Make it work
This commit is contained in:
parent
8e9b69b87a
commit
4e1f01c4d4
25 changed files with 772 additions and 180 deletions
52
Core/Inc/dma.h
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52
Core/Inc/dma.h
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@ -0,0 +1,52 @@
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/* USER CODE BEGIN Header */
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/**
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******************************************************************************
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* @file dma.h
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* @brief This file contains all the function prototypes for
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* the dma.c file
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******************************************************************************
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* @attention
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*
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* Copyright (c) 2025 STMicroelectronics.
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* All rights reserved.
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*
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* This software is licensed under terms that can be found in the LICENSE file
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* in the root directory of this software component.
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* If no LICENSE file comes with this software, it is provided AS-IS.
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*
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******************************************************************************
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*/
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/* USER CODE END Header */
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/* Define to prevent recursive inclusion -------------------------------------*/
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#ifndef __DMA_H__
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#define __DMA_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Includes ------------------------------------------------------------------*/
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#include "main.h"
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/* DMA memory to memory transfer handles -------------------------------------*/
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/* USER CODE BEGIN Includes */
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/* USER CODE END Includes */
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/* USER CODE BEGIN Private defines */
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/* USER CODE END Private defines */
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void MX_DMA_Init(void);
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/* USER CODE BEGIN Prototypes */
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/* USER CODE END Prototypes */
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#ifdef __cplusplus
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}
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#endif
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#endif /* __DMA_H__ */
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49
Core/Inc/gpio.h
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49
Core/Inc/gpio.h
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@ -0,0 +1,49 @@
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/* USER CODE BEGIN Header */
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/**
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******************************************************************************
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* @file gpio.h
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* @brief This file contains all the function prototypes for
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* the gpio.c file
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******************************************************************************
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* @attention
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*
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* Copyright (c) 2025 STMicroelectronics.
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* All rights reserved.
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*
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* This software is licensed under terms that can be found in the LICENSE file
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* in the root directory of this software component.
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* If no LICENSE file comes with this software, it is provided AS-IS.
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*
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******************************************************************************
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*/
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/* USER CODE END Header */
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/* Define to prevent recursive inclusion -------------------------------------*/
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#ifndef __GPIO_H__
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#define __GPIO_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Includes ------------------------------------------------------------------*/
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#include "main.h"
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/* USER CODE BEGIN Includes */
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/* USER CODE END Includes */
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/* USER CODE BEGIN Private defines */
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/* USER CODE END Private defines */
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void MX_GPIO_Init(void);
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/* USER CODE BEGIN Prototypes */
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/* USER CODE END Prototypes */
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#ifdef __cplusplus
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}
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#endif
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#endif /*__ GPIO_H__ */
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@ -28,6 +28,7 @@ extern "C" {
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/* Includes ------------------------------------------------------------------*/
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#include "stm32f4xx_hal.h"
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#include "stm32f4xx_ll_usart.h"
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#include "stm32f4xx_ll_rcc.h"
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#include "stm32f4xx_ll_system.h"
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@ -55,6 +55,9 @@ void SVC_Handler(void);
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void DebugMon_Handler(void);
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void PendSV_Handler(void);
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void SysTick_Handler(void);
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void DMA1_Stream5_IRQHandler(void);
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void DMA1_Stream6_IRQHandler(void);
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void USART2_IRQHandler(void);
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/* USER CODE BEGIN EFP */
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/* USER CODE END EFP */
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50
Core/Inc/usart.h
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50
Core/Inc/usart.h
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/* USER CODE BEGIN Header */
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/**
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******************************************************************************
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* @file usart.h
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* @brief This file contains all the function prototypes for
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* the usart.c file
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******************************************************************************
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* @attention
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*
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* Copyright (c) 2025 STMicroelectronics.
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* All rights reserved.
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*
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* This software is licensed under terms that can be found in the LICENSE file
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* in the root directory of this software component.
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* If no LICENSE file comes with this software, it is provided AS-IS.
