CODE END 0 */
|
||||
|
||||
/* External variables --------------------------------------------------------*/
|
||||
extern RTC_HandleTypeDef hrtc;
|
||||
/* USER CODE BEGIN EV */
|
||||
|
||||
/* USER CODE END EV */
|
||||
|
||||
/******************************************************************************/
|
||||
/* Cortex-M4 Processor Interruption and Exception Handlers */
|
||||
/******************************************************************************/
|
||||
/**
|
||||
* @brief This function handles Non maskable interrupt.
|
||||
*/
|
||||
void NMI_Handler(void)
|
||||
{
|
||||
/* USER CODE BEGIN NonMaskableInt_IRQn 0 */
|
||||
|
||||
/* USER CODE END NonMaskableInt_IRQn 0 */
|
||||
/* USER CODE BEGIN NonMaskableInt_IRQn 1 */
|
||||
while (1)
|
||||
{
|
||||
}
|
||||
/* USER CODE END NonMaskableInt_IRQn 1 */
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief This function handles Hard fault interrupt.
|
||||
*/
|
||||
void HardFault_Handler(void)
|
||||
{
|
||||
/* USER CODE BEGIN HardFault_IRQn 0 */
|
||||
|
||||
/* USER CODE END HardFault_IRQn 0 */
|
||||
while (1)
|
||||
{
|
||||
/* USER CODE BEGIN W1_HardFault_IRQn 0 */
|
||||
/* USER CODE END W1_HardFault_IRQn 0 */
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief This function handles Memory management fault.
|
||||
*/
|
||||
void MemManage_Handler(void)
|
||||
{
|
||||
/* USER CODE BEGIN MemoryManagement_IRQn 0 */
|
||||
|
||||
/* USER CODE END MemoryManagement_IRQn 0 */
|
||||
while (1)
|
||||
{
|
||||
/* USER CODE BEGIN W1_MemoryManagement_IRQn 0 */
|
||||
/* USER CODE END W1_MemoryManagement_IRQn 0 */
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief This function handles Pre-fetch fault, memory access fault.
|
||||
*/
|
||||
void BusFault_Handler(void)
|
||||
{
|
||||
/* USER CODE BEGIN BusFault_IRQn 0 */
|
||||
|
||||
/* USER CODE END BusFault_IRQn 0 */
|
||||
while (1)
|
||||
{
|
||||
/* USER CODE BEGIN W1_BusFault_IRQn 0 */
|
||||
/* USER CODE END W1_BusFault_IRQn 0 */
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief This function handles Undefined instruction or illegal state.
|
||||
*/
|
||||
void UsageFault_Handler(void)
|
||||
{
|
||||
/* USER CODE BEGIN UsageFault_IRQn 0 */
|
||||
|
||||
/* USER CODE END UsageFault_IRQn 0 */
|
||||
while (1)
|
||||
{
|
||||
/* USER CODE BEGIN W1_UsageFault_IRQn 0 */
|
||||
/* USER CODE END W1_UsageFault_IRQn 0 */
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief This function handles System service call via SWI instruction.
|
||||
*/
|
||||
void SVC_Handler(void)
|
||||
{
|
||||
/* USER CODE BEGIN SVCall_IRQn 0 */
|
||||
|
||||
/* USER CODE END SVCall_IRQn 0 */
|
||||
/* USER CODE BEGIN SVCall_IRQn 1 */
|
||||
|
||||
/* USER CODE END SVCall_IRQn 1 */
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief This function handles Debug monitor.
|
||||
*/
|
||||
void DebugMon_Handler(void)
|
||||
{
|
||||
/* USER CODE BEGIN DebugMonitor_IRQn 0 */
|
||||
|
||||
/* USER CODE END DebugMonitor_IRQn 0 */
|
||||
/* USER CODE BEGIN DebugMonitor_IRQn 1 */
|
||||
|
||||
/* USER CODE END DebugMonitor_IRQn 1 */
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief This function handles Pendable request for system service.
|
||||
*/
|
||||
void PendSV_Handler(void)
|
||||
{
|
||||
/* USER CODE BEGIN PendSV_IRQn 0 */
|
||||
|
||||
/* USER CODE END PendSV_IRQn 0 */
|
||||
/* USER CODE BEGIN PendSV_IRQn 1 */
|
||||
|
||||
/* USER CODE END PendSV_IRQn 1 */
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief This function handles System tick timer.
|
||||
*/
|
||||
void SysTick_Handler(void)
|
||||
{
|
||||
/* USER CODE BEGIN SysTick_IRQn 0 */
|
||||
|
||||
/* USER CODE END SysTick_IRQn 0 */
|
||||
HAL_IncTick();
|
||||
/* USER CODE BEGIN SysTick_IRQn 1 */
|
||||
|
||||
/* USER CODE END SysTick_IRQn 1 */
|
||||
}
|
||||
|
||||
/******************************************************************************/
|
||||
/* STM32F4xx Peripheral Interrupt Handlers */
|
||||
/* Add here the Interrupt Handlers for the used peripherals. */
|
||||
/* For the available peripheral interrupt handler names, */
|
||||
/* please refer to the startup file (startup_stm32f4xx.s). */
|
||||
/******************************************************************************/
|
||||
|
||||
/**
|
||||
* @brief This function handles RTC alarms A and B interrupt through EXTI line 17.
