/******************** (C) COPYRIGHT 2012 STMicroelectronics ********************
* File Name          : LIS3DH_driver.c
* Author             : MSH Application Team
* Author             : Fabio Tota
* Version            : $Revision:$
* Date               : $Date:$
* Description        : LIS3DH driver file
*                      
* HISTORY:
* Date               |	Modification                    |	Author
* 24/06/2011         |	Initial Revision                |	Fabio Tota
* 11/06/2012         |	Support for multiple drivers in the same program |	Abhishek Anand

********************************************************************************
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME.
* AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT,
* INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE
* CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING
* INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
*
* THIS SOFTWARE IS SPECIFICALLY DESIGNED FOR EXCLUSIVE USE WITH ST PARTS.
*
*******************************************************************************/

/* Includes ------------------------------------------------------------------*/

#include "lis3dh_driver.h"
#include "stdlib.h"
#include "math.h"
#include "main.h"
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
/* Private function prototypes -----------------------------------------------*/

//int main(void)
//{
//	delay_init();	    	 //ÑÓʱº¯Êý³õʼ»¯	
//	uart_init(115200);	 	//´®¿Ú³õʼ»¯Îª115200
//	IIC2_Init();
//	delay_ms(100);
//	while(1)
//	{
//		LIS3DH_Data_Init();	
//		delay_ms(1000);	
//	}	
//	
//}
void delay_us(uint32_t nTimer)  
{  
    uint32_t i=0;  
    for(i=0;i<nTimer;i++){  
        __NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();
		__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();
		__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();  
        __NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();
		__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();
		__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();  
        __NOP();__NOP();__NOP();__NOP(); 
    }  
}
AxesRaw_t lis2dhdata;

//OLED³õʼ»¯IIC
void IIC2_Init(void)
{					     
	GPIO_InitTypeDef GPIO_InitStructure= {0};
 __HAL_RCC_GPIOA_CLK_ENABLE();
	GPIO_InitStructure.Pin = GPIO_PIN_2|GPIO_PIN_3;
	GPIO_InitStructure.Mode = GPIO_MODE_OUTPUT_OD ;   //ÍÆÍìÊä³ö
	GPIO_InitStructure.Speed = GPIO_SPEED_FREQ_HIGH;
	HAL_GPIO_Init(GPIOA, &GPIO_InitStructure);
	HAL_GPIO_WritePin(GPIOA,GPIO_PIN_2|GPIO_PIN_3,GPIO_PIN_SET); 	//PB6,PB7 Êä³ö¸ß
}


void LIS3DH_Data_Init()	
{
	//uint8_t buffer[26]; 
	
	uint8_t lisid,response;
    uint8_t lisidtemp;
	
	LIS3DH_WriteReg(LIS3DH_CTRL_REG1, 0x37);	/* CTRL_REG1(20h): ??sensor,???????? ODR 25HZ */
	LIS3DH_WriteReg(LIS3DH_CTRL_REG2, 0x03);	/* CTRL_REG2(21h): IA1?IA2 ?????? bc */
	
	LIS3DH_WriteReg(LIS3DH_CTRL_REG3, 0x40);	/* CTRL_REG3(22h): 0x80 ???????INT_1 INT_2 */
	LIS3DH_WriteReg(LIS3DH_CTRL_REG4, 0x08);  /* CTRL_REG4(23h): ???,????,???+/-2G,?????? */
	LIS3DH_WriteReg(LIS3DH_INT1_CFG, 0xaa);  /* INT1_CFG(30h): ??,6D X/Y/Z???????? */
    if(g_com_map[IMU_THRES]>20)
	{g_com_map[IMU_THRES]=2;}
	LIS3DH_WriteReg(LIS3DH_INT1_THS, (uint8_t)g_com_map[IMU_THRES]);  	/* INT1_THS(32h): ?????? 0x10: 16*2(FS)  0x20: 32*16(FS) */
 LIS3DH_WriteReg(LIS3DH_INT1_DURATION, 0x01);  	/* INT1_DURATION(33h): 1LSB=1/ODR  ??ODR=100HZ  ??1LSB=10ms ???? 1s,??100->0x64 */
	/* Start sensor */
	LIS3DH_WriteReg(0x20, 0x5f);  /* CTRL_REG1(20h): Start sensor at ODR 100Hz Low-power mode */
	// Read ID
	LIS3DH_GetWHO_AM_I(&lisidtemp);  
//	lisid=(uint16_t)lisidtemp;
//	printf("LIS3DH ID: %x \r\n",lisid);
	//get Acceleration Raw data  
//	response=LIS3DH_GetAccAxesRaw(&data);
	//print data values
	delay_us(10); 
//	if(response==1)
//	{
//		
//		printf("´«¸ÐÆ÷ԭʼֵ:x=%d, y=%d, z=%d\r\n", lis2dhdata.AXIS_X, lis2dhdata.AXIS_Y, lis2dhdata.AXIS_Z);
//		printf( "´¦ÀíºóµÄ¼ÓËÙ¶ÈÖµAccel:[x]%dmg,[y]%dmg,[z]%dmg\r\n", 
//																(int16_t)((float)lis2dhdata.AXIS_X*4/65536*1000), 
//																(int16_t)((float)lis2dhdata.AXIS_Y*4/65536*1000), 
//																(int16_t)((float)lis2dhdata.AXIS_Z*4/65536*1000));
//	
//	}

}
void LIS3DH_ENTER_STY_Init()	
{
	//uint8_t buffer[26]; 
	
	uint8_t lisid,response;
    uint8_t lisidtemp;
	//set ODR (turn ON device)
	LIS3DH_SetODR(LIS3DH_ODR_10Hz);
	//set PowerMode 
	LIS3DH_SetMode(LIS3DH_POWER_DOWN);
	//set Fullscale
	LIS3DH_SetFullScale(LIS3DH_FULLSCALE_2);
	LIS3DH_SetInt2Pin(LIS3DH_I1_INT2_ON_PIN_INT1_ENABLE);
//LIS3DH_SetTriggerInt(LIS3DH_TRIG_INT2);
//	LIS3DH_WriteReg(0x34,0xff);
//	LIS3DH_WriteReg(0x35,0x7f);
//	LIS3DH_WriteReg(0x36,0x20);
	//set axis Enable
	LIS3DH_SetAxis(LIS3DH_X_DISABLE | LIS3DH_Y_DISABLE | LIS3DH_Y_DISABLE);
	// Read ID
	//LIS3DH_GetWHO_AM_I(&lisidtemp);  
//	lisid=(uint16_t)lisidtemp;
//	printf("LIS3DH ID: %x \r\n",lisid);
	//get Acceleration Raw data  
//	response=LIS3DH_GetAccAxesRaw(&data);
	//print data values
	HAL_Delay(100); 
//	if(response==1)
//	{
//		
//		printf("´«¸ÐÆ÷ԭʼֵ:x=%d, y=%d, z=%d\r\n", lis2dhdata.AXIS_X, lis2dhdata.AXIS_Y, lis2dhdata.AXIS_Z);
//		printf( "´¦ÀíºóµÄ¼ÓËÙ¶ÈÖµAccel:[x]%dmg,[y]%dmg,[z]%dmg\r\n", 
//																(int16_t)((float)lis2dhdata.AXIS_X*4/65536*1000), 
//																(int16_t)((float)lis2dhdata.AXIS_Y*4/65536*1000), 
//																(int16_t)((float)lis2dhdata.AXIS_Z*4/65536*1000));
//	
//	}

}
//»ñÈ¡Êý¾Ý
float drv_lis2dh12_get_angle(void)
{
	float acc_x, acc_y, acc_z, acc_g;
	float angle_x, angle_y, angle_z, angle_xyz;
	int8_t data[6];
	uint8_t i;
	uint8_t lisid,response;
    uint8_t lisidtemp;
	//set ODR (turn ON device)
	LIS3DH_SetODR(LIS3DH_ODR_100Hz);
	//set PowerMode 
	LIS3DH_SetMode(LIS3DH_NORMAL);
	//set Fullscale
	LIS3DH_SetFullScale(LIS3DH_FULLSCALE_2);
	//set axis Enable
	LIS3DH_SetAxis(LIS3DH_X_ENABLE | LIS3DH_Y_ENABLE | LIS3DH_Z_ENABLE);
	// Read ID
	LIS3DH_GetWHO_AM_I(&lisidtemp);
	lisid=(uint16_t)lisidtemp;
//	printf("LIS3DH ID: %x \r\n",lisid);
	//get Acceleration Raw data  
	response=LIS3DH_GetAccAxesRaw(&lis2dhdata);
	//print data values
	delay_us(10); 
//    LIS3DH_GetAccAxesRaw(&lis2dhdata);
//	for (i=0; i<6; i++)
//		drv_lis2dh12_iic_read_byte(0x28 + i, data+i);
	if(response==1)
	{
	/* x, y, z ???? */
	acc_x = abs(lis2dhdata.AXIS_X);
	acc_y = abs(lis2dhdata.AXIS_Y);
	acc_z = abs(lis2dhdata.AXIS_Z);
	
	/* ????? */
	acc_g = sqrt(pow(acc_x, 2) + pow(acc_y, 2) + pow(acc_z, 2));
	
	if (acc_z > acc_g)
		acc_z = acc_g;

	/* angle_z/90 = asin(acc_z/acc_g)/p/2 */
	angle_z = asin(acc_z/acc_g) * 2 / 3.14 * 90;
	angle_z = 90 - angle_z;
	if(angle_z < 0)
		angle_z = 0;
	}
	return acc_g;
}


//²úÉúIICÆðʼÐźÅ
void IIC2_Start(void)
{
//		IIC2_SDA_OUT();     //sdaÏßÊä³ö
		SDA_1;
//		delay_us(10);	
		SCL_1;
//		delay_us(10);
		SDA_0;//START:when CLK is high,DATA change form high to low
		delay_us(10);
		SCL_0;//ǯסI2C×ÜÏߣ¬×¼±¸·¢ËÍ»ò½ÓÊÕÊý¾Ý 
}	  
//²úÉúIICÍ£Ö¹ÐźÅ
void IIC2_Stop(void)
{
//		IIC2_SDA_OUT();//sdaÏßÊä³ö
		SCL_0;
//		delay_us(10);
		SDA_0;//STOP:when CLK is high DATA change form low to high
	 	delay_us(10);
		SCL_1; 
//		delay_us(10);
		SDA_1;//·¢ËÍI2C×ÜÏß½áÊøÐźÅ
		delay_us(10);	

}

//µÈ´ýÓ¦´ðÐźŵ½À´
//·µ»ØÖµ£º1£¬½ÓÊÕÓ¦´ðʧ°Ü
//        0£¬½ÓÊÕÓ¦´ð³É¹¦
uint8_t IIC2_Wait_Ack(void)
{
	uint8_t ucErrTime=0;
//  IIC2_SDA_IN();      //SDAÉèÖÃΪÊäÈë
 	SDA_1;
	delay_us(6);	   
	SCL_1;
	delay_us(6);	

	while(IIC2_READ_SDA)
	{
		ucErrTime++;
		if(ucErrTime>250)
		{
			IIC2_Stop();
			return 1;
		}
	}
	SCL_0;//ʱÖÓÊä³ö0
	return 0;  
} 
//²úÉúACKÓ¦´ð
void IIC2_Ack(void)
{
	SCL_0;
//	IIC2_SDA_OUT();
	SDA_0;
	delay_us(10);
	SCL_1;
	delay_us(10);
	SCL_0;
}
//²»²úÉúACKÓ¦´ð		    
void IIC2_NAck(void)
{
	SCL_0;
//	IIC2_SDA_OUT();
	SDA_1;
	delay_us(10);
	SCL_1;
	delay_us(10);
	SCL_0;
}


//IIC·¢ËÍÒ»¸ö×Ö½Ú,WRITE
//·µ»Ø´Ó»úÓÐÎÞÓ¦´ð
//1£¬ÓÐÓ¦´ð
//0£¬ÎÞÓ¦´ð			  
void IIC2_Send_Byte(uint8_t txd)
{                        
    uint8_t t;   
//		IIC2_SDA_OUT();
		SCL_0;//À­µÍʱÖÓ¿ªÊ¼Êý¾Ý´«Êä
    for(t=0;t<8;t++)
    {              
			if((txd&0x80)>>7)
			{
				SDA_1;
			}
			else
			{
				SDA_0;
			}
		txd <<= 1;
		delay_us(10);
		SCL_1;
		delay_us(10);
		SCL_0;
		delay_us(10);
    } 	 
} 

//¶Á1¸ö×Ö½Ú£¬ack=1ʱ£¬·¢ËÍACK£¬ack=0£¬·¢ËÍnACK   
uint8_t IIC2_Read_Byte(unsigned char ack)
{
	unsigned char i,receive=0;
//	IIC2_SDA_IN();//SDAÉèÖÃΪÊäÈë
    for(i=0;i<8;i++ )
	{
    SCL_0; 
    delay_us(10);
		SCL_1;
    receive<<=1;
    if(IIC2_READ_SDA)receive++;   
		delay_us(5); 
    }					 
    if (!ack)
        IIC2_NAck();//·¢ËÍnACK
    else
        IIC2_Ack(); //·¢ËÍACK   
    return receive;
}

//ÔÚLIS3DHÀïÃæµÄÖ¸¶¨µØÖ·¿ªÊ¼¶ÁÒ»×Ö½ÚÊý¾Ý
//ReadAddr   :¶Á³öµÄµØÖ· 
//·µ»ØÖµ     :¶Á³öµÄÊý¾Ý
uint8_t LIS3DH_ReadOneByte(uint16_t ReadAddr)
{
	uint8_t temp=0;		  	    																 
	IIC2_Start();  
	IIC2_Send_Byte(0X32);	     //·¢ËÍдÃüÁî
	IIC2_Wait_Ack();       
	IIC2_Send_Byte(ReadAddr);   //·¢ËͶÁµØÖ·
	IIC2_Wait_Ack();	    
	IIC2_Start();  	 	   
	IIC2_Send_Byte(0X33);       //·¢ËͶÁÃüÁ½øÈë½ÓÊÕģʽ		   
	IIC2_Wait_Ack();	 
	temp=IIC2_Read_Byte(0);		   
	IIC2_Stop();								//²úÉúÒ»¸öÍ£Ö¹Ìõ¼þ	     
	return temp;
}
//ÔÚLIS3DHÖ¸¶¨µØַдÈëÒ»¸öÊý¾Ý
//WriteAddr  :дÈëÊý¾ÝµÄÄ¿µÄµØÖ·    
//DataToWrite:ҪдÈëµÄÊý¾Ý
void LIS3DH_WriteOneByte(uint16_t WriteAddr,uint8_t DataToWrite)
{				   	  	    																 
	IIC2_Start();  
	IIC2_Send_Byte(0X32);	    //·¢ËÍдÃüÁî
	IIC2_Wait_Ack();
	IIC2_Send_Byte(WriteAddr);					//·¢Ë͵ØÖ·
	IIC2_Wait_Ack();	   	 										  		   
	IIC2_Send_Byte(DataToWrite);     //·¢ËÍ×Ö½Ú							   
	IIC2_Wait_Ack();  		    	   
	IIC2_Stop();//²úÉúÒ»¸öÍ£Ö¹Ìõ¼þ 
	delay_us(10);	
			
}
//ÔÚAT24CXXÀïÃæµÄÖ¸¶¨µØÖ·¿ªÊ¼Ð´È볤¶ÈΪLenµÄÊý¾Ý
//¸Ãº¯ÊýÓÃÓÚдÈë16bit»òÕß32bitµÄÊý¾Ý.
//WriteAddr  :¿ªÊ¼Ð´ÈëµÄµØÖ·  
//DataToWrite:Êý¾ÝÊý×éÊ×µØÖ·
//Len        :ҪдÈëÊý¾ÝµÄ³¤¶È2,4
void LIS3DH_WriteLenByte(uint16_t WriteAddr,uint32_t DataToWrite,uint8_t Len)
{  	
	uint8_t t;
	for(t=0;t<Len;t++)
	{
		LIS3DH_WriteOneByte(WriteAddr+t,(DataToWrite>>(8*t))&0xff);
	}												    
}

//ÔÚAT24CXXÀïÃæµÄÖ¸¶¨µØÖ·¿ªÊ¼¶Á³ö³¤¶ÈΪLenµÄÊý¾Ý
//¸Ãº¯ÊýÓÃÓÚ¶Á³ö16bit»òÕß32bitµÄÊý¾Ý.
//ReadAddr   :¿ªÊ¼¶Á³öµÄµØÖ· 
//·µ»ØÖµ     :Êý¾Ý
//Len        :Òª¶Á³öÊý¾ÝµÄ³¤¶È2,4
uint32_t LIS3DH_ReadLenByte(uint16_t ReadAddr,uint8_t Len)
{  	
	uint8_t t;
	uint32_t temp=0;
	for(t=0;t<Len;t++)
	{
		temp<<=8;
		temp+=LIS3DH_ReadOneByte(ReadAddr+Len-t-1); 	 				   
	}
	return temp;												    
}

/*******************************************************************************
* Function Name		: LIS3DH_ReadReg
* Description		: Generic Reading function. It must be fullfilled with either
*			: I2C or SPI reading functions					
* Input			: Register Address
* Output		: Data REad
* Return		: None
*******************************************************************************/
uint8_t LIS3DH_ReadReg(uint8_t Reg, uint8_t* Data) {
  
	//To be completed with either I2c or SPI reading function
	//i.e. *Data = SPI_Mems_Read_Reg( Reg );
	*Data = LIS3DH_ReadOneByte(Reg);
	return 1;
}


/*******************************************************************************
* Function Name		: LIS3DH_WriteReg
* Description		: Generic Writing function. It must be fullfilled with either
*			: I2C or SPI writing function
* Input			: Register Address, Data to be written
* Output		: None
* Return		: None
*******************************************************************************/
uint8_t LIS3DH_WriteReg(uint8_t WriteAddr, uint8_t Data) {
  
	//To be completed with either I2c or SPI writing function
	//i.e. SPI_Mems_Write_Reg(WriteAddr, Data);
		LIS3DH_WriteOneByte(WriteAddr,Data);
		
	return 1;
}

/* Private functions ---------------------------------------------------------*/

/*******************************************************************************
* Function Name  : LIS3DH_GetWHO_AM_I
* Description    : Read identification code by WHO_AM_I register
* Input          : Char to empty by Device identification Value
* Output         : None
* Return         : Status [value of FSS]
*******************************************************************************/
status_t LIS3DH_GetWHO_AM_I(uint8_t* val){
  
	if( !LIS3DH_ReadReg(LIS3DH_WHO_AM_I, val) )	  
	return MEMS_ERROR;

	return MEMS_SUCCESS;
}

/*******************************************************************************
* Function Name  : LIS3DH_GetStatusAUX
* Description    : Read the AUX status register
* Input          : Char to empty by status register buffer
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_GetStatusAUX(uint8_t* val) {
  
  if( !LIS3DH_ReadReg(LIS3DH_STATUS_AUX, val) )
    return MEMS_ERROR;
  
  return MEMS_SUCCESS;  
}



/*******************************************************************************
* Function Name  : LIS3DH_GetStatusAUXBIT
* Description    : Read the AUX status register BIT
* Input          : LIS3DH_STATUS_AUX_321OR, LIS3DH_STATUS_AUX_3OR, LIS3DH_STATUS_AUX_2OR, LIS3DH_STATUS_AUX_1OR,
                   LIS3DH_STATUS_AUX_321DA, LIS3DH_STATUS_AUX_3DA, LIS3DH_STATUS_AUX_2DA, LIS3DH_STATUS_AUX_1DA
* Output         : None
* Return         : Status of BIT [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_GetStatusAUXBit(uint8_t statusBIT, uint8_t* val) {
  uint8_t value;  
  
  if( !LIS3DH_ReadReg(LIS3DH_STATUS_AUX, &value) )
    return MEMS_ERROR;
  
  if(statusBIT == LIS3DH_STATUS_AUX_321OR){
    if(value &= LIS3DH_STATUS_AUX_321OR){     
      *val = MEMS_SET;
      return MEMS_SUCCESS;
    }
    else{  
      *val = MEMS_RESET;
      return MEMS_SUCCESS;
    }   
  }
  
  if(statusBIT == LIS3DH_STATUS_AUX_3OR){
    if(value &= LIS3DH_STATUS_AUX_3OR){     
      *val = MEMS_SET;
      return MEMS_SUCCESS;
    }
    else{  
      *val = MEMS_RESET;
      return MEMS_SUCCESS;
    }     
  }
  
  if(statusBIT == LIS3DH_STATUS_AUX_2OR){
    if(value &= LIS3DH_STATUS_AUX_2OR){     
      *val = MEMS_SET;
      return MEMS_SUCCESS;
    }
    else{  
      *val = MEMS_RESET;
      return MEMS_SUCCESS;
    }    
  }
  
  if(statusBIT == LIS3DH_STATUS_AUX_1OR){
    if(value &= LIS3DH_STATUS_AUX_1OR){     
      *val = MEMS_SET;
      return MEMS_SUCCESS;
    }
    else{  
      *val = MEMS_RESET;
      return MEMS_SUCCESS;
    }   
  }
  
  if(statusBIT == LIS3DH_STATUS_AUX_321DA){
    if(value &= LIS3DH_STATUS_AUX_321DA) {     
      *val = MEMS_SET;
      return MEMS_SUCCESS;
    }
    else{  
      *val = MEMS_RESET;
      return MEMS_SUCCESS;
    }   
  }
  
  if(statusBIT == LIS3DH_STATUS_AUX_3DA){
    if(value &= LIS3DH_STATUS_AUX_3DA){     
      *val = MEMS_SET;
      return MEMS_SUCCESS;
    }
    else{  
      *val = MEMS_RESET;
      return MEMS_SUCCESS;
    }   
  }
  
  if(statusBIT == LIS3DH_STATUS_AUX_2DA){
    if(value &= LIS3DH_STATUS_AUX_2DA){     
      *val = MEMS_SET;
      return MEMS_SUCCESS;
    }
    else{  
      *val = MEMS_RESET;
      return MEMS_SUCCESS;
    }  
  }
  
  if(statusBIT == LIS3DH_STATUS_AUX_1DA){
    if(value &= LIS3DH_STATUS_AUX_1DA){     
      *val = MEMS_SET;
      return MEMS_SUCCESS;
    }
    else{  
      *val = MEMS_RESET;
      return MEMS_SUCCESS;
    }  
  }  
  return MEMS_ERROR;
}


/*******************************************************************************
* Function Name  : LIS3DH_SetODR
* Description    : Sets LIS3DH Output Data Rate
* Input          : Output Data Rate
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_SetODR(LIS3DH_ODR_t ov){
  uint8_t value;
  
  if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG1, &value) )
    return MEMS_ERROR;
  
  value &= 0x0f;
  value |= ov<<LIS3DH_ODR_BIT;
  
  if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG1, value) )
    return MEMS_ERROR;
  
  return MEMS_SUCCESS;
}


/*******************************************************************************
* Function Name  : LIS3DH_SetTemperature
* Description    : Sets LIS3DH Output Temperature
* Input          : MEMS_ENABLE, MEMS_DISABLE
* Output         : None
* Note           : For Read Temperature by LIS3DH_OUT_AUX_3, LIS3DH_SetADCAux and LIS3DH_SetBDU 
				   functions must be ENABLE
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_SetTemperature(State_t state){
  uint8_t value;
  
  if( !LIS3DH_ReadReg(LIS3DH_TEMP_CFG_REG, &value) )
    return MEMS_ERROR;
  
  value &= 0xBF;
  value |= state<<LIS3DH_TEMP_EN;
  
  if( !LIS3DH_WriteReg(LIS3DH_TEMP_CFG_REG, value) )
    return MEMS_ERROR;
  
  return MEMS_SUCCESS;
}


/*******************************************************************************
* Function Name  : LIS3DH_SetADCAux
* Description    : Sets LIS3DH Output ADC
* Input          : MEMS_ENABLE, MEMS_DISABLE
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_SetADCAux(State_t state){
  uint8_t value;
  
  if( !LIS3DH_ReadReg(LIS3DH_TEMP_CFG_REG, &value) )
    return MEMS_ERROR;
  
  value &= 0x7F;
  value |= state<<LIS3DH_ADC_PD;
  
  if( !LIS3DH_WriteReg(LIS3DH_TEMP_CFG_REG, value) )
    return MEMS_ERROR;
  
  return MEMS_SUCCESS;
}


/*******************************************************************************
* Function Name  : LIS3DH_GetAuxRaw
* Description    : Read the Aux Values Output Registers
* Input          : Buffer to empty
* Output         : Aux Values Registers buffer
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_GetAuxRaw(LIS3DH_Aux123Raw_t* buff) {
  uint8_t valueL;
  uint8_t valueH;
  
  if( !LIS3DH_ReadReg(LIS3DH_OUT_1_L, &valueL) )
    return MEMS_ERROR;
  
  if( !LIS3DH_ReadReg(LIS3DH_OUT_1_H, &valueH) )
    return MEMS_ERROR;
  
  buff->AUX_1 = (uint16_t)( (valueH << 8) | valueL )/16;
  
  if( !LIS3DH_ReadReg(LIS3DH_OUT_2_L, &valueL) )
    return MEMS_ERROR;
  
  if( !LIS3DH_ReadReg(LIS3DH_OUT_2_H, &valueH) )
    return MEMS_ERROR;
  
  buff->AUX_2 = (uint16_t)( (valueH << 8) | valueL )/16;
  
  if( !LIS3DH_ReadReg(LIS3DH_OUT_3_L, &valueL) )
    return MEMS_ERROR;
  
  if( !LIS3DH_ReadReg(LIS3DH_OUT_3_H, &valueH) )
    return MEMS_ERROR;
  
  buff->AUX_3 = (uint16_t)( (valueH << 8) | valueL )/16;
  
  return MEMS_SUCCESS;  
}


/*******************************************************************************
* Function Name  : LIS3DH_GetTempRaw
* Description    : Read the Temperature Values by AUX Output Registers OUT_3_H
* Input          : Buffer to empty
* Output         : Temperature Values Registers buffer
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_GetTempRaw(int8_t* buff) {
  uint8_t valueL;
  uint8_t valueH;
  
  if( !LIS3DH_ReadReg(LIS3DH_OUT_3_L, &valueL) )
    return MEMS_ERROR;
  
  if( !LIS3DH_ReadReg(LIS3DH_OUT_3_H, &valueH) )
    return MEMS_ERROR;
  
  *buff = (int8_t)( valueH );
  
  return MEMS_SUCCESS;  
}


/*******************************************************************************
* Function Name  : LIS3DH_SetMode
* Description    : Sets LIS3DH Operating Mode
* Input          : Modality (LIS3DH_NORMAL, LIS3DH_LOW_POWER, LIS3DH_POWER_DOWN)
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_SetMode(LIS3DH_Mode_t md) {
  uint8_t value;
  uint8_t value2;
  static   uint8_t ODR_old_value;
  
  if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG1, &value) )
    return MEMS_ERROR;
  
  if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG4, &value2) )
    return MEMS_ERROR;
  
  if((value & 0xF0)==0) 
    value = value | (ODR_old_value & 0xF0); //if it comes from POWERDOWN  
  
  switch(md) {
    
  case LIS3DH_POWER_DOWN:
    ODR_old_value = value;
    value &= 0x0F;
    break;
    
  case LIS3DH_NORMAL:
    value &= 0xF7;
    value |= (MEMS_RESET<<LIS3DH_LPEN);
    value2 &= 0xF7;
    value2 |= (MEMS_SET<<LIS3DH_HR);   //set HighResolution_BIT
    break;
    
  case LIS3DH_LOW_POWER:		
    value &= 0xF7;
    value |=  (MEMS_SET<<LIS3DH_LPEN);
    value2 &= 0xF7;
    value2 |= (MEMS_RESET<<LIS3DH_HR); //reset HighResolution_BIT
    break;
    
  default:
    return MEMS_ERROR;
  }
  
  if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG1, value) )
    return MEMS_ERROR;
  
  if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG4, value2) )
    return MEMS_ERROR;  
  
  return MEMS_SUCCESS;
}


/*******************************************************************************
* Function Name  : LIS3DH_SetAxis
* Description    : Enable/Disable LIS3DH Axis
* Input          : LIS3DH_X_ENABLE/DISABLE | LIS3DH_Y_ENABLE/DISABLE | LIS3DH_Z_ENABLE/DISABLE
* Output         : None
* Note           : You MUST use all input variable in the argument, as example
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_SetAxis(LIS3DH_Axis_t axis) {
  uint8_t value;
  
  if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG1, &value) )
    return MEMS_ERROR;
  value &= 0xF8;
  value |= (0x07 & axis);
  
  if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG1, value) )
    return MEMS_ERROR;   
  
  return MEMS_SUCCESS;
}


/*******************************************************************************
* Function Name  : LIS3DH_SetFullScale
* Description    : Sets the LIS3DH FullScale
* Input          : LIS3DH_FULLSCALE_2/LIS3DH_FULLSCALE_4/LIS3DH_FULLSCALE_8/LIS3DH_FULLSCALE_16
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_SetFullScale(LIS3DH_Fullscale_t fs) {
  uint8_t value;
  
  if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG4, &value) )
    return MEMS_ERROR;
  
  value &= 0xCF;	
  value |= (fs<<LIS3DH_FS);
  
  if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG4, value) )
    return MEMS_ERROR;
  
  return MEMS_SUCCESS;
}


/*******************************************************************************
* Function Name  : LIS3DH_SetBDU
* Description    : Enable/Disable Block Data Update Functionality
* Input          : ENABLE/DISABLE
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_SetBDU(State_t bdu) {
  uint8_t value;
  
  if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG4, &value) )
    return MEMS_ERROR;
  
  value &= 0x7F;
  value |= (bdu<<LIS3DH_BDU);
  
  if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG4, value) )
    return MEMS_ERROR;
  
  return MEMS_SUCCESS;
}


/*******************************************************************************
* Function Name  : LIS3DH_SetBLE
* Description    : Set Endianess (MSB/LSB)
* Input          : BLE_LSB / BLE_MSB
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_SetBLE(LIS3DH_Endianess_t ble) {
  uint8_t value;
  
  if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG4, &value) )
    return MEMS_ERROR;
  
  value &= 0xBF;	
  value |= (ble<<LIS3DH_BLE);
  
  if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG4, value) )
    return MEMS_ERROR;
  
  return MEMS_SUCCESS;
}


/*******************************************************************************
* Function Name  : LIS3DH_SetSelfTest
* Description    : Set Self Test Modality
* Input          : LIS3DH_SELF_TEST_DISABLE/ST_0/ST_1
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_SetSelfTest(LIS3DH_SelfTest_t st) {
  uint8_t value;
  
  if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG4, &value) )
    return MEMS_ERROR;
  
  value &= 0xF9;
  value |= (st<<LIS3DH_ST);
  
  if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG4, value) )
    return MEMS_ERROR;
  
  return MEMS_SUCCESS;
}


/*******************************************************************************
* Function Name  : LIS3DH_HPFClick
* Description    : Enable/Disable High Pass Filter for click
* Input          : MEMS_ENABLE/MEMS_DISABLE
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_HPFClickEnable(State_t hpfe) {
  uint8_t value;
  
  if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG2, &value) )
    return MEMS_ERROR;
  
  value &= 0xFB;
  value |= (hpfe<<LIS3DH_HPCLICK);
  
  if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG2, value) )
    return MEMS_ERROR;
  
  return MEMS_SUCCESS;
}


/*******************************************************************************
* Function Name  : LIS3DH_HPFAOI1
* Description    : Enable/Disable High Pass Filter for AOI on INT_1
* Input          : MEMS_ENABLE/MEMS_DISABLE
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_HPFAOI1Enable(State_t hpfe) {
  uint8_t value;
  
  if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG2, &value) )
    return MEMS_ERROR;
  
  value &= 0xFE;
  value |= (hpfe<<LIS3DH_HPIS1);
  
  if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG2, value) )
    return MEMS_ERROR;
  
  return MEMS_SUCCESS;
}


/*******************************************************************************
* Function Name  : LIS3DH_HPFAOI2
* Description    : Enable/Disable High Pass Filter for AOI on INT_2
* Input          : MEMS_ENABLE/MEMS_DISABLE
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_HPFAOI2Enable(State_t hpfe) {
  uint8_t value;
  
  if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG2, &value) )
    return MEMS_ERROR;
  
  value &= 0xFD;
  value |= (hpfe<<LIS3DH_HPIS2);
  
  if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG2, value) )
    return MEMS_ERROR;
  
  return MEMS_SUCCESS;
}


/*******************************************************************************
* Function Name  : LIS3DH_SetHPFMode
* Description    : Set High Pass Filter Modality
* Input          : LIS3DH_HPM_NORMAL_MODE_RES/LIS3DH_HPM_REF_SIGNAL/
				   LIS3DH_HPM_NORMAL_MODE/LIS3DH_HPM_AUTORESET_INT
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_SetHPFMode(LIS3DH_HPFMode_t hpm) {
  uint8_t value;
  
  if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG2, &value) )
    return MEMS_ERROR;
  
  value &= 0x3F;
  value |= (hpm<<LIS3DH_HPM);
  
  if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG2, value) )
    return MEMS_ERROR;
  
  return MEMS_SUCCESS;
}


/*******************************************************************************
* Function Name  : LIS3DH_SetHPFCutOFF
* Description    : Set High Pass CUT OFF Freq
* Input          : HPFCF [0,3]
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_SetHPFCutOFF(LIS3DH_HPFCutOffFreq_t hpf) {
  uint8_t value;
  
  if (hpf > 3)
    return MEMS_ERROR;
  
  if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG2, &value) )
    return MEMS_ERROR;
  
  value &= 0xCF;
  value |= (hpf<<LIS3DH_HPCF);
  
  if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG2, value) )
    return MEMS_ERROR;
  
  return MEMS_SUCCESS;
  
