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16137 lines (15771 loc) · 386 KB
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/*
***************************************************************************
*
* BNO055.c - part of sample SW for using BNO055 with Arduino
*
* Usage: BNO055 Sensor Driver Source File
*
* (C) All rights reserved by ROBERT BOSCH GMBH
*
* Copyright (C) 2014 Bosch Sensortec GmbH
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
**************************************************************************/
/* Date: 2014/01/07
* Revision: 1.2
*
*/
/****************************************************************************/
/*! file <BNO055 >
brief <Sensor driver for BNO055> */
#include "BNO055.h"
/* user defined code to be added here ... */
static struct bno055_t *p_bno055;
/* Compiler Switch if applicable
#ifdef
#endif
*/
/*****************************************************************************
* Description: *//**\brief
* This function initialises the structure pointer
* and assigns the I2C address.
*
*
*
*
*
* \param bno055_t *bno055 structure pointer.
*
*
*
* \return communication results.
*
*
****************************************************************************/
/* Scheduling:
*
*
*
* Usage guide:
*
*
* Remarks:
*
****************************************************************************/
BNO055_RETURN_FUNCTION_TYPE bno055_init(struct bno055_t *bno055)
{
BNO055_RETURN_FUNCTION_TYPE comres = BNO055_Zero_U8X;
unsigned char a_data_u8r = BNO055_Zero_U8X;
unsigned char a_SWID_u8r[2] = {0, 0};
p_bno055 = bno055;
p_bno055->dev_addr = BNO055_I2C_ADDR;
comres = p_bno055->BNO055_BUS_READ_FUNC
(p_bno055->dev_addr,
BNO055_CHIP_ID__REG, &a_data_u8r, 1);
p_bno055->chip_id = a_data_u8r;
comres = p_bno055->BNO055_BUS_READ_FUNC
(p_bno055->dev_addr,
BNO055_ACC_REV_ID__REG, &a_data_u8r, 1);
p_bno055->accel_revision_id = a_data_u8r;
comres = p_bno055->BNO055_BUS_READ_FUNC
(p_bno055->dev_addr,
BNO055_MAG_REV_ID__REG, &a_data_u8r, 1);
p_bno055->mag_revision_id = a_data_u8r;
comres = p_bno055->BNO055_BUS_READ_FUNC
(p_bno055->dev_addr,
BNO055_GYR_REV_ID__REG, &a_data_u8r, 1);
p_bno055->gyro_revision_id = a_data_u8r;
comres = p_bno055->BNO055_BUS_READ_FUNC
(p_bno055->dev_addr,
BNO055_BL_Rev_ID__REG, &a_data_u8r, 1);
p_bno055->bootloader_revision_id = a_data_u8r;
comres = p_bno055->BNO055_BUS_READ_FUNC(p_bno055->dev_addr,
BNO055_SW_REV_ID_LSB__REG, a_SWID_u8r, 2);
a_SWID_u8r[0] = BNO055_GET_BITSLICE(a_SWID_u8r[0],
BNO055_SW_REV_ID_LSB);
p_bno055->sw_revision_id = (BNO055_U16)
((((BNO055_U16)((signed char)a_SWID_u8r[1])) <<
BNO055_SHIFT_8_POSITION) | (a_SWID_u8r[0]));
comres = p_bno055->BNO055_BUS_READ_FUNC
(p_bno055->dev_addr,
BNO055_Page_ID__REG, &a_data_u8r, 1);
p_bno055->page_id = a_data_u8r;
return comres;
}
/* Compiler Switch if applicable
#ifdef
#endif
*/
/*****************************************************************************
* Description: *//**\brief This API gives data to the given register and
* the data is written in the corresponding register address
*
*
*
*
* \param unsigned char addr, unsigned char data, unsigned char len
* addr -> Address of the register
* data -> Data to be written to the register
* len -> Length of the Data
*
*
*
* \return communication results.