|
||||
*/
|
||||
void RTC_Alarm_IRQHandler(void)
|
||||
{
|
||||
/* USER CODE BEGIN RTC_Alarm_IRQn 0 */
|
||||
|
||||
/* USER CODE END RTC_Alarm_IRQn 0 */
|
||||
HAL_RTC_AlarmIRQHandler(&hrtc);
|
||||
/* USER CODE BEGIN RTC_Alarm_IRQn 1 */
|
||||
|
||||
/* USER CODE END RTC_Alarm_IRQn 1 */
|
||||
}
|
||||
|
||||
/* USER CODE BEGIN 1 */
|
||||
|
||||
/* USER CODE END 1 */
|
||||
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
|
||||
@@ -0,0 +1,727 @@
|
||||
/**
|
||||
******************************************************************************
|
||||
* @file system_stm32f4xx.c
|
||||
* @author MCD Application Team
|
||||
* @brief CMSIS Cortex-M4 Device Peripheral Access Layer System Source File.
|
||||
*
|
||||
* This file provides two functions and one global variable to be called from
|
||||
* user application:
|
||||
* - SystemInit(): This function is called at startup just after reset and
|
||||
* before branch to main program. This call is made inside
|
||||
* the "startup_stm32f4xx.s" file.
|
||||
*
|
||||
* - SystemCoreClock variable: Contains the core clock (HCLK), it can be used
|
||||
* by the user application to setup the SysTick
|
||||
* timer or configure other parameters.
|
||||
*
|
||||
* - SystemCoreClockUpdate(): Updates the variable SystemCoreClock and must
|
||||
* be called whenever the core clock is changed
|
||||
* during program execution.
|
||||
*
|
||||
*
|
||||
******************************************************************************
|
||||
* @attention
|
||||
*
|
||||
* <h2><center>© Copyright (c) 2017 STMicroelectronics.
|
||||
* All rights reserved.</center></h2>
|
||||
*
|
||||
* This software component is licensed by ST under BSD 3-Clause license,
|
||||
* the "License"; You may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at:
|
||||
* opensource.org/licenses/BSD-3-Clause
|
||||
*
|
||||
******************************************************************************
|
||||
*/
|
||||
|
||||
/** @addtogroup CMSIS
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @addtogroup stm32f4xx_system
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @addtogroup STM32F4xx_System_Private_Includes
|
||||
* @{
|
||||
*/
|
||||
|
||||
|
||||
#include "stm32f4xx.h"
|
||||
|
||||
#if !defined (HSE_VALUE)
|
||||
#define HSE_VALUE ((uint32_t)25000000) /*!< Default value of the External oscillator in Hz */
|
||||
#endif /* HSE_VALUE */
|
||||
|
||||
#if !defined (HSI_VALUE)
|
||||
#define HSI_VALUE ((uint32_t)16000000) /*!< Value of the Internal oscillator in Hz*/
|
||||
#endif /* HSI_VALUE */
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @addtogroup STM32F4xx_System_Private_TypesDefinitions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @addtogroup STM32F4xx_System_Private_Defines
|
||||
* @{
|
||||
*/
|
||||
|
||||
/************************* Miscellaneous Configuration ************************/
|
||||
/*!< Uncomment the following line if you need to use external SRAM or SDRAM as data memory */
|
||||
#if defined(STM32F405xx) || defined(STM32F415xx) || defined(STM32F407xx) || defined(STM32F417xx)\
|
||||
|| defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx)\
|
||||
|| defined(STM32F469xx) || defined(STM32F479xx) || defined(STM32F412Zx) || defined(STM32F412Vx)
|
||||
/* #define DATA_IN_ExtSRAM */
|
||||
#endif /* STM32F40xxx || STM32F41xxx || STM32F42xxx || STM32F43xxx || STM32F469xx || STM32F479xx ||\
|
||||
STM32F412Zx || STM32F412Vx */
|
||||
|
||||
#if defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx)\
|
||||
|| defined(STM32F446xx) || defined(STM32F469xx) || defined(STM32F479xx)
|
||||
/* #define DATA_IN_ExtSDRAM */
|
||||
#endif /* STM32F427xx || STM32F437xx || STM32F429xx || STM32F439xx || STM32F446xx || STM32F469xx ||\
|
||||
STM32F479xx */
|
||||
|
||||
/*!< Uncomment the following line if you need to relocate your vector Table in
|
||||
Internal SRAM. */
|
||||
/* #define VECT_TAB_SRAM */
|
||||
#define VECT_TAB_OFFSET 0x00 /*!< Vector Table base offset field.
|
||||
This value must be a multiple of 0x200. */
|
||||
/******************************************************************************/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @addtogroup STM32F4xx_System_Private_Macros
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @addtogroup STM32F4xx_System_Private_Variables
|
||||
* @{
|
||||
*/
|
||||
/* This variable is updated in three ways:
|
||||
1) by calling CMSIS function SystemCoreClockUpdate()
|
||||
2) by calling HAL API function HAL_RCC_GetHCLKFreq()
|
||||
3) each time HAL_RCC_ClockConfig() is called to configure the system clock frequency
|
||||
Note: If you use this function to configure the system clock; then there
|
||||
is no need to call the 2 first functions listed above, since SystemCoreClock
|
||||
variable is updated automatically.
|
||||
*/
|
||||
uint32_t SystemCoreClock = 16000000;
|
||||
const uint8_t AHBPrescTable[16] = {0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 4, 6, 7, 8, 9};
|
||||
const uint8_t APBPrescTable[8] = {0, 0, 0, 0, 1, 2, 3, 4};
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @addtogroup STM32F4xx_System_Private_FunctionPrototypes
|
||||
* @{
|
||||
*/
|
||||
|
||||
#if defined (DATA_IN_ExtSRAM) || defined (DATA_IN_ExtSDRAM)
|
||||
static void SystemInit_ExtMemCtl(void);
|
||||
#endif /* DATA_IN_ExtSRAM || DATA_IN_ExtSDRAM */
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @addtogroup STM32F4xx_System_Private_Functions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief Setup the microcontroller system
|
||||
* Initialize the FPU setting, vector table location and External memory
|
||||
* configuration.