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*
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******************************************************************************
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*/
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/* USER CODE END Header */
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/* Define to prevent recursive inclusion -------------------------------------*/
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#ifndef __USART_H__
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#define __USART_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Includes ------------------------------------------------------------------*/
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#include "main.h"
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/* USER CODE BEGIN Includes */
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/* USER CODE END Includes */
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/* USER CODE BEGIN Private defines */
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/* USER CODE END Private defines */
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void MX_USART2_UART_Init(void);
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/* USER CODE BEGIN Prototypes */
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/* USER CODE END Prototypes */
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#ifdef __cplusplus
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}
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#endif
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#endif /* __USART_H__ */
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58
Core/Src/dma.c
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58
Core/Src/dma.c
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/* USER CODE BEGIN Header */
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/**
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******************************************************************************
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* @file dma.c
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* @brief This file provides code for the configuration
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* of all the requested memory to memory DMA transfers.
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******************************************************************************
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* @attention
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*
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* Copyright (c) 2025 STMicroelectronics.
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* All rights reserved.
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*
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* This software is licensed under terms that can be found in the LICENSE file
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* in the root directory of this software component.
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* If no LICENSE file comes with this software, it is provided AS-IS.
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*
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******************************************************************************
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*/
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/* USER CODE END Header */
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/* Includes ------------------------------------------------------------------*/
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#include "dma.h"
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/* USER CODE BEGIN 0 */
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/* USER CODE END 0 */
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/*----------------------------------------------------------------------------*/
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/* Configure DMA */
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/*----------------------------------------------------------------------------*/
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/* USER CODE BEGIN 1 */
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/* USER CODE END 1 */
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/**
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* Enable DMA controller clock
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*/
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void MX_DMA_Init(void)
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{
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/* DMA controller clock enable */
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__HAL_RCC_DMA1_CLK_ENABLE();
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/* DMA interrupt init */
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/* DMA1_Stream5_IRQn interrupt configuration */
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NVIC_SetPriority(DMA1_Stream5_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(),0, 0));
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NVIC_EnableIRQ(DMA1_Stream5_IRQn);
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/* DMA1_Stream6_IRQn interrupt configuration */
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NVIC_SetPriority(DMA1_Stream6_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(),0, 0));
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NVIC_EnableIRQ(DMA1_Stream6_IRQn);
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}
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/* USER CODE BEGIN 2 */
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/* USER CODE END 2 */
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85
Core/Src/gpio.c
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85
Core/Src/gpio.c
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/* USER CODE BEGIN Header */
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/**
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******************************************************************************
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* @file gpio.c
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* @brief This file provides code for the configuration
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* of all used GPIO pins.
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******************************************************************************
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* @attention
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*
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* Copyright (c) 2025 STMicroelectronics.
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* All rights reserved.
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*
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* This software is licensed under terms that can be found in the LICENSE file
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* in the root directory of this software component.
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* If no LICENSE file comes with this software, it is provided AS-IS.
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*
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******************************************************************************
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*/
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/* USER CODE END Header */
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/* Includes ------------------------------------------------------------------*/
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#include "gpio.h"
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/* USER CODE BEGIN 0 */
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/* USER CODE END 0 */
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/*----------------------------------------------------------------------------*/
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/* Configure GPIO */
