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lis2dw12_reg.c
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lis2dw12_reg.c
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/**
******************************************************************************
* @file lis2dw12_reg.c
* @author Sensors Software Solution Team
* @brief LIS2DW12 driver file
******************************************************************************
* @attention
*
* <h2><center>© Copyright (c) 2021 STMicroelectronics.
* All rights reserved.</center></h2>
*
* This software component is licensed by ST under BSD 3-Clause license,
* the "License"; You may not use this file except in compliance with the
* License. You may obtain a copy of the License at:
* opensource.org/licenses/BSD-3-Clause
*
******************************************************************************
*/
#include "lis2dw12_reg.h"
/**
* @defgroup LIS2DW12
* @brief This file provides a set of functions needed to drive the
* lis2dw12 enhanced inertial module.
* @{
*
*/
/**
* @defgroup LIS2DW12_Interfaces_Functions
* @brief This section provide a set of functions used to read and
* write a generic register of the device.
* MANDATORY: return 0 -> no Error.
* @{
*
*/
/**
* @brief Read generic device register
*
* @param ctx read / write interface definitions(ptr)
* @param reg register to read
* @param data pointer to buffer that store the data read(ptr)
* @param len number of consecutive register to read
* @retval interface status (MANDATORY: return 0 -> no Error)
*
*/
int32_t __weak lis2dw12_read_reg(const stmdev_ctx_t *ctx, uint8_t reg,
uint8_t *data,
uint16_t len)
{
int32_t ret;
if (ctx == NULL)
{
return -1;
}
ret = ctx->read_reg(ctx->handle, reg, data, len);
return ret;
}
/**
* @brief Write generic device register
*
* @param ctx read / write interface definitions(ptr)
* @param reg register to write
* @param data pointer to data to write in register reg(ptr)
* @param len number of consecutive register to write
* @retval interface status (MANDATORY: return 0 -> no Error)
*
*/
int32_t __weak lis2dw12_write_reg(const stmdev_ctx_t *ctx, uint8_t reg,
uint8_t *data,
uint16_t len)
{
int32_t ret;
if (ctx == NULL)
{
return -1;
}
ret = ctx->write_reg(ctx->handle, reg, data, len);
return ret;
}
/**
* @}
*
*/
/**
* @defgroup LIS2DW12_Sensitivity
* @brief These functions convert raw-data into engineering units.
* @{
*
*/
float_t lis2dw12_from_fs2_to_mg(int16_t lsb)
{
return ((float_t)lsb) * 0.061f;
}
float_t lis2dw12_from_fs4_to_mg(int16_t lsb)
{
return ((float_t)lsb) * 0.122f;
}
float_t lis2dw12_from_fs8_to_mg(int16_t lsb)
{
return ((float_t)lsb) * 0.244f;
}
float_t lis2dw12_from_fs16_to_mg(int16_t lsb)
{
return ((float_t)lsb) * 0.488f;
}
float_t lis2dw12_from_fs2_lp1_to_mg(int16_t lsb)
{
return ((float_t)lsb) * 0.061f;
}
float_t lis2dw12_from_fs4_lp1_to_mg(int16_t lsb)
{
return ((float_t)lsb) * 0.122f;
}
float_t lis2dw12_from_fs8_lp1_to_mg(int16_t lsb)
{
return ((float_t)lsb) * 0.244f;
}
float_t lis2dw12_from_fs16_lp1_to_mg(int16_t lsb)
{
return ((float_t)lsb) * 0.488f;
}
float_t lis2dw12_from_lsb_to_celsius(int16_t lsb)