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void SystemInit(void)
|
||||
{
|
||||
/* FPU settings ------------------------------------------------------------*/
|
||||
#if (__FPU_PRESENT == 1) && (__FPU_USED == 1)
|
||||
SCB->CPACR |= ((3UL << 10*2)|(3UL << 11*2)); /* set CP10 and CP11 Full Access */
|
||||
#endif
|
||||
|
||||
#if defined (DATA_IN_ExtSRAM) || defined (DATA_IN_ExtSDRAM)
|
||||
SystemInit_ExtMemCtl();
|
||||
#endif /* DATA_IN_ExtSRAM || DATA_IN_ExtSDRAM */
|
||||
|
||||
/* Configure the Vector Table location add offset address ------------------*/
|
||||
#ifdef VECT_TAB_SRAM
|
||||
SCB->VTOR = SRAM_BASE | VECT_TAB_OFFSET; /* Vector Table Relocation in Internal SRAM */
|
||||
#else
|
||||
SCB->VTOR = FLASH_BASE | VECT_TAB_OFFSET; /* Vector Table Relocation in Internal FLASH */
|
||||
#endif
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Update SystemCoreClock variable according to Clock Register Values.
|
||||
* The SystemCoreClock variable contains the core clock (HCLK), it can
|
||||
* be used by the user application to setup the SysTick timer or configure
|
||||
* other parameters.
|
||||
*
|
||||
* @note Each time the core clock (HCLK) changes, this function must be called
|
||||
* to update SystemCoreClock variable value. Otherwise, any configuration
|
||||
* based on this variable will be incorrect.
|
||||
*
|
||||
* @note - The system frequency computed by this function is not the real
|
||||
* frequency in the chip. It is calculated based on the predefined
|
||||
* constant and the selected clock source:
|
||||
*
|
||||
* - If SYSCLK source is HSI, SystemCoreClock will contain the HSI_VALUE(*)
|
||||
*
|
||||
* - If SYSCLK source is HSE, SystemCoreClock will contain the HSE_VALUE(**)
|
||||
*
|
||||
* - If SYSCLK source is PLL, SystemCoreClock will contain the HSE_VALUE(**)
|
||||
* or HSI_VALUE(*) multiplied/divided by the PLL factors.
|
||||
*
|
||||
* (*) HSI_VALUE is a constant defined in stm32f4xx_hal_conf.h file (default value
|
||||
* 16 MHz) but the real value may vary depending on the variations
|
||||
* in voltage and temperature.
|
||||
*
|
||||
* (**) HSE_VALUE is a constant defined in stm32f4xx_hal_conf.h file (its value
|
||||
* depends on the application requirements), user has to ensure that HSE_VALUE
|
||||
* is same as the real frequency of the crystal used. Otherwise, this function
|
||||
* may have wrong result.
|
||||
*
|
||||
* - The result of this function could be not correct when using fractional
|
||||
* value for HSE crystal.
|
||||
*
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void SystemCoreClockUpdate(void)
|
||||
{
|
||||
uint32_t tmp = 0, pllvco = 0, pllp = 2, pllsource = 0, pllm = 2;
|
||||
|
||||
/* Get SYSCLK source -------------------------------------------------------*/
|
||||
tmp = RCC->CFGR & RCC_CFGR_SWS;
|
||||
|
||||
switch (tmp)
|
||||
{
|
||||
case 0x00: /* HSI used as system clock source */
|
||||
SystemCoreClock = HSI_VALUE;
|
||||
break;
|
||||
case 0x04: /* HSE used as system clock source */
|
||||
SystemCoreClock = HSE_VALUE;
|
||||
break;
|
||||
case 0x08: /* PLL used as system clock source */
|
||||
|
||||
/* PLL_VCO = (HSE_VALUE or HSI_VALUE / PLL_M) * PLL_N
|
||||
SYSCLK = PLL_VCO / PLL_P
|
||||
*/
|
||||
pllsource = (RCC->PLLCFGR & RCC_PLLCFGR_PLLSRC) >> 22;
|
||||
pllm = RCC->PLLCFGR & RCC_PLLCFGR_PLLM;
|
||||
|
||||
if (pllsource != 0)
|
||||
{
|
||||
/* HSE used as PLL clock source */
|
||||
pllvco = (HSE_VALUE / pllm) * ((RCC->PLLCFGR & RCC_PLLCFGR_PLLN) >> 6);
|
||||
}
|
||||
else
|
||||
{
|
||||
/* HSI used as PLL clock source */
|
||||
pllvco = (HSI_VALUE / pllm) * ((RCC->PLLCFGR & RCC_PLLCFGR_PLLN) >> 6);
|
||||
}
|
||||
|
||||
pllp = (((RCC->PLLCFGR & RCC_PLLCFGR_PLLP) >>16) + 1 ) *2;
|
||||
SystemCoreClock = pllvco/pllp;
|
||||
break;
|
||||
default:
|
||||
SystemCoreClock = HSI_VALUE;
|
||||
break;
|
||||
}
|
||||
/* Compute HCLK frequency --------------------------------------------------*/
|
||||
/* Get HCLK prescaler */
|
||||
tmp = AHBPrescTable[((RCC->CFGR & RCC_CFGR_HPRE) >> 4)];
|
||||
/* HCLK frequency */
|
||||
SystemCoreClock >>= tmp;
|
||||
}
|
||||
|
||||
#if defined (DATA_IN_ExtSRAM) && defined (DATA_IN_ExtSDRAM)
|
||||
#if defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx)\
|
||||
|| defined(STM32F469xx) || defined(STM32F479xx)
|
||||
/**
|
||||
* @brief Setup the external memory controller.
|
||||
* Called in startup_stm32f4xx.s before jump to main.
|
||||
* This function configures the external memories (SRAM/SDRAM)
|
||||
* This SRAM/SDRAM will be used as program data memory (including heap and stack).
