lsm303dlhc_i2c.c File Reference

Driver for ST LSM303DLHC 3D accelerometer and magnetometer. More...

#include "peripherals/lsm303dlhc_i2c.h"
#include "std.h"

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Macros
#define	Int16FromBuf(_buf, _idx)   ((int16_t)((_buf[_idx+1]<<8) | _buf[_idx]))

Functions
void	lsm303dlhc_i2c_init (struct Lsm303dlhc_i2c *lsm, struct i2c_periph *i2c_p, uint8_t addr)
	Initialize Lsm303dlhc struct and set default config options. More...
static void	lsm303dlhc_i2c_tx_reg (struct Lsm303dlhc_I2c *lsm, uint8_t reg, uint8_t val)
static void	lsm303dlhc_i2c_send_config (struct Lsm303dlhc_I2c *lsm)
	Configuration function called once before normal use. More...
void	lsm303dlhc_i2c_start_configure (struct Lsm303dlhc_I2c *lsm)
void	lsm303dlhc_i2c_read (struct Lsm303dlhc *lsm)
void	lsm303dlhc_i2c_event (struct Lsm303dlhc *lsm)

Detailed Description

Driver for ST LSM303DLHC 3D accelerometer and magnetometer.

UNTESTED

Definition in file lsm303dlhc_i2c.c.

Macro Definition Documentation

#define Int16FromBuf	(		_buf,
			_idx
	)		((int16_t)((_buf[_idx+1]<<8) | _buf[_idx]))

Definition at line 164 of file lsm303dlhc_i2c.c.

Referenced by lsm303dlhc_i2c_event().

Function Documentation

void lsm303dlhc_i2c_event

(

struct Lsm303dlhc *

lsm

)

Definition at line 166 of file lsm303dlhc_i2c.c.

References I2CTransDone, I2CTransFailed, I2CTransSuccess, Int16FromBuf, and LSM303DLHC_ACC_ADDR.

void lsm303dlhc_i2c_init	(	struct Lsm303dlhc_i2c *	lsm,
		struct i2c_periph *	i2c_p,
		uint8_t	addr
	)

Initialize Lsm303dlhc struct and set default config options.

Parameters

lsm	Lsm303dlhc struct
i2c_p	I2C peripheral to use
addr	I2C address of Lsm303dlhc

Definition at line 39 of file lsm303dlhc_i2c.c.

References Lsm303dlhc_i2c::config, Lsm303dlhc_i2c::i2c_p, Lsm303dlhc_i2c::i2c_trans, I2CTransDone, Lsm303dlhc_i2c::init_status, Lsm303dlhc_i2c::initialized, LSM303DLHC_ACC_ADDR, lsm303dlhc_acc_set_default_config(), lsm303dlhc_mag_set_default_config(), i2c_transaction::slave_addr, and i2c_transaction::status.

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void lsm303dlhc_i2c_read

(

struct Lsm303dlhc *

lsm

)

Definition at line 142 of file lsm303dlhc_i2c.c.

References i2c_submit(), I2CTransDone, I2CTransTxRx, LSM303DLHC_ACC_ADDR, LSM303DLHC_REG_OUT_X_H_M, and LSM303DLHC_REG_OUT_X_L_A.

Referenced by lsm303dlhc_i2c_send_config().

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static void lsm303dlhc_i2c_send_config ( struct Lsm303dlhc_I2c *  lsm )

static

Configuration function called once before normal use.

Definition at line 68 of file lsm303dlhc_i2c.c.

References I2CTransDone, LSM303DLHC_ACC_ADDR, LSM303DLHC_FS_MASK, lsm303dlhc_i2c_read(), lsm303dlhc_i2c_tx_reg(), LSM303DLHC_Xen, LSM303DLHC_Yen, and LSM303DLHC_Zen.

Referenced by lsm303dlhc_i2c_start_configure().

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void lsm303dlhc_i2c_start_configure

(

struct Lsm303dlhc_I2c *

lsm

)

Definition at line 122 of file lsm303dlhc_i2c.c.

References I2CTransDone, I2CTransSuccess, LSM303DLHC_ACC_ADDR, and lsm303dlhc_i2c_send_config().

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static void lsm303dlhc_i2c_tx_reg ( struct Lsm303dlhc_I2c *  lsm, uint8_t  reg, uint8_t  val  )

static

Definition at line 57 of file lsm303dlhc_i2c.c.

References i2c_submit(), I2CTransTx, and val.

Referenced by lsm303dlhc_i2c_send_config().

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