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/*----------------------------------------------------------------------------*/
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/* USER CODE BEGIN 1 */
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/* USER CODE END 1 */
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/** Configure pins as
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* Analog
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* Input
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* Output
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* EVENT_OUT
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* EXTI
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*/
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void MX_GPIO_Init(void)
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{
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LL_EXTI_InitTypeDef EXTI_InitStruct = {0};
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LL_GPIO_InitTypeDef GPIO_InitStruct = {0};
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/* GPIO Ports Clock Enable */
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LL_AHB1_GRP1_EnableClock(LL_AHB1_GRP1_PERIPH_GPIOC);
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LL_AHB1_GRP1_EnableClock(LL_AHB1_GRP1_PERIPH_GPIOH);
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LL_AHB1_GRP1_EnableClock(LL_AHB1_GRP1_PERIPH_GPIOA);
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LL_AHB1_GRP1_EnableClock(LL_AHB1_GRP1_PERIPH_GPIOB);
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/**/
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LL_GPIO_ResetOutputPin(LD2_GPIO_Port, LD2_Pin);
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/**/
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LL_SYSCFG_SetEXTISource(LL_SYSCFG_EXTI_PORTC, LL_SYSCFG_EXTI_LINE13);
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/**/
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EXTI_InitStruct.Line_0_31 = LL_EXTI_LINE_13;
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EXTI_InitStruct.LineCommand = ENABLE;
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EXTI_InitStruct.Mode = LL_EXTI_MODE_IT;
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EXTI_InitStruct.Trigger = LL_EXTI_TRIGGER_FALLING;
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LL_EXTI_Init(&EXTI_InitStruct);
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/**/
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LL_GPIO_SetPinPull(B1_GPIO_Port, B1_Pin, LL_GPIO_PULL_NO);
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/**/
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LL_GPIO_SetPinMode(B1_GPIO_Port, B1_Pin, LL_GPIO_MODE_INPUT);
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/**/
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GPIO_InitStruct.Pin = LD2_Pin;
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GPIO_InitStruct.Mode = LL_GPIO_MODE_OUTPUT;
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GPIO_InitStruct.Speed = LL_GPIO_SPEED_FREQ_LOW;
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GPIO_InitStruct.OutputType = LL_GPIO_OUTPUT_PUSHPULL;
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GPIO_InitStruct.Pull = LL_GPIO_PULL_NO;
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LL_GPIO_Init(LD2_GPIO_Port, &GPIO_InitStruct);
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}
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/* USER CODE BEGIN 2 */
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/* USER CODE END 2 */
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126
Core/Src/main.c
126
Core/Src/main.c
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/* USER CODE END Header */
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/* Includes ------------------------------------------------------------------*/
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#include "main.h"
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#include "dma.h"
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#include "usart.h"
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#include "gpio.h"
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/* Private includes ----------------------------------------------------------*/
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/* USER CODE BEGIN Includes */
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#include <app.h>
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/* USER CODE END Includes */
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/* Private function prototypes -----------------------------------------------*/
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void SystemClock_Config(void);
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static void MX_GPIO_Init(void);
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static void MX_USART2_UART_Init(void);
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/* USER CODE BEGIN PFP */
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/* USER CODE END PFP */
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@ -87,9 +89,10 @@ int main(void)
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/* Initialize all configured peripherals */
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MX_GPIO_Init();
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MX_DMA_Init();
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MX_USART2_UART_Init();
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/* USER CODE BEGIN 2 */
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app_main();
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/* USER CODE END 2 */
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/* Infinite loop */
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@ -115,7 +118,7 @@ void SystemClock_Config(void)
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/** Configure the main internal regulator output voltage
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*/
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__HAL_RCC_PWR_CLK_ENABLE();
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__HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
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__HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE3);
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/** Initializes the RCC Oscillators according to the specified parameters
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* in the RCC_OscInitTypeDef structure.
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@ -126,7 +129,7 @@ void SystemClock_Config(void)
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RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
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RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
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RCC_OscInitStruct.PLL.PLLM = 8;
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RCC_OscInitStruct.PLL.PLLN = 180;
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RCC_OscInitStruct.PLL.PLLN = 84;
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RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
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RCC_OscInitStruct.PLL.PLLQ = 2;
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RCC_OscInitStruct.PLL.PLLR = 2;
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@ -135,130 +138,21 @@ void SystemClock_Config(void)
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Error_Handler();
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}
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/** Activate the Over-Drive mode
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*/
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if (HAL_PWREx_EnableOverDrive() != HAL_OK)
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{
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Error_Handler();
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}
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/** Initializes the CPU, AHB and APB buses clocks
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*/
