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1a13d25d33
of an rtimer for the periodic radio duty cycling. The benefit of this implementation is that it leaves an rtimer free for user tasks. The drawback is a slightly higher idle power consumption. This new version is based on the current rtimer-based X-MAC.
70 lines
2.5 KiB
C
70 lines
2.5 KiB
C
/*
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* Copyright (c) 2007, Swedish Institute of Computer Science.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of the Contiki operating system.
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*
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* $Id: cxmac.h,v 1.3 2010/01/31 18:44:23 adamdunkels Exp $
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*/
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/**
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* \file
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* A simple power saving MAC protocol based on X-MAC [SenSys 2006]
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* \author
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* Adam Dunkels <adam@sics.se>
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*/
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#ifndef __CXMAC_H__
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#define __CXMAC_H__
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#include "sys/rtimer.h"
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#include "net/mac/mac.h"
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#include "dev/radio.h"
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#define CXMAC_RECEIVER "cxmac.recv"
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#define CXMAC_STROBES "cxmac.strobes"
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#define CXMAC_SEND_WITH_ACK "cxmac.send.ack"
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#define CXMAC_SEND_WITH_NOACK "cxmac.send.noack"
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struct cxmac_config {
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rtimer_clock_t on_time;
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rtimer_clock_t off_time;
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rtimer_clock_t strobe_time;
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rtimer_clock_t strobe_wait_time;
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};
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extern const struct mac_driver cxmac_driver;
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const struct mac_driver *cxmac_init(const struct radio_driver *d);
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extern struct cxmac_config cxmac_config;
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void cxmac_set_announcement_radio_txpower(int txpower);
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#endif /* __CXMAC_H__ */
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