已经完成了网络，DI口，RS485的数据透传，可通过RS485接收数据

User/user_main/user_main.c

@@ -0,0 +1,46 @@
+#include "user_main.h"
+#include <stdio.h>
+#include <stdint.h>
+#include "wizchip_conf.h"
+#include "wiz_interface.h"
+#include "loopback.h"
+
+/*wizchip->STM32 Hardware Pin define*/
+//	wizchip_SCS    --->     STM32_GPIOD7
+//	wizchip_SCLK	 --->     STM32_GPIOB13
+//  wizchip_MISO	 --->     STM32_GPIOB14
+//	wizchip_MOSI	 --->     STM32_GPIOB15
+//	wizchip_RESET	 --->     STM32_GPIOD8
+//	wizchip_INT    --->     STM32_GPIOD9
+
+/* Define network information */
+wiz_NetInfo default_net_info = {
+    .mac = {0x00, 0x08, 0xdc, 0x12, 0x22, 0x12},
+    .ip = {192, 168, 6, 212},
+    .gw = {192, 168, 6, 1},
+    .sn = {255, 255, 255, 0},
+    .dns = {8, 8, 8, 8},
+    .dhcp = NETINFO_STATIC
+    //.dhcp = NETINFO_STATIC  //static ip
+};
+uint16_t local_port = 8000;
+static uint8_t ethernet_buf[ETHERNET_BUF_MAX_SIZE] = {0};
+/**
+ * @brief   User Run Program
+ * @param   none
+ * @return  none
+ */
+void user_run(void)
+{
+  printf("wizchip UDP example\r\n");
+
+  /* wizchip init */
+  wizchip_initialize();
+
+  /* set network information */
+  network_init(ethernet_buf, &default_net_info);
+  while (1)
+	{
+		loopback_udps(SOCKET_ID, ethernet_buf, local_port);
+	}
+}

User/user_main/user_main.h

@@ -0,0 +1,18 @@
+#ifndef __USER_MAIN_H__
+#define __USER_MAIN_H__
+
+#include "wizchip_conf.h"  // 加入這行以識別 wiz_NetInfo 型別
+
+// 透過 extern 將網路配置參數暴露給 main.c 使用
+extern wiz_NetInfo default_net_info;
+#define SOCKET_ID 0
+#define ETHERNET_BUF_MAX_SIZE (1024 * 2)
+
+/**
+ * @brief   User Run Program
+ * @param   none
+ * @return  none
+ */
+
+void user_run(void);
+#endif