*
*
****************************************************************************/
/* Scheduling:
*
*
*
* Usage guide:
*
*
* Remarks:
*
****************************************************************************/
BNO055_RETURN_FUNCTION_TYPE bno055_write_register(unsigned char addr,
unsigned char *data, unsigned char len) {
BNO055_RETURN_FUNCTION_TYPE comres = BNO055_Zero_U8X;
if (p_bno055 == BNO055_Zero_U8X) {
return E_NULL_PTR;
} else {
comres = p_bno055->BNO055_BUS_WRITE_FUNC
(p_bno055->dev_addr, addr, data, len);
}
return comres;
}
/* Compiler Switch if applicable
#ifdef
#endif
*/
/*****************************************************************************
* Description: *//**\brief This API reads the data from
* the given register address
*
*
*
*
* \param unsigned char addr, unsigned char *data, unsigned char len
* addr -> Address of the register
* data -> address of the variable, read value will be kept
* len -> Length of the data
*
*
*
*
* \return results of communication routine
*
*
****************************************************************************/
/* Scheduling:
*
*
*
* Usage guide:
*
*
* Remarks:
*
******************************************************************************/
BNO055_RETURN_FUNCTION_TYPE bno055_read_register(unsigned char addr,
unsigned char *data, unsigned char len)
{
BNO055_RETURN_FUNCTION_TYPE comres = BNO055_Zero_U8X;
if (p_bno055 == BNO055_Zero_U8X) {
return E_NULL_PTR;
} else {
comres = p_bno055->BNO055_BUS_READ_FUNC
(p_bno055->dev_addr, addr, data, len);
}
return comres;
}
/* Compiler Switch if applicable
#ifdef
#endif
*/
/*****************************************************************************
* Description: *//**\brief This API reads chip ID
* from location 00h
*
*
*
*
* \param unsigned char *chip_id : Pointer holding the chip ID
*
*
*
* \return result of communication routines
*
*
****************************************************************************/
/* Scheduling:
*
*
*
* Usage guide:
*
*
* Remarks:
*
****************************************************************************/
BNO055_RETURN_FUNCTION_TYPE bno055_read_chip_id(unsigned char *chip_id)
{
BNO055_RETURN_FUNCTION_TYPE comres = BNO055_Zero_U8X;
unsigned char a_data_u8r = BNO055_Zero_U8X;
comres = p_bno055->BNO055_BUS_READ_FUNC
(p_bno055->dev_addr,
BNO055_CHIP_ID__REG, &a_data_u8r, 1);
*chip_id = a_data_u8r;
return comres;
}
/* Compiler Switch if applicable
#ifdef
#endif
*/
/*****************************************************************************
* Description: *//**\brief This API reads software revision ID
* from location 04h and 05h
*
*
*
*
* \param BNO055_U16 *sw_id : Pointer holding the SW revision ID
*
*
*
* \return result of communication routines
*
*
****************************************************************************/
/* Scheduling:
*
*
*
* Usage guide:
*
*
* Remarks:
*
****************************************************************************/
BNO055_RETURN_FUNCTION_TYPE bno055_read_sw_revision_id(BNO055_U16 *sw_id)
{
BNO055_RETURN_FUNCTION_TYPE comres = BNO055_Zero_U8X;
unsigned char a_data_u8r[2] = {0, 0};
if (p_bno055 == BNO055_Zero_U8X) {
return E_NULL_PTR;
} else {
comres = p_bno055->BNO055_BUS_READ_FUNC
(p_bno055->dev_addr,
BNO055_SW_REV_ID_LSB__REG, a_data_u8r, 2);
a_data_u8r[0] = BNO055_GET_BITSLICE(a_data_u8r[0],
