已经完成了网络，DI口，RS485的数据透传，可通过RS485接收数据

User/ioLibrary_Driver/Internet/SNMP/snmp_custom.h

@@ -0,0 +1,41 @@
+#ifndef _SNMP_CUSTOM_H_
+#define _SNMP_CUSTOM_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdio.h>
+#include <string.h>
+#include <stdarg.h>
+#include <stdint.h>
+
+#include "snmp.h"
+
+extern dataEntryType snmpData[];
+extern const int32_t maxData;
+
+// Define for using W5500-EVB: H/W Dependency (e.g., LEDs...)
+//#define _USE_WIZNET_W5500_EVB_
+
+#define COMMUNITY					"public\0"
+#define COMMUNITY_SIZE				(strlen(COMMUNITY))
+
+/* Predefined function: Response value control */
+void initTable();
+
+/* User defined functions: LED control examples */
+#ifdef _USE_WIZNET_W5500_EVB_
+	void get_LEDStatus_all(void *ptr, uint8_t *len);
+	void set_LEDStatus_R(int32_t val);
+	void set_LEDStatus_G(int32_t val);
+	void set_LEDStatus_B(int32_t val);
+#endif
+/* SNMP Trap: warmStart(1) */
+void initial_Trap(uint8_t * managerIP, uint8_t * agentIP);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif