 #define VERIFY 4
 #define CONNECTED 5
 #define SOFTPOT_THREASHOLD 950
+#define SOFTPOT_DELTA_THREASHOLD 111
 #define DELAY_IN_WAIT 1000000
 unsigned long session_id = 0xA90;
 

      else {
	// there are multiple repliers, need to adjust
	// sort the received Id or actually no need if we have TDMA
	
	// complex part to implement, take a coffee and then start	
	state = VERIFY;
      }
    }

    if (softpotReading < SOFTPOT_THREASHOLD) {
      Serial.println("[INIT] Entering");      
      state = INIT;
      softpotInitV = softpotReading;
      pressed = true;
    }
    selectedXBee = -1;
    break;