BNO055_SW_REV_ID_LSB);
*sw_id = (BNO055_U16)
((((BNO055_U16)((signed char)a_data_u8r[1])) <<
BNO055_SHIFT_8_POSITION) | (a_data_u8r[0]));
}
return comres;
}
/* Compiler Switch if applicable
#ifdef
#endif
*/
/*****************************************************************************
* Description: *//**\brief This API reads page ID
* from location 07h
*
*
*
*
* \param unsigned char *page_id : Pointer holding the page ID
*
*
*
* \return result of communication routines
*
*
****************************************************************************/
/* Scheduling:
*
*
*
* Usage guide:
*
*
* Remarks:
*
****************************************************************************/
BNO055_RETURN_FUNCTION_TYPE bno055_read_page_id(unsigned char *pg_id)
{
BNO055_RETURN_FUNCTION_TYPE comres = BNO055_Zero_U8X;
unsigned char a_data_u8r = BNO055_Zero_U8X;
comres = p_bno055->BNO055_BUS_READ_FUNC
(p_bno055->dev_addr,
BNO055_Page_ID__REG, &a_data_u8r, 1);
*pg_id = a_data_u8r;
p_bno055->page_id = a_data_u8r;
return comres;
}
/* Compiler Switch if applicable
#ifdef
#endif
*/
/*****************************************************************************
* Description: *//**\brief This API writes the page ID register 07h
*
*
*
*
*
* \param unsigned char page_id
* PAGE_ZERO -> 0X00
* PAGE_ONE -> 0X01
*
* \return Communication results
*
*
****************************************************************************/
/* Scheduling:
*
*
*
* Usage guide:
*
*
* Remarks:
*
****************************************************************************/
BNO055_RETURN_FUNCTION_TYPE bno055_write_page_id(unsigned char page_id)
{
BNO055_RETURN_FUNCTION_TYPE comres = BNO055_Zero_U8X;
unsigned char v_data_u8r = BNO055_Zero_U8X;
unsigned char pg_id = BNO055_Zero_U8X;
if (p_bno055 == BNO055_Zero_U8X) {
return E_NULL_PTR;
} else {
comres = p_bno055->BNO055_BUS_READ_FUNC
(p_bno055->dev_addr,
BNO055_Page_ID__REG, &v_data_u8r, 1);
v_data_u8r = BNO055_SET_BITSLICE(v_data_u8r,
BNO055_Page_ID, page_id);
comres = p_bno055->BNO055_BUS_WRITE_FUNC
(p_bno055->dev_addr,
BNO055_Page_ID__REG, &v_data_u8r, 1);
bno055_read_page_id(&pg_id);
}
return comres;
}
/* Compiler Switch if applicable
#ifdef
#endif
*/
/*****************************************************************************
* Description: *//**\brief This API reads accel revision ID
* from location 01h
*
*
*
*
* \param unsigned char *acc_rev_id : Pointer holding the accel revision ID
*
*
*
* \return result of communication routines
*
*
****************************************************************************/
/* Scheduling:
*
*
*
* Usage guide:
*
*
* Remarks:
*
****************************************************************************/
BNO055_RETURN_FUNCTION_TYPE bno055_read_accel_revision_id(
unsigned char *acc_rev_id)
{
BNO055_RETURN_FUNCTION_TYPE comres = BNO055_Zero_U8X;
unsigned char a_data_u8r = BNO055_Zero_U8X;
comres = p_bno055->BNO055_BUS_READ_FUNC
(p_bno055->dev_addr,
BNO055_ACC_REV_ID__REG, &a_data_u8r, 1);
*acc_rev_id = a_data_u8r;
return comres;
}
/* Compiler Switch if applicable
#ifdef
#endif
*/
/*****************************************************************************
* Description: *//**\brief This API reads mag revision ID
* from location 02h
*
*
*
*
* \param unsigned char *mag_rev_id : Pointer holding the mag revision ID
*