}


/*******************************************************************************
* Function Name  : LIS3DH_SetFilterDataSel
* Description    : Set Filter Data Selection bypassed or sent to FIFO OUT register
* Input          : MEMS_SET, MEMS_RESET
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_SetFilterDataSel(State_t state) {
  uint8_t value;
  
  if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG2, &value) )
    return MEMS_ERROR;
  
  value &= 0xF7;
  value |= (state<<LIS3DH_FDS);
  
  if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG2, value) )
    return MEMS_ERROR;
  
  return MEMS_SUCCESS;
  
}


/*******************************************************************************
* Function Name  : LIS3DH_SetInt1Pin
* Description    : Set Interrupt1 pin Function
* Input          :  LIS3DH_CLICK_ON_PIN_INT1_ENABLE/DISABLE    | LIS3DH_I1_INT1_ON_PIN_INT1_ENABLE/DISABLE |              
                    LIS3DH_I1_INT2_ON_PIN_INT1_ENABLE/DISABLE  | LIS3DH_I1_DRDY1_ON_INT1_ENABLE/DISABLE    |              
                    LIS3DH_I1_DRDY2_ON_INT1_ENABLE/DISABLE     | LIS3DH_WTM_ON_INT1_ENABLE/DISABLE         |           
                    LIS3DH_INT1_OVERRUN_ENABLE/DISABLE  
* example        : SetInt1Pin(LIS3DH_CLICK_ON_PIN_INT1_ENABLE | LIS3DH_I1_INT1_ON_PIN_INT1_ENABLE |              
                    LIS3DH_I1_INT2_ON_PIN_INT1_DISABLE | LIS3DH_I1_DRDY1_ON_INT1_ENABLE | LIS3DH_I1_DRDY2_ON_INT1_ENABLE |
                    LIS3DH_WTM_ON_INT1_DISABLE | LIS3DH_INT1_OVERRUN_DISABLE   ) 
* Note           : To enable Interrupt signals on INT1 Pad (You MUST use all input variable in the argument, as example)
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_SetInt1Pin(LIS3DH_IntPinConf_t pinConf) {
  uint8_t value;
  
  if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG3, &value) )
    return MEMS_ERROR;
  
  value &= 0x00;
  value |= pinConf;
  
  if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG3, value) )
    return MEMS_ERROR;
  
  return MEMS_SUCCESS;
}


/*******************************************************************************
* Function Name  : LIS3DH_SetInt2Pin
* Description    : Set Interrupt2 pin Function
* Input          : LIS3DH_CLICK_ON_PIN_INT2_ENABLE/DISABLE   | LIS3DH_I2_INT1_ON_PIN_INT2_ENABLE/DISABLE |               
                   LIS3DH_I2_INT2_ON_PIN_INT2_ENABLE/DISABLE | LIS3DH_I2_BOOT_ON_INT2_ENABLE/DISABLE |                   
                   LIS3DH_INT_ACTIVE_HIGH/LOW
* example        : LIS3DH_SetInt2Pin(LIS3DH_CLICK_ON_PIN_INT2_ENABLE/DISABLE | LIS3DH_I2_INT1_ON_PIN_INT2_ENABLE/DISABLE |               
                   LIS3DH_I2_INT2_ON_PIN_INT2_ENABLE/DISABLE | LIS3DH_I2_BOOT_ON_INT2_ENABLE/DISABLE |                   
                   LIS3DH_INT_ACTIVE_HIGH/LOW)
* Note           : To enable Interrupt signals on INT2 Pad (You MUST use all input variable in the argument, as example)
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_SetInt2Pin(LIS3DH_IntPinConf_t pinConf) {
  uint8_t value;
  
  if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG6, &value) )
    return MEMS_ERROR;
  
  value &= 0x00;
  value |= pinConf;
  
  if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG6, value) )
    return MEMS_ERROR;
  
  return MEMS_SUCCESS;
}                       


/*******************************************************************************
* Function Name  : LIS3DH_SetClickCFG
* Description    : Set Click Interrupt config Function
* Input          : LIS3DH_ZD_ENABLE/DISABLE | LIS3DH_ZS_ENABLE/DISABLE  | LIS3DH_YD_ENABLE/DISABLE  | 
                   LIS3DH_YS_ENABLE/DISABLE | LIS3DH_XD_ENABLE/DISABLE  | LIS3DH_XS_ENABLE/DISABLE 
* example        : LIS3DH_SetClickCFG( LIS3DH_ZD_ENABLE | LIS3DH_ZS_DISABLE | LIS3DH_YD_ENABLE | 
                               LIS3DH_YS_DISABLE | LIS3DH_XD_ENABLE | LIS3DH_XS_ENABLE)
* Note           : You MUST use all input variable in the argument, as example
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_SetClickCFG(uint8_t status) {
  uint8_t value;
  
  if( !LIS3DH_ReadReg(LIS3DH_CLICK_CFG, &value) )
    return MEMS_ERROR;
  
  value &= 0xC0;
  value |= status;
  
  if( !LIS3DH_WriteReg(LIS3DH_CLICK_CFG, value) )
    return MEMS_ERROR;
  
  return MEMS_SUCCESS;
}  


/*******************************************************************************
* Function Name  : LIS3DH_SetClickTHS
* Description    : Set Click Interrupt threshold
* Input          : Click-click Threshold value [0-127]
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_SetClickTHS(uint8_t ths) {
  
  if(ths>127)     
    return MEMS_ERROR;
  
  if( !LIS3DH_WriteReg(LIS3DH_CLICK_THS, ths) )
    return MEMS_ERROR;
  
  return MEMS_SUCCESS;
} 


/*******************************************************************************
* Function Name  : LIS3DH_SetClickLIMIT
* Description    : Set Click Interrupt Time Limit
* Input          : Click-click Time Limit value [0-127]
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_SetClickLIMIT(uint8_t t_limit) {
  
  if(t_limit>127)     
    return MEMS_ERROR;
  
  if( !LIS3DH_WriteReg(LIS3DH_TIME_LIMIT, t_limit) )
    return MEMS_ERROR;
  
  return MEMS_SUCCESS;
} 


/*******************************************************************************
* Function Name  : LIS3DH_SetClickLATENCY
* Description    : Set Click Interrupt Time Latency
* Input          : Click-click Time Latency value [0-255]
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_SetClickLATENCY(uint8_t t_latency) {
  
  if( !LIS3DH_WriteReg(LIS3DH_TIME_LATENCY, t_latency) )
    return MEMS_ERROR;
  
  return MEMS_SUCCESS;
} 


/*******************************************************************************
* Function Name  : LIS3DH_SetClickWINDOW
* Description    : Set Click Interrupt Time Window
* Input          : Click-click Time Window value [0-255]
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_SetClickWINDOW(uint8_t t_window) {
  
  if( !LIS3DH_WriteReg(LIS3DH_TIME_WINDOW, t_window) )
    return MEMS_ERROR;
  
  return MEMS_SUCCESS;
}


/*******************************************************************************
* Function Name  : LIS3DH_GetClickResponse
* Description    : Get Click Interrupt Response by CLICK_SRC REGISTER
* Input          : char to empty by Click Response Typedef
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_GetClickResponse(uint8_t* res) {
  uint8_t value;
  
  if( !LIS3DH_ReadReg(LIS3DH_CLICK_SRC, &value) ) 
    return MEMS_ERROR;
  
  value &= 0x7F;
  