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RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
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|RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
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RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
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RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
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RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;
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RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
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RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2;
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if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_5) != HAL_OK)
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if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK)
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{
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Error_Handler();
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}
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}
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/**
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* @brief USART2 Initialization Function
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* @param None
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* @retval None
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*/
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static void MX_USART2_UART_Init(void)
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{
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/* USER CODE BEGIN USART2_Init 0 */
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/* USER CODE END USART2_Init 0 */
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LL_USART_InitTypeDef USART_InitStruct = {0};
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LL_GPIO_InitTypeDef GPIO_InitStruct = {0};
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/* Peripheral clock enable */
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LL_APB1_GRP1_EnableClock(LL_APB1_GRP1_PERIPH_USART2);
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LL_AHB1_GRP1_EnableClock(LL_AHB1_GRP1_PERIPH_GPIOA);
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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 = LL_GPIO_MODE_ALTERNATE;
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GPIO_InitStruct.Speed = LL_GPIO_SPEED_FREQ_VERY_HIGH;
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GPIO_InitStruct.OutputType = LL_GPIO_OUTPUT_PUSHPULL;
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GPIO_InitStruct.Pull = LL_GPIO_PULL_NO;
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GPIO_InitStruct.Alternate = LL_GPIO_AF_7;
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LL_GPIO_Init(GPIOA, &GPIO_InitStruct);
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/* USER CODE BEGIN USART2_Init 1 */
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/* USER CODE END USART2_Init 1 */
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USART_InitStruct.BaudRate = 115200;
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USART_InitStruct.DataWidth = LL_USART_DATAWIDTH_8B;
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USART_InitStruct.StopBits = LL_USART_STOPBITS_1;
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USART_InitStruct.Parity = LL_USART_PARITY_NONE;
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USART_InitStruct.TransferDirection = LL_USART_DIRECTION_TX_RX;
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USART_InitStruct.HardwareFlowControl = LL_USART_HWCONTROL_NONE;
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USART_InitStruct.OverSampling = LL_USART_OVERSAMPLING_16;
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LL_USART_Init(USART2, &USART_InitStruct);
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LL_USART_ConfigAsyncMode(USART2);
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LL_USART_Enable(USART2);
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/* USER CODE BEGIN USART2_Init 2 */
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/* USER CODE END USART2_Init 2 */
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}
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/**
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* @brief GPIO Initialization Function
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* @param None
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* @retval None
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*/
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static void MX_GPIO_Init(void)
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{
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LL_EXTI_InitTypeDef EXTI_InitStruct = {0};
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LL_GPIO_InitTypeDef GPIO_InitStruct = {0};
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/* USER CODE BEGIN MX_GPIO_Init_1 */
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/* USER CODE END MX_GPIO_Init_1 */
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/* GPIO Ports Clock Enable */
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LL_AHB1_GRP1_EnableClock(LL_AHB1_GRP1_PERIPH_GPIOC);
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LL_AHB1_GRP1_EnableClock(LL_AHB1_GRP1_PERIPH_GPIOH);
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LL_AHB1_GRP1_EnableClock(LL_AHB1_GRP1_PERIPH_GPIOA);
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LL_AHB1_GRP1_EnableClock(LL_AHB1_GRP1_PERIPH_GPIOB);
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/**/
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LL_GPIO_ResetOutputPin(LD2_GPIO_Port, LD2_Pin);
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/**/
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LL_SYSCFG_SetEXTISource(LL_SYSCFG_EXTI_PORTC, LL_SYSCFG_EXTI_LINE13);
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/**/
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EXTI_InitStruct.Line_0_31 = LL_EXTI_LINE_13;
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EXTI_InitStruct.LineCommand = ENABLE;
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EXTI_InitStruct.Mode = LL_EXTI_MODE_IT;
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EXTI_InitStruct.Trigger = LL_EXTI_TRIGGER_FALLING;
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LL_EXTI_Init(&EXTI_InitStruct);
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/**/
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LL_GPIO_SetPinPull(B1_GPIO_Port, B1_Pin, LL_GPIO_PULL_NO);
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/**/
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LL_GPIO_SetPinMode(B1_GPIO_Port, B1_Pin, LL_GPIO_MODE_INPUT);
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/**/
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GPIO_InitStruct.Pin = LD2_Pin;
|
||||
GPIO_InitStruct.Mode = LL_GPIO_MODE_OUTPUT;
|
||||
GPIO_InitStruct.Speed = LL_GPIO_SPEED_FREQ_LOW;
|
||||
GPIO_InitStruct.OutputType = LL_GPIO_OUTPUT_PUSHPULL;
|
||||
GPIO_InitStruct.Pull = LL_GPIO_PULL_NO;
|
||||
LL_GPIO_Init(LD2_GPIO_Port, &GPIO_InitStruct);
|
||||
|
||||
/* USER CODE BEGIN MX_GPIO_Init_2 */
|
||||
|
||||
/* USER CODE END MX_GPIO_Init_2 */
|
||||
}
|
||||
|
||||
/* USER CODE BEGIN 4 */
|
||||
|
||||
/* USER CODE END 4 */
|
||||
|
|
|
@ -22,6 +22,8 @@
|
|||
#include "stm32f4xx_it.h"
|
||||
/* Private includes ----------------------------------------------------------*/
|
||||
/* USER CODE BEGIN Includes */
|
||||
#include <irq_bridge.h>
|
||||
|
||||
/* USER CODE END Includes */
|
||||
|
||||
/* Private typedef -----------------------------------------------------------*/
|
||||
|
@ -198,6 +200,48 @@ void SysTick_Handler(void)
|
|||
/* please refer to the startup file (startup_stm32f4xx.s). */
|
||||
/******************************************************************************/
|
||||
|
||||
/**
|
||||
* @brief This function handles DMA1 stream5 global interrupt.
