itg3200.c File Reference

Driver for ITG3200. More...

#include "peripherals/itg3200.h"
#include "std.h"

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

Functions
void	itg3200_set_default_config (struct Itg3200Config *c)
void	itg3200_init (struct Itg3200 *itg, struct i2c_periph *i2c_p, uint8_t addr)
	Initialize Itg3200 struct and set default config options. More...
static void	itg3200_i2c_tx_reg (struct Itg3200 *itg, uint8_t reg, uint8_t val)
static void	itg3200_send_config (struct Itg3200 *itg)
void	itg3200_start_configure (struct Itg3200 *itg)
void	itg3200_read (struct Itg3200 *itg)
void	itg3200_event (struct Itg3200 *itg)

Detailed Description

Driver for ITG3200.

Todo:

DRDY/IRQ handling

Definition in file itg3200.c.

Macro Definition Documentation

Int16FromBuf

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

Definition at line 124 of file itg3200.c.

Function Documentation

itg3200_event()

void itg3200_event

(

struct Itg3200 *

itg

)

Definition at line 126 of file itg3200.c.

References i2c_transaction::buf, Itg3200::data, Itg3200::data_available, Itg3200::i2c_trans, I2CTransDone, I2CTransFailed, I2CTransSuccess, Itg3200::init_status, Itg3200::initialized, Int16FromBuf, itg3200_send_config(), ITG_CONF_UNINIT, and i2c_transaction::status.

Referenced by imu_aspirin_event(), and imu_aspirin_i2c_event().

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itg3200_i2c_tx_reg()

static void itg3200_i2c_tx_reg ( struct Itg3200 *  itg, uint8_t  reg, uint8_t  val  )

static

Definition at line 62 of file itg3200.c.

References i2c_transaction::buf, Itg3200::i2c_p, i2c_submit(), Itg3200::i2c_trans, I2CTransTx, i2c_transaction::len_r, i2c_transaction::len_w, i2c_transaction::type, and val.

Referenced by itg3200_send_config().

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itg3200_init()

void itg3200_init	(	struct Itg3200 *	itg,
		struct i2c_periph *	i2c_p,
		uint8_t	addr
	)

Initialize Itg3200 struct and set default config options.

Parameters

itg	Itg3200 struct
i2c_p	I2C periperal to use
addr	I2C address of ITG3200

Definition at line 49 of file itg3200.c.

References Itg3200::config, Itg3200::i2c_p, Itg3200::i2c_trans, I2CTransDone, Itg3200::init_status, Itg3200::initialized, itg3200_set_default_config(), ITG_CONF_UNINIT, i2c_transaction::slave_addr, and i2c_transaction::status.

Referenced by imu_aspirin_i2c_init(), and imu_aspirin_init().

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itg3200_read()

void itg3200_read

(

struct Itg3200 *

itg

)

Definition at line 113 of file itg3200.c.

References i2c_transaction::buf, Itg3200::i2c_p, i2c_submit(), Itg3200::i2c_trans, I2CTransDone, I2CTransTxRx, Itg3200::initialized, ITG3200_REG_INT_STATUS, i2c_transaction::len_r, i2c_transaction::len_w, i2c_transaction::status, and i2c_transaction::type.

Referenced by itg3200_periodic().

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itg3200_send_config()

static void itg3200_send_config ( struct Itg3200 *  itg )

static

Definition at line 73 of file itg3200.c.

References Itg3200Config::clk_sel, Itg3200::config, Itg3200Config::dlpf_cfg, Itg3200Config::fs_sel, Itg3200::i2c_trans, I2CTransDone, Itg3200::init_status, Itg3200::initialized, Itg3200Config::int_cfg, itg3200_i2c_tx_reg(), ITG3200_REG_DLPF_FS, ITG3200_REG_INT_CFG, ITG3200_REG_PWR_MGM, ITG3200_REG_SMPLRT_DIV, ITG_CONF_DF, ITG_CONF_DONE, ITG_CONF_INT, ITG_CONF_PWR, ITG_CONF_SD, Itg3200Config::smplrt_div, and i2c_transaction::status.

Referenced by itg3200_event(), and itg3200_start_configure().

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itg3200_set_default_config()

void itg3200_set_default_config

(

struct Itg3200Config *

c

)

Definition at line 33 of file itg3200.c.

References Itg3200Config::clk_sel, Itg3200Config::dlpf_cfg, Itg3200Config::fs_sel, Itg3200Config::int_cfg, ITG3200_DEFAULT_CLK_SEL, ITG3200_DEFAULT_DLPF_CFG, ITG3200_DEFAULT_FS_SEL, ITG3200_DEFAULT_INT_CFG, ITG3200_DEFAULT_SMPLRT_DIV, and Itg3200Config::smplrt_div.

Referenced by itg3200_init().

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itg3200_start_configure()

void itg3200_start_configure

(

struct Itg3200 *

itg

)

Definition at line 102 of file itg3200.c.

References Itg3200::i2c_trans, I2CTransDone, I2CTransSuccess, Itg3200::init_status, itg3200_send_config(), ITG_CONF_UNINIT, and i2c_transaction::status.

Referenced by itg3200_periodic().

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