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void SystemInit_ExtMemCtl(void)
|
||||
{
|
||||
__IO uint32_t tmp = 0x00;
|
||||
|
||||
register uint32_t tmpreg = 0, timeout = 0xFFFF;
|
||||
register __IO uint32_t index;
|
||||
|
||||
/* Enable GPIOC, GPIOD, GPIOE, GPIOF, GPIOG, GPIOH and GPIOI interface clock */
|
||||
RCC->AHB1ENR |= 0x000001F8;
|
||||
|
||||
/* Delay after an RCC peripheral clock enabling */
|
||||
tmp = READ_BIT(RCC->AHB1ENR, RCC_AHB1ENR_GPIOCEN);
|
||||
|
||||
/* Connect PDx pins to FMC Alternate function */
|
||||
GPIOD->AFR[0] = 0x00CCC0CC;
|
||||
GPIOD->AFR[1] = 0xCCCCCCCC;
|
||||
/* Configure PDx pins in Alternate function mode */
|
||||
GPIOD->MODER = 0xAAAA0A8A;
|
||||
/* Configure PDx pins speed to 100 MHz */
|
||||
GPIOD->OSPEEDR = 0xFFFF0FCF;
|
||||
/* Configure PDx pins Output type to push-pull */
|
||||
GPIOD->OTYPER = 0x00000000;
|
||||
/* No pull-up, pull-down for PDx pins */
|
||||
GPIOD->PUPDR = 0x00000000;
|
||||
|
||||
/* Connect PEx pins to FMC Alternate function */
|
||||
GPIOE->AFR[0] = 0xC00CC0CC;
|
||||
GPIOE->AFR[1] = 0xCCCCCCCC;
|
||||
/* Configure PEx pins in Alternate function mode */
|
||||
GPIOE->MODER = 0xAAAA828A;
|
||||
/* Configure PEx pins speed to 100 MHz */
|
||||
GPIOE->OSPEEDR = 0xFFFFC3CF;
|
||||
/* Configure PEx pins Output type to push-pull */
|
||||
GPIOE->OTYPER = 0x00000000;
|
||||
/* No pull-up, pull-down for PEx pins */
|
||||
GPIOE->PUPDR = 0x00000000;
|
||||
|
||||
/* Connect PFx pins to FMC Alternate function */
|
||||
GPIOF->AFR[0] = 0xCCCCCCCC;
|
||||
GPIOF->AFR[1] = 0xCCCCCCCC;
|
||||
/* Configure PFx pins in Alternate function mode */
|
||||
GPIOF->MODER = 0xAA800AAA;
|
||||
/* Configure PFx pins speed to 50 MHz */
|
||||
GPIOF->OSPEEDR = 0xAA800AAA;
|
||||
/* Configure PFx pins Output type to push-pull */
|
||||
GPIOF->OTYPER = 0x00000000;
|
||||
/* No pull-up, pull-down for PFx pins */
|
||||
GPIOF->PUPDR = 0x00000000;
|
||||
|
||||
/* Connect PGx pins to FMC Alternate function */
|
||||
GPIOG->AFR[0] = 0xCCCCCCCC;
|
||||
GPIOG->AFR[1] = 0xCCCCCCCC;
|
||||
/* Configure PGx pins in Alternate function mode */
|
||||
GPIOG->MODER = 0xAAAAAAAA;
|
||||
/* Configure PGx pins speed to 50 MHz */
|
||||
GPIOG->OSPEEDR = 0xAAAAAAAA;
|
||||
/* Configure PGx pins Output type to push-pull */
|
||||
GPIOG->OTYPER = 0x00000000;
|
||||
/* No pull-up, pull-down for PGx pins */
|
||||
GPIOG->PUPDR = 0x00000000;
|
||||
|
||||
/* Connect PHx pins to FMC Alternate function */
|
||||
GPIOH->AFR[0] = 0x00C0CC00;
|
||||
GPIOH->AFR[1] = 0xCCCCCCCC;
|
||||
/* Configure PHx pins in Alternate function mode */
|
||||
GPIOH->MODER = 0xAAAA08A0;
|
||||
/* Configure PHx pins speed to 50 MHz */
|
||||
GPIOH->OSPEEDR = 0xAAAA08A0;
|
||||
/* Configure PHx pins Output type to push-pull */
|
||||
GPIOH->OTYPER = 0x00000000;
|
||||
/* No pull-up, pull-down for PHx pins */
|
||||
GPIOH->PUPDR = 0x00000000;
|
||||
|
||||
/* Connect PIx pins to FMC Alternate function */
|
||||
GPIOI->AFR[0] = 0xCCCCCCCC;
|
||||
GPIOI->AFR[1] = 0x00000CC0;
|
||||
