68 lines
2.2 KiB
C
68 lines
2.2 KiB
C
/**
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* \addtogroup mbxxx-platform
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*
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* @{
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*/
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/******************** (C) COPYRIGHT 2009 STMicroelectronics ********************
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* File Name : mems.h
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* Author : MCD Application Team
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* Version : V1.0
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* Date : January 2010
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* Description : header file for mems driver
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********************************************************************************
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* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
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* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME.
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* AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT,
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* INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE
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* CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING
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* INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
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*******************************************************************************/
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#ifndef MEMS_H_
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#define MEMS_H_
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/* Define --------------------------------------------------------------------*/
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#include "mems_regs.h"
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/* Define --------------------------------------------------------------------*/
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// Sensitivity values in mg/digit
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#define HIGH_RANGE_SENSITIVITY 72
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#define LOW_RANGE_SENSITIVITY 18
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#define MEMS_LOW_RANGE 0
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#define MEMS_HIGH_RANGE 1
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/* Typedef -------------------------------------------------------------------*/
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/* Mems data type: three acceleration values each related to a specific direction
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Watch out: only lower data values (e.g. those terminated by the _l) are
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currently used by the device */
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typedef struct {
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int8_t outx_l;
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int8_t outx_h;
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int8_t outy_l;
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int8_t outy_h;
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int8_t outz_l;
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int8_t outz_h;
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} t_mems_data;
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/* Functions -----------------------------------------------------------------*/
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/* Mems Initialization function */
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uint8_t MEMS_Init(void);
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uint8_t MEMS_On(void);
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uint8_t MEMS_Off(void);
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uint8_t MEMS_SetFullScale(boolean range);
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boolean MEMS_GetFullScale(void);
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uint8_t MEMS_Read_Reg (uint8_t slave_addr, uint8_t reg_addr, uint8_t *pBuffer,
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uint8_t NoOfBytes);
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uint8_t MEMS_Write_Reg (uint8_t slave_addr, uint8_t reg_addr,
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uint8_t reg_value);
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#endif /*MEMS_H_ */
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/******************* (C) COPYRIGHT 2009 STMicroelectronics *****END OF FILE****/
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/** @} */
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