|
||||
*/
|
||||
void DMA1_Stream5_IRQHandler(void)
|
||||
{
|
||||
/* USER CODE BEGIN DMA1_Stream5_IRQn 0 */
|
||||
usart2_rx_dma_isr();
|
||||
|
||||
/* USER CODE END DMA1_Stream5_IRQn 0 */
|
||||
/* USER CODE BEGIN DMA1_Stream5_IRQn 1 */
|
||||
|
||||
/* USER CODE END DMA1_Stream5_IRQn 1 */
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief This function handles DMA1 stream6 global interrupt.
|
||||
*/
|
||||
void DMA1_Stream6_IRQHandler(void)
|
||||
{
|
||||
/* USER CODE BEGIN DMA1_Stream6_IRQn 0 */
|
||||
usart2_tx_dma_isr();
|
||||
|
||||
/* USER CODE END DMA1_Stream6_IRQn 0 */
|
||||
/* USER CODE BEGIN DMA1_Stream6_IRQn 1 */
|
||||
|
||||
/* USER CODE END DMA1_Stream6_IRQn 1 */
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief This function handles USART2 global interrupt.
|
||||
*/
|
||||
void USART2_IRQHandler(void)
|
||||
{
|
||||
/* USER CODE BEGIN USART2_IRQn 0 */
|
||||
usart2_isr();
|
||||
|
||||
/* USER CODE END USART2_IRQn 0 */
|
||||
/* USER CODE BEGIN USART2_IRQn 1 */
|
||||
|
||||
/* USER CODE END USART2_IRQn 1 */
|
||||
}
|
||||
|
||||
/* USER CODE BEGIN 1 */
|
||||
|
||||
/* USER CODE END 1 */
|
||||
|
|
121
Core/Src/usart.c
Normal file
121
Core/Src/usart.c
Normal file
|
@ -0,0 +1,121 @@
|
|||
/* USER CODE BEGIN Header */
|
||||
/**
|
||||
******************************************************************************
|
||||
* @file usart.c
|
||||
* @brief This file provides code for the configuration
|
||||
* of the USART instances.
|
||||
******************************************************************************
|
||||
* @attention
|
||||
*
|
||||
* Copyright (c) 2025 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 "usart.h"
|
||||
|
||||
/* USER CODE BEGIN 0 */
|
||||
|
||||
/* USER CODE END 0 */
|
||||
|
||||
/* USART2 init function */
|
||||
|
||||
void MX_USART2_UART_Init(void)
|
||||
{
|
||||
|
||||
/* USER CODE BEGIN USART2_Init 0 */
|
||||
|
||||
/* USER CODE END USART2_Init 0 */
|
||||
|
||||
LL_USART_InitTypeDef USART_InitStruct = {0};
|
||||
|
||||
LL_GPIO_InitTypeDef GPIO_InitStruct = {0};
|
||||
|
||||
/* Peripheral clock enable */
|
||||
LL_APB1_GRP1_EnableClock(LL_APB1_GRP1_PERIPH_USART2);
|
||||
|
||||
LL_AHB1_GRP1_EnableClock(LL_AHB1_GRP1_PERIPH_GPIOA);
|
||||
/**USART2 GPIO Configuration
|
||||
PA2 ------> USART2_TX
|
||||
PA3 ------> USART2_RX
|
||||
*/
|
||||
GPIO_InitStruct.Pin = USART_TX_Pin|USART_RX_Pin;
|
||||
GPIO_InitStruct.Mode = LL_GPIO_MODE_ALTERNATE;
|
||||
GPIO_InitStruct.Speed = LL_GPIO_SPEED_FREQ_VERY_HIGH;
|
||||
GPIO_InitStruct.OutputType = LL_GPIO_OUTPUT_PUSHPULL;
|
||||
GPIO_InitStruct.Pull = LL_GPIO_PULL_NO;
|
||||
GPIO_InitStruct.Alternate = LL_GPIO_AF_7;
|
