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lwip+freertos 能ping通,测试过
stm32主程序源码如下:
- /**
- ******************************************************************************
- * File Name : main.c
- * Description : Main program body
- ******************************************************************************
- *
- * Copyright (c) 2017 STMicroelectronics International N.V.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted, provided that the following conditions are met:
- *
- * 1. Redistribution of source code must retain the above copyright notice,
- * this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright notice,
- * this list of conditions and the following disclaimer in the documentation
- * and/or other materials provided with the distribution.
- * 3. Neither the name of STMicroelectronics nor the names of other
- * contributors to this software may be used to endorse or promote products
- * derived from this software without specific written permission.
- * 4. This software, including modifications and/or derivative works of this
- * software, must execute solely and exclusively on microcontroller or
- * microprocessor devices manufactured by or for STMicroelectronics.
- * 5. Redistribution and use of this software other than as permitted under
- * this license is void and will automatically terminate your rights under
- * this license.
- *
- * THIS SOFTWARE IS PROVIDED BY STMICROELECTRONICS AND CONTRIBUTORS "AS IS"
- * AND ANY EXPRESS, IMPLIED OR STATUTORY WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
- * PARTICULAR PURPOSE AND NON-INFRINGEMENT OF THIRD PARTY INTELLECTUAL PROPERTY
- * RIGHTS ARE DISCLAIMED TO THE FULLEST EXTENT PERMITTED BY LAW. IN NO EVENT
- * SHALL STMICROELECTRONICS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
- * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
- * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
- * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
- * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- ******************************************************************************
- */
- /* Includes ------------------------------------------------------------------*/
- #include "main.h"
- #include "stm32f7xx_hal.h"
- #include "cmsis_os.h"
- #include "lwip.h"
- /* USER CODE BEGIN Includes */
- /* USER CODE END Includes */
- /* Private variables ---------------------------------------------------------*/
- osThreadId defaultTaskHandle;
- /* USER CODE BEGIN PV */
- /* Private variables ---------------------------------------------------------*/
- /* USER CODE END PV */
- /* Private function prototypes -----------------------------------------------*/
- void SystemClock_Config(void);
- void Error_Handler(void);
- static void MX_GPIO_Init(void);
- void StartDefaultTask(void const * argument);
- /* USER CODE BEGIN PFP */
- /* Private function prototypes -----------------------------------------------*/
- /* USER CODE END PFP */
- /* USER CODE BEGIN 0 */
- /* USER CODE END 0 */
- int main(void)
- {
- /* USER CODE BEGIN 1 */
- /* USER CODE END 1 */
- /* MCU Configuration----------------------------------------------------------*/
- /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
- HAL_Init();
- /* Configure the system clock */
- SystemClock_Config();
- /* Initialize all configured peripherals */
- MX_GPIO_Init();
- /* USER CODE BEGIN 2 */
- /* USER CODE END 2 */
- /* USER CODE BEGIN RTOS_MUTEX */
- /* add mutexes, ... */
- /* USER CODE END RTOS_MUTEX */
- /* USER CODE BEGIN RTOS_SEMAPHORES */
- /* add semaphores, ... */
- /* USER CODE END RTOS_SEMAPHORES */
- /* USER CODE BEGIN RTOS_TIMERS */
- /* start timers, add new ones, ... */
- /* USER CODE END RTOS_TIMERS */
- /* Create the thread(s) */
- /* definition and creation of defaultTask */
- osThreadDef(defaultTask, StartDefaultTask, osPriorityNormal, 0, 128);
- defaultTaskHandle = osThreadCreate(osThread(defaultTask), NULL);
- /* USER CODE BEGIN RTOS_THREADS */
- /* add threads, ... */
- /* USER CODE END RTOS_THREADS */
- /* USER CODE BEGIN RTOS_QUEUES */
- /* add queues, ... */
- /* USER CODE END RTOS_QUEUES */
-
- /* Start scheduler */
- osKernelStart();
-
- /* We should never get here as control is now taken by the scheduler */
- /* Infinite loop */
- /* USER CODE BEGIN WHILE */
- while (1)
- {
- /* USER CODE END WHILE */
- /* USER CODE BEGIN 3 */
- }
- /* USER CODE END 3 */
- }
- /** System Clock Configuration
- */
- void SystemClock_Config(void)
- {
- RCC_OscInitTypeDef RCC_OscInitStruct;
- RCC_ClkInitTypeDef RCC_ClkInitStruct;
- /**Configure the main internal regulator output voltage
- */
- __HAL_RCC_PWR_CLK_ENABLE();
- __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
- /**Initializes the CPU, AHB and APB busses clocks
- */
- RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
- RCC_OscInitStruct.HSIState = RCC_HSI_ON;
- RCC_OscInitStruct.HSICalibrationValue = 16;
- RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
- RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
- RCC_OscInitStruct.PLL.PLLM = 8;
- RCC_OscInitStruct.PLL.PLLN = 216;
- RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
- RCC_OscInitStruct.PLL.PLLQ = 2;
- if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
- {
- Error_Handler();
- }
- /**Activate the Over-Drive mode
- */
- if (HAL_PWREx_EnableOverDrive() != HAL_OK)
- {
- Error_Handler();
- }
- /**Initializes the CPU, AHB and APB busses clocks
- */
- RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
- |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
- RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
- RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
- RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;
- RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2;
- if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_7) != HAL_OK)
- {
- Error_Handler();
- }
- /**Configure the Systick interrupt time
- */
- HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq()/1000);
- /**Configure the Systick
- */
- HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK);
- /* SysTick_IRQn interrupt configuration */
- HAL_NVIC_SetPriority(SysTick_IRQn, 15, 0);
- }
- /** Configure pins as
- * Analog
- * Input
- * Output
- * EVENT_OUT
- * EXTI
- */
- static void MX_GPIO_Init(void)
- {
- GPIO_InitTypeDef GPIO_InitStruct;
- /* GPIO Ports Clock Enable */
- __HAL_RCC_GPIOG_CLK_ENABLE();
- __HAL_RCC_GPIOJ_CLK_ENABLE();
- __HAL_RCC_GPIOC_CLK_ENABLE();
- __HAL_RCC_GPIOA_CLK_ENABLE();
- /*Configure GPIO pin Output Level */
- HAL_GPIO_WritePin(GPIOJ, GPIO_PIN_13|GPIO_PIN_5, GPIO_PIN_RESET);
- /*Configure GPIO pins : PJ13 PJ5 */
- GPIO_InitStruct.Pin = GPIO_PIN_13|GPIO_PIN_5;
- GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
- GPIO_InitStruct.Pull = GPIO_NOPULL;
- GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
- HAL_GPIO_Init(GPIOJ, &GPIO_InitStruct);
- }
- /* USER CODE BEGIN 4 */
- /* USER CODE END 4 */
- /* StartDefaultTask function */
- void StartDefaultTask(void const * argument)
- {
- /* init code for LWIP */
- MX_LWIP_Init();
- /* USER CODE BEGIN 5 */
- /* Infinite loop */
- for(;;)
- {
- osDelay(1);
- }
- /* USER CODE END 5 */
- }
- /**
- * @brief This function is executed in case of error occurrence.
- * @param None
- * @retval None
- */
- void Error_Handler(void)
- {
- /* USER CODE BEGIN Error_Handler */
- /* User can add his own implementation to report the HAL error return state */
- while(1)
- {
- }
- ……………………
- …………限于本文篇幅 余下代码请从51黑下载附件…………
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