提交SMOD ATSC IMX APP版本 V122

2026-07-16 14:35:59 +08:00
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+/**
+  ******************************************************************************
+  * @file    stm32f4x7_eth_conf.h
+  * @author  MCD Application Team
+  * @version V1.0.0
+  * @date    31-October-2011
+  * @brief   Configuration file for the STM32F4x7 Ethernet driver.
+  ******************************************************************************
+  * @attention
+  *
+  * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
+  * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
+  * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
+  * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
+  * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
+  * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
+  *
+  * <h2><center>&copy; COPYRIGHT 2011 STMicroelectronics</center></h2>
+  ******************************************************************************
+  */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __STM32F4x7_ETH_CONF_H
+#define __STM32F4x7_ETH_CONF_H
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+/* Includes ------------------------------------------------------------------*/
+#include "stm32f4xx.h"
+
+/* Exported types ------------------------------------------------------------*/
+/* Exported constants --------------------------------------------------------*/
+
+/* Uncomment the line below when using time stamping and/or IPv4 checksum offload */
+#define USE_ENHANCED_DMA_DESCRIPTORS
+
+/* Uncomment the line below if you want to use user defined Delay function
+   (for precise timing), otherwise default _eth_delay_ function defined within
+   the Ethernet driver is used (less precise timing) */
+
+#define _eth_delay_    ETH_Delay /* Default _eth_delay_ function with less precise timing */
+
+
+/* Uncomment the line below to allow custom configuration of the Ethernet driver buffers */
+//#define CUSTOM_DRIVER_BUFFERS_CONFIG
+
+#ifdef  CUSTOM_DRIVER_BUFFERS_CONFIG
+/* Redefinition of the Ethernet driver buffers size and count */
+ #define ETH_RX_BUF_SIZE    ETH_MAX_PACKET_SIZE /* buffer size for receive */
+ #define ETH_TX_BUF_SIZE    ETH_MAX_PACKET_SIZE /* buffer size for transmit */
+ #define ETH_RXBUFNB        20                  /* 20 Rx buffers of size ETH_RX_BUF_SIZE */
+ #define ETH_TXBUFNB        5                   /* 5  Tx buffers of size ETH_TX_BUF_SIZE */
+#endif
+
+
+/* PHY configuration section **************************************************/
+/* PHY Reset delay */
+#define PHY_RESET_DELAY    ((uint32_t)0x000FFFFF)
+/* PHY Configuration delay */
+#define PHY_CONFIG_DELAY   ((uint32_t)0x00FFFFFF)
+
+/* The PHY status register value change from a PHY to another, so the user have
+   to update this value depending on the used external PHY */
+#define PHY_SR    ((uint16_t)16) /* Value for DP83848 PHY */
+
+/* The Speed and Duplex mask values change from a PHY to another, so the user
+   have to update this value depending on the used external PHY */
+#define PHY_SPEED_STATUS            ((uint16_t)0x0002) /* Value for DP83848 PHY */
+#define PHY_DUPLEX_STATUS           ((uint16_t)0x0004) /* Value for DP83848 PHY */
+
+
+/* Exported macro ------------------------------------------------------------*/
+/* Exported functions ------------------------------------------------------- */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __STM32F4x7_ETH_CONF_H */
+
+
+/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
+