||||
LL_GPIO_Init(GPIOA, &GPIO_InitStruct);
|
||||
|
||||
/* USART2 DMA Init */
|
||||
|
||||
/* USART2_RX Init */
|
||||
LL_DMA_SetChannelSelection(DMA1, LL_DMA_STREAM_5, LL_DMA_CHANNEL_4);
|
||||
|
||||
LL_DMA_SetDataTransferDirection(DMA1, LL_DMA_STREAM_5, LL_DMA_DIRECTION_PERIPH_TO_MEMORY);
|
||||
|
||||
LL_DMA_SetStreamPriorityLevel(DMA1, LL_DMA_STREAM_5, LL_DMA_PRIORITY_LOW);
|
||||
|
||||
LL_DMA_SetMode(DMA1, LL_DMA_STREAM_5, LL_DMA_MODE_NORMAL);
|
||||
|
||||
LL_DMA_SetPeriphIncMode(DMA1, LL_DMA_STREAM_5, LL_DMA_PERIPH_NOINCREMENT);
|
||||
|
||||
LL_DMA_SetMemoryIncMode(DMA1, LL_DMA_STREAM_5, LL_DMA_MEMORY_INCREMENT);
|
||||
|
||||
LL_DMA_SetPeriphSize(DMA1, LL_DMA_STREAM_5, LL_DMA_PDATAALIGN_BYTE);
|
||||
|
||||
LL_DMA_SetMemorySize(DMA1, LL_DMA_STREAM_5, LL_DMA_MDATAALIGN_BYTE);
|
||||
|
||||
LL_DMA_DisableFifoMode(DMA1, LL_DMA_STREAM_5);
|
||||
|
||||
/* USART2_TX Init */
|
||||
LL_DMA_SetChannelSelection(DMA1, LL_DMA_STREAM_6, LL_DMA_CHANNEL_4);
|
||||
|
||||
LL_DMA_SetDataTransferDirection(DMA1, LL_DMA_STREAM_6, LL_DMA_DIRECTION_MEMORY_TO_PERIPH);
|
||||
|
||||
LL_DMA_SetStreamPriorityLevel(DMA1, LL_DMA_STREAM_6, LL_DMA_PRIORITY_LOW);
|
||||
|
||||
LL_DMA_SetMode(DMA1, LL_DMA_STREAM_6, LL_DMA_MODE_NORMAL);
|
||||
|
||||
LL_DMA_SetPeriphIncMode(DMA1, LL_DMA_STREAM_6, LL_DMA_PERIPH_NOINCREMENT);
|
||||
|
||||
LL_DMA_SetMemoryIncMode(DMA1, LL_DMA_STREAM_6, LL_DMA_MEMORY_INCREMENT);
|
||||
|
||||
LL_DMA_SetPeriphSize(DMA1, LL_DMA_STREAM_6, LL_DMA_PDATAALIGN_BYTE);
|
||||
|
||||
LL_DMA_SetMemorySize(DMA1, LL_DMA_STREAM_6, LL_DMA_MDATAALIGN_BYTE);
|
||||
|
||||
LL_DMA_DisableFifoMode(DMA1, LL_DMA_STREAM_6);
|
||||
|
||||
/* USART2 interrupt Init */
|
||||
NVIC_SetPriority(USART2_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(),0, 0));
|
||||
NVIC_EnableIRQ(USART2_IRQn);
|
||||
|
||||
/* USER CODE BEGIN USART2_Init 1 */
|
||||
|
||||
/* USER CODE END USART2_Init 1 */
|
||||
USART_InitStruct.BaudRate = 115200;
|
||||
USART_InitStruct.DataWidth = LL_USART_DATAWIDTH_8B;
|
||||
USART_InitStruct.StopBits = LL_USART_STOPBITS_1;
|
||||
USART_InitStruct.Parity = LL_USART_PARITY_NONE;
|
||||
USART_InitStruct.TransferDirection = LL_USART_DIRECTION_TX_RX;
|
||||
USART_InitStruct.HardwareFlowControl = LL_USART_HWCONTROL_NONE;
|
||||
USART_InitStruct.OverSampling = LL_USART_OVERSAMPLING_16;
|
||||
LL_USART_Init(USART2, &USART_InitStruct);
|
||||
LL_USART_ConfigAsyncMode(USART2);
|
||||
LL_USART_Enable(USART2);
|
||||
/* USER CODE BEGIN USART2_Init 2 */
|
||||
|
||||
/* USER CODE END USART2_Init 2 */
|
||||
|
||||
}
|
||||
|
||||
/* USER CODE BEGIN 1 */
|
||||
|
||||
/* USER CODE END 1 */
|
Loading…
Add table
Add a link
Reference in a new issue