146 lines
5.3 KiB
C
146 lines
5.3 KiB
C
/****************************************************************************
|
|
* include/nuttx/sensors/lsm9ds1.h
|
|
*
|
|
* Copyright (C) 2016 Omni Hoverboards Inc. All rights reserved.
|
|
* Author: Paul Alexander Patience <paul-a.patience@polymtl.ca>
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in
|
|
* the documentation and/or other materials provided with the
|
|
* distribution.
|
|
* 3. Neither the name NuttX nor the names of its contributors may be
|
|
* used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
|
|
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
|
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
|
|
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
|
|
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
|
|
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
|
|
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
* POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
****************************************************************************/
|
|
|
|
#ifndef __INCLUDE_NUTTX_SENSORS_LSM9DS1
|
|
#define __INCLUDE_NUTTX_SENSORS_LSM9DS1
|
|
|
|
/****************************************************************************
|
|
* Included Files
|
|
****************************************************************************/
|
|
|
|
#include <nuttx/config.h>
|
|
#include <nuttx/sensors/ioctl.h>
|
|
|
|
#if defined(CONFIG_I2C) && defined(CONFIG_SENSORS_LSM9DS1)
|
|
|
|
/****************************************************************************
|
|
* Pre-processor Definitions
|
|
****************************************************************************/
|
|
|
|
/* I2C Addresses ************************************************************/
|
|
/* Accelerometer addresses */
|
|
|
|
#define LSM9DS1ACCEL_ADDR0 0x6a
|
|
#define LSM9DS1ACCEL_ADDR1 0x6b
|
|
|
|
/* Gyroscope addresses */
|
|
|
|
#define LSM9DS1GYRO_ADDR0 LSM9DS1ACCEL_ADDR0
|
|
#define LSM9DS1GYRO_ADDR1 LSM9DS1ACCEL_ADDR1
|
|
|
|
/* Magnetometer addresses */
|
|
|
|
#define LSM9DS1MAG_ADDR0 0x1c
|
|
#define LSM9DS1MAG_ADDR1 0x1e
|
|
|
|
/****************************************************************************
|
|
* Public Types
|
|
****************************************************************************/
|
|
|
|
struct i2c_master_s;
|
|
|
|
/****************************************************************************
|
|
* Public Function Prototypes
|
|
****************************************************************************/
|
|
|
|
#ifdef __cplusplus
|
|
extern "C"
|
|
{
|
|
#endif
|
|
|
|
/****************************************************************************
|
|
* Name: lsm9ds1accel_register
|
|
*
|
|
* Description:
|
|
* Register the LSM9DS1 accelerometer character device as 'devpath'.
|
|
*
|
|
* Input Parameters:
|
|
* devpath - The full path to the driver to register, e.g., "/dev/accel0".
|
|
* i2c - An I2C driver instance.
|
|
* addr - The I2C address of the LSM9DS1 accelerometer.
|
|
*
|
|
* Returned Value:
|
|
* Zero (OK) on success; a negated errno value on failure.
|
|
*
|
|
****************************************************************************/
|
|
|
|
int lsm9ds1accel_register(FAR const char *devpath, FAR struct i2c_master_s *i2c,
|
|
uint8_t addr);
|
|
|
|
/****************************************************************************
|
|
* Name: lsm9ds1gyro_register
|
|
*
|
|
* Description:
|
|
* Register the LSM9DS1 gyroscope character device as 'devpath'.
|
|
*
|
|
* Input Parameters:
|
|
* devpath - The full path to the driver to register, e.g., "/dev/gyro0".
|
|
* i2c - An I2C driver instance.
|
|
* addr - The I2C address of the LSM9DS1 gyroscope.
|
|
*
|
|
* Returned Value:
|
|
* Zero (OK) on success; a negated errno value on failure.
|
|
*
|
|
****************************************************************************/
|
|
|
|
int lsm9ds1gyro_register(FAR const char *devpath, FAR struct i2c_master_s *i2c,
|
|
uint8_t addr);
|
|
|
|
/****************************************************************************
|
|
* Name: lsm9ds1mag_register
|
|
*
|
|
* Description:
|
|
* Register the LSM9DS1 magnetometer character device as 'devpath'.
|
|
*
|
|
* Input Parameters:
|
|
* devpath - The full path to the driver to register, e.g., "/dev/mag0".
|
|
* i2c - An I2C driver instance.
|
|
* addr - The I2C address of the LSM9DS1 magnetometer.
|
|
*
|
|
* Returned Value:
|
|
* Zero (OK) on success; a negated errno value on failure.
|
|
*
|
|
****************************************************************************/
|
|
|
|
int lsm9ds1mag_register(FAR const char *devpath, FAR struct i2c_master_s *i2c,
|
|
uint8_t addr);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* CONFIG_I2C && CONFIG_SENSORS_LSM9DS1 */
|
|
#endif /* __INCLUDE_NUTTX_SENSORS_LSM9DS1 */
|