*
*
* \return result of communication routines
*
*
****************************************************************************/
/* Scheduling:
*
*
*
* Usage guide:
*
*
* Remarks:
*
****************************************************************************/
BNO055_RETURN_FUNCTION_TYPE bno055_read_mag_revision_id(
unsigned char *mag_rev_id)
{
BNO055_RETURN_FUNCTION_TYPE comres = BNO055_Zero_U8X;
unsigned char a_data_u8r = BNO055_Zero_U8X;
comres = p_bno055->BNO055_BUS_READ_FUNC
(p_bno055->dev_addr,
BNO055_MAG_REV_ID__REG, &a_data_u8r, 1);
*mag_rev_id = a_data_u8r;
return comres;
}
/* Compiler Switch if applicable
#ifdef
#endif
*/
/*****************************************************************************
* Description: *//**\brief This API reads gyro revision ID
* from location 03h
*
*
*
*
* \param unsigned char *gyr_rev_id : Pointer holding the gyro revision ID
*
*
*
* \return result of communication routines
*
*
****************************************************************************/
/* Scheduling:
*
*
*
* Usage guide:
*
*
* Remarks:
*
****************************************************************************/
BNO055_RETURN_FUNCTION_TYPE bno055_read_gyro_revision_id(
unsigned char *gyr_rev_id)
{
BNO055_RETURN_FUNCTION_TYPE comres = BNO055_Zero_U8X;
unsigned char a_data_u8r = BNO055_Zero_U8X;
comres = p_bno055->BNO055_BUS_READ_FUNC
(p_bno055->dev_addr,
BNO055_GYR_REV_ID__REG, &a_data_u8r, 1);
*gyr_rev_id = a_data_u8r;
return comres;
}
/* Compiler Switch if applicable
#ifdef
#endif
*/
/*****************************************************************************
* Description: *//**\brief This API reads boot loader revision ID
* from location 06h
*
*
*
*
* \param unsigned char *bl_rev_id : Pointer holding
* the boot loader revision ID
*
*
* \return result of communication routines
*
*
****************************************************************************/
/* Scheduling:
*
*
*
* Usage guide:
*
*
* Remarks:
*
****************************************************************************/
BNO055_RETURN_FUNCTION_TYPE bno055_read_bootloader_revision_id(
unsigned char *bl_rev_id)
{
BNO055_RETURN_FUNCTION_TYPE comres = BNO055_Zero_U8X;
unsigned char a_data_u8r = BNO055_Zero_U8X;
comres = p_bno055->BNO055_BUS_READ_FUNC
(p_bno055->dev_addr,
BNO055_BL_Rev_ID__REG, &a_data_u8r, 1);
*bl_rev_id = a_data_u8r;
return comres;
}
/* Compiler Switch if applicable
#ifdef
#endif
*/
/*****************************************************************************
* Description: *//**\brief This API reads acceleration data X values
* from location 08h and 0dh
*
*
*
*
* \param BNO055_S16 *acc_x : Pointer holding the X-DATA
*
*
*
* \return result of communication routines
*
*
****************************************************************************/
/* Scheduling:
*
*
*
* Usage guide:
*
*
* Remarks:
*
****************************************************************************/
BNO055_RETURN_FUNCTION_TYPE bno055_read_accel_x(BNO055_S16 *acc_x)
{
BNO055_RETURN_FUNCTION_TYPE comres = BNO055_Zero_U8X;
unsigned char a_data_u8r[2] = {0, 0};
unsigned char status = BNO055_Zero_U8X;
if (p_bno055 == BNO055_Zero_U8X) {
return E_NULL_PTR;
} else {
status = bno055_write_page_id(PAGE_ZERO);
if (status == SUCCESS) {
comres = p_bno055->BNO055_BUS_READ_FUNC
(p_bno055->dev_addr,
