lis302dl_spi.h File Reference

Driver for LIS302DL 3-axis accelerometer from ST using SPI. More...

#include "std.h"
#include "math/pprz_algebra_int.h"
#include "mcu_periph/spi.h"
#include "peripherals/lis302dl.h"

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Data Structures
struct	Lis302dl_Spi
union	Lis302dl_Spi.data

Functions
void	lis302dl_spi_init (struct Lis302dl_Spi *lis, struct spi_periph *spi_p, uint8_t addr)
void	lis302dl_spi_start_configure (struct Lis302dl_Spi *lis)
void	lis302dl_spi_read (struct Lis302dl_Spi *lis)
void	lis302dl_spi_event (struct Lis302dl_Spi *lis)
static void	lis302dl_spi_periodic (struct Lis302dl_Spi *lis)
	convenience function: read or start configuration if not already initialized More...

Detailed Description

Driver for LIS302DL 3-axis accelerometer from ST using SPI.

Definition in file lis302dl_spi.h.

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Data Structure Documentation

struct Lis302dl_Spi

Definition at line 39 of file lis302dl_spi.h.

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Data Fields
struct Lis302dlConfig	config
union Lis302dl_Spi	data
volatile bool_t	data_available	data ready flag
enum Lis302dlConfStatus	init_status	init status
bool_t	initialized	config done flag
volatile uint8_t	rx_buf[8]
struct spi_periph *	spi_p
struct spi_transaction	spi_trans
volatile uint8_t	tx_buf[2]

union Lis302dl_Spi.data

Definition at line 47 of file lis302dl_spi.h.

Data Fields
int8_t	value[3]	data values accessible by channel index
struct Int8Vect3	vect	data vector in accel coordinate system

Function Documentation

void lis302dl_spi_event

(

struct Lis302dl_Spi *

lis

)

Definition at line 139 of file lis302dl_spi.c.

References Lis302dl_Spi::data, Lis302dl_Spi::data_available, Lis302dl_Spi::init_status, Lis302dl_Spi::initialized, lis302dl_spi_send_config(), LIS302DL_WHO_AM_I, LIS_CONF_UNINIT, LIS_CONF_WHO_AM_I, LIS_CONF_WHO_AM_I_OK, Lis302dl_Spi::rx_buf, Lis302dl_Spi::spi_trans, SPITransDone, SPITransFailed, SPITransSuccess, spi_transaction::status, and TRUE.

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void lis302dl_spi_init	(	struct Lis302dl_Spi *	lis,
		struct spi_periph *	spi_p,
		uint8_t	addr
	)

Definition at line 30 of file lis302dl_spi.c.

References spi_transaction::after_cb, spi_transaction::before_cb, spi_transaction::bitorder, spi_transaction::cdiv, Lis302dl_Spi::config, spi_transaction::cpha, spi_transaction::cpol, Lis302dl_Spi::data_available, spi_transaction::dss, FALSE, Lis302dl_Spi::init_status, Lis302dl_Spi::initialized, spi_transaction::input_buf, spi_transaction::input_length, lis302dl_set_default_config(), LIS_CONF_UNINIT, spi_transaction::output_buf, spi_transaction::output_length, Lis302dl_Spi::rx_buf, spi_transaction::select, spi_transaction::slave_idx, Lis302dl_Spi::spi_p, Lis302dl_Spi::spi_trans, SPICphaEdge2, SPICpolIdleHigh, SPIDiv64, SPIDss8bit, SPIMSBFirst, SPISelectUnselect, SPITransDone, spi_transaction::status, and Lis302dl_Spi::tx_buf.

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static void lis302dl_spi_periodic ( struct Lis302dl_Spi *  lis )

inlinestatic

convenience function: read or start configuration if not already initialized

Definition at line 61 of file lis302dl_spi.h.

References Lis302dl_Spi::initialized, lis302dl_spi_read(), and lis302dl_spi_start_configure().

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void lis302dl_spi_read

(

struct Lis302dl_Spi *

lis

)

Definition at line 128 of file lis302dl_spi.c.

References Lis302dl_Spi::initialized, spi_transaction::input_length, LIS302DL_REG_STATUS, spi_transaction::output_length, Lis302dl_Spi::spi_p, spi_submit(), Lis302dl_Spi::spi_trans, SPITransDone, spi_transaction::status, and Lis302dl_Spi::tx_buf.

Referenced by lis302dl_spi_periodic().

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void lis302dl_spi_start_configure

(

struct Lis302dl_Spi *

lis

)

Definition at line 118 of file lis302dl_spi.c.

References Lis302dl_Spi::init_status, lis302dl_spi_send_config(), LIS_CONF_UNINIT, Lis302dl_Spi::spi_trans, SPITransDone, SPITransSuccess, and spi_transaction::status.

Referenced by lis302dl_spi_periodic().

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