hpltmp175.nc

tinyos2.0版本驱动

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/**
 * HplTMP175 is the HPL inteface to the Texas Instrument TMP175 
 * Digital Temperature Sensor. 
 *
 * @author Phil Buonadonna <[e-mail]>
 * @version $Revision: 1.4 $ $Date: 2006/12/12 18:23:14 $
 */

interface HplTMP175 {

  /**
   * Starts a temperature measurement.
   *
   * @return SUCCESS if the measurement will be made
   */
  command error_t measureTemperature();

  /**
   * Presents the result of a temperature measurement.
   *
   * @param error SUCCESS if the measurement was successful
   * @param val the temperature reading
   */
  async event void measureTemperatureDone( error_t error, uint16_t val );

  /**
   * Sets a new value to the TMP175 configuration register.
   *
   * @param val the new value to be written
   *
   * @return SUCCESS if the set will be performed
   */
  command error_t setConfigReg( uint8_t val );

  /**
   * Signals the completion of the configuration register set.
   *
   * @param error SUCCESS if the set was successful
   */
  async event void setConfigRegDone( error_t error );

  command error_t setTLowReg(uint16_t val);
  async event void setTLowRegDone(error_t error);

  command error_t setTHighReg(uint16_t val);
  async event void setTHighRegDone(error_t error);

  async event void alertThreshold();

}