lis3l02dqinternalp.nc

tinyos2.0版本驱动

/* $Id: LIS3L02DQInternalP.nc,v 1.4 2006/12/12 18:23:45 vlahan Exp $ */
/*
 * Copyright (c) 2005 Arch 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 Arch 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.
 */
/**
 * This Hal module implements the TinyOS 2.0 I2CPacket interface over
 * the PXA27x I2C Hpl
 *
 * @author Kaisen Lin
 * @author Phil Buonadonna
 */

module LIS3L02DQInternalP {
  provides interface Init;
  provides interface SplitControl;
  provides interface HplLIS3L02DQ[uint8_t id];
  
  uses interface SplitControl as SubControl;
  uses interface HplLIS3L02DQ as ToHPLC;
  uses interface HplPXA27xGPIOPin as SPIRxD;
  uses interface HplPXA27xGPIOPin as SPITxD;
  uses interface HplPXA27xGPIOPin as SPICLK;
  uses interface HplPXA27xGPIOPin as HPWRCntl;
}

implementation {
  uint8_t currentId;


  command error_t Init.init() {
    // Initialize Pin Directions
    call SPICLK.setGAFRpin(SSP1_SCLK_ALTFN);
    call SPICLK.setGPDRbit(TRUE);
    call SPIRxD.setGAFRpin(SSP1_RXD_ALTFN);
    call SPIRxD.setGPDRbit(FALSE);
    call SPITxD.setGAFRpin(SSP1_TXD_ALTFN);
    call SPITxD.setGPDRbit(TRUE);

    call HPWRCntl.setGPDRbit(TRUE);
    call HPWRCntl.setGPSRbit();
    return SUCCESS;
  }

  command error_t SplitControl.start() {
    error_t error = SUCCESS;
    error = call SubControl.start();
    return error;
  }

  command error_t SplitControl.stop() {
    error_t error = SUCCESS;
    error = call SubControl.stop();
    return error;
  }

  command error_t HplLIS3L02DQ.getReg[uint8_t id](uint8_t regAddr) {
    currentId = id;
    return call ToHPLC.getReg(regAddr);
  }
  command error_t HplLIS3L02DQ.setReg[uint8_t id](uint8_t regAddr, uint8_t val) {
    currentId = id;
    return call ToHPLC.setReg(regAddr, val);
  }

  event void SubControl.startDone(error_t error) {
    signal SplitControl.startDone(error);
    return;
  }
  event void SubControl.stopDone(error_t error) {
    signal SplitControl.stopDone(error);
    return;
  }

  async event void ToHPLC.getRegDone(error_t error, uint8_t regAddr, uint8_t val) {
    signal HplLIS3L02DQ.getRegDone[currentId](error, regAddr, val);
  }
  async event void ToHPLC.setRegDone(error_t error, uint8_t regAddr, uint8_t val) {
    signal HplLIS3L02DQ.setRegDone[currentId](error, regAddr, val);
  }
  async event void ToHPLC.alertThreshold() {
    signal HplLIS3L02DQ.alertThreshold[currentId]();
  }
  
  async event void SPITxD.interruptGPIOPin() {}
  async event void SPIRxD.interruptGPIOPin() {}
  async event void SPICLK.interruptGPIOPin() {}
  async event void HPWRCntl.interruptGPIOPin() {}

  default event void SplitControl.startDone(error_t error) { return; }
  default event void SplitControl.stopDone(error_t error) { return; }

  default async event void HplLIS3L02DQ.getRegDone[uint8_t id](error_t error, uint8_t regAddr, uint8_t val) { }
  default async event void HplLIS3L02DQ.setRegDone[uint8_t id](error_t error, uint8_t regAddr, uint8_t val) { }
  default async event void HplLIS3L02DQ.alertThreshold[uint8_t id]() { }
}