       Serial.println(r_size);
       
       int pl=r_size+app_key_offset;
-      
+//-------------------- Message send -----------------------------------
+
 #ifdef WITH_AES
       byte iv[N_BLOCK] ;
       byte cipher [48] ;

//#define BAND900
///////////////////////////////////////////////////////////////////////////////////////////////////////////

#include <HCSR04.h>
#include <DHT.h>

#define WITH_EEPROM
#define WITH_APPKEY

#endif

uint8_t my_appKey[4]={5, 6, 7, 8};
String station_number = "1";

#ifdef WITH_EEPROM
struct sx1272config {
