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// $Id: TestLplC.nc,v 1.2 2009-10-21 19:11:51 razvanm Exp $
/* tab:4
* "Copyright (c) 2000-2005 The Regents of the University of California.
* All rights reserved.
*
* Permission to use, copy, modify, and distribute this software and its
* documentation for any purpose, without fee, and without written agreement is
* hereby granted, provided that the above copyright notice, the following
* two paragraphs and the author appear in all copies of this software.
*
* IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
* OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
* CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
* ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS."
*
* Copyright (c) 2002-2003 Intel Corporation
* All rights reserved.
*
* This file is distributed under the terms in the attached INTEL-LICENSE
* file. If you do not find these files, copies can be found by writing to
* Intel Research Berkeley, 2150 Shattuck Avenue, Suite 1300, Berkeley, CA,
* 94704. Attention: Intel License Inquiry.
*/
#include "Timer.h"
/**
* Simple test code for low-power-listening. Sends a sequence of packets,
* changing the low-power-listening settings every ~32s. See README.txt
* for more details.
*
* @author Philip Levis, David Gay
* @date Oct 27 2006
*/
module TestLplC {
uses {
interface Leds;
interface Boot;
interface Receive;
interface AMSend;
interface Timer<TMilli> as MilliTimer;
interface SplitControl;
interface LowPowerListening;
}
}
implementation
{
message_t packet;
bool locked;
uint8_t counter = 0, sendSkip;
int16_t sendInterval;
event void Boot.booted() {
call SplitControl.start();
}
void nextLplState()
{
switch (counter >> 5) {
case 0:
sendSkip = 0;
sendInterval = 0;
call LowPowerListening.setLocalWakeupInterval(0);
break;
case 1:
sendInterval = 100; /* Send to sleepy listener */
break;
case 2:
sendInterval = -1; /* Send to listener like us */
call LowPowerListening.setLocalWakeupInterval(250);
break;
case 3:
sendInterval = 0; /* Send to awake listener */
break;
case 4:
sendInterval = -1; /* Send to listener like us */
call LowPowerListening.setLocalWakeupInterval(10);
break;
case 5:
sendSkip = 7; /* Send every 7s */
call LowPowerListening.setLocalWakeupInterval(2000);
break;
}
}
event void MilliTimer.fired()
{
counter++;
if (!(counter & 31))
nextLplState();
if (!locked && ((counter & sendSkip) == sendSkip))
{
if (sendInterval >= 0)
call LowPowerListening.setRemoteWakeupInterval(&packet, sendInterval);
if (call AMSend.send(AM_BROADCAST_ADDR, &packet, 0) == SUCCESS)
{
call Leds.led0On();
locked = TRUE;
}
}
}
event message_t* Receive.receive(message_t* bufPtr,
void* payload, uint8_t len)
{
call Leds.led1Toggle();
return bufPtr;
}
event void AMSend.sendDone(message_t* bufPtr, error_t error)
{
if (&packet == bufPtr)
{
locked = FALSE;
call Leds.led0Off();
}
}
event void SplitControl.startDone(error_t err)
{
call MilliTimer.startPeriodic(1000);
}
event void SplitControl.stopDone(error_t err) { }
}
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