  if((value & LIS3DH_IA)==0) {        
    *res = LIS3DH_NO_CLICK;     
    return MEMS_SUCCESS;
  }
  else {
    if (value & LIS3DH_DCLICK){
      if (value & LIS3DH_CLICK_SIGN){
        if (value & LIS3DH_CLICK_Z) {
          *res = LIS3DH_DCLICK_Z_N;   
          return MEMS_SUCCESS;
        }
        if (value & LIS3DH_CLICK_Y) {
          *res = LIS3DH_DCLICK_Y_N;   
          return MEMS_SUCCESS;
        }
        if (value & LIS3DH_CLICK_X) {
          *res = LIS3DH_DCLICK_X_N;   
          return MEMS_SUCCESS;
        }
      }
      else{
        if (value & LIS3DH_CLICK_Z) {
          *res = LIS3DH_DCLICK_Z_P;   
          return MEMS_SUCCESS;
        }
        if (value & LIS3DH_CLICK_Y) {
          *res = LIS3DH_DCLICK_Y_P;   
          return MEMS_SUCCESS;
        }
        if (value & LIS3DH_CLICK_X) {
          *res = LIS3DH_DCLICK_X_P;   
          return MEMS_SUCCESS;
        }
      }       
    }
    else{
      if (value & LIS3DH_CLICK_SIGN){
        if (value & LIS3DH_CLICK_Z) {
          *res = LIS3DH_SCLICK_Z_N;   
          return MEMS_SUCCESS;
        }
        if (value & LIS3DH_CLICK_Y) {
          *res = LIS3DH_SCLICK_Y_N;   
          return MEMS_SUCCESS;
        }
        if (value & LIS3DH_CLICK_X) {
          *res = LIS3DH_SCLICK_X_N;   
          return MEMS_SUCCESS;
        }
      }
      else{
        if (value & LIS3DH_CLICK_Z) {
          *res = LIS3DH_SCLICK_Z_P;   
          return MEMS_SUCCESS;
        }
        if (value & LIS3DH_CLICK_Y) {
          *res = LIS3DH_SCLICK_Y_P;   
          return MEMS_SUCCESS;
        }
        if (value & LIS3DH_CLICK_X) {
          *res = LIS3DH_SCLICK_X_P;   
          return MEMS_SUCCESS;
        }
      }
    }
  }
  return MEMS_ERROR;
} 


/*******************************************************************************
* Function Name  : LIS3DH_Int1LatchEnable
* Description    : Enable Interrupt 1 Latching function
* Input          : ENABLE/DISABLE
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_Int1LatchEnable(State_t latch) {
  uint8_t value;
  
  if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG5, &value) )
    return MEMS_ERROR;
  
  value &= 0xF7;
  value |= latch<<LIS3DH_LIR_INT1;
  
  if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG5, value) )
    return MEMS_ERROR;
  
  return MEMS_SUCCESS;
}


/*******************************************************************************
* Function Name  : LIS3DH_ResetInt1Latch
* Description    : Reset Interrupt 1 Latching function
* Input          : None
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_ResetInt1Latch(void) {
  uint8_t value;
  
  if( !LIS3DH_ReadReg(LIS3DH_INT1_SRC, &value) )
    return MEMS_ERROR;
  
  return MEMS_SUCCESS;
}


/*******************************************************************************
* Function Name  : LIS3DH_SetIntConfiguration
* Description    : Interrupt 1 Configuration (without LIS3DH_6D_INT)
* Input          : LIS3DH_INT1_AND/OR | LIS3DH_INT1_ZHIE_ENABLE/DISABLE | LIS3DH_INT1_ZLIE_ENABLE/DISABLE...
* Output         : None
* Note           : You MUST use all input variable in the argument, as example
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_SetIntConfiguration(LIS3DH_Int1Conf_t ic) {
  uint8_t value;
  
  if( !LIS3DH_ReadReg(LIS3DH_INT1_CFG, &value) )
    return MEMS_ERROR;
  
  value &= 0x40; 
  value |= ic;
  
  if( !LIS3DH_WriteReg(LIS3DH_INT1_CFG, value) )
    return MEMS_ERROR;
  
  return MEMS_SUCCESS;
} 

     
/*******************************************************************************
* Function Name  : LIS3DH_SetIntMode
* Description    : Interrupt 1 Configuration mode (OR, 6D Movement, AND, 6D Position)
* Input          : LIS3DH_INT_MODE_OR, LIS3DH_INT_MODE_6D_MOVEMENT, LIS3DH_INT_MODE_AND, 
				   LIS3DH_INT_MODE_6D_POSITION
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_SetIntMode(LIS3DH_Int1Mode_t int_mode) {
  uint8_t value;
  
  if( !LIS3DH_ReadReg(LIS3DH_INT1_CFG, &value) )
    return MEMS_ERROR;
  
  value &= 0x3F; 
  value |= (int_mode<<LIS3DH_INT_6D);
  
  if( !LIS3DH_WriteReg(LIS3DH_INT1_CFG, value) )
    return MEMS_ERROR;
  
  return MEMS_SUCCESS;
}

    
/*******************************************************************************
* Function Name  : LIS3DH_SetInt6D4DConfiguration
* Description    : 6D, 4D Interrupt Configuration
* Input          : LIS3DH_INT1_6D_ENABLE, LIS3DH_INT1_4D_ENABLE, LIS3DH_INT1_6D_4D_DISABLE
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_SetInt6D4DConfiguration(LIS3DH_INT_6D_4D_t ic) {
  uint8_t value;
  uint8_t value2;
  
  if( !LIS3DH_ReadReg(LIS3DH_INT1_CFG, &value) )
    return MEMS_ERROR;
  if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG5, &value2) )
    return MEMS_ERROR;
  
  if(ic == LIS3DH_INT1_6D_ENABLE){
    value &= 0xBF; 
    value |= (MEMS_ENABLE<<LIS3DH_INT_6D);
    value2 &= 0xFB; 
    value2 |= (MEMS_DISABLE<<LIS3DH_D4D_INT1);
  }
  
  if(ic == LIS3DH_INT1_4D_ENABLE){
    value &= 0xBF; 
    value |= (MEMS_ENABLE<<LIS3DH_INT_6D);
    value2 &= 0xFB; 
    value2 |= (MEMS_ENABLE<<LIS3DH_D4D_INT1);
  }
  
  if(ic == LIS3DH_INT1_6D_4D_DISABLE){
    value &= 0xBF; 
    value |= (MEMS_DISABLE<<LIS3DH_INT_6D);
    value2 &= 0xFB; 
    value2 |= (MEMS_DISABLE<<LIS3DH_D4D_INT1);
  }
  
  if( !LIS3DH_WriteReg(LIS3DH_INT1_CFG, value) )
    return MEMS_ERROR;
  if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG5, value2) )
    return MEMS_ERROR;
  
  return MEMS_SUCCESS;
}


/*******************************************************************************
* Function Name  : LIS3DH_Get6DPosition
* Description    : 6D, 4D Interrupt Position Detect
* Input          : Byte to empty by POSITION_6D_t Typedef
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_Get6DPosition(uint8_t* val){
  uint8_t value;
  
  if( !LIS3DH_ReadReg(LIS3DH_INT1_SRC, &value) )
    return MEMS_ERROR;
  
  value &= 0x7F;
  
  switch (value){
  case LIS3DH_UP_SX:   
    *val = LIS3DH_UP_SX;    
    break;
  case LIS3DH_UP_DX:   
    *val = LIS3DH_UP_DX;    
    break;
  case LIS3DH_DW_SX:   
    *val = LIS3DH_DW_SX;    
    break;
  case LIS3DH_DW_DX:   
    *val = LIS3DH_DW_DX;    
    break;
  case LIS3DH_TOP:     
    *val = LIS3DH_TOP;      
    break;
  case LIS3DH_BOTTOM:  
    *val = LIS3DH_BOTTOM;   
    break;
  }
  
  return MEMS_SUCCESS;  
}


/*******************************************************************************
* Function Name  : LIS3DH_SetInt1Threshold
* Description    : Sets Interrupt 1 Threshold
* Input          : Threshold = [0,31]
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_SetInt1Threshold(uint8_t ths) {
  if (ths > 127)
    return MEMS_ERROR;
  
  if( !LIS3DH_WriteReg(LIS3DH_INT1_THS, ths) )
    return MEMS_ERROR;    
  
  return MEMS_SUCCESS;
}


/*******************************************************************************
* Function Name  : LIS3DH_SetInt1Duration
* Description    : Sets Interrupt 1 Duration
* Input          : Duration value
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_SetInt1Duration(LIS3DH_Int1Conf_t id) {
  
  if (id > 127)
    return MEMS_ERROR;
  
  if( !LIS3DH_WriteReg(LIS3DH_INT1_DURATION, id) )
    return MEMS_ERROR;
  
  return MEMS_SUCCESS;
}


/*******************************************************************************
* Function Name  : LIS3DH_FIFOModeEnable
* Description    : Sets Fifo Modality
* Input          : LIS3DH_FIFO_DISABLE, LIS3DH_FIFO_BYPASS_MODE, LIS3DH_FIFO_MODE, 
				   LIS3DH_FIFO_STREAM_MODE, LIS3DH_FIFO_TRIGGER_MODE
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_FIFOModeEnable(LIS3DH_FifoMode_t fm) {
  uint8_t value;  
  
