diff --git a/FC_InferfaceBoard/Ethernet.ino b/FC_InferfaceBoard/Ethernet.ino
index 5551340..d821470 100644
--- a/FC_InferfaceBoard/Ethernet.ino
+++ b/FC_InferfaceBoard/Ethernet.ino
@@ -1,4 +1,3 @@
-//
 void Ethernet_setup(){
   byte mac[] = { 0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0x00 };
   IPAddress ip(192, 168, 20, 177);
diff --git a/FC_InferfaceBoard/FC_InferfaceBoard.ino b/FC_InferfaceBoard/FC_InferfaceBoard.ino
index eda1643..3a02224 100644
--- a/FC_InferfaceBoard/FC_InferfaceBoard.ino
+++ b/FC_InferfaceBoard/FC_InferfaceBoard.ino
@@ -175,35 +175,20 @@ void loop() {
         //Serial.println(cmd);
         if(cmd=="ALL?"){
           client.print(Prcss_ALL_Read());
-
         }
         // GPIO
         else if(cmd=="DO!"){
           dataSize = demuxNum(cmdData, data);
           client.print(Prcss_DO_Write(data, dataSize));
 
-        }else if(cmd=="DI?"){
-          client.print(Prcss_DI_Read());
-
         }else if(cmd=="AO!"){
           dataSize = demuxNum(cmdData, data);
           client.print(Prcss_AO_Write(data, dataSize));
-
-        }else if(cmd=="AI?"){
-          client.print(Prcss_AI_Read());
-
         }
         // MC9
         else if(cmd=="SV!"){
           dataSize = demuxNum(cmdData, data);
           client.print(Prcss_SV_Write(data, dataSize));
-
-        }else if(cmd=="SV?"){
-          client.print(Prcss_SV_Read());
-
-        }else if(cmd=="PV?"){
-          client.print(Prcss_PV_Read());
-
         }
         /*
         else if(cmd=="ATon!"){
@@ -220,13 +205,16 @@ void loop() {
         }else if(cmd=="RngAO!"){
           dataSize = demuxNum(cmdData, data);
           client.print(Prcss_RngAO(data, dataSize));
-
         }else if(cmd=="ChMC9!"){
           dataSize = demuxNum(cmdData, data);
           client.print(Prcss_ChMC9(data, dataSize));
-
         }
 
+        // Extra
+        else if(cmd=="AT!"){
+          dataSize = demuxNum(cmdData, data);
+          client.print("");
+        }
         //else if(cmd==""){
 
         //}
diff --git a/FC_InferfaceBoard/MC9.ino b/FC_InferfaceBoard/MC9.ino
index 5a1093d..19bbb45 100644
--- a/FC_InferfaceBoard/MC9.ino
+++ b/FC_InferfaceBoard/MC9.ino
@@ -10,6 +10,9 @@ void setupMC9_1(int i, int data){
 String msg_MC9_PV(int addr){
   String message = "";
 
+  if(addr < 10){
+    message += "0";  
+  }
   message += String(addr);
   message += "DRS,08,0001";
   message += sumMC9(message);
@@ -21,6 +24,9 @@ String msg_MC9_PV(int addr){
 String msg_MC9_SV(int addr){
   String message = "";
   
+  if(addr < 10){
+    message += "0";  
+  }
   message += String(addr);
   message += "DRS,08,0011";
   message += sumMC9(message);
@@ -29,36 +35,107 @@ String msg_MC9_SV(int addr){
   return message;
 }
 
