mpu-9250-sensor.c File Reference

Driver for the Sensortag Invensense MPU9250 motion processing unit. More...

#include "contiki.h"
#include "lib/sensors.h"
#include "mpu-9250-sensor.h"
#include "sys/rtimer.h"
#include "sensor-common.h"
#include "board-i2c.h"
#include "ti-lib.h"
#include <stdint.h>
#include <string.h>
#include <stdio.h>
#include <math.h>

Go to the source code of this file.

Functions
static void	sensor_sleep (void)
	Place the MPU in low power mode.
static void	sensor_wakeup (void)
	Exit low power mode.
static void	select_axes (void)
	Select gyro and accelerometer axes.
static bool	acc_set_range (uint8_t new_range)
	Set the range of the accelerometer. More...
static uint8_t	int_status (void)
	Check whether a data or wake on motion interrupt has occurred. More...
static void	enable_sensor (uint16_t axes)
	Enable the MPU. More...
static bool	acc_read (uint16_t *data)
	Read data from the accelerometer - X, Y, Z - 3 words. More...
static bool	gyro_read (uint16_t *data)
	Read data from the gyroscope - X, Y, Z - 3 words. More...
static float	acc_convert (int16_t raw_data)
	Convert accelerometer raw reading to a value in G. More...
static float	gyro_convert (int16_t raw_data)
	Convert gyro raw reading to a value in deg/sec. More...
static int	value (int type)
	Returns a reading from the sensor. More...
static int	configure (int type, int enable)
	Configuration function for the MPU9250 sensor. More...
static int	status (int type)
	Returns the status of the sensor. More...

Detailed Description

Driver for the Sensortag Invensense MPU9250 motion processing unit.

Definition in file mpu-9250-sensor.c.