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//>>> The latest version of this code can be found at https://github.com/jcw/ !!

// Send out a radio packet every minute, consuming as little power as possible

// 2010-08-29 <jcw@equi4.com> http://opensource.org/licenses/mit-license.php

// $Id: radioBlip.pde 7763 2011-12-11 01:28:16Z jcw $

// all the low-power functions have been moved into the Ports library

#include <Ports.h>

#include <RF12.h>

static word payload;

void setup() {

#ifndef SDCR

    DDRB |= bit(0);

    for (byte i = 0; i < 6; ++i) {

        PINB = bit(0);

        delay(128);

    }

#endif

    rf12_initialize(4, RF12_868MHZ, 5);

}

void loop() {

    ++payload;

    while (!rf12_canSend())

        rf12_recvDone();

    rf12_sendStart(0, &payload, sizeof payload);

    MilliTimer t;

    while (!t.poll(1000))

        rf12_recvDone();

}