lsm303d_spi.c File Reference

Driver for ST LSM303D 3D accelerometer and magnetometer. More...

#include "peripherals/lsm303d_spi.h"
#include "std.h"

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

Functions
void	lsm303d_spi_init (struct Lsm303d_Spi *lsm, struct spi_periph *spi_p, uint8_t slave_idx, enum Lsm303dTarget target)
static void	lsm303d_spi_tx_reg (struct Lsm303d_Spi *lsm, uint8_t reg, uint8_t val)
static void	lsm303d_spi_send_config (struct Lsm303d_Spi *lsm)
	Configuration function called once before normal use. More...
void	lsm303d_spi_start_configure (struct Lsm303d_Spi *lsm)
void	lsm303d_spi_read (struct Lsm303d_Spi *lsm)
void	lsm303d_spi_event (struct Lsm303d_Spi *lsm)

Detailed Description

Driver for ST LSM303D 3D accelerometer and magnetometer.

Definition in file lsm303d_spi.c.

Macro Definition Documentation

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

Definition at line 172 of file lsm303d_spi.c.

Referenced by lsm303d_spi_event().

Function Documentation

void lsm303d_spi_event

(

struct Lsm303d_Spi *

lsm

)

Definition at line 176 of file lsm303d_spi.c.

References Lsm303d_Spi::data_accel, Lsm303d_Spi::data_available_acc, Lsm303d_Spi::data_available_mag, Lsm303d_Spi::data_mag, Lsm303d_Spi::init_status, Lsm303d_Spi::initialized, Int16FromBuf, LSM303D_CONF_UNINIT, lsm303d_spi_send_config(), LSM303D_TARGET_ACC, LSM303D_ZYXADA, LSM303D_ZYXMDA, Lsm303d_Spi::rx_buf, Lsm303d_Spi::spi_trans, SPITransDone, SPITransFailed, SPITransSuccess, spi_transaction::status, Lsm303d_Spi::target, and TRUE.

Referenced by imu_px4_event().

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void lsm303d_spi_init	(	struct Lsm303d_Spi *	lsm,
		struct spi_periph *	spi_p,
		uint8_t	slave_idx,
		enum Lsm303dTarget	target
	)

Definition at line 32 of file lsm303d_spi.c.

References spi_transaction::after_cb, spi_transaction::before_cb, spi_transaction::bitorder, spi_transaction::cdiv, Lsm303d_Spi::conf, spi_transaction::cpha, spi_transaction::cpol, Lsm303d_Spi::data_available_acc, Lsm303d_Spi::data_available_mag, spi_transaction::dss, FALSE, Lsm303d_Spi::init_status, Lsm303d_Spi::initialized, spi_transaction::input_buf, spi_transaction::input_length, LSM303D_CONF_UNINIT, lsm303d_set_default_config(), spi_transaction::output_buf, spi_transaction::output_length, Lsm303d_Spi::rx_buf, spi_transaction::select, spi_transaction::slave_idx, Lsm303d_Spi::spi_p, Lsm303d_Spi::spi_trans, SPICphaEdge2, SPICpolIdleHigh, SPIDiv64, SPIDss8bit, SPIMSBFirst, SPISelectUnselect, SPITransDone, spi_transaction::status, Lsm303d_Spi::target, target, and Lsm303d_Spi::tx_buf.

Referenced by imu_px4_init().

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void lsm303d_spi_read

(

struct Lsm303d_Spi *

lsm

)

Definition at line 151 of file lsm303d_spi.c.

References Lsm303d_Spi::initialized, spi_transaction::input_length, LSM303D_REG_STATUS_A, LSM303D_REG_STATUS_M, LSM303D_TARGET_ACC, spi_transaction::output_length, Lsm303d_Spi::spi_p, spi_submit(), Lsm303d_Spi::spi_trans, SPITransDone, spi_transaction::status, Lsm303d_Spi::target, and Lsm303d_Spi::tx_buf.

Referenced by lsm303d_spi_periodic().

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static void lsm303d_spi_send_config ( struct Lsm303d_Spi *  lsm )

static

Configuration function called once before normal use.

Definition at line 80 of file lsm303d_spi.c.

References Lsm303dConfig::acc_rate, Lsm303dConfig::acc_scale, Lsm303d_Spi::conf, Lsm303d_Spi::init_status, Lsm303d_Spi::initialized, spi_transaction::input_length, LSM303D_AFS_MASK, LSM303D_AHPM_MASK, LSM303D_AODR_MASK, LSM303D_AXEN, LSM303D_AYEN, LSM303D_AZEN, LSM303D_CONF_CTRL_REG1, LSM303D_CONF_CTRL_REG2, LSM303D_CONF_CTRL_REG3, LSM303D_CONF_CTRL_REG4, LSM303D_CONF_CTRL_REG5, LSM303D_CONF_CTRL_REG6, LSM303D_CONF_CTRL_REG7, LSM303D_CONF_DONE, LSM303D_CONF_WHO_AM_I, LSM303D_INT1_DRDY_A, LSM303D_INT2_DRDY_M, LSM303D_M_ODR_MASK, LSM303D_MFS_MASK, LSM303D_REG_CTRL1, LSM303D_REG_CTRL2, LSM303D_REG_CTRL3, LSM303D_REG_CTRL4, LSM303D_REG_CTRL5, LSM303D_REG_CTRL6, LSM303D_REG_CTRL7, LSM303D_REG_WHO_AM_I, LSM303D_REG_WHO_I_AM, lsm303d_spi_tx_reg(), Lsm303dConfig::mag_mode, Lsm303dConfig::mag_rate, Lsm303dConfig::mag_scale, spi_transaction::output_length, Lsm303d_Spi::rx_buf, Lsm303d_Spi::spi_p, spi_submit(), Lsm303d_Spi::spi_trans, SPITransDone, spi_transaction::status, TRUE, and Lsm303d_Spi::tx_buf.

Referenced by lsm303d_spi_event(), and lsm303d_spi_start_configure().

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void lsm303d_spi_start_configure

(

struct Lsm303d_Spi *

lsm

)

Definition at line 140 of file lsm303d_spi.c.

References Lsm303d_Spi::init_status, LSM303D_CONF_UNINIT, lsm303d_spi_send_config(), Lsm303d_Spi::spi_trans, SPITransDone, SPITransSuccess, and spi_transaction::status.

Referenced by lsm303d_spi_periodic().

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static void lsm303d_spi_tx_reg ( struct Lsm303d_Spi *  lsm, uint8_t  reg, uint8_t  val  )

static

Definition at line 70 of file lsm303d_spi.c.

References spi_transaction::input_length, spi_transaction::output_length, Lsm303d_Spi::spi_p, spi_submit(), Lsm303d_Spi::spi_trans, Lsm303d_Spi::tx_buf, and val.

Referenced by lsm303d_spi_send_config().

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