gistfile1.java

// import UDP library
import hypermedia.net.*;


UDP udp;

void setup() {
  udp = new UDP( this, 3054 ); //port from xbee wi-fi
  udp.listen( true );
}

void draw() {;}

void keyPressed() {
    String message  = str( key );
    String ip       = "localhost";
    int port        = 9670; //port to xbee wi-fi  
    message = message+";\n";
    udp.send( message, ip, port );
}


void receive( byte[] data, String ip, int port ) { 
  int len = data.length; 
  byte[] message = subset(data, 0, len);
  
  for( int i = 0; i<len; i++ ){
    if (message[i] == 0) {
      if (message[i + 1] == 7)
      println (message[i + 2] +  " " + message[i + 3]+ " " + message[i + 4]+ " " + message[i + 5]+ " " + message[i + 6]+  " " + message[i + 7] );
    }
  }
}