File content as of revision 43:2544d064d528:

/**
 ******************************************************************************
 * @file    MotionSensor.h
 * @author  AST / EST
 * @version V0.0.1
 * @date    13-April-2015
 * @brief   This file contains the abstract class describing in general
 *          the interfaces of an accelerometer
 ******************************************************************************
 * @attention
 *
 * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
 *
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 *   1. Redistributions of source code must retain the above copyright notice,
 *      this list of conditions and the following disclaimer.
 *   2. 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.
 *   3. Neither the name of STMicroelectronics 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 COPYRIGHT HOLDER OR 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.
 *
 ******************************************************************************
 */

/* Define to prevent from recursive inclusion --------------------------------*/
#ifndef __MOTION_SENSOR_CLASS_H
#define __MOTION_SENSOR_CLASS_H

/* Includes ------------------------------------------------------------------*/
#include <stdint.h>

/* Classes  ------------------------------------------------------------------*/
/** An abstract class for an Accelerometer
 */
class MotionSensor
{
 public:
	/**
	 * @brief       Initialization of accelerometer
	 * @param[out]  ptr Pointer to device specific initalization structure
	 * @return      0 in case of success, an error code otherwise
	 */
	virtual int Init(void *ptr) = 0;
	
	/**
	 * @brief       Get ID of accelerometer
	 * @param[out]  id Pointer to where to store the ID to
	 * @return      0 in case of success, an error code otherwise
	 */
	virtual int ReadID(uint8_t *id) = 0;

	/**
	 * @brief       Get current accelerometer linear acceleration X/Y/Z-axes values 
	 *              in standard data units [mg]
	 * @param[out]  pData Pointer to where to store linear accelerations to.
	 *              pData must point to an array of (at least) three elements, where:
	 *              pData[0] corresponds to X-axis,
	 *              pData[1] corresponds to Y-axis, and
	 *              pData[2] corresponds to Z-axis.
	 * @return      0 in case of success, an error code otherwise
	 */
	virtual int Get_X_Axes(int32_t *pData) = 0;

	/**
	 * @brief       Get current accelerometer raw data X/Y/Z-axes values 
	 *              in device sepcific LSB units
	 * @param[out]  pData Pointer to where to store accelerometer raw data to.
	 *              pData must point to an array of (at least) three elements, where:
	 *              pData[0] corresponds to X-axis,
	 *              pData[1] corresponds to Y-axis, and
	 *              pData[2] corresponds to Z-axis.
	 * @return      0 in case of success, an error code otherwise
	 */
	virtual int Get_X_AxesRaw(int16_t *pData) = 0;

	/**
	 * @brief       Get accelerometer's current sensitivity [mg/LSB]
	 * @param[out]  pfData Pointer to where the accelerometer's sensitivity is stored to
	 * @return      0 in case of success, an error code otherwise
	 */
	virtual int Get_X_Sensitivity(float *pfData) = 0;

	/**
	 * @brief       Get accelerometer's current output data rate [Hz]
	 * @param[out]  pfData Pointer to where the accelerometer output data rate is stored to
	 * @return      0 in case of success, an error code otherwise
	 */
	virtual int Get_X_ODR(float *pfData) = 0;

	/**
	 * @brief      Set accelerometer's output data rate
	 * @param[in]  odr New value for accelerometer's output data rate in [Hz]
	 * @return     0 in case of success, an error code otherwise
	 */
	virtual int Set_X_ODR(float odr) = 0;

	/**
	 * @brief       Get accelerometer's full scale value
	 *              i.e. min/max measurable value [g]
	 * @param[out]  pfData Pointer to where the accelerometer full scale value is stored to
	 * @return      0 in case of success, an error code otherwise
	 */
	virtual int Get_X_FS(float *pfData) = 0;
	
	/**
	 * @brief      Set accelerometer's full scale value
	 *             i.e. min/max measurable value
	 * @param[in]  fs New full scale value for accelerometer in [g]
	 * @return     0 in case of success, an error code otherwise
	 */
	virtual int Set_X_FS(float fs) = 0;
};

#endif /* __MOTION_SENSOR_CLASS_H */