diff --git a/Modbus_communication/Modbus_TCP/common.cpp b/Modbus_communication/Modbus_TCP/common.cpp
index aaabf5a..9056633 100644
--- a/Modbus_communication/Modbus_TCP/common.cpp
+++ b/Modbus_communication/Modbus_TCP/common.cpp
@@ -170,4 +170,82 @@ unsigned int Input_Operations_Number(int Function_code)
 			flage = false;
 	} while (flage);
 	return Operations_Number;
+}
+/*********************************************************************************************
+* 功能    ：	检测写入数据
+* 描述	  ：	检测写入数据格式是否正确
+* 输入    ：    Write_date 写入的数据 Write_date_number写入数据的组数
+* 输出    ：    true  写入数据格式正确
+*				false 写入数据格式错误
+*********************************************************************************************/
+bool Check_Write_date(string Write_date, int Write_date_number)
+{
+	int Write_date_len = 2 * Write_date_number + Write_date_number - 1;
+	if (Write_date.length() != Write_date_len)
+		return false;
+	int Space_number = 0;
+	int j = -1;
+	for (unsigned int i = 0; i < Write_date.length(); i++)
+	{
+		if (Write_date[i] == 0x20)//空格位置判定
+		{
+			if (i - j == 3)
+			{
+				Space_number++;
+				j = i;
+			}
+			else
+				return false;
+		}
+		if ((Write_date[i] >= 0x30 && Write_date[i] <= 0x39)) // 1-9
+			continue;
+		else if ((Write_date[i] >= 0x41 && Write_date[i] <= 0x5A)) //A-Z
+			continue;
+		else if ((Write_date[i] >= 0x61 && Write_date[i] <= 0x7A)) //a-z
+			continue;
+		else
+			return false;
+	}
+	if (Space_number != Write_date_number - 1)
+		return false;
+	return true;
+}
+
+/*********************************************************************************************
+* 功能    ：	输入写入数据
+* 描述	  ：	根据写入数量和功能码类型输入相应的数据
+* 输入    ：    Function_code 选择的功能码类型 Operations_Number对应 功能码类型的操作数量
+* 输出    ：    Write_date 写入的数据 
+*********************************************************************************************/
+string Write_date(int Function_code, unsigned int Operations_Number)
+{
+	int i = 1;
+	string Write_date;
+	unsigned int Write_date_number;
+	if (Function_code == 0x01 || Function_code == 0x03)
+		return Write_date;//读线圈不需要输入写入数据
+	if (Function_code == 0x0F) //读线圈
+	{
+		Write_date_number = Operations_Number / 8;
+		if (Operations_Number % 8)
+			Write_date_number++;
+	}
+	if (Function_code == 0x10)
+		Write_date_number = Operations_Number * 2;
+	printf("请输入N组写入数据（2位16进制为一组，空格间隔）例如：00 00 01 00 20 05\n");
+	do
+	{
+		if (i == 1)
+		{
+			i = 0;
+			printf("请输入%d组写入数据 ：", Write_date_number);
+		}
+		else
+			printf("请重新输入%d组写入数据 ：", Write_date_number);
+		getline(cin, Write_date);
+		cin.clear();
+		cin.sync();
+	} while (!Check_Write_date(Write_date, Write_date_number));
+
+	return Write_date;
 }
\ No newline at end of file
diff --git a/Modbus_communication/Modbus_TCP/main.cpp b/Modbus_communication/Modbus_TCP/main.cpp
index b25b3c6..72a9431 100644
--- a/Modbus_communication/Modbus_TCP/main.cpp
+++ b/Modbus_communication/Modbus_TCP/main.cpp
@@ -1,4 +1,38 @@
 #include "main.h"
+//#include <stdlib.h>
+
+bool Check_Write_date(string Write_date, int Write_date_number)
+{
+	int Write_date_len = 2 * Write_date_number + Write_date_number - 1;
+	if (Write_date.length() != Write_date_len)
+		return false;
+	int Space_number = 0;
+	int j = -1;
+	for (unsigned int i = 0; i < Write_date.length(); i++)
+	{
+		if (Write_date[i] == 0x20)//�ո�λ���ж�
+		{
+			if (i - j == 3)
+			{
+				Space_number++;
+				j = i;
+			}
+			else
+				return false;
+		}
+		if ((Write_date[i] >= 0x30 && Write_date[i] <= 0x39)) // 1-9
+			continue;
+		else if ((Write_date[i] >= 0x41 && Write_date[i] <= 0x5A)) //A-Z
+			continue;
+		else if ((Write_date[i] >= 0x61 && Write_date[i] <= 0x7A)) //a-z
+			continue;
+		else
+			return false;
+	}
+	if (Space_number != Write_date_number - 1)
+		return false;
+	return true;
+}
 
 int main()
 {
@@ -6,35 +40,37 @@ int main()
 	//unsigned int Port_number;
 	//Input_IP(IP, &Port_number);
 	//Tcp_client(IP, Port_number);
-	int Function_code = 0x01;
-	unsigned int Operations_Number;
+	int Function_code = 0x0F;
+	unsigned int Operations_Number = 30;
+	unsigned int Write_date_number ;
 	while (1)
 	{
+		if (Function_code == 0x01 || Function_code == 0x03)
+			return 0;//����Ȧ����Ҫ����ı�����
 		int i = 1;
-		bool flage = true;
-		printf("  ������  0x01    0x03    0x0F   0x10\n");
-		printf("��������  1-2000  1-125  1-1968  1-123\n");
+		string Write_date;
+		if (Function_code == 0x0F) //����Ȧ
+		{
+			Write_date_number = Operations_Number / 8;
+			if (Operations_Number % 8)
+				Write_date_number++;
+		}
+		if (Function_code == 0x10)
+			Write_date_number = Operations_Number * 2;
+		printf("������N��д�����ݣ�2λ16����Ϊһ�飬�ո��������磺00 00 01 00 20 05\n");
 		do
 		{ 
 			if (i == 1)
 			{
 				i = 0;
-				cout << "���������(ʮ����)������";
+				printf("������%d������� ��", Write_date_number);
 			}
 			else
-				cout << "�������������(ʮ����)����";
-			cin >> Operations_Number;
+				printf("����������%d������� ��",Write_date_number);
+			getline(cin, Write_date);
 			cin.clear();
 			cin.sync();
-			if (Function_code == 0x01 && Operations_Number >= 1 && Operations_Number <= 2000)
-				flage = false;
-			if (Function_code == 0x03 && Operations_Number >= 1 && Operations_Number <= 125)
-				flage = false;
-			if (Function_code == 0x0F && Operations_Number >= 1 && Operations_Number <= 1968)
-				flage = false;
-			if (Function_code == 0x10 && Operations_Number >= 1 && Operations_Number <= 123)
-				flage = false;
-		} while (flage);
+		} while (!Check_Write_date(Write_date, Write_date_number));
 		printf("%02X", Operations_Number);
 		getchar();
 	}