 }
 
 bool proc_hello(String csvline)
-{
-#if 1
-  Test_extractCsvRow();
-  return false;
-#endif 
-  
+{  
   String cmdstr = extractCsvRow(csvline, 0);
   String serNo = extractCsvRow(csvline, 1);
   String nickName = extractCsvRow(csvline, 2);

  if (nickName.length() == 0) {
    return false;
  }

#if 1
  Serial.println("Your S/N:" + serNo);

} CMD_e;

//-------------------------------------------------------------------------
// for debug

void debug_outputDebugString(String prefix, String msg)
{
  // this function is used to turn off/on all the debug prints

  Serial.println("[DEBUG] " + prefix + " > " + msg);
}

//-------------------------------------------------------------------------

void setup() {
  Serial.begin(115200); 
