diff --git a/Modbus_communication/Modbus_TCP/TCP_client.cpp b/Modbus_communication/Modbus_TCP/TCP_client.cpp
index 94a8ead..2a0a9a2 100644
--- a/Modbus_communication/Modbus_TCP/TCP_client.cpp
+++ b/Modbus_communication/Modbus_TCP/TCP_client.cpp
@@ -226,28 +226,28 @@ bool Tcp_client(string IP, unsigned int Port_number)
 		unsigned int Operations_Number = Input_Operations_Number(Function_code);
 		unsigned int Starting_address = Input_Starting_address();
 		string Write_date = Input_Write_date(Function_code, Operations_Number);
-		int Message_len = Crate_TCP_Message(Request_Message, Function_code, Operations_Number, Starting_address, Write_date);
+		int Request_Message_len = Crate_TCP_Message(Request_Message, Function_code, Operations_Number, Starting_address, Write_date);
 		printf("主站请求 ：");
-		for (int i = 0; i < Message_len; i++)
+		for (int i = 0; i < Request_Message_len; i++)
 		{
 			printf("%02x  ", Request_Message[i]);
 		}
 		printf("\n");
-		Log_Note(Request_Message, 1, Message_len);
+		Log_Note(Request_Message, 1, Request_Message_len);
 		Clear_recv_buf(ClientSocket);
-		send(ClientSocket, (char*)Request_Message, Message_len, 0);
+		send(ClientSocket, (char*)Request_Message, Request_Message_len, 0);
 		memset(Response_Message, 0, 260);
-		int ret = recv(ClientSocket, (char*)Response_Message, 260, 0);
-		if (ret > 0)
+		int Response_Message_len = recv(ClientSocket, (char*)Response_Message, 260, 0);
+		if (Response_Message_len > 0)
 		{
-			Log_Note(Response_Message, 0, ret);
+			Log_Note(Response_Message, 0, Response_Message_len);
 			printf("从站响应 ：");
-			for (int i = 0; i < ret; i++)
+			for (int i = 0; i < Response_Message_len; i++)
 			{
 				printf("%02x  ", Response_Message[i]);
 			}
 			printf("\n");
-			if (Analysis_Response_Message(Response_Message, Request_Message, ret))
+			if (Analysis_Response_Message(Response_Message, Request_Message, Response_Message_len))
 				printf("响应报文异常\n\n");
 		}
 		else
diff --git a/Modbus_communication/Modbus_TCP/common.cpp b/Modbus_communication/Modbus_TCP/common.cpp
index 8a20b62..d6b7668 100644
--- a/Modbus_communication/Modbus_TCP/common.cpp
+++ b/Modbus_communication/Modbus_TCP/common.cpp
@@ -258,6 +258,14 @@ int Crate_TCP_Message(UINT8 *Message, int Function_code, unsigned int Operations
 	
 }
 
+/*********************************************************************************************
+* 功能    ：	日志记录
+* 描述	  ：	记录每次通信的请求和响应报文
+* 输入    ：    *Message 消息帧存放的数组   flage = 1 请求报文  flage = 其他 响应报文
+*				Message_len 报文数据长度
+* 输出    ：    无
+*********************************************************************************************/
+
 void Log_Note(UINT8 *Message, int flage, int Message_len)
 {
 	FILE *fp = NULL;