/* Configure PIx pins in Alternate function mode */
|
||||
GPIOI->MODER = 0x0028AAAA;
|
||||
/* Configure PIx pins speed to 50 MHz */
|
||||
GPIOI->OSPEEDR = 0x0028AAAA;
|
||||
/* Configure PIx pins Output type to push-pull */
|
||||
GPIOI->OTYPER = 0x00000000;
|
||||
/* No pull-up, pull-down for PIx pins */
|
||||
GPIOI->PUPDR = 0x00000000;
|
||||
|
||||
/*-- FMC Configuration -------------------------------------------------------*/
|
||||
/* Enable the FMC interface clock */
|
||||
RCC->AHB3ENR |= 0x00000001;
|
||||
/* Delay after an RCC peripheral clock enabling */
|
||||
tmp = READ_BIT(RCC->AHB3ENR, RCC_AHB3ENR_FMCEN);
|
||||
|
||||
FMC_Bank5_6->SDCR[0] = 0x000019E4;
|
||||
FMC_Bank5_6->SDTR[0] = 0x01115351;
|
||||
|
||||
/* SDRAM initialization sequence */
|
||||
/* Clock enable command */
|
||||
FMC_Bank5_6->SDCMR = 0x00000011;
|
||||
tmpreg = FMC_Bank5_6->SDSR & 0x00000020;
|
||||
while((tmpreg != 0) && (timeout-- > 0))
|
||||
{
|
||||
tmpreg = FMC_Bank5_6->SDSR & 0x00000020;
|
||||
}
|
||||
|
||||
/* Delay */
|
||||
for (index = 0; index<1000; index++);
|
||||
|
||||
/* PALL command */
|
||||
FMC_Bank5_6->SDCMR = 0x00000012;
|
||||
timeout = 0xFFFF;
|
||||
while((tmpreg != 0) && (timeout-- > 0))
|
||||
{
|
||||
tmpreg = FMC_Bank5_6->SDSR & 0x00000020;
|
||||
}
|
||||
|
||||
/* Auto refresh command */
|
||||
FMC_Bank5_6->SDCMR = 0x00000073;
|
||||
timeout = 0xFFFF;
|
||||
while((tmpreg != 0) && (timeout-- > 0))
|
||||
{
|
||||
tmpreg = FMC_Bank5_6->SDSR & 0x00000020;
|
||||
}
|
||||
|
||||
/* MRD register program */
|
||||
FMC_Bank5_6->SDCMR = 0x00046014;
|
||||
timeout = 0xFFFF;
|
||||
while((tmpreg != 0) && (timeout-- > 0))
|
||||
{
|
||||
tmpreg = FMC_Bank5_6->SDSR & 0x00000020;
|
||||
}
|
||||
|
||||
/* Set refresh count */
|
||||
tmpreg = FMC_Bank5_6->SDRTR;
|
||||
FMC_Bank5_6->SDRTR = (tmpreg | (0x0000027C<<1));
|
||||
|
||||
/* Disable write protection */
|
||||
tmpreg = FMC_Bank5_6->SDCR[0];
|
||||
FMC_Bank5_6->SDCR[0] = (tmpreg & 0xFFFFFDFF);
|
||||
|
||||
#if defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx)
|
||||
/* Configure and enable Bank1_SRAM2 */
|
||||
FMC_Bank1->BTCR[2] = 0x00001011;
|
||||
FMC_Bank1->BTCR[3] = 0x00000201;
|
||||
FMC_Bank1E->BWTR[2] = 0x0fffffff;
|
||||
#endif /* STM32F427xx || STM32F437xx || STM32F429xx || STM32F439xx */
|
||||
#if defined(STM32F469xx) || defined(STM32F479xx)
|
||||
/* Configure and enable Bank1_SRAM2 */
|
||||
FMC_Bank1->BTCR[2] = 0x00001091;
|
||||
FMC_Bank1->BTCR[3] = 0x00110212;
|
||||
FMC_Bank1E->BWTR[2] = 0x0fffffff;
|
||||
#endif /* STM32F469xx || STM32F479xx */
|
||||
|
||||
(void)(tmp);
|
||||
}
|
||||
#endif /* STM32F427xx || STM32F437xx || STM32F429xx || STM32F439xx || STM32F469xx || STM32F479xx */
|
||||
#elif defined (DATA_IN_ExtSRAM) || defined (DATA_IN_ExtSDRAM)
|
||||
/**
|
||||
* @brief Setup the external memory controller.
|
||||
* Called in startup_stm32f4xx.s before jump to main.
|
||||
* This function configures the external memories (SRAM/SDRAM)
|
||||
* This SRAM/SDRAM will be used as program data memory (including heap and stack).
