hplmicc.nc

802.15.4协议的实现

// $Id: HPLMicC.nc,v 1.1 2004/04/23 21:32:02 alecwoo Exp $

/*									tab:4
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 * Copyright (c) 2002-2003 Intel Corporation
 * All rights reserved.
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 * This file is distributed under the terms in the attached INTEL-LICENSE     
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/*
 *
 * Authors:		Alec Woo
 * Date last modified:  4/23/04
 *
 */

module HPLMicC{
  provides interface MicInterrupt;
}
implementation
{
  async command result_t MicInterrupt.enable(){
    sbi(EIMSK, 7);
    return SUCCESS;
  }

  async command result_t MicInterrupt.disable(){
    cbi(EIMSK, 7);
    return SUCCESS;
  }

  default async event result_t MicInterrupt.toneDetected() {
    return SUCCESS;
  }

#ifndef PLATFORM_PC
  // On Mica2, the actual hardware interrupt is INT7
  // a macro mapping to PORTE pin 7.
  TOSH_SIGNAL(SIG_INTERRUPT7){
    call MicInterrupt.disable();
    __nesc_enable_interrupt();
    signal MicInterrupt.toneDetected();
  }
#endif
}