SHT2xSleep.h

/*
  SHT2x - A Humidity Library for Arduino.
 
  Created by Christopher Ladden at Modern Device on December 2009.
  
  Modified by www.misenso.com on October 2011:
    - code optimisation
    - compatibility with Arduino 1.0
  Modified by Stefan Holzheu 2015
    - noHold + Sleep
 
 
  This library is free software; you can redistribute it and/or
  modify it under the terms of the GNU Lesser General Public
  License as published by the Free Software Foundation; either
  version 2.1 of the License, or (at your option) any later version.
 
  This library is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  Lesser General Public License for more details.
 
  You should have received a copy of the GNU Lesser General Public
  License along with this library; if not, write to the Free Software
  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
*/
 
 
#ifndef SHT2X_H
#define SHT2X_H
 
#include <inttypes.h>
 
typedef enum {
    eSHT2xAddress = 0x40,
} HUM_SENSOR_T;
 
typedef enum {
    eTempHoldCmd        = 0xE3,
    eRHumidityHoldCmd   = 0xE5,
    eTempNoHoldCmd      = 0xF3,
    eRHumidityNoHoldCmd = 0xF5,
    softResetCmd        = 0xFE,
} HUM_MEASUREMENT_CMD_T;
 
class SHT2xClass
{
  private:
    uint16_t readSensor(uint8_t command);
 
  public:
    float GetHumidity(void);
    float GetTemperature(void);
    void reset(void);
    uint8_t isPresent(void);
};
 
extern SHT2xClass SHT2x;
 
#endif