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void SystemInit_ExtMemCtl(void)
|
||||
{
|
||||
__IO uint32_t tmp = 0x00;
|
||||
#if defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx)\
|
||||
|| defined(STM32F446xx) || defined(STM32F469xx) || defined(STM32F479xx)
|
||||
#if defined (DATA_IN_ExtSDRAM)
|
||||
register uint32_t tmpreg = 0, timeout = 0xFFFF;
|
||||
register __IO uint32_t index;
|
||||
|
||||
#if defined(STM32F446xx)
|
||||
/* Enable GPIOA, GPIOC, GPIOD, GPIOE, GPIOF, GPIOG interface
|
||||
clock */
|
||||
RCC->AHB1ENR |= 0x0000007D;
|
||||
#else
|
||||
/* Enable GPIOC, GPIOD, GPIOE, GPIOF, GPIOG, GPIOH and GPIOI interface
|
||||
clock */
|
||||
RCC->AHB1ENR |= 0x000001F8;
|
||||
#endif /* STM32F446xx */
|
||||
/* Delay after an RCC peripheral clock enabling */
|
||||
tmp = READ_BIT(RCC->AHB1ENR, RCC_AHB1ENR_GPIOCEN);
|
||||
|
||||
#if defined(STM32F446xx)
|
||||
/* Connect PAx pins to FMC Alternate function */
|
||||
GPIOA->AFR[0] |= 0xC0000000;
|
||||
GPIOA->AFR[1] |= 0x00000000;
|
||||
/* Configure PDx pins in Alternate function mode */
|
||||
GPIOA->MODER |= 0x00008000;
|
||||
/* Configure PDx pins speed to 50 MHz */
|
||||
GPIOA->OSPEEDR |= 0x00008000;
|
||||
/* Configure PDx pins Output type to push-pull */
|
||||
GPIOA->OTYPER |= 0x00000000;
|
||||
/* No pull-up, pull-down for PDx pins */
|
||||
GPIOA->PUPDR |= 0x00000000;
|
||||
|
||||
/* Connect PCx pins to FMC Alternate function */
|
||||
GPIOC->AFR[0] |= 0x00CC0000;
|
||||
GPIOC->AFR[1] |= 0x00000000;
|
||||
/* Configure PDx pins in Alternate function mode */
|
||||
GPIOC->MODER |= 0x00000A00;
|
||||
/* Configure PDx pins speed to 50 MHz */
|
||||
GPIOC->OSPEEDR |= 0x00000A00;
|
||||
/* Configure PDx pins Output type to push-pull */
|
||||
GPIOC->OTYPER |= 0x00000000;
|
||||
/* No pull-up, pull-down for PDx pins */
|
||||
GPIOC->PUPDR |= 0x00000000;
|
||||
#endif /* STM32F446xx */
|
||||
|
||||
/* Connect PDx pins to FMC Alternate function */
|
||||
GPIOD->AFR[0] = 0x000000CC;
|
||||
GPIOD->AFR[1] = 0xCC000CCC;
|
||||
/* Configure PDx pins in Alternate function mode */
|
||||
GPIOD->MODER = 0xA02A000A;
|
||||
/* Configure PDx pins speed to 50 MHz */
|
||||
GPIOD->OSPEEDR = 0xA02A000A;
|
||||
/* Configure PDx pins Output type to push-pull */
|
||||
GPIOD->OTYPER = 0x00000000;
|
||||
/* No pull-up, pull-down for PDx pins */
|
||||
GPIOD->PUPDR = 0x00000000;
|
||||
|
||||
/* Connect PEx pins to FMC Alternate function */
|
||||
GPIOE->AFR[0] = 0xC00000CC;
|
||||
GPIOE->AFR[1] = 0xCCCCCCCC;
|
||||
/* Configure PEx pins in Alternate function mode */
|
||||
GPIOE->MODER = 0xAAAA800A;
|
||||
/* Configure PEx pins speed to 50 MHz */
|
||||
GPIOE->OSPEEDR = 0xAAAA800A;
|
||||
/* Configure PEx pins Output type to push-pull */
|
||||
GPIOE->OTYPER = 0x00000000;
|
||||
/* No pull-up, pull-down for PEx pins */
|
||||
GPIOE->PUPDR = 0x00000000;
|
||||
|
||||
/* Connect PFx pins to FMC Alternate function */
|
||||
GPIOF->AFR[0] = 0xCCCCCCCC;
|
||||
GPIOF->AFR[1] = 0xCCCCCCCC;
|
||||
/* Configure PFx pins in Alternate function mode */
|
||||
GPIOF->MODER = 0xAA800AAA;
|
||||
/* Configure PFx pins speed to 50 MHz */
|
||||
GPIOF->OSPEEDR = 0xAA800AAA;
|
||||
/* Configure PFx pins Output type to push-pull */
|
||||
GPIOF->OTYPER = 0x00000000;
|
||||
/* No pull-up, pull-down for PFx pins */
|
||||
GPIOF->PUPDR = 0x00000000;
|
||||
|
||||
/* Connect PGx pins to FMC Alternate function */
|
||||
GPIOG->AFR[0] = 0xCCCCCCCC;
|
||||
GPIOG->AFR[1] = 0xCCCCCCCC;
|
||||
/* Configure PGx pins in Alternate function mode */
|
||||
GPIOG->MODER = 0xAAAAAAAA;
|
||||
/* Configure PGx pins speed to 50 MHz */
|
||||
GPIOG->OSPEEDR = 0xAAAAAAAA;
|
||||
/* Configure PGx pins Output type to push-pull */
|
||||
GPIOG->OTYPER = 0x00000000;
|
||||
/* No pull-up, pull-down for PGx pins */
|
||||
GPIOG->PUPDR = 0x00000000;
|
||||
|
||||
#if defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx)\
|
||||
|| defined(STM32F469xx) || defined(STM32F479xx)
|
||||
/* Connect PHx pins to FMC Alternate function */
|
||||
GPIOH->AFR[0] = 0x00C0CC00;
|
||||
GPIOH->AFR[1] = 0xCCCCCCCC;
|
||||
/* Configure PHx pins in Alternate function mode */
|
||||
GPIOH->MODER = 0xAAAA08A0;
|
||||
/* Configure PHx pins speed to 50 MHz */
|
||||
GPIOH->OSPEEDR = 0xAAAA08A0;
|
||||
/* Configure PHx pins Output type to push-pull */
|
||||
GPIOH->OTYPER = 0x00000000;
|
||||
/* No pull-up, pull-down for PHx pins */
|
||||
GPIOH->PUPDR = 0x00000000;
|
||||
|
||||
/* Connect PIx pins to FMC Alternate function */
|
||||
GPIOI->AFR[0] = 0xCCCCCCCC;
|
||||
GPIOI->AFR[1] = 0x00000CC0;
|
||||
/* Configure PIx pins in Alternate function mode */
|
||||
GPIOI->MODER = 0x0028AAAA;
|
||||
/* Configure PIx pins speed to 50 MHz */
|
||||
GPIOI->OSPEEDR = 0x0028AAAA;
|
||||
/* Configure PIx pins Output type to push-pull */
|
||||
GPIOI->OTYPER = 0x00000000;
|
||||
/* No pull-up, pull-down for PIx pins */
|
||||
GPIOI->PUPDR = 0x00000000;
|
||||
#endif /* STM32F427xx || STM32F437xx || STM32F429xx || STM32F439xx || STM32F469xx || STM32F479xx */
|
||||
|
||||
/*-- FMC Configuration -------------------------------------------------------*/
|
||||
/* Enable the FMC interface clock */
|
||||
RCC->AHB3ENR |= 0x00000001;
|
||||
/* Delay after an RCC peripheral clock enabling */
|
||||
tmp = READ_BIT(RCC->AHB3ENR, RCC_AHB3ENR_FMCEN);
|
||||
|
||||
/* Configure and enable SDRAM bank1 */
|
||||
#if defined(STM32F446xx)
|
||||
FMC_Bank5_6->SDCR[0] = 0x00001954;
|
||||
#else
|
||||
FMC_Bank5_6->SDCR[0] = 0x000019E4;
|
||||
#endif /* STM32F446xx */
|
||||
FMC_Bank5_6->SDTR[0] = 0x01115351;
|
||||
|
||||
/* SDRAM initialization sequence */
|
||||
/* Clock enable command */
|
||||
FMC_Bank5_6->SDCMR = 0x00000011;
|
||||
tmpreg = FMC_Bank5_6->SDSR & 0x00000020;
|
||||
while((tmpreg != 0) && (timeout-- > 0))
|
||||
{
|
||||
tmpreg = FMC_Bank5_6->SDSR & 0x00000020;
|
||||
}
|
||||
|
||||
/* Delay */
|
||||
for (index = 0; index<1000; index++);
|
||||
|
||||
/* PALL command */
|
||||
FMC_Bank5_6->SDCMR = 0x00000012;
|
||||
timeout = 0xFFFF;
|
||||
while((tmpreg != 0) && (timeout-- > 0))
|
||||
{
|
||||
tmpreg = FMC_Bank5_6->SDSR & 0x00000020;
|
||||
}
|
||||
|
||||
/* Auto refresh command */
|
||||
#if defined(STM32F446xx)
|
||||
FMC_Bank5_6->SDCMR = 0x000000F3;
|
||||
#else
|
||||
FMC_Bank5_6->SDCMR = 0x00000073;
|
||||
#endif /* STM32F446xx */
|
||||
timeout = 0xFFFF;
|
||||
while((tmpreg != 0) && (timeout-- > 0))
|
||||
{
|
||||
tmpreg = FMC_Bank5_6->SDSR & 0x00000020;
|
||||
}
|
||||
|
||||
/* MRD register program */
|
||||
#if defined(STM32F446xx)
|
||||
FMC_Bank5_6->SDCMR = 0x00044014;
|
||||
#else
|
||||
FMC_Bank5_6->SDCMR = 0x00046014;
|
||||
#endif /* STM32F446xx */
|
||||
timeout = 0xFFFF;
|
||||
while((tmpreg != 0) && (timeout-- > 0))
|
||||
{
|
||||
tmpreg = FMC_Bank5_6->SDSR & 0x00000020;
|
||||
}
|
||||
|
||||
/* Set refresh count */
|
||||
tmpreg = FMC_Bank5_6->SDRTR;
|
||||
#if defined(STM32F446xx)
|
||||
FMC_Bank5_6->SDRTR = (tmpreg | (0x0000050C<<1));
|
||||
#else
|
||||
FMC_Bank5_6->SDRTR = (tmpreg | (0x0000027C<<1));
|
||||
#endif /* STM32F446xx */
|
||||
|
||||
/* Disable write protection */
|
||||
tmpreg = FMC_Bank5_6->SDCR[0];
|
||||
FMC_Bank5_6->SDCR[0] = (tmpreg & 0xFFFFFDFF);
|
||||
#endif /* DATA_IN_ExtSDRAM */
|
||||
#endif /* STM32F427xx || STM32F437xx || STM32F429xx || STM32F439xx || STM32F446xx || STM32F469xx || STM32F479xx */
|
||||
|
||||
#if defined(STM32F405xx) || defined(STM32F415xx) || defined(STM32F407xx) || defined(STM32F417xx)\
|
||||
|| defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx)\
|
||||
|| defined(STM32F469xx) || defined(STM32F479xx) || defined(STM32F412Zx) || defined(STM32F412Vx)
|
||||
|
||||
#if defined(DATA_IN_ExtSRAM)
|
||||
/*-- GPIOs Configuration -----------------------------------------------------*/
|
||||
/* Enable GPIOD, GPIOE, GPIOF and GPIOG interface clock */
|
||||
RCC->AHB1ENR |= 0x00000078;
|
||||
/* Delay after an RCC peripheral clock enabling */
