xe1205spi0c.nc

tinyos2.0版本驱动

/**
 * Copyright (c) 2005-2006 Arched Rock Corporation
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the
 *   distribution.
 * - Neither the name of the Arched Rock Corporation 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
 * ARCHED ROCK OR ITS 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, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE
 */

/**
 * An implementation of the SPI on USART0 for the MSP430. The current
 * implementation defaults not using the DMA and performing the SPI
 * transfers in software. To utilize the DMA, use Msp430SpiDma0P in
 * place of Msp430SpiNoDma0P.
 *
 * @author Jonathan Hui <[e-mail]>
 * @version $Revision: 1.1 $ $Date: 2007/07/13 15:54:09 $
 */

#include "msp430usart.h"

generic configuration Xe1205Spi0C() {

  provides interface Resource;
  provides interface SpiByte;
  provides interface SpiPacket;

  uses interface Msp430SpiConfigure;
}

implementation {

  enum {
    CLIENT_ID = unique( MSP430_SPIO_BUS ),
  };

  components Xe1205SpiNoDma0P as SpiP;
  Resource = SpiP.Resource[ CLIENT_ID ];
  SpiByte = SpiP.SpiByte;
  SpiPacket = SpiP.SpiPacket[ CLIENT_ID ];
  Msp430SpiConfigure = SpiP.Msp430SpiConfigure[ CLIENT_ID ];

  components new Msp430Usart0C() as UsartC;
  SpiP.ResourceConfigure[ CLIENT_ID ] <- UsartC.ResourceConfigure;
  SpiP.UsartResource[ CLIENT_ID ] -> UsartC.Resource;
  SpiP.UsartInterrupts -> UsartC.HplMsp430UsartInterrupts;

}