+int msg_MC9_SV_set(unsigned int data[], int dataSize){
+  String message = "";
+  int lp0, lp1;
+
+  if(dataSize > 8){
+    lp0 = 8;
+    lp1 = dataSize;
+    /*
+    if(dataSize==16){
+      lp1 = 8;
+    }else{
+      lp1 = dataSize%8;  
+    }
+    */
+  }else{
+    lp0 = dataSize;
+    lp1 = 0;
+  }
+
+  if(RS485_1_Addr[0] != 0){
+    if(RS485_1_Addr[0] < 10){
+      message += "0";  
+    }
+    message = String(RS485_1_Addr[0]);
+    message += "DWR,0" + String(lp0) + ",";
+    for(int i=0 ; i<lp0 ; i++){
+      char hexStr[5]; // Buffer to hold the hexadecimal string (4 characters + null terminator)
+      sprintf(hexStr, "%04X", data[i]); // Format as 4 digit uppercase hexadecimal
+
+      message += MC9_CH[i] + 1; // ZONE 1
+      message += ",";
+      message += String(hexStr);
+      if(i != (lp0-1)){
+        message += ",";
+      }
+    }
+    message += sumMC9(message);
+    message = "" + message + CRLF;
+    write_buff_first(Buff_485_Wr, message);
+  }
+
+  if((RS485_1_Addr[1] != 0) && (lp1>0)){
+    if(RS485_1_Addr[1] < 10){
+      message += "0";  
+    }
+    message = String(RS485_1_Addr[1]);
+    message += "DWR,0" + String(lp1-8) + ",";
+    for(int i=8 ; i<lp1 ; i++){
+      char hexStr[5]; // Buffer to hold the hexadecimal string (4 characters + null terminator)
+      sprintf(hexStr, "%04X", data[i]); // Format as 4 digit uppercase hexadecimal
+
+      message += MC9_CH[i%8] + 1; // ZONE 1
+      message += ",";
+      message += String(hexStr);
+      if(i != (lp1-1)){
+        message += ",";
+      }
+    }
+    message += sumMC9(message);
+    message = "" + message + CRLF;
+    write_buff_first(Buff_485_Wr, message);
+  }
+
+  return 0;
+}
+
 int saveMC9(String message){
-  int addr, idx;
+  int addr;
+  int idx = -1;
   String mode;
   int data[8];
   int crc;
 
   if (parseMC9(message, addr, mode, data, crc)) {
     for(int i=0 ; i < 2 ; i++){ // RS485_1 has two rooms for two MC9s
+      
       if(RS485_1_Addr[i] == addr){
         idx = i;
         break;
-      }else{
-        return -1;
       }
     }
+    
+    if(idx < 0){
+      return -1;
+    }
 
-    if(latest_sent_msg.indexOf("DRS,08,0001") != -1){ // if PV CMD
+    if(latest_sent_msg.indexOf("DRS,08,0001") != -1){ // if sent message is PV CMD
       //rcv_10_PV = true;
       for(int i = 0 ; i < RS485_1_Rcv_size ; i++){
         RS485_1_Values_PV[i + idx*8] = data[i];
       }
     }
-    //if(latest_sent_msg == msg_MC9_SV(10)){
-    if(latest_sent_msg.indexOf("DRS,08,0011") != -1){ // if SV CMD
+    
+    if(latest_sent_msg.indexOf("DRS,08,0011") != -1){ // if sent message is SV CMD
       //rcv_10_SV = true;
       for(int i = 0 ; i < RS485_1_Rcv_size ; i++){
         RS485_1_Values_SV[i + idx*8] = data[i];
       }
     }
     return 1;
+
   } else {
       Serial.println("error 485 read");
       return 0;
diff --git a/FC_InferfaceBoard/Processes.ino b/FC_InferfaceBoard/Processes.ino
index d799a03..2e6999a 100644
--- a/FC_InferfaceBoard/Processes.ino
+++ b/FC_InferfaceBoard/Processes.ino
@@ -1,6 +1,6 @@
 String Prcss_ALL_Read(){
-  
   String str = "";
+
   str += "AI?:";
   for (int i = 0; i < Size_AI; i++) {
     char formattedNumber[5]; // 4자리 숫자 + 널 종료 문자
@@ -9,21 +9,20 @@ String Prcss_ALL_Read(){
     str += ',';
   }
   str += RcvOK;
-
   