{
return (((float_t)lsb / 256.0f) + 25.0f);
}
/**
* @}
*
*/
/**
* @defgroup LIS2DW12_Data_Generation
* @brief This section groups all the functions concerning
* data generation
* @{
*
*/
/**
* @brief Select accelerometer operating modes.[set]
*
* @param ctx read / write interface definitions
* @param val change the values of mode / lp_mode in reg CTRL1
* and low_noise in reg CTRL6
* @retval interface status (MANDATORY: return 0 -> no Error)
*
*/
int32_t lis2dw12_power_mode_set(const stmdev_ctx_t *ctx,
lis2dw12_mode_t val)
{
lis2dw12_ctrl1_t ctrl1;
lis2dw12_ctrl6_t ctrl6;
int32_t ret;
ret = lis2dw12_read_reg(ctx, LIS2DW12_CTRL1, (uint8_t *) &ctrl1, 1);
if (ret == 0)
{
ctrl1.mode = ((uint8_t) val & 0x0CU) >> 2;
ctrl1.lp_mode = (uint8_t) val & 0x03U ;
ret = lis2dw12_write_reg(ctx, LIS2DW12_CTRL1, (uint8_t *) &ctrl1, 1);
}
if (ret == 0)
{
ret = lis2dw12_read_reg(ctx, LIS2DW12_CTRL6, (uint8_t *) &ctrl6, 1);
}
if (ret == 0)
{
ctrl6.low_noise = ((uint8_t) val & 0x10U) >> 4;
ret = lis2dw12_write_reg(ctx, LIS2DW12_CTRL6, (uint8_t *) &ctrl6, 1);
}
return ret;
}
/**
* @brief Select accelerometer operating modes.[get]
*
* @param ctx read / write interface definitions
* @param val change the values of mode / lp_mode in reg CTRL1
* and low_noise in reg CTRL6
* @retval interface status (MANDATORY: return 0 -> no Error)
*
*/
int32_t lis2dw12_power_mode_get(const stmdev_ctx_t *ctx,
lis2dw12_mode_t *val)
{
lis2dw12_ctrl1_t ctrl1;
lis2dw12_ctrl6_t ctrl6;
int32_t ret;
ret = lis2dw12_read_reg(ctx, LIS2DW12_CTRL1, (uint8_t *) &ctrl1, 1);
if (ret == 0)
{
ret = lis2dw12_read_reg(ctx, LIS2DW12_CTRL6, (uint8_t *) &ctrl6, 1);
switch (((ctrl6.low_noise << 4) + (ctrl1.mode << 2) +
ctrl1.lp_mode))
{
case LIS2DW12_HIGH_PERFORMANCE:
*val = LIS2DW12_HIGH_PERFORMANCE;
break;
case LIS2DW12_CONT_LOW_PWR_4:
*val = LIS2DW12_CONT_LOW_PWR_4;
break;
case LIS2DW12_CONT_LOW_PWR_3:
*val = LIS2DW12_CONT_LOW_PWR_3;
break;
case LIS2DW12_CONT_LOW_PWR_2:
*val = LIS2DW12_CONT_LOW_PWR_2;
break;
case LIS2DW12_CONT_LOW_PWR_12bit:
*val = LIS2DW12_CONT_LOW_PWR_12bit;
break;
case LIS2DW12_SINGLE_LOW_PWR_4:
*val = LIS2DW12_SINGLE_LOW_PWR_4;
break;
case LIS2DW12_SINGLE_LOW_PWR_3:
*val = LIS2DW12_SINGLE_LOW_PWR_3;
break;
case LIS2DW12_SINGLE_LOW_PWR_2:
*val = LIS2DW12_SINGLE_LOW_PWR_2;
break;
case LIS2DW12_SINGLE_LOW_PWR_12bit:
*val = LIS2DW12_SINGLE_LOW_PWR_12bit;
break;
case LIS2DW12_HIGH_PERFORMANCE_LOW_NOISE:
*val = LIS2DW12_HIGH_PERFORMANCE_LOW_NOISE;
break;
case LIS2DW12_CONT_LOW_PWR_LOW_NOISE_4:
*val = LIS2DW12_CONT_LOW_PWR_LOW_NOISE_4;
break;
case LIS2DW12_CONT_LOW_PWR_LOW_NOISE_3:
*val = LIS2DW12_CONT_LOW_PWR_LOW_NOISE_3;
break;
case LIS2DW12_CONT_LOW_PWR_LOW_NOISE_2:
*val = LIS2DW12_CONT_LOW_PWR_LOW_NOISE_2;
break;
case LIS2DW12_CONT_LOW_PWR_LOW_NOISE_12bit:
*val = LIS2DW12_CONT_LOW_PWR_LOW_NOISE_12bit;
break;
case LIS2DW12_SINGLE_LOW_PWR_LOW_NOISE_4:
*val = LIS2DW12_SINGLE_LOW_PWR_LOW_NOISE_4;
break;
case LIS2DW12_SINGLE_LOW_PWR_LOW_NOISE_3:
*val = LIS2DW12_SINGLE_LOW_PWR_LOW_NOISE_3;
break;
case LIS2DW12_SINGLE_LOW_PWR_LOW_NOISE_2:
*val = LIS2DW12_SINGLE_LOW_PWR_LOW_NOISE_2;
