--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/rc433/sniffer.c Sun May 04 17:18:27 2014 +0200 @@ -0,0 +1,61 @@ +/***************************************************************************** + * Copyright (C) 2014 + * + * Michiel Broek <mbroek at mbse dot eu> + * + * This file is part of the mbsePi-apps + * + * This 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 2, or (at your option) any + * later version. + * + * mbsePi-apps 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 EC-65K; see the file COPYING. If not, write to the Free + * Software Foundation, 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. + *****************************************************************************/ + +#include "../lib/mbselib.h" +#include "sniffer.h" + + +int main(int argc, char *argv[]) { + + // This pin is not the first pin on the RPi GPIO header! + // Consult https://projects.drogon.net/raspberry-pi/wiringpi/pins/ + // for more information. + int PIN = 2; + + if (wiringPiSetup() == -1) + return 0; + + enableReceiveIRQ(PIN); // Receiver on inerrupt 0 => that is pin #2 + + while(1) { + + if (available()) { + unsigned long value = getReceivedValue(); + + if (value == 0) { + printf("Unknown encoding\n"); + } else { + printf("Protocol %d received 0x%lx\n", getReceivedProtocol(), value); + } + resetAvailable(); + + } else { + /* + * Don't hog the CPU + */ + delay(10); + } + } + + exit(0); +} +