Development v12

Warning - Product Update

All the resources present on this section belong to Waspmote v12, Waspmote Plug & Sense! v12 and Meshlium v3.8.

If you have a Waspmote v15, Waspmote Plug & Sense! v15 or Meshlium v4.0 please go to the new Development Section.

Check what is your version and what are the differences between the old and the new one in this document.

» 900 06b: Expansion board RX

This example shows how to receive packets through the Expansion board (SOCKET1).

Required Materials

E#
Receiving example via Expansion Board

Data: this_is_a_message
Length: 17

Data: this_is_a_message
Length: 17

Data: this_is_a_message
Length: 17
...

Notes

* This example belongs to a two-code example. This is the receiving part.
* All XBee modules must be configured with the same network parameters (PANID, channel and encryption mode)

Code

/*  
 *  ------   [900_06b] - Use of Expansion board     -------- 
 *  
 *  Explanation: This example shows how to receive packets through
 *  the Expansion board (SOCKET1). 
 *  
 *  Copyright (C) 2015 Libelium Comunicaciones Distribuidas S.L. 
 *  http://www.libelium.com 
 *  
 *  This program is free software: you can redistribute it and/or modify 
 *  it under the terms of the GNU General Public License as published by 
 *  the Free Software Foundation, either version 3 of the License, or 
 *  (at your option) any later version. 
 *  
 *  This program is distributed in the hope that it will be useful, 
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of 
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the 
 *  GNU General Public License for more details. 
 *  
 *  You should have received a copy of the GNU General Public License 
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>. 
 *  
 *  Version:           0.2
 *  Design:            David Gascón 
 *  Implementation:    Yuri Carmona
 */

#include <WaspXBee900.h>

// define variable
uint8_t error;


void setup()
{  
  // init USB port
  USB.ON();
  USB.println(F("Receiving example via Expansion Board"));

  // init XBee 
  xbee900.ON( SOCKET1 );
}


void loop()
{ 
  // receive XBee packet
  error = xbee900.receivePacketTimeout( 10000 );
  
  // check answer  
  if( error == 0 ) 
  {
    // Show data stored in '_payload' buffer indicated by '_length'
    USB.print(F("\nData: "));  
    USB.println( xbee900._payload, xbee900._length);
    
    // Show data stored in '_payload' buffer indicated by '_length'
    USB.print(F("Length: "));  
    USB.println( xbee900._length,DEC);
  }
  else
  {
    // Print error message:
    /*
     * '7' : Buffer full. Not enough memory space
     * '6' : Error escaping character within payload bytes
     * '5' : Error escaping character in checksum byte
     * '4' : Checksum is not correct	  
     * '3' : Checksum byte is not available	
     * '2' : Frame Type is not valid
     * '1' : Timeout when receiving answer   
    */
    USB.print(F("Error receiving a packet:"));
    USB.println(error,DEC);     
  }

} 

Output

E#
Receiving example via Expansion Board

Data: this_is_a_message
Length: 17

Data: this_is_a_message
Length: 17

Data: this_is_a_message
Length: 17
...

Quick Publish: