smb380.h

smb380开发应用和程序（C语言） 包含smb380所有功能的设置函数

#define LG_THRES__POS		0
#define LG_THRES__LEN		8
#define LG_THRES__MSK		0xFF
#define LG_THRES__REG		LG_THRESHOLD_REG





#define HG_THRES__POS		0
#define HG_THRES__LEN		8
#define HG_THRES__MSK		0xFF
#define HG_THRES__REG		HG_THRESHOLD_REG








#define LG_HYST__POS			0
#define LG_HYST__LEN			3
#define LG_HYST__MSK			0x07
#define LG_HYST__REG			HYSTERESIS_REG




#define HG_HYST__POS			3
#define HG_HYST__LEN			3
#define HG_HYST__MSK			0x38
#define HG_HYST__REG			HYSTERESIS_REG


/* ANY MOTION and ALERT settings */

#define EN_ANY_MOTION__POS		6
#define EN_ANY_MOTION__LEN		1
#define EN_ANY_MOTION__MSK		0x40
#define EN_ANY_MOTION__REG		SMB380_CONF1_REG


/* ALERT settings */


#define ALERT__POS			7
#define ALERT__LEN			1
#define ALERT__MSK			0x80
#define ALERT__REG			SMB380_CONF1_REG


/* ANY MOTION Duration */




#define ANY_MOTION_THRES__POS	0
#define ANY_MOTION_THRES__LEN	8
#define ANY_MOTION_THRES__MSK	0xFF
#define ANY_MOTION_THRES__REG	MOTION_THRS_REG




#define ANY_MOTION_DUR__POS		6
#define ANY_MOTION_DUR__LEN		2
#define ANY_MOTION_DUR__MSK		0xC0	
#define ANY_MOTION_DUR__REG		HYSTERESIS_REG


#define CUSTOMER_RESERVED1__POS		0
#define CUSTOMER_RESERVED1__LEN	 	8
#define CUSTOMER_RESERVED1__MSK		0xFF
#define CUSTOMER_RESERVED1__REG		CUSTOMER1_REG

#define CUSTOMER_RESERVED2__POS		0
#define CUSTOMER_RESERVED2__LEN	 	8
#define CUSTOMER_RESERVED2__MSK		0xFF
#define CUSTOMER_RESERVED2__REG		CUSTOMER2_REG



/* BANDWIDTH dependend definitions */

#define BANDWIDTH__POS				0
#define BANDWIDTH__LEN			 	3
#define BANDWIDTH__MSK			 	0x07
#define BANDWIDTH__REG				RANGE_BWIDTH_REG




/* RANGE */

#define RANGE__POS				3
#define RANGE__LEN				2
#define RANGE__MSK				0x18	
#define RANGE__REG				RANGE_BWIDTH_REG


/* WAKE UP */



#define WAKE_UP__POS			0
#define WAKE_UP__LEN			1
#define WAKE_UP__MSK			0x01
#define WAKE_UP__REG			SMB380_CONF2_REG




#define WAKE_UP_PAUSE__POS		1
#define WAKE_UP_PAUSE__LEN		2
#define WAKE_UP_PAUSE__MSK		0x06
#define WAKE_UP_PAUSE__REG		SMB380_CONF2_REG


/* ACCELERATION DATA SHADOW */



#define SHADOW_DIS__POS			3
#define SHADOW_DIS__LEN			1
#define SHADOW_DIS__MSK			0x08
#define SHADOW_DIS__REG			SMB380_CONF2_REG


/* LATCH Interrupt */



#define LATCH_INT__POS			4
#define LATCH_INT__LEN			1
#define LATCH_INT__MSK			0x10
#define LATCH_INT__REG			SMB380_CONF2_REG

/* new data interrupt */


#define NEW_DATA_INT__POS		5
#define NEW_DATA_INT__LEN		1
#define NEW_DATA_INT__MSK		0x20
#define NEW_DATA_INT__REG		SMB380_CONF2_REG



#define ENABLE_ADV_INT__POS		6
#define ENABLE_ADV_INT__LEN		1
#define ENABLE_ADV_INT__MSK		0x40
#define ENABLE_ADV_INT__REG		SMB380_CONF2_REG


#define SMB380_SPI4_OFF	0
#define SMB380_SPI4_ON	1

#define SPI4__POS				7
#define SPI4__LEN				1
#define SPI4__MSK				0x80
#define SPI4__REG				SMB380_CONF2_REG


#define OFFSET_X_LSB__POS	6
#define OFFSET_X_LSB__LEN	2
#define OFFSET_X_LSB__MSK	0xC0
#define OFFSET_X_LSB__REG	OFFS_GAIN_X_REG

#define GAIN_X__POS			0
#define GAIN_X__LEN			6
#define GAIN_X__MSK			0x3f
#define GAIN_X__REG			OFFS_GAIN_X_REG


#define OFFSET_Y_LSB__POS	6
#define OFFSET_Y_LSB__LEN	2
#define OFFSET_Y_LSB__MSK	0xC0
#define OFFSET_Y_LSB__REG	OFFS_GAIN_Y_REG

#define GAIN_Y__POS			0
#define GAIN_Y__LEN			6
#define GAIN_Y__MSK			0x3f
#define GAIN_Y__REG			OFFS_GAIN_Y_REG


#define OFFSET_Z_LSB__POS	6
#define OFFSET_Z_LSB__LEN	2
#define OFFSET_Z_LSB__MSK	0xC0
#define OFFSET_Z_LSB__REG	OFFS_GAIN_Z_REG

#define GAIN_Z__POS			0
#define GAIN_Z__LEN			6
#define GAIN_Z__MSK			0x3f
#define GAIN_Z__REG			OFFS_GAIN_Z_REG

#define OFFSET_T_LSB__POS	6
#define OFFSET_T_LSB__LEN	2
#define OFFSET_T_LSB__MSK	0xC0
#define OFFSET_T_LSB__REG	OFFS_GAIN_T_REG

#define GAIN_T__POS			0
#define GAIN_T__LEN			6
#define GAIN_T__MSK			0x3f
#define GAIN_T__REG			OFFS_GAIN_T_REG

#define OFFSET_X_MSB__POS	0
#define OFFSET_X_MSB__LEN	8
#define OFFSET_X_MSB__MSK	0xFF
#define OFFSET_X_MSB__REG	OFFSET_X_REG


#define OFFSET_Y_MSB__POS	0
#define OFFSET_Y_MSB__LEN	8
#define OFFSET_Y_MSB__MSK	0xFF
#define OFFSET_Y_MSB__REG	OFFSET_Y_REG

#define OFFSET_Z_MSB__POS	0
#define OFFSET_Z_MSB__LEN	8
#define OFFSET_Z_MSB__MSK	0xFF
#define OFFSET_Z_MSB__REG	OFFSET_Z_REG

#define OFFSET_T_MSB__POS	0
#define OFFSET_T_MSB__LEN	8
#define OFFSET_T_MSB__MSK	0xFF
#define OFFSET_T_MSB__REG	OFFSET_T_REG





#define SMB380_GET_BITSLICE(regvar, bitname)\
			(regvar & bitname##__MSK) >> bitname##__POS


#define SMB380_SET_BITSLICE(regvar, bitname, val)\
		  (regvar & ~bitname##__MSK) | ((val<<bitname##__POS)&bitname##__MSK)  


/** \endcond */


/* CONSTANTS */


/* range and bandwidth */

#define SMB380_RANGE_2G			0 /**< sets range to 2G mode \see smb380_set_range() */
#define SMB380_RANGE_4G			1 /**< sets range to 4G mode \see smb380_set_range() */
#define SMB380_RANGE_8G			2 /**< sets range to 8G mode \see smb380_set_range() */


#define SMB380_BW_25HZ		0	/**< sets bandwidth to 25HZ \see smb380_set_bandwidth() */
#define SMB380_BW_50HZ		1	/**< sets bandwidth to 50HZ \see smb380_set_bandwidth() */
#define SMB380_BW_100HZ		2	/**< sets bandwidth to 100HZ \see smb380_set_bandwidth() */
#define SMB380_BW_190HZ		3	/**< sets bandwidth to 190HZ \see smb380_set_bandwidth() */
#define SMB380_BW_375HZ		4	/**< sets bandwidth to 375HZ \see smb380_set_bandwidth() */
#define SMB380_BW_750HZ		5	/**< sets bandwidth to 750HZ \see smb380_set_bandwidth() */
#define SMB380_BW_1500HZ	6	/**< sets bandwidth to 1500HZ \see smb380_set_bandwidth() */

/* mode settings */

#define SMB380_MODE_NORMAL      0
#define SMB380_MODE_SLEEP       2
#define SMB380_MODE_WAKE_UP     3

/* wake up */

#define SMB380_WAKE_UP_PAUSE_20MS		0
#define SMB380_WAKE_UP_PAUSE_80MS		1
#define SMB380_WAKE_UP_PAUSE_320MS		2
#define SMB380_WAKE_UP_PAUSE_2560MS		3


/* LG/HG thresholds are in LSB and depend on RANGE setting */
/* no range check on threshold calculation */

#define SMB380_SELF_TEST0_ON		1
#define SMB380_SELF_TEST1_ON		3

#define SMB380_EE_W_OFF			0
#define SMB380_EE_W_ON			1



/* low-g, high-g, any_motion */


#define SMB380_COUNTER_LG_RST		0
#define SMB380_COUNTER_LG_0LSB		SMB380_COUNTER_LG_RST
#define SMB380_COUNTER_LG_1LSB		1
#define SMB380_COUNTER_LG_2LSB		2
#define SMB380_COUNTER_LG_3LSB		3

#define SMB380_COUNTER_HG_RST		0
#define SMB380_COUNTER_HG_0LSB		SMB380_COUNTER_HG_RST
#define SMB380_COUNTER_HG_1LSB		1
#define SMB380_COUNTER_HG_2LSB		2
#define SMB380_COUNTER_HG_3LSB		3

#define SMB380_COUNTER_RST			0
#define SMB380_COUNTER_0LSB			SMB380_COUNTER_RST
#define SMB380_COUNTER_1LSB			1
#define SMB380_COUNTER_2LSB			2
#define SMB380_COUNTER_3LSB			3



/** Macro to convert floating point low-g-thresholds in G to 8-bit register values.<br>
  * Example: SMB380_LG_THRES_IN_G( 0.3, 2.0) generates the register value for 0.3G threshold in 2G mode.
  * \brief convert g-values to 8-bit value
 */
#define SMB380_LG_THRES_IN_G( gthres, range)			((256 * gthres ) / range)

/** Macro to convert floating point high-g-thresholds in G to 8-bit register values.<br>
  * Example: SMB380_HG_THRES_IN_G( 1.4, 2.0) generates the register value for 1.4G threshold in 2G mode.
  * \brief convert g-values to 8-bit value
 */
#define SMB380_HG_THRES_IN_G(gthres, range)				((256 * gthres ) / range)

/** Macro to convert floating point low-g-hysteresis in G to 8-bit register values.<br>
  * Example: SMB380_LG_HYST_THRES_IN_G( 0.2, 2.0) generates the register value for 0.2G threshold in 2G mode.
  * \brief convert g-values to 8-bit value
 */
#define SMB380_LG_HYST_IN_G( ghyst, range )				((32 * ghyst) / range)

/** Macro to convert floating point high-g-hysteresis in G to 8-bit register values.<br>
  * Example: SMB380_HG_HYST_THRES_IN_G( 0.2, 2.0) generates the register value for 0.2G threshold in 2G mode.
  * \brief convert g-values to 8-bit value
 */
#define SMB380_HG_HYST_IN_G( ghyst, range )				((32 * ghyst) / range)


/** Macro to convert floating point G-thresholds to 8-bit register values<br>
  * Example: SMB380_ANY_MOTION_THRES_IN_G( 1.2, 2.0) generates the register value for 1.2G threshold in 2G mode.
  * \brief convert g-values to 8-bit value
 */

#define SMB380_ANY_MOTION_THRES_IN_G( gthres, range)	((128 * gthres ) / range)


#define SMB380_ANY_MOTION_DUR_1		0
#define SMB380_ANY_MOTION_DUR_3		1
#define SMB380_ANY_MOTION_DUR_5		2
#define SMB380_ANY_MOTION_DUR_7		3



#define SMB380_SHADOW_DIS_OFF	0
#define SMB380_SHADOW_DIS_ON	1

#define SMB380_LATCH_INT_OFF	0
#define SMB380_LATCH_INT_ON		1

#define SMB380_NEW_DATA_INT_OFF	0
#define SMB380_NEW_DATA_INT_ON	1

#define SMB380_ENABLE_ADV_INT_OFF	0
#define SMB380_ENABLE_ADV_INT_ON	1

#define SMB380_EN_ANY_MOTION_OFF 	0
#define SMB380_EN_ANY_MOTION_ON 	1


#define SMB380_ALERT_OFF	0
#define SMB380_ALERT_ON		1

#define SMB380_ENABLE_LG_OFF	0
#define SMB380_ENABLE_LG_ON		1

#define SMB380_ENABLE_HG_OFF	0
#define SMB380_ENABLE_HG_ON		1



#define SMB380_INT_ALERT		(1<<7)
#define SMB380_INT_ANY_MOTION	(1<<6)
#define SMB380_INT_EN_ADV_INT	(1<<5)
#define SMB380_INT_NEW_DATA		(1<<4)
#define SMB380_INT_LATCH		(1<<3)
#define SMB380_INT_HG			(1<<1)
#define SMB380_INT_LG			(1<<0)


#define SMB380_INT_STATUS_HG			(1<<0)
#define SMB380_INT_STATUS_LG			(1<<1)
#define SMB380_INT_STATUS_HG_LATCHED	(1<<2)
#define SMB380_INT_STATUS_LG_LATCHED	(1<<3)
#define SMB380_INT_STATUS_ALERT			(1<<4)
#define SMB380_INT_STATUS_ST_RESULT		(1<<7)


#define SMB380_CONF1_INT_MSK	((1<<ALERT__POS) | (1<<EN_ANY_MOTION__POS) | (1<<ENABLE_HG__POS) | (1<<ENABLE_LG__POS))
#define SMB380_CONF2_INT_MSK	((1<<ENABLE_ADV_INT__POS) | (1<<NEW_DATA_INT__POS) | (1<<LATCH_INT__POS))









/* Function prototypes */




int smb380_init(smb380_t *);

int smb380_set_image (smb380regs_t *);

int smb380_get_image(smb380regs_t *);

int smb380_get_offset(unsigned char, unsigned short *); 

int smb380_set_offset(unsigned char, unsigned short ); 

int smb380_set_offset_eeprom(unsigned char, unsigned short);

int smb380_soft_reset(void); 

int smb380_update_image(void); 

int smb380_write_ee(unsigned char , unsigned char ) ;

int smb380_set_ee_w(unsigned char);

int smb380_selftest(unsigned char);

int smb380_get_selftest_result(unsigned char *);

int smb380_set_range(char); 

int smb380_get_range(unsigned char*);

int smb380_set_mode(unsigned char); 

unsigned char smb380_get_mode(void);

int smb380_set_wake_up_pause(unsigned char);

int smb380_get_wake_up_pause(unsigned char *);

int smb380_set_bandwidth(char);

int smb380_get_bandwidth(unsigned char *);

int smb380_set_low_g_threshold(unsigned char);

int smb380_get_low_g_threshold(unsigned char*);

int smb380_set_low_g_hysteresis(unsigned char);

int smb380_set_low_g_countdown(unsigned char);

int smb380_get_low_g_countdown(unsigned char *);

int smb380_get_low_g_hysteresis(unsigned char*);

int smb380_set_low_g_duration(unsigned char);

int smb380_get_low_g_duration(unsigned char*);

int smb380_set_high_g_threshold(unsigned char);

int smb380_get_high_g_threshold(unsigned char*);

int smb380_set_high_g_hysteresis(unsigned char);

int smb380_set_high_g_countdown(unsigned char);

int smb380_get_high_g_countdown(unsigned char *);

int smb380_get_high_g_hysteresis(unsigned char*);

int smb380_set_high_g_duration(unsigned char);

int smb380_get_high_g_duration(unsigned char*);

int smb380_set_any_motion_threshold(unsigned char);

int smb380_get_any_motion_threshold(unsigned char*);

int smb380_set_any_motion_count(unsigned char);

int smb380_get_any_motion_count(unsigned char *);

int smb380_read_accel_x(short *);

int smb380_read_accel_y(short *);

int smb380_read_accel_z(short *);

int smb380_read_temperature(unsigned char*);

int smb380_read_accel_xyz(smb380acc_t *);

int smb380_get_interrupt_status(unsigned char *);

int smb380_reset_interrupt(void);

int smb380_set_interrupt_mask(unsigned char);

int smb380_get_interrupt_mask(unsigned char *);

int smb380_set_low_g_int(unsigned char);

int smb380_set_high_g_int(unsigned char);

int smb380_set_any_motion_int(unsigned char);

int smb380_set_alert_int(unsigned char);

int smb380_set_advanced_int(unsigned char);

int smb380_latch_int(unsigned char);

int smb380_set_new_data_int(unsigned char onoff);

int smb380_pause(int);

int smb380_read_reg(unsigned char , unsigned char *, unsigned char);

int smb380_write_reg(unsigned char , unsigned char*, unsigned char );




#endif   // __SMB380_H__