  if(fm == LIS3DH_FIFO_DISABLE) { 
    if( !LIS3DH_ReadReg(LIS3DH_FIFO_CTRL_REG, &value) )
      return MEMS_ERROR;
    
    value &= 0x1F;
    value |= (LIS3DH_FIFO_BYPASS_MODE<<LIS3DH_FM);                     
    
    if( !LIS3DH_WriteReg(LIS3DH_FIFO_CTRL_REG, value) )           //fifo mode bypass
      return MEMS_ERROR;   
    if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG5, &value) )
      return MEMS_ERROR;
    
    value &= 0xBF;    
    
    if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG5, value) )               //fifo disable
      return MEMS_ERROR;   
  }
  
  if(fm == LIS3DH_FIFO_BYPASS_MODE)   {  
    if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG5, &value) )
      return MEMS_ERROR;
    
    value &= 0xBF;
    value |= MEMS_SET<<LIS3DH_FIFO_EN;
    
    if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG5, value) )               //fifo enable
      return MEMS_ERROR;  
    if( !LIS3DH_ReadReg(LIS3DH_FIFO_CTRL_REG, &value) )
      return MEMS_ERROR;
    
    value &= 0x1f;
    value |= (fm<<LIS3DH_FM);                     //fifo mode configuration
    
    if( !LIS3DH_WriteReg(LIS3DH_FIFO_CTRL_REG, value) )
      return MEMS_ERROR;
  }
  
  if(fm == LIS3DH_FIFO_MODE)   {
    if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG5, &value) )
      return MEMS_ERROR;
    
    value &= 0xBF;
    value |= MEMS_SET<<LIS3DH_FIFO_EN;
    
    if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG5, value) )               //fifo enable
      return MEMS_ERROR;  
    if( !LIS3DH_ReadReg(LIS3DH_FIFO_CTRL_REG, &value) )
      return MEMS_ERROR;
    
    value &= 0x1f;
    value |= (fm<<LIS3DH_FM);                      //fifo mode configuration
    
    if( !LIS3DH_WriteReg(LIS3DH_FIFO_CTRL_REG, value) )
      return MEMS_ERROR;
  }
  
  if(fm == LIS3DH_FIFO_STREAM_MODE)   {  
    if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG5, &value) )
      return MEMS_ERROR;
    
    value &= 0xBF;
    value |= MEMS_SET<<LIS3DH_FIFO_EN;
    
    if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG5, value) )               //fifo enable
      return MEMS_ERROR;   
    if( !LIS3DH_ReadReg(LIS3DH_FIFO_CTRL_REG, &value) )
      return MEMS_ERROR;
    
    value &= 0x1f;
    value |= (fm<<LIS3DH_FM);                      //fifo mode configuration
    
    if( !LIS3DH_WriteReg(LIS3DH_FIFO_CTRL_REG, value) )
      return MEMS_ERROR;
  }
  
  if(fm == LIS3DH_FIFO_TRIGGER_MODE)   {  
    if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG5, &value) )
      return MEMS_ERROR;
    
    value &= 0xBF;
    value |= MEMS_SET<<LIS3DH_FIFO_EN;
    
    if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG5, value) )               //fifo enable
      return MEMS_ERROR;    
    if( !LIS3DH_ReadReg(LIS3DH_FIFO_CTRL_REG, &value) )
      return MEMS_ERROR;
    
    value &= 0x1f;
    value |= (fm<<LIS3DH_FM);                      //fifo mode configuration
    
    if( !LIS3DH_WriteReg(LIS3DH_FIFO_CTRL_REG, value) )
      return MEMS_ERROR;
  }
  
  return MEMS_SUCCESS;
}


/*******************************************************************************
* Function Name  : LIS3DH_SetTriggerInt
* Description    : Trigger event liked to trigger signal INT1/INT2
* Input          : LIS3DH_TRIG_INT1/LIS3DH_TRIG_INT2
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_SetTriggerInt(LIS3DH_TrigInt_t tr) {
  uint8_t value;  
  
  if( !LIS3DH_ReadReg(LIS3DH_FIFO_CTRL_REG, &value) )
    return MEMS_ERROR;
  
  value &= 0xDF;
  value |= (tr<<LIS3DH_TR); 
  
  if( !LIS3DH_WriteReg(LIS3DH_FIFO_CTRL_REG, value) )
    return MEMS_ERROR;
  
  return MEMS_SUCCESS;
}


/*******************************************************************************
* Function Name  : LIS3DH_SetWaterMark
* Description    : Sets Watermark Value
* Input          : Watermark = [0,31]
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_SetWaterMark(uint8_t wtm) {
  uint8_t value;
  
  if(wtm > 31)
    return MEMS_ERROR;  
  
  if( !LIS3DH_ReadReg(LIS3DH_FIFO_CTRL_REG, &value) )
    return MEMS_ERROR;
  
  value &= 0xE0;
  value |= wtm; 
  
  if( !LIS3DH_WriteReg(LIS3DH_FIFO_CTRL_REG, value) )
    return MEMS_ERROR;
  
  return MEMS_SUCCESS;
}

  
/*******************************************************************************
* Function Name  : LIS3DH_GetStatusReg
* Description    : Read the status register
* Input          : char to empty by Status Reg Value
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_GetStatusReg(uint8_t* val) {
  if( !LIS3DH_ReadReg(LIS3DH_STATUS_REG, val) )
    return MEMS_ERROR;
  
  return MEMS_SUCCESS;  
}


/*******************************************************************************
* Function Name  : LIS3DH_GetStatusBIT
* Description    : Read the status register BIT
* Input          : LIS3DH_STATUS_REG_ZYXOR, LIS3DH_STATUS_REG_ZOR, LIS3DH_STATUS_REG_YOR, LIS3DH_STATUS_REG_XOR,
                   LIS3DH_STATUS_REG_ZYXDA, LIS3DH_STATUS_REG_ZDA, LIS3DH_STATUS_REG_YDA, LIS3DH_STATUS_REG_XDA, 
				   LIS3DH_DATAREADY_BIT
				   val: Byte to be filled with the status bit	
* Output         : status register BIT
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_GetStatusBit(uint8_t statusBIT, uint8_t* val) {
  uint8_t value;  
  
  if( !LIS3DH_ReadReg(LIS3DH_STATUS_REG, &value) )
    return MEMS_ERROR;
  
  switch (statusBIT){
  case LIS3DH_STATUS_REG_ZYXOR:     
    if(value &= LIS3DH_STATUS_REG_ZYXOR){     
      *val = MEMS_SET;
      return MEMS_SUCCESS;
    }
    else{  
      *val = MEMS_RESET;
      return MEMS_SUCCESS;
    }  
  case LIS3DH_STATUS_REG_ZOR:       
    if(value &= LIS3DH_STATUS_REG_ZOR){     
      *val = MEMS_SET;
      return MEMS_SUCCESS;
    }
    else{  
      *val = MEMS_RESET;
      return MEMS_SUCCESS;
    }  
  case LIS3DH_STATUS_REG_YOR:       
    if(value &= LIS3DH_STATUS_REG_YOR){     
      *val = MEMS_SET;
      return MEMS_SUCCESS;
    }
    else{  
      *val = MEMS_RESET;
      return MEMS_SUCCESS;
    }                                 
  case LIS3DH_STATUS_REG_XOR:       
    if(value &= LIS3DH_STATUS_REG_XOR){     
      *val = MEMS_SET;
      return MEMS_SUCCESS;
    }
    else{  
      *val = MEMS_RESET;
      return MEMS_SUCCESS;
    }     
  case LIS3DH_STATUS_REG_ZYXDA:     
    if(value &= LIS3DH_STATUS_REG_ZYXDA){     
      *val = MEMS_SET;
      return MEMS_SUCCESS;
    }
    else{  
      *val = MEMS_RESET;
      return MEMS_SUCCESS;
    }   
  case LIS3DH_STATUS_REG_ZDA:       
    if(value &= LIS3DH_STATUS_REG_ZDA){     
      *val = MEMS_SET;
      return MEMS_SUCCESS;
    }
    else{  
      *val = MEMS_RESET;
      return MEMS_SUCCESS;
    }   
  case LIS3DH_STATUS_REG_YDA:       
    if(value &= LIS3DH_STATUS_REG_YDA){     
      *val = MEMS_SET;
      return MEMS_SUCCESS;
    }
    else{  
      *val = MEMS_RESET;
      return MEMS_SUCCESS;
    }   
  case LIS3DH_STATUS_REG_XDA:       
    if(value &= LIS3DH_STATUS_REG_XDA){     
      *val = MEMS_SET;
      return MEMS_SUCCESS;
    }
    else{  
      *val = MEMS_RESET;
      return MEMS_SUCCESS;
    }                                  
    
