lsm303dlhc_spi.c File Reference

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

#include "peripherals/lsm303dlhc_spi.h"
#include "std.h"

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

Functions
void	lsm303dlhc_spi_init (struct Lsm303dlhc_Spi *lsm, struct spi_periph *spi_p, uint8_t slave_idx, enum Lsm303dlhcTarget target)
static void	lsm303dlhc_spi_tx_reg (struct Lsm303dlhc_Spi *lsm, uint8_t reg, uint8_t val)
static void	lsm303dlhc_spi_send_config (struct Lsm303dlhc_Spi *lsm)
	Configuration function called once before normal use. More...
void	lsm303dlhc_spi_start_configure (struct Lsm303dlhc_Spi *lsm)
void	lsm303dlhc_spi_read (struct Lsm303dlhc_Spi *lsm)
void	lsm303dlhc_spi_event (struct Lsm303dlhc_Spi *lsm)

Detailed Description

Driver for ST LSM303DLHC 3D accelerometer and magnetometer.

Definition in file lsm303dlhc_spi.c.

Macro Definition Documentation

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

Definition at line 179 of file lsm303dlhc_spi.c.

Referenced by lsm303dlhc_spi_event().

Function Documentation

void lsm303dlhc_spi_event

(

struct Lsm303dlhc_Spi *

lsm

)

Definition at line 181 of file lsm303dlhc_spi.c.

References Lsm303dlhc_Spi::data_accel, Lsm303dlhc_Spi::data_available_acc, Lsm303dlhc_Spi::data_available_mag, Lsm303dlhc_Spi::data_mag, Lsm303dlhc_Spi::init_status, Lsm303dlhc_Spi::initialized, Int16FromBuf, LSM303DLHC_REG_STATUS_ZYXADA, LSM303DLHC_REG_STATUS_ZYXMDA, lsm303dlhc_spi_send_config(), LSM_CONF_UNINIT, LSM_TARGET_ACC, Lsm303dlhc_Spi::rx_buf, Lsm303dlhc_Spi::spi_trans, SPITransDone, SPITransFailed, SPITransSuccess, spi_transaction::status, Lsm303dlhc_Spi::target, and TRUE.

Referenced by imu_px4_event().

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void lsm303dlhc_spi_init	(	struct Lsm303dlhc_Spi *	lsm,
		struct spi_periph *	spi_p,
		uint8_t	slave_idx,
		enum Lsm303dlhcTarget	target
	)

Definition at line 32 of file lsm303dlhc_spi.c.

References spi_transaction::after_cb, spi_transaction::before_cb, spi_transaction::bitorder, spi_transaction::cdiv, Lsm303dlhc_Spi::config, spi_transaction::cpha, spi_transaction::cpol, Lsm303dlhc_Spi::data_available_acc, Lsm303dlhc_Spi::data_available_mag, spi_transaction::dss, FALSE, Lsm303dlhc_Spi::init_status, Lsm303dlhc_Spi::initialized, spi_transaction::input_buf, spi_transaction::input_length, lsm303dlhc_acc_set_default_config(), lsm303dlhc_mag_set_default_config(), LSM_CONF_UNINIT, spi_transaction::output_buf, spi_transaction::output_length, Lsm303dlhc_Spi::rx_buf, spi_transaction::select, spi_transaction::slave_idx, Lsm303dlhc_Spi::spi_p, Lsm303dlhc_Spi::spi_trans, SPICphaEdge2, SPICpolIdleHigh, SPIDiv64, SPIDss8bit, SPIMSBFirst, SPISelectUnselect, SPITransDone, spi_transaction::status, Lsm303dlhc_Spi::target, target, and Lsm303dlhc_Spi::tx_buf.

Referenced by imu_px4_init().

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void lsm303dlhc_spi_read

(

struct Lsm303dlhc_Spi *

lsm

)

Definition at line 158 of file lsm303dlhc_spi.c.

References Lsm303dlhc_Spi::initialized, spi_transaction::input_length, LSM303DLHC_REG_STATUS_REG_A, LSM303DLHC_REG_STATUS_REG_M, LSM_TARGET_ACC, spi_transaction::output_length, Lsm303dlhc_Spi::spi_p, spi_submit(), Lsm303dlhc_Spi::spi_trans, SPITransDone, spi_transaction::status, Lsm303dlhc_Spi::target, and Lsm303dlhc_Spi::tx_buf.

Referenced by lsm303dlhc_spi_periodic().

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static void lsm303dlhc_spi_send_config ( struct Lsm303dlhc_Spi *  lsm )

static

Configuration function called once before normal use.

Definition at line 81 of file lsm303dlhc_spi.c.

References Lsm303dlhc_Spi::config, Lsm303dlhc_Spi::init_status, Lsm303dlhc_Spi::initialized, spi_transaction::input_length, LSM303DLHC_AHPM_MASK, LSM303DLHC_AODR_MASK, LSM303DLHC_FS_MASK, LSM303DLHC_I1_DRDY_A, LSM303DLHC_I2_DRDY_M, LSM303DLHC_M_ODR_MASK, LSM303DLHC_MFS_MASK, LSM303DLHC_REG_CTRL1, LSM303DLHC_REG_CTRL2, LSM303DLHC_REG_CTRL3, LSM303DLHC_REG_CTRL4, LSM303DLHC_REG_CTRL5, LSM303DLHC_REG_CTRL6, LSM303DLHC_REG_CTRL7, LSM303DLHC_REG_WHO_AM_I, lsm303dlhc_spi_tx_reg(), LSM303DLHC_WHO_I_AM, LSM303DLHC_Xen, LSM303DLHC_Yen, LSM303DLHC_Zen, LSM_CONF_CTRL_REG1, LSM_CONF_CTRL_REG2, LSM_CONF_CTRL_REG3, LSM_CONF_CTRL_REG4, LSM_CONF_CTRL_REG5, LSM_CONF_CTRL_REG6, LSM_CONF_CTRL_REG7, LSM_CONF_DONE, LSM_CONF_WHO_AM_I, LSM_TARGET_ACC, spi_transaction::output_length, Lsm303dlhc_Spi::rx_buf, Lsm303dlhc_Spi::spi_p, spi_submit(), Lsm303dlhc_Spi::spi_trans, SPITransDone, spi_transaction::status, Lsm303dlhc_Spi::target, TRUE, and Lsm303dlhc_Spi::tx_buf.

Referenced by lsm303dlhc_spi_event(), and lsm303dlhc_spi_start_configure().

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void lsm303dlhc_spi_start_configure

(

struct Lsm303dlhc_Spi *

lsm

)

Definition at line 147 of file lsm303dlhc_spi.c.

References Lsm303dlhc_Spi::init_status, lsm303dlhc_spi_send_config(), LSM_CONF_UNINIT, Lsm303dlhc_Spi::spi_trans, SPITransDone, SPITransSuccess, and spi_transaction::status.

Referenced by lsm303dlhc_spi_periodic().

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static void lsm303dlhc_spi_tx_reg ( struct Lsm303dlhc_Spi *  lsm, uint8_t  reg, uint8_t  val  )

static

Definition at line 71 of file lsm303dlhc_spi.c.

References spi_transaction::input_length, spi_transaction::output_length, Lsm303dlhc_Spi::spi_p, spi_submit(), Lsm303dlhc_Spi::spi_trans, Lsm303dlhc_Spi::tx_buf, and val.

Referenced by lsm303dlhc_spi_send_config().

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