BNO055_ACC_DATA_X_LSB_VALUEX__REG, a_data_u8r, 2);
a_data_u8r[0] = BNO055_GET_BITSLICE(a_data_u8r[0],
BNO055_ACC_DATA_X_LSB_VALUEX);
a_data_u8r[1] = BNO055_GET_BITSLICE(a_data_u8r[1],
BNO055_ACC_DATA_X_MSB_VALUEX);
*acc_x = (BNO055_S16)((((BNO055_S16)
(signed char)(a_data_u8r[1])) <<
(BNO055_SHIFT_8_POSITION)) | (a_data_u8r[0]));
} else {
return ERROR1;
}
}
return comres;
}
/* Compiler Switch if applicable
#ifdef
#endif
*/
/*****************************************************************************
* Description: *//**\brief This API reads acceleration data Y values
* from location 08h and 0dh
*
*
*
*
* \param BNO055_S16 *acc_y : Pointer holding the Y-DATA
*
*
*
* \return result of communication routines
*
*
****************************************************************************/
/* Scheduling:
*
*
*
* Usage guide:
*
*
* Remarks:
*
****************************************************************************/
BNO055_RETURN_FUNCTION_TYPE bno055_read_accel_y(BNO055_S16 *acc_y)
{
BNO055_RETURN_FUNCTION_TYPE comres = BNO055_Zero_U8X;
unsigned char a_data_u8r[2] = {0, 0};
unsigned char status = BNO055_Zero_U8X;
if (p_bno055 == BNO055_Zero_U8X) {
return E_NULL_PTR;
} else {
status = bno055_write_page_id(PAGE_ZERO);
if (status == SUCCESS) {
comres = p_bno055->BNO055_BUS_READ_FUNC
(p_bno055->dev_addr,
BNO055_ACC_DATA_Y_LSB_VALUEY__REG, a_data_u8r, 2);
a_data_u8r[0] = BNO055_GET_BITSLICE(a_data_u8r[0],
BNO055_ACC_DATA_Y_LSB_VALUEY);
a_data_u8r[1] = BNO055_GET_BITSLICE(a_data_u8r[1],
BNO055_ACC_DATA_Y_MSB_VALUEY);
*acc_y = (BNO055_S16)((((BNO055_S16)
((signed char)a_data_u8r[1])) <<
BNO055_SHIFT_8_POSITION) | (a_data_u8r[0]));
} else {
return ERROR1;
}
}
return comres;
}
/* Compiler Switch if applicable
#ifdef
#endif
*/
/*****************************************************************************
* Description: *//**\brief This API reads acceleration data Z values
* from location 08h and 0dh
*
*
*
*
* \param BNO055_S16 *acc_z : Pointer holding the Z-DATA
*
*
*
* \return result of communication routines
*
*
****************************************************************************/
/* Scheduling:
*
*
*
* Usage guide:
*
*
* Remarks:
*
****************************************************************************/
BNO055_RETURN_FUNCTION_TYPE bno055_read_accel_z(BNO055_S16 *acc_z)
{
BNO055_RETURN_FUNCTION_TYPE comres = BNO055_Zero_U8X;
unsigned char a_data_u8r[2] = {0, 0};
unsigned char status = BNO055_Zero_U8X;
if (p_bno055 == BNO055_Zero_U8X) {
return E_NULL_PTR;
} else {
status = bno055_write_page_id(PAGE_ZERO);
if (status == SUCCESS) {
comres = p_bno055->BNO055_BUS_READ_FUNC
(p_bno055->dev_addr,
BNO055_ACC_DATA_Z_LSB_VALUEZ__REG, a_data_u8r, 2);
a_data_u8r[0] = BNO055_GET_BITSLICE(a_data_u8r[0],
BNO055_ACC_DATA_Z_LSB_VALUEZ);
a_data_u8r[1] = BNO055_GET_BITSLICE(a_data_u8r[1],
BNO055_ACC_DATA_Z_MSB_VALUEZ);
*acc_z = (BNO055_S16)((((BNO055_S16)
((signed char)a_data_u8r[1])) <<
BNO055_SHIFT_8_POSITION) | (a_data_u8r[0]));
} else {
return ERROR1;
}
}
return comres;
}
/* Compiler Switch if applicable
#ifdef
#endif
*/
/****************************************************************************
* Description: *//**\brief Reads data X,Y,Z of accelerometer
* from location 08h to 0Dh
*
*
*
*
* \param
* bno055_accel *acc : Pointer holding the bno055_accel
*
*
* \return
