l3g4200.c File Reference

Driver for L3G4200 from ST. More...

#include "peripherals/l3g4200.h"
#include "std.h"

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

Functions
void	l3g4200_set_default_config (struct L3g4200Config *c)
void	l3g4200_init (struct L3g4200 *l3g, struct i2c_periph *i2c_p, uint8_t addr)
	Initialize L3g4200 struct and set default config options. More...
static void	l3g4200_i2c_tx_reg (struct L3g4200 *l3g, uint8_t reg, uint8_t val)
static void	l3g4200_send_config (struct L3g4200 *l3g)
void	l3g4200_start_configure (struct L3g4200 *l3g)
void	l3g4200_read (struct L3g4200 *l3g)
void	l3g4200_event (struct L3g4200 *l3g)

Detailed Description

Driver for L3G4200 from ST.

Definition in file l3g4200.c.

Macro Definition Documentation

Int16FromBuf

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

Definition at line 112 of file l3g4200.c.

Function Documentation

l3g4200_event()

void l3g4200_event

(

struct L3g4200 *

l3g

)

Definition at line 114 of file l3g4200.c.

References i2c_transaction::buf, L3g4200::data, L3g4200::data_available, L3g4200::i2c_trans, I2CTransDone, I2CTransFailed, I2CTransSuccess, L3g4200::init_status, L3g4200::initialized, Int16FromBuf, l3g4200_send_config(), L3G_CONF_UNINIT, and i2c_transaction::status.

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l3g4200_i2c_tx_reg()

static void l3g4200_i2c_tx_reg ( struct L3g4200 *  l3g, uint8_t  reg, uint8_t  val  )

static

Definition at line 60 of file l3g4200.c.

References i2c_transaction::buf, L3g4200::i2c_p, L3g4200::i2c_trans, i2c_transmit(), i2c_transaction::slave_addr, and val.

Referenced by l3g4200_send_config().

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l3g4200_init()

void l3g4200_init	(	struct L3g4200 *	l3g,
		struct i2c_periph *	i2c_p,
		uint8_t	addr
	)

Initialize L3g4200 struct and set default config options.

Parameters

l3g	L3g4200 struct
i2c_p	I2C periperal to use
addr	I2C address of L3G4200

Definition at line 47 of file l3g4200.c.

References L3g4200::config, L3g4200::i2c_p, L3g4200::i2c_trans, I2CTransDone, L3g4200::init_status, L3g4200::initialized, l3g4200_set_default_config(), L3G_CONF_UNINIT, i2c_transaction::slave_addr, and i2c_transaction::status.

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l3g4200_read()

void l3g4200_read

(

struct L3g4200 *

l3g

)

Definition at line 104 of file l3g4200.c.

References i2c_transaction::buf, L3g4200::i2c_p, L3g4200::i2c_trans, i2c_transceive(), I2CTransDone, L3g4200::initialized, L3G4200_REG_STATUS_REG, i2c_transaction::slave_addr, and i2c_transaction::status.

Referenced by l3g4200_periodic().

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l3g4200_send_config()

static void l3g4200_send_config ( struct L3g4200 *  l3g )

static

Definition at line 68 of file l3g4200.c.

References L3g4200::config, L3g4200Config::ctrl_reg1, L3g4200Config::ctrl_reg4, L3g4200Config::ctrl_reg5, L3g4200::i2c_trans, I2CTransDone, L3g4200::init_status, L3g4200::initialized, l3g4200_i2c_tx_reg(), L3G4200_REG_CTRL_REG1, L3G4200_REG_CTRL_REG4, L3G4200_REG_CTRL_REG5, L3G_CONF_DONE, L3G_CONF_REG1, L3G_CONF_REG4, L3G_CONF_REG5, and i2c_transaction::status.

Referenced by l3g4200_event(), and l3g4200_start_configure().

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l3g4200_set_default_config()

void l3g4200_set_default_config

(

struct L3g4200Config *

c

)

Definition at line 33 of file l3g4200.c.

References L3g4200Config::ctrl_reg1, L3g4200Config::ctrl_reg4, L3g4200Config::ctrl_reg5, L3G4200_DEFAULT_CTRL_REG1, L3G4200_DEFAULT_CTRL_REG4, and L3G4200_DEFAULT_CTRL_REG5.

Referenced by l3g4200_init().

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l3g4200_start_configure()

void l3g4200_start_configure

(

struct L3g4200 *

l3g

)

Definition at line 93 of file l3g4200.c.

References L3g4200::i2c_trans, I2CTransDone, I2CTransSuccess, L3g4200::init_status, l3g4200_send_config(), L3G_CONF_UNINIT, and i2c_transaction::status.

Referenced by l3g4200_periodic().

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