|
||||
tmp = READ_BIT(RCC->AHB1ENR, RCC_AHB1ENR_GPIODEN);
|
||||
|
||||
/* Connect PDx pins to FMC Alternate function */
|
||||
GPIOD->AFR[0] = 0x00CCC0CC;
|
||||
GPIOD->AFR[1] = 0xCCCCCCCC;
|
||||
/* Configure PDx pins in Alternate function mode */
|
||||
GPIOD->MODER = 0xAAAA0A8A;
|
||||
/* Configure PDx pins speed to 100 MHz */
|
||||
GPIOD->OSPEEDR = 0xFFFF0FCF;
|
||||
/* Configure PDx pins Output type to push-pull */
|
||||
GPIOD->OTYPER = 0x00000000;
|
||||
/* No pull-up, pull-down for PDx pins */
|
||||
GPIOD->PUPDR = 0x00000000;
|
||||
|
||||
/* Connect PEx pins to FMC Alternate function */
|
||||
GPIOE->AFR[0] = 0xC00CC0CC;
|
||||
GPIOE->AFR[1] = 0xCCCCCCCC;
|
||||
/* Configure PEx pins in Alternate function mode */
|
||||
GPIOE->MODER = 0xAAAA828A;
|
||||
/* Configure PEx pins speed to 100 MHz */
|
||||
GPIOE->OSPEEDR = 0xFFFFC3CF;
|
||||
/* Configure PEx pins Output type to push-pull */
|
||||
GPIOE->OTYPER = 0x00000000;
|
||||
/* No pull-up, pull-down for PEx pins */
|
||||
GPIOE->PUPDR = 0x00000000;
|
||||
|
||||
/* Connect PFx pins to FMC Alternate function */
|
||||
GPIOF->AFR[0] = 0x00CCCCCC;
|
||||
GPIOF->AFR[1] = 0xCCCC0000;
|
||||
/* Configure PFx pins in Alternate function mode */
|
||||
GPIOF->MODER = 0xAA000AAA;
|
||||
/* Configure PFx pins speed to 100 MHz */
|
||||
GPIOF->OSPEEDR = 0xFF000FFF;
|
||||
/* Configure PFx pins Output type to push-pull */
|
||||
GPIOF->OTYPER = 0x00000000;
|
||||
/* No pull-up, pull-down for PFx pins */
|
||||
GPIOF->PUPDR = 0x00000000;
|
||||
|
||||
/* Connect PGx pins to FMC Alternate function */
|
||||
GPIOG->AFR[0] = 0x00CCCCCC;
|
||||
GPIOG->AFR[1] = 0x000000C0;
|
||||
/* Configure PGx pins in Alternate function mode */
|
||||
GPIOG->MODER = 0x00085AAA;
|
||||
/* Configure PGx pins speed to 100 MHz */
|
||||
GPIOG->OSPEEDR = 0x000CAFFF;
|
||||
/* Configure PGx pins Output type to push-pull */
|
||||
GPIOG->OTYPER = 0x00000000;
|
||||
/* No pull-up, pull-down for PGx pins */
|
||||
GPIOG->PUPDR = 0x00000000;
|
||||
|
||||
/*-- FMC/FSMC Configuration --------------------------------------------------*/
|
||||
/* Enable the FMC/FSMC interface clock */
|
||||
RCC->AHB3ENR |= 0x00000001;
|
||||
|
||||
#if defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx)
|
||||
/* Delay after an RCC peripheral clock enabling */
|
||||
tmp = READ_BIT(RCC->AHB3ENR, RCC_AHB3ENR_FMCEN);
|
||||
/* Configure and enable Bank1_SRAM2 */
|
||||
FMC_Bank1->BTCR[2] = 0x00001011;
|
||||
FMC_Bank1->BTCR[3] = 0x00000201;
|
||||
FMC_Bank1E->BWTR[2] = 0x0fffffff;
|
||||
#endif /* STM32F427xx || STM32F437xx || STM32F429xx || STM32F439xx */
|
||||
#if defined(STM32F469xx) || defined(STM32F479xx)
|
||||
/* Delay after an RCC peripheral clock enabling */
|
||||
tmp = READ_BIT(RCC->AHB3ENR, RCC_AHB3ENR_FMCEN);
|
||||
/* Configure and enable Bank1_SRAM2 */
|
||||
FMC_Bank1->BTCR[2] = 0x00001091;
|
||||
FMC_Bank1->BTCR[3] = 0x00110212;
|
||||
FMC_Bank1E->BWTR[2] = 0x0fffffff;
|
||||
#endif /* STM32F469xx || STM32F479xx */
|
||||
#if defined(STM32F405xx) || defined(STM32F415xx) || defined(STM32F407xx)|| defined(STM32F417xx)\
|
||||
|| defined(STM32F412Zx) || defined(STM32F412Vx)
|
||||
/* Delay after an RCC peripheral clock enabling */
|
||||
tmp = READ_BIT(RCC->AHB3ENR, RCC_AHB3ENR_FSMCEN);
|
||||
/* Configure and enable Bank1_SRAM2 */
|
||||
FSMC_Bank1->BTCR[2] = 0x00001011;
|
||||
FSMC_Bank1->BTCR[3] = 0x00000201;
|
||||
FSMC_Bank1E->BWTR[2] = 0x0FFFFFFF;
|
||||
#endif /* STM32F405xx || STM32F415xx || STM32F407xx || STM32F417xx || STM32F412Zx || STM32F412Vx */
|
||||
|
||||
#endif /* DATA_IN_ExtSRAM */
|
||||
#endif /* STM32F405xx || STM32F415xx || STM32F407xx || STM32F417xx || STM32F427xx || STM32F437xx ||\
|
||||
STM32F429xx || STM32F439xx || STM32F469xx || STM32F479xx || STM32F412Zx || STM32F412Vx */
|
||||
(void)(tmp);
|
||||
}
|
||||
#endif /* DATA_IN_ExtSRAM && DATA_IN_ExtSDRAM */
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
|
||||
Reference in New Issue
Block a user