   str += "DI?:";
-  char formattedNumber[5]; // 4자리 숫자 + 널 종료 문자
-  sprintf(formattedNumber, "%04X", Values_DI); // 4자리로 고정된 형식의 문자열 생성
-  str += formattedNumber; // 형식화된 문자열 추가
+  char formattedNumber[5];
+  sprintf(formattedNumber, "%04X", Values_DI);
+  str += formattedNumber;
   str += ',';
   str += RcvOK;
 
   str += "PV10?:";
   if(rcv_10_PV){
     for (int i = 0; i < RS485_1_Rcv_size*2; i++) {
-      char formattedNumber[5]; // 4자리 숫자 + 널 종료 문자
-      sprintf(formattedNumber, "%04X", RS485_1_Values_PV[i]); // 4자리로 고정된 형식의 문자열 생성
-      str += formattedNumber; // 형식화된 문자열 추가
+      char formattedNumber[5];
+      sprintf(formattedNumber, "%04X", RS485_1_Values_PV[i]);
+      str += formattedNumber;
       str += ',';
     }
     str += RcvOK;
@@ -34,15 +33,16 @@ String Prcss_ALL_Read(){
   str += "SV10?:";
   if(rcv_10_SV){
     for (int i = 0; i < RS485_1_Rcv_size*2; i++) {
-      char formattedNumber[5]; // 4자리 숫자 + 널 종료 문자
-      sprintf(formattedNumber, "%04X", RS485_1_Values_SV[i]); // 4자리로 고정된 형식의 문자열 생성
-      str += formattedNumber; // 형식화된 문자열 추가
+      char formattedNumber[5];
+      sprintf(formattedNumber, "%04X", RS485_1_Values_SV[i]);
+      str += formattedNumber;
       str += ',';
     }
     str += RcvOK;
   }else{
     str += RcvErr;
   }
+
   return str + FIN;
 }
 
@@ -62,73 +62,14 @@ String Prcss_DO_Write(unsigned int data[], int dataSize){
   str += RcvOK;
   return str + FIN;
 }
-String Prcss_DI_Read(){
-  String str = "DI?:";
-
-  //for (int i = 0; i < Size_DI; i++) {
-    char formattedNumber[5]; // 4자리 숫자 + 널 종료 문자
-    sprintf(formattedNumber, "%04X", Values_DI); // 4자리로 고정된 형식의 문자열 생성
-    str += formattedNumber; // 형식화된 문자열 추가
-    str += ',';
-  //}
-
-  str += RcvOK;
-  return str + FIN;
-}
-//
-String Prcss_AI_Read(){
-  String str = "AI?:";
-
-  for (int i = 0; i < Size_AI; i++) {
-    char formattedNumber[5]; // 4자리 숫자 + 널 종료 문자
-    sprintf(formattedNumber, "%04X", Values_AI[i]); // 4자리로 고정된 형식의 문자열 생성
-    str += formattedNumber; // 형식화된 문자열 추가
-    str += ',';
-  }
-
-  str += RcvOK;
-  return str + FIN;
-}
 
 String Prcss_AO_Write(unsigned int data[], int dataSize){
   String str = "AO!:";
-  //int t = millis();
   int d = 2;
 
   for(int i=0 ; i<dataSize ; i++){
     AO_Write(i, data[i]);
   }
-  
-  //t = millis()-t;
-  //Serial.println(t);
-
-  str += RcvOK;
-  return str + FIN;
-}
-
-String Prcss_PV_Read(){
-  String str = "PV10?:";
-
-  for (int i = 0; i < Size_PV; i++) {
-    char formattedNumber[5]; // 4자리 숫자 + 널 종료 문자
-    sprintf(formattedNumber, "%04X", Values_10_PV[i]); // 4자리로 고정된 형식의 문자열 생성
-    str += formattedNumber; // 형식화된 문자열 추가
-    str += ',';
-  }
-
-  str += RcvOK;
-  return str + FIN;
-}
-
-String Prcss_SV_Read(){
-  String str = "SV10?:";
-
-  for (int i = 0; i < Size_SV; i++) {
-    char formattedNumber[5]; // 4자리 숫자 + 널 종료 문자
-    sprintf(formattedNumber, "%04X", Values_10_SV[i]); // 4자리로 고정된 형식의 문자열 생성
-    str += formattedNumber; // 형식화된 문자열 추가
-    str += ',';
-  }
 
   str += RcvOK;
   return str + FIN;
@@ -136,35 +77,8 @@ String Prcss_SV_Read(){
 
 String Prcss_SV_Write(unsigned int data[], int dataSize){
   String str = "SV!:";
-  String message, cmd, cmdData;
 
