rc433/recv.c

Sun, 04 May 2014 17:18:27 +0200

author
Michiel Broek <mbroek@mbse.eu>
date
Sun, 04 May 2014 17:18:27 +0200
changeset 20
f7f9463cdefd
child 23
d820a6f3ec16
permissions
-rw-r--r--

Added 433 MHz transmitter and receiver library and demo programs

/*****************************************************************************
 * 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 "recv.h"


int main(int argc, char *argv[]) {
    
    /*
     input PIN is hardcoded for testing purposes
     see https://projects.drogon.net/raspberry-pi/wiringpi/pins/
     for pin mapping of the raspberry pi GPIO connector
     */
    int PIN = 2;
    
    if (wiringPiSetup () )
	return 1;

    enableReceiveIRQ(PIN);
    
    while (1) {
	if (available()) {
		         
	    int value = getReceivedValue();
			     
	    if (value == 0) {
		printf("Unknown encoding\n");
	    } else {
		printf("Received %ld/%d bit Protocol: %d\n", getReceivedValue(), getReceivedBitlength(), getReceivedProtocol() );
	    }

	    resetAvailable();
	} else {
	   /*
	    * Don't hog the CPU.
	    */
	   delay(10);
	}
    }

    return 0;
}

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