   Serial.println(", Flash initialized.");
 
   //Web Setup Server
-  pinMode(INPUT_PULLUP,13);
   boolean isHigh=false;
-  for(int i=0;i<=10;i++){
-     if(digitalRead(13)==1) isHigh=true;
-     delay(50);
-  }
-  if(!setting_load() || isHigh){
+  for(int i=0;i<=5;i++){
+     if(analogRead(A2)>500) isHigh=true;
+     Serial.println(isHigh);
+     delay(10);
+  }
+  
+  if((!setting_load()) || isHigh){
     setting_init();
     setting_save();
     LWiFiEncryption wifi_auth;

//----- setup -----

void setup() {
  if(LED_MODE != LED_MODE_OFF){ // LED_MODE_OFF never light on  
    pinMode(ARDUINO_LED_PIN, OUTPUT);
  }
  lightBlink();

  Serial.begin(SERIAL_BAUDRATE);
  Serial.println("System starting...."); 
  

    }
    // close the file:
    settingFile.close();
    return 1;
  } else {
    return 0;
  }
}
// show current setting from setting memory
void setting_show(){
