LAN8720+stm32F767 使用hal库+lwip2.0，调试通过udp协议

/** ****************************************************************************** * File Name : ethernetif.c * Description : This file provides code for the configuration * of the ethernetif.c MiddleWare. ****************************************************************************** * This notice applies to any and all portions of this file * that are not between comment pairs USER CODE BEGIN and * USER CODE END. Other portions of this file, whether * inserted by the user or by software development tools * are owned by their respective copyright owners. * * Copyright (c) 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 "stm32f7xx_hal.h" #include "lwip/opt.h" #include "lwip/mem.h" #include "lwip/memp.h" #include "lwip/timeouts.h" #include "netif/ethernet.h" #include "netif/etharp.h" #include "lwip/ethip6.h" #include "ethernetif.h" #include <string.h> /* Within 'USER CODE' section, code will be kept by default at each generation */ /* USER CODE BEGIN 0 */ #include "pcf8574.h" /* USER CODE END 0 */ /* Private define ------------------------------------------------------------*/ /* Network interface name */ #define IFNAME0 's' #define IFNAME1 't' /* USER CODE BEGIN 1 */ /* USER CODE END 1 */ /* Private variables ---------------------------------------------------------*/ #if defined ( __ICCARM__ ) /*!< IAR Compiler */ #pragma data_alignment=4 #endif __ALIGN_BEGIN ETH_DMADescTypeDef DMARxDscrTab[ETH_RXBUFNB] __ALIGN_END;/* Ethernet Rx MA Descriptor */ #if defined ( __ICCARM__ ) /*!< IAR Compiler */ #pragma data_alignment=4 #endif __ALIGN_BEGIN ETH_DMADescTypeDef DMATxDscrTab[ETH_TXBUFNB] __ALIGN_END;/* Ethernet Tx DMA Descriptor */ #if defined ( __ICCARM__ ) /*!< IAR Compiler */ #pragma data_alignment=4 #endif __ALIGN_BEGIN uint8_t Rx_Buff[ETH_RXBUFNB][ETH_RX_BUF_SIZE] __ALIGN_END; /* Ethernet Receive Buffer */ #if defined ( __ICCARM__ ) /*!< IAR Compiler */ #pragma data_alignment=4 #endif __ALIGN_BEGIN uint8_t Tx_Buff[ETH_TXBUFNB][ETH_TX_BUF_SIZE] __ALIGN_END; /* Ethernet Transmit Buffer */ /* USER CODE BEGIN 2 */ /* USER CODE END 2 */ /* Global Ethernet handle */ ETH_HandleTypeDef heth; /* USER CODE BEGIN 3 */ /* USER CODE END 3 */ /* Private functions ---------------------------------------------------------*/ void HAL_ETH_MspInit(ETH_HandleTypeDef* ethHandle) { GPIO_InitTypeDef GPIO_InitStruct; if(ethHandle->Instance==ETH) { /* USER CODE BEGIN ETH_MspInit 0 */ /* USER CODE END ETH_MspInit 0 */ /* Enable Peripheral clock */ __HAL_RCC_ETH_CLK_ENABLE(); /**ETH GPIO Configuration PC1 ------> ETH_MDC PA1 ------> ETH_REF_CLK PA2 ------> ETH_MDIO PA7 ------> ETH_CRS_DV PC4 ------> ETH_RXD0 PC5 ------> ETH_RXD1 PB11 ------> ETH_TX_EN PG13 ------> ETH_TXD0 PG14 ------> ETH_TXD1 */ GPIO_InitStruct.Pin = GPIO_PIN_1|GPIO_PIN_4|GPIO_PIN_5; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Pull = GPIO_NOPULL; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; GPIO_InitStruct.Alternate = GPIO_AF11_ETH; HAL_GPIO_Init(GPIOC, &GPIO_InitStruct); GPIO_InitStruct.Pin = GPIO_PIN_1|GPIO_PIN_2|GPIO_PIN_7; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Pull = GPIO_NOPULL; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; GPIO_InitStruct.Alternate = GPIO_AF11_ETH; HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); GPIO_InitStruct.Pin = GPIO_PIN_11; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Pull = GPIO_NOPULL; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; GPIO_InitStruct.Alternate = GPIO_AF11_ETH; HAL_GPIO_Init(GPIOB, &GPIO_InitStruct); GPIO_InitStruct.Pin = GPIO_PIN_13|GPIO_PIN_14; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Pull = GPIO_NOPULL; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; GPIO_InitStruct.Alternate = GPIO_AF11_ETH; HAL_GPIO_Init(GPIOG, &GPIO_InitStruct); /* Peripheral interrupt init */ HAL_NVIC_SetPriority(ETH_IRQn, 1, 0); HAL_NVIC_EnableIRQ(ETH_IRQn); /* USER CODE BEGIN ETH_MspInit 1 */ //INTX_DISABLE(); //关闭所有中断，复位过程不能被打断！ PCF8574_WriteBit(ETH_RESET_IO,1); //硬件复位 HAL_Delay(100); PCF8574_WriteBit(ETH_RESET_IO,0); //复位结束 HAL_Delay(100); //INTX_ENABLE(); /* USER CODE END ETH_MspInit 1 */ } } void HAL_ETH_MspDeInit(ETH_HandleTypeDef* ethHandle) { if(ethHandle->Instance==ETH) { /* USER CODE BEGIN ETH_MspDeInit 0 */ /* USER CODE END ETH_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_ETH_CLK_DISABLE(); /**ETH GPIO Configuration PC1 ------> ETH_MDC PA1 ------> ETH_REF_CLK PA2 ------> ETH_MDIO PA7 ------> ETH_CRS_DV PC4 ------> ETH_RXD0 PC5 ------> ETH_RXD1 PB11 ------> ETH_TX_EN PG13 ------> ETH_TXD0 PG14 ------> ETH_TXD1 */ HAL_GPIO_DeInit(GPIOC, GPIO_PIN_1|GPIO_PIN_4|GPIO_PIN_5); HAL_GPIO_DeInit(GPIOA, GPIO_PIN_1|GPIO_PIN_2|GPIO_PIN_7); HAL_GPIO_DeInit(GPIOB, GPIO_PIN_11); HAL_GPIO_DeInit(GPIOG, GPIO_PIN_13|GPIO_PIN_14); /* Peripheral interrupt Deinit*/ HAL_NVIC_DisableIRQ(ETH_IRQn); /* USER CODE BEGIN ETH_MspDeInit 1 */ /* USER CODE END ETH_MspDeInit 1 */ } } /* USER CODE BEGIN 4 */ /* USER CODE END 4 */ /*************************