* result of communication routines
*
****************************************************************************/
/* Scheduling:
*
*
*
* Usage guide:
*
*
* Remarks:
*
***************************************************************************/
BNO055_RETURN_FUNCTION_TYPE bno055_read_accel_xyz(struct bno055_accel *acc)
{
BNO055_RETURN_FUNCTION_TYPE comres = BNO055_Zero_U8X;
unsigned char a_data_u8r[7] = {0, 0, 0, 0, 0, 0, 0};
unsigned char status = BNO055_Zero_U8X;
if (p_bno055 == BNO055_Zero_U8X) {
return E_NULL_PTR;
} else {
status = bno055_write_page_id(PAGE_ZERO);
if (status == SUCCESS) {
comres = p_bno055->BNO055_BUS_READ_FUNC
(p_bno055->dev_addr,
BNO055_ACC_DATA_X_LSB_VALUEX__REG, a_data_u8r, 7);
/* Data X*/
a_data_u8r[0] = BNO055_GET_BITSLICE(a_data_u8r[0],
BNO055_ACC_DATA_X_LSB_VALUEX);
a_data_u8r[1] = BNO055_GET_BITSLICE(a_data_u8r[1],
BNO055_ACC_DATA_X_MSB_VALUEX);
acc->x = (BNO055_S16)((((BNO055_S16)
((signed char)a_data_u8r[1])) <<
BNO055_SHIFT_8_POSITION) | (a_data_u8r[0]));
/* Data Y*/
a_data_u8r[2] = BNO055_GET_BITSLICE(a_data_u8r[2],
BNO055_ACC_DATA_Y_LSB_VALUEY);
a_data_u8r[3] = BNO055_GET_BITSLICE(a_data_u8r[3],
BNO055_ACC_DATA_Y_MSB_VALUEY);
acc->y = (BNO055_S16)((((BNO055_S16)
((signed char)a_data_u8r[3])) <<
BNO055_SHIFT_8_POSITION) | (a_data_u8r[2]));
/* Data Z*/
a_data_u8r[4] = BNO055_GET_BITSLICE(a_data_u8r[4],
BNO055_ACC_DATA_Z_LSB_VALUEZ);
a_data_u8r[5] = BNO055_GET_BITSLICE(a_data_u8r[5],
BNO055_ACC_DATA_Z_MSB_VALUEZ);
acc->z = (BNO055_S16)((((BNO055_S16)
((signed char)a_data_u8r[5])) <<
BNO055_SHIFT_8_POSITION) | (a_data_u8r[4]));
} else {
return ERROR1;
}
}
return comres;
}
/*****************************************************************************
* Description: *//**\brief This API reads magnetometer data X values
* from location 0Eh and 0Fh
*
*
*
*
* \param BNO055_S16 *mag_x : Pointer holding the X-DATA
*
*
*
* \return result of communication routines
*
*
****************************************************************************/
/* Scheduling:
*
*
*
* Usage guide:
*
*
* Remarks:
*
****************************************************************************/
BNO055_RETURN_FUNCTION_TYPE bno055_read_mag_x(BNO055_S16 *mag_x)
{
BNO055_RETURN_FUNCTION_TYPE comres = BNO055_Zero_U8X;
unsigned char a_data_u8r[2] = {0, 0};
unsigned char status = BNO055_Zero_U8X;
if (p_bno055 == BNO055_Zero_U8X) {
return E_NULL_PTR;
} else {
status = bno055_write_page_id(PAGE_ZERO);
if (status == SUCCESS) {
comres = p_bno055->BNO055_BUS_READ_FUNC
(p_bno055->dev_addr,
BNO055_MAG_DATA_X_LSB_VALUEX__REG, a_data_u8r, 2);
a_data_u8r[0] = BNO055_GET_BITSLICE(a_data_u8r[0],
BNO055_MAG_DATA_X_LSB_VALUEX);
a_data_u8r[1] = BNO055_GET_BITSLICE(a_data_u8r[1],
BNO055_MAG_DATA_X_MSB_VALUEX);
*mag_x = (BNO055_S16)((((BNO055_S16)
((signed char)a_data_u8r[1])) <<
BNO055_SHIFT_8_POSITION) | (a_data_u8r[0]));
} else {
return ERROR1;
}
}
return comres;
}
/*****************************************************************************
* Description: *//**\brief This API reads magnetometer data Y values
* from location 10h and 11h
*
*
*
*
* \param BNO055_S16 *mag_y : Pointer holding the Y-DATA
*
*
*
* \return result of communication routines
*
*
****************************************************************************/
/* Scheduling:
*
*
*
* Usage guide:
*
*
* Remarks:
*