-  cmd = "10DWR,";
-
-  if (dataSize < 9) {
-    cmd = "10DWR,0" + String(dataSize) + ",";
-  } else {
-    str += RcvErr;
-    return str + FIN;
-  }
-
-  cmdData = "";
-  for(int i=0 ; i<dataSize ; i++){
-    char hexStr[5]; // Buffer to hold the hexadecimal string (4 characters + null terminator)
-    sprintf(hexStr, "%04X", data[i]); // Format as 4 digit uppercase hexadecimal
-
-    cmdData += MC9_CH[i] + 1; // ZONE 1
-    cmdData += ",";
-    cmdData += String(hexStr);
-    if(i != dataSize -1){
-      cmdData += ",";
-    }
-  }
-
-  message = cmd + cmdData;
-  message += sumMC9(message);
-  message = "" + message + CRLF;
-  write_buff_first(Buff_485_Wr, message);
-  Serial.println(message);
+  msg_MC9_SV_set(data, dataSize);
 
   str += RcvOK;
   return str + FIN;
@@ -181,7 +95,6 @@ String Prcss_AT_Write(bool onOff){
     cmd += "0000";
   }
   
-
   message = cmd;
   message += sumMC9(message);
   message = "" + message + CRLF;
@@ -191,7 +104,6 @@ String Prcss_AT_Write(bool onOff){
   return str + FIN;
 }
 
-
 String Prcss_RngAO(unsigned int data[], int dataSize){
   String str = "RngAO!:";
   int rng = 0;
diff --git a/FC_InferfaceBoard/RS485.ino b/FC_InferfaceBoard/RS485.ino
index 9fd46ef..6b58f0b 100644
--- a/FC_InferfaceBoard/RS485.ino
+++ b/FC_InferfaceBoard/RS485.ino
@@ -1,9 +1,7 @@
-// Sample communication Code for RS 485 Shield with Arduino Mega 2560
 #define RS485_OE_1 22 //RS485 CH#1 Output Enable => pin 22 for CH#1
 #define Snd_485 HIGH
 #define Rcv_485 LOW
 
-
 void RS485_setup(){
   Serial1.setTimeout(300);
   Serial1.begin(9600);
@@ -69,7 +67,6 @@ int recieve_485(){
   String message = read_buff(Buff_485_Rd);
   if(message != ""){
     numOf485--;
-    //if((latest_sent_msg == msg_MC9_PV(10)) || (latest_sent_msg == msg_MC9_SV(10))){
     if(latest_sent_msg.indexOf("DRS") != -1){
       saveMC9(message);
     }
@@ -84,7 +81,6 @@ int recieve_485(){
   return 0;
 }
 
-
 /* For Test from PC */
 void recieve_485_0(){
 
@@ -103,5 +99,3 @@ void recieve_485_0(){
     IdeSerial = "";
   }
 }
-
-
diff --git a/Labview/Data_process.vi b/Labview/Data_process.vi
index 8d6c50f..af32dfe 100644
Binary files a/Labview/Data_process.vi and b/Labview/Data_process.vi differ
diff --git a/Labview/IF_CMD.vi b/Labview/IF_CMD.vi
index 11b1a76..e9c90e5 100644
Binary files a/Labview/IF_CMD.vi and b/Labview/IF_CMD.vi differ
diff --git a/Labview/IF_Loop.vi b/Labview/IF_Loop.vi
index 8c18b9a..59d584a 100644
Binary files a/Labview/IF_Loop.vi and b/Labview/IF_Loop.vi differ