magm.nc

用于传感器网络的节点操作系统 TinyOS 结构设计非常有意思

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/*
 *
 * Authors:	Alec Woo, Su Ping
 *
 */

includes sensorboard;
module MagM {
  provides interface StdControl;
  provides interface MagSetting;
  uses {
    interface ADCControl;
    interface StdControl as PotControl;
    interface I2CPot;
  }
}
implementation {

  char axis;

  command result_t StdControl.init() {
    call ADCControl.bindPort(TOS_ADC_MAG_X_PORT, TOSH_ACTUAL_MAG_X_PORT);
    call ADCControl.bindPort(TOS_ADC_MAG_Y_PORT, TOSH_ACTUAL_MAG_Y_PORT);

    TOSH_MAKE_MAG_CTL_OUTPUT();
    TOSH_SET_MAG_CTL_PIN();
    dbg(DBG_BOOT, "MAG initialized.\n");
    return rcombine(call ADCControl.init(), call PotControl.init());
  }
  command result_t StdControl.start()
  { 
    TOSH_SET_MAG_CTL_PIN();
    return SUCCESS;
  }
  command result_t StdControl.stop() {
      TOSH_CLR_MAG_CTL_PIN();
      return SUCCESS;
  }

  command result_t MagSetting.gainAdjustX(uint8_t val){
    axis = 1;
    return call I2CPot.writePot(TOS_MAG_POT_ADDR, axis, val);
  }

  command result_t MagSetting.gainAdjustY(uint8_t val){
    axis = 0;
    return call I2CPot.writePot(TOS_MAG_POT_ADDR, axis, val);
  }

  default event result_t MagSetting.gainAdjustXDone(bool result){
    return SUCCESS;
  }

  default event result_t MagSetting.gainAdjustYDone(bool result){
    return SUCCESS;
  }

  event result_t I2CPot.writePotDone(bool result){
    if (axis == 0)      
      return signal MagSetting.gainAdjustYDone(result);
    if (axis == 1)
      return signal MagSetting.gainAdjustXDone(result);
    return FAIL;
  }
  event result_t I2CPot.readPotDone(char data, bool result) {
	/* do what ? */
	return 1;
  }



}