adding a third level of debug

Author: andreagilardoni

libraries/WiFiS3/src/Modem.cpp

@@ -192,7 +192,8 @@ ModemClass::ParseResult ModemClass::buf_read(const string &prompt, string &data_
             } else {
                _serial_debug->print(c);
             }
-         } else if(_serial_debug  && _debug_level >= 2) {
+         }
+         if(_serial_debug  && _debug_level >= 3) {
             _serial_debug->print(" State ");
             _serial_debug->println((int)state);
          }
@@ -344,6 +345,13 @@ ModemClass::ParseResult ModemClass::buf_read(const string &prompt, string &data_
       }
    }
 
+   if(_serial_debug  && _debug_level >= 3) {
+      _serial_debug->print("Final State ");
+      _serial_debug->print((int)state);
+      _serial_debug->print(" res ");
+      _serial_debug->println((int)res);
+   }
+
    // if(trim_results) { // we don't need this, since we are skipping spaces in Data state
    //    trim(data_res);
    // }

libraries/WiFiS3/src/Modem.h

@@ -48,8 +48,8 @@ class ModemClass {
   void debug(Stream  &u, uint8_t level = 0) {
     _serial_debug = &u;
 
-    if(level > 2) {
-      level = 2;
+    if(level > 3) {
+      level = 3;
     }
     _debug_level = level;
   }