标题: STM32以太网lwip服务器实现程序 [打印本页]
作者: matthewroy    时间: 2019-7-2 10:16
标题: STM32以太网lwip服务器实现程序
更具lwip移植到stm32上实现以太网服务器

单片机源程序如下:
  1. #include "led.h"
  2. #include "lcd.h"
  3. #include "key.h"

  5. #include "stm32f4x7_eth.h"
  6. #include "stm32f4x7_eth_bsp.h"
  7. #include "netconf.h"
  8. #include "tcp.h"
  9. #include "udp.h"
  10. #include "string.h"

  12. #include "TCP_SERVER.h"

  14. #define SYSTEMTICK_PERIOD_MS  10
  15.        
  16. /* Private macro -------------------------------------------------------------*/
  17. /* Private variables ---------------------------------------------------------*/
  18. __IO uint32_t LocalTime = 0; /* this variable is used to create a time reference incremented by 10ms */
  19. uint32_t timingdelay;

  21. int main(void)
  22. {       
  23.         NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2);//设置系统中断优先级分组2
  24.         delay_init();         //初始化延时函数
  25.         LED_Init();                                          //初始化LED
  26.         //LCD_Init();                                          //初始化LCD
  27.         KEY_Init();           //初始化KEY
  28.        
  29. //        BRUSH_COLOR=RED;
  30. //        LCD_DisplayString(10,10,24,"Illuminati STM32F4");       
  31. //  LCD_DisplayString(10,40,16,"Author:Clever");
  32. //        LCD_DisplayString(20,70,24,"23 TCP_Server ");
  33. //       
  34. //        BRUSH_COLOR=BLUE;
  35. //        LCD_DisplayString(20,110,16,"IMT407G_IP:192.168.1.240");  //开发板作为服务器时的IP
  36. //        LCD_DisplayString(20,130,16,"TCP_Server_PORT:2040 ");     //开发板作为服务器时的端口号
  37.   
  38.         ETH_BSP_Config();     //DP83848相关IO初始化与ETH相关初始化
  39.         LwIP_Init();          //LWIP初始化
  40.         TCP_server_init();    //初始化开发板为服务器

  42.         while (1)
  43.         {  
  44.      LwIP_Periodic_Handle(LocalTime);                   /* handle periodic timers for LwIP */
  45.   }               
  46. }

  48. /**
  49.   * @brief  Inserts a delay time.
  50.   * @param  nCount: number of 10ms periods to wait for.
  51.   * @retval None
  52.   */
  53. void Delay(uint32_t nCount)
  54. {
  55.   /* Capture the current local time */
  56.   timingdelay = LocalTime + nCount;  

  58.   /* wait until the desired delay finish */  
  59.   while(timingdelay > LocalTime)
  60.   {     
  61.   }
  62. }

  64. /**
  65.   * @brief  Updates the system local time
  66.   * @param  None
  67.   * @retval None
  68.   */
  69. void Time_Update(void)
  70. {
  71.   LocalTime += SYSTEMTICK_PERIOD_MS;
  72. }

  74. #ifdef  USE_FULL_ASSERT

  76. /**
  77.   * @brief  Reports the name of the source file and the source line number
  78.   *   where the assert_param error has occurred.
  79.   * @param  file: pointer to the source file name
  80.   * @param  line: assert_param error line source number
  81.   * @retval None
  82.   */
  83. void assert_failed(uint8_t* file, uint32_t line)
  84. {
  85.   /* User can add his own implementation to report the file name and line number,
  86.      ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
  87.   /* Infinite loop */
  88.   while (1)
  89.   {}
  90. }
  91. #endif
复制代码

所有资料51hei提供下载:
TCP服务器数据收发实验.7z (613.2 KB, 下载次数: 44)


作者: daichenghe    时间: 2019-7-30 09:10
为什么PC无法连接上啊？



欢迎光临 (http://www.51hei.com/bbs/) Powered by Discuz! X3.1