  }
  return MEMS_ERROR;
}


/*******************************************************************************
* Function Name  : LIS3DH_GetAccAxesRaw
* Description    : Read the Acceleration Values Output Registers
* Input          : buffer to empity by AxesRaw_t Typedef
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_GetAccAxesRaw(AxesRaw_t* buff) {
  int16_t value;
  uint8_t *valueL = (uint8_t *)(&value);
  uint8_t *valueH = ((uint8_t *)(&value)+1);
  
  if( !LIS3DH_ReadReg(LIS3DH_OUT_X_L, valueL) )
    return MEMS_ERROR;
  
  if( !LIS3DH_ReadReg(LIS3DH_OUT_X_H, valueH) )
    return MEMS_ERROR;
  
  buff->AXIS_X = value;
  
  if( !LIS3DH_ReadReg(LIS3DH_OUT_Y_L, valueL) )
    return MEMS_ERROR;
  
  if( !LIS3DH_ReadReg(LIS3DH_OUT_Y_H, valueH) )
    return MEMS_ERROR;
  
  buff->AXIS_Y = value;
  
  if( !LIS3DH_ReadReg(LIS3DH_OUT_Z_L, valueL) )
    return MEMS_ERROR;
  
  if( !LIS3DH_ReadReg(LIS3DH_OUT_Z_H, valueH) )
    return MEMS_ERROR;
  
  buff->AXIS_Z = value;
  
  return MEMS_SUCCESS; 
}


/*******************************************************************************
* Function Name  : LIS3DH_GetInt1Src
* Description    : Reset Interrupt 1 Latching function
* Input          : Char to empty by Int1 source value
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_GetInt1Src(uint8_t* val) {
  
  if( !LIS3DH_ReadReg(LIS3DH_INT1_SRC, val) )
    return MEMS_ERROR;
  
  return MEMS_SUCCESS;
}


/*******************************************************************************
* Function Name  : LIS3DH_GetInt1SrcBit
* Description    : Reset Interrupt 1 Latching function
* Input          : statusBIT: LIS3DH_INT_SRC_IA, LIS3DH_INT_SRC_ZH, LIS3DH_INT_SRC_ZL.....
*                  val: Byte to be filled with the status bit
* Output         : None
* Return         : Status of BIT [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_GetInt1SrcBit(uint8_t statusBIT, uint8_t* val) {
  uint8_t value;  
   
  if( !LIS3DH_ReadReg(LIS3DH_INT1_SRC, &value) )
      return MEMS_ERROR;
   
  if(statusBIT == LIS3DH_INT1_SRC_IA){
    if(value &= LIS3DH_INT1_SRC_IA){     
      *val = MEMS_SET;
      return MEMS_SUCCESS;
    }
    else{  
      *val = MEMS_RESET;
      return MEMS_SUCCESS;
    }  
  }
  
  if(statusBIT == LIS3DH_INT1_SRC_ZH){
    if(value &= LIS3DH_INT1_SRC_ZH){     
      *val = MEMS_SET;
      return MEMS_SUCCESS;
    }
    else{  
      *val = MEMS_RESET;
      return MEMS_SUCCESS;
    }  
  }
  
  if(statusBIT == LIS3DH_INT1_SRC_ZL){
    if(value &= LIS3DH_INT1_SRC_ZL){     
      *val = MEMS_SET;
      return MEMS_SUCCESS;
    }
    else{  
      *val = MEMS_RESET;
      return MEMS_SUCCESS;
    }  
  }
  
  if(statusBIT == LIS3DH_INT1_SRC_YH){
    if(value &= LIS3DH_INT1_SRC_YH){     
      *val = MEMS_SET;
      return MEMS_SUCCESS;
    }
    else{  
      *val = MEMS_RESET;
      return MEMS_SUCCESS;
    }  
  }
  
  if(statusBIT == LIS3DH_INT1_SRC_YL){
    if(value &= LIS3DH_INT1_SRC_YL){     
      *val = MEMS_SET;
      return MEMS_SUCCESS;
    }
    else{  
      *val = MEMS_RESET;
      return MEMS_SUCCESS;
    }  
  }
  if(statusBIT == LIS3DH_INT1_SRC_XH){
    if(value &= LIS3DH_INT1_SRC_XH){     
      *val = MEMS_SET;
      return MEMS_SUCCESS;
    }
    else{  
      *val = MEMS_RESET;
      return MEMS_SUCCESS;
    }  
  }
  
  if(statusBIT == LIS3DH_INT1_SRC_XL){
    if(value &= LIS3DH_INT1_SRC_XL){     
      *val = MEMS_SET;
      return MEMS_SUCCESS;
    }
    else{  
      *val = MEMS_RESET;
      return MEMS_SUCCESS;
    }  
  }
  return MEMS_ERROR;
}


/*******************************************************************************
* Function Name  : LIS3DH_GetFifoSourceReg
* Description    : Read Fifo source Register
* Input          : Byte to empty by FIFO source register value
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_GetFifoSourceReg(uint8_t* val) {
  
  if( !LIS3DH_ReadReg(LIS3DH_FIFO_SRC_REG, val) )
    return MEMS_ERROR;
  
  return MEMS_SUCCESS;
}


/*******************************************************************************
* Function Name  : LIS3DH_GetFifoSourceBit
* Description    : Read Fifo WaterMark source bit
* Input          : statusBIT: LIS3DH_FIFO_SRC_WTM, LIS3DH_FIFO_SRC_OVRUN, LIS3DH_FIFO_SRC_EMPTY
*				   val: Byte to fill  with the bit value
* Output         : None
* Return         : Status of BIT [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_GetFifoSourceBit(uint8_t statusBIT,  uint8_t* val){
  uint8_t value;  
  
  if( !LIS3DH_ReadReg(LIS3DH_FIFO_SRC_REG, &value) )
    return MEMS_ERROR;
  
  
  if(statusBIT == LIS3DH_FIFO_SRC_WTM){
    if(value &= LIS3DH_FIFO_SRC_WTM){     
      *val = MEMS_SET;
      return MEMS_SUCCESS;
    }
    else{  
      *val = MEMS_RESET;
      return MEMS_SUCCESS;
    }  
  }
  
  if(statusBIT == LIS3DH_FIFO_SRC_OVRUN){
    if(value &= LIS3DH_FIFO_SRC_OVRUN){     
      *val = MEMS_SET;
      return MEMS_SUCCESS;
    }
    else{  
      *val = MEMS_RESET;
      return MEMS_SUCCESS;
    }  
  }
  if(statusBIT == LIS3DH_FIFO_SRC_EMPTY){
    if(value &= statusBIT == LIS3DH_FIFO_SRC_EMPTY){     
      *val = MEMS_SET;
      return MEMS_SUCCESS;
    }
    else{  
      *val = MEMS_RESET;
      return MEMS_SUCCESS;
    }  
  }
  return MEMS_ERROR;
}


/*******************************************************************************
* Function Name  : LIS3DH_GetFifoSourceFSS
* Description    : Read current number of unread samples stored in FIFO
* Input          : Byte to empty by FIFO unread sample value
* Output         : None
* Return         : Status [value of FSS]
*******************************************************************************/
status_t LIS3DH_GetFifoSourceFSS(uint8_t* val){
  uint8_t value;
  
  if( !LIS3DH_ReadReg(LIS3DH_FIFO_SRC_REG, &value) )
    return MEMS_ERROR;
  
  value &= 0x1F;
  
  *val = value;
  
  return MEMS_SUCCESS;
}

      
/*******************************************************************************
* Function Name  : LIS3DH_SetSPIInterface
* Description    : Set SPI mode: 3 Wire Interface OR 4 Wire Interface
* Input          : LIS3DH_SPI_3_WIRE, LIS3DH_SPI_4_WIRE
* Output         : None
* Return         : Status [MEMS_ERROR, MEMS_SUCCESS]
*******************************************************************************/
status_t LIS3DH_SetSPIInterface(LIS3DH_SPIMode_t spi) {
  uint8_t value;
  
  if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG4, &value) )
    return MEMS_ERROR;
  
  value &= 0xFE;
  value |= spi<<LIS3DH_SIM;
  
  if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG4, value) )
    return MEMS_ERROR;
  
  return MEMS_SUCCESS;
}
/******************* (C) COPYRIGHT 2012 STMicroelectronics *****END OF FILE****/