readnowshiftc.nc

tinyos2.0版本驱动

/*
 * Copyright (c) 2006, Technische Universitaet Berlin
 * All rights reserved.
 *
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 * modification, are permitted provided that the following conditions
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 * - Redistributions of source code must retain the above copyright notice,
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 * - Redistributions in binary form must reproduce the above copyright
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 * - Neither the name of the Technische Universitaet Berlin nor the names
 *   of its contributors may be used to endorse or promote products derived
 *   from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
 * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
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 * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * - Revision -------------------------------------------------------------
 * $Revision: 1.3 $
 * $Date: 2006/12/12 18:23:41 $
 * @author: Jan Hauer <[e-mail]>
 * ========================================================================
 */

generic module ReadNowShiftC(uint8_t bits)
{
  provides interface ReadNow<uint16_t> as ReadNowShifted;
  uses interface ReadNow<uint16_t> as ReadNowRaw;
}
implementation
{
  async command error_t ReadNowShifted.read() { return call ReadNowRaw.read(); }
  async event void ReadNowRaw.readDone(error_t result, uint16_t val) 
  { 
    signal ReadNowShifted.readDone(result, (val << bits)); 
  }
}