****************************************************************************/
BNO055_RETURN_FUNCTION_TYPE bno055_read_mag_y(BNO055_S16 *mag_y)
{
BNO055_RETURN_FUNCTION_TYPE comres = BNO055_Zero_U8X;
unsigned char a_data_u8r[2] = {0, 0};
unsigned char status = BNO055_Zero_U8X;
if (p_bno055 == BNO055_Zero_U8X) {
return E_NULL_PTR;
} else {
status = bno055_write_page_id(PAGE_ZERO);
if (status == SUCCESS) {
comres = p_bno055->BNO055_BUS_READ_FUNC
(p_bno055->dev_addr,
BNO055_MAG_DATA_Y_LSB_VALUEY__REG, a_data_u8r, 2);
a_data_u8r[0] = BNO055_GET_BITSLICE(a_data_u8r[0],
BNO055_MAG_DATA_Y_LSB_VALUEY);
a_data_u8r[1] = BNO055_GET_BITSLICE(a_data_u8r[1],
BNO055_MAG_DATA_Y_MSB_VALUEY);
*mag_y = (BNO055_S16)((((BNO055_S16)
((signed char)a_data_u8r[1])) <<
BNO055_SHIFT_8_POSITION) | (a_data_u8r[0]));
} else {
return ERROR1;
}
}
return comres;
}
/* Compiler Switch if applicable
#ifdef
#endif
*/
/*****************************************************************************
* Description: *//**\brief This API reads magnetometer data Z values
* from location 12h and 13h
*
*
*
*
* \param BNO055_S16 *mag_z : Pointer holding the Z-DATA
*
*
*
* \return result of communication routines
*
*
****************************************************************************/
/* Scheduling:
*
*
*
* Usage guide:
*
*
* Remarks:
*
****************************************************************************/
BNO055_RETURN_FUNCTION_TYPE bno055_read_mag_z(BNO055_S16 *mag_z)
{
BNO055_RETURN_FUNCTION_TYPE comres = BNO055_Zero_U8X;
unsigned char a_data_u8r[2] = {0, 0};
unsigned char status = BNO055_Zero_U8X;
if (p_bno055 == BNO055_Zero_U8X) {
return E_NULL_PTR;
} else {
status = bno055_write_page_id(PAGE_ZERO);
if (status == SUCCESS) {
comres = p_bno055->BNO055_BUS_READ_FUNC
(p_bno055->dev_addr,
BNO055_MAG_DATA_Z_LSB_VALUEZ__REG, a_data_u8r, 2);
a_data_u8r[0] = BNO055_GET_BITSLICE(a_data_u8r[0],
BNO055_MAG_DATA_Z_LSB_VALUEZ);
a_data_u8r[1] = BNO055_GET_BITSLICE(a_data_u8r[1],
BNO055_MAG_DATA_Z_MSB_VALUEZ);
*mag_z = (BNO055_S16)((((BNO055_S16)
((signed char)a_data_u8r[1])) <<
BNO055_SHIFT_8_POSITION) | (a_data_u8r[0]));
} else {
return ERROR1;
}
}
return comres;
}
/* Compiler Switch if applicable
#ifdef
#endif
*/
/****************************************************************************
* Description: *//**\brief Reads data X,Y,Z of magnetometer
* from location 0Eh to 13h
*
*
*
*
* \param
* bno055_mag *mag : Pointer holding the bno055_mag
*
*
* \return
* result of communication routines
*
****************************************************************************/
/* Scheduling:
*
*
*
* Usage guide:
*
*
* Remarks:
*
***************************************************************************/
BNO055_RETURN_FUNCTION_TYPE bno055_read_mag_xyz(struct bno055_mag *mag)
{
BNO055_RETURN_FUNCTION_TYPE comres = BNO055_Zero_U8X;
unsigned char a_data_u8r[7] = {0, 0, 0, 0, 0, 0, 0};
unsigned char status = BNO055_Zero_U8X;
if (p_bno055 == BNO055_Zero_U8X) {
return E_NULL_PTR;
} else {
status = bno055_write_page_id(PAGE_ZERO);
if (status == SUCCESS) {
comres = p_bno055->BNO055_BUS_READ_FUNC
(p_bno055->dev_addr,
BNO055_MAG_DATA_X_LSB_VALUEX__REG, a_data_u8r, 7);
/* Data X*/
a_data_u8r[0] = BNO055_GET_BITSLICE(a_data_u8r[0],
BNO055_MAG_DATA_X_LSB_VALUEX);
a_data_u8r[1] = BNO055_GET_BITSLICE(a_data_u8r[1],
BNO055_MAG_DATA_X_MSB_VALUEX);