break;
case LIS2DW12_SINGLE_LOW_LOW_NOISE_PWR_12bit:
*val = LIS2DW12_SINGLE_LOW_LOW_NOISE_PWR_12bit;
break;
default:
*val = LIS2DW12_HIGH_PERFORMANCE;
break;
}
}
return ret;
}
/**
* @brief Accelerometer data rate selection.[set]
*
* @param ctx read / write interface definitions
* @param val change the values of odr in reg CTRL1
* @retval interface status (MANDATORY: return 0 -> no Error)
*
*/
int32_t lis2dw12_data_rate_set(const stmdev_ctx_t *ctx, lis2dw12_odr_t val)
{
lis2dw12_ctrl1_t ctrl1;
lis2dw12_ctrl3_t ctrl3;
int32_t ret;
ret = lis2dw12_read_reg(ctx, LIS2DW12_CTRL1, (uint8_t *) &ctrl1, 1);
if (ret == 0)
{
ctrl1.odr = (uint8_t) val;
ret = lis2dw12_write_reg(ctx, LIS2DW12_CTRL1, (uint8_t *) &ctrl1, 1);
}
if (ret == 0)
{
ret = lis2dw12_read_reg(ctx, LIS2DW12_CTRL3, (uint8_t *) &ctrl3, 1);
}
if (ret == 0)
{
ctrl3.slp_mode = ((uint8_t) val & 0x30U) >> 4;
ret = lis2dw12_write_reg(ctx, LIS2DW12_CTRL3, (uint8_t *) &ctrl3, 1);
}
return ret;
}
/**
* @brief Accelerometer data rate selection.[get]
*
* @param ctx read / write interface definitions
* @param val Get the values of odr in reg CTRL1
* @retval interface status (MANDATORY: return 0 -> no Error)
*
*/
int32_t lis2dw12_data_rate_get(const stmdev_ctx_t *ctx, lis2dw12_odr_t *val)
{
lis2dw12_ctrl1_t ctrl1;
lis2dw12_ctrl3_t ctrl3;
int32_t ret;
ret = lis2dw12_read_reg(ctx, LIS2DW12_CTRL1, (uint8_t *) &ctrl1, 1);
if (ret == 0)
{
ret = lis2dw12_read_reg(ctx, LIS2DW12_CTRL3, (uint8_t *) &ctrl3, 1);
switch ((ctrl3.slp_mode << 4) + ctrl1.odr)
{
case LIS2DW12_XL_ODR_OFF:
*val = LIS2DW12_XL_ODR_OFF;
break;
case LIS2DW12_XL_ODR_1Hz6_LP_ONLY:
*val = LIS2DW12_XL_ODR_1Hz6_LP_ONLY;
break;
case LIS2DW12_XL_ODR_12Hz5:
*val = LIS2DW12_XL_ODR_12Hz5;
break;
case LIS2DW12_XL_ODR_25Hz:
*val = LIS2DW12_XL_ODR_25Hz;
break;
case LIS2DW12_XL_ODR_50Hz:
*val = LIS2DW12_XL_ODR_50Hz;
break;
case LIS2DW12_XL_ODR_100Hz:
*val = LIS2DW12_XL_ODR_100Hz;
break;
case LIS2DW12_XL_ODR_200Hz:
*val = LIS2DW12_XL_ODR_200Hz;
break;
case LIS2DW12_XL_ODR_400Hz:
*val = LIS2DW12_XL_ODR_400Hz;
break;
case LIS2DW12_XL_ODR_800Hz:
*val = LIS2DW12_XL_ODR_800Hz;
break;
case LIS2DW12_XL_ODR_1k6Hz:
*val = LIS2DW12_XL_ODR_1k6Hz;
break;
case LIS2DW12_XL_SET_SW_TRIG:
*val = LIS2DW12_XL_SET_SW_TRIG;
break;
case LIS2DW12_XL_SET_PIN_TRIG:
*val = LIS2DW12_XL_SET_PIN_TRIG;
break;
default:
*val = LIS2DW12_XL_ODR_OFF;
break;
}
}
return ret;
}
/**
* @brief Block data update.[set]
*
* @param ctx read / write interface definitions
* @param val change the values of bdu in reg CTRL2
* @retval interface status (MANDATORY: return 0 -> no Error)
*
*/
int32_t lis2dw12_block_data_update_set(const stmdev_ctx_t *ctx, uint8_t val)
{
lis2dw12_ctrl2_t reg;
int32_t ret;
ret = lis2dw12_read_reg(ctx, LIS2DW12_CTRL2, (uint8_t *) ®, 1);
if (ret == 0)
{
reg.bdu = val;
ret = lis2dw12_write_reg(ctx, LIS2DW12_CTRL2, (uint8_t *) ®, 1);
}
return ret;
}
/**
* @brief Block data update.[get]
*
* @param ctx read / write interface definitions
* @param val change the values of bdu in reg CTRL2
* @retval interface status (MANDATORY: return 0 -> no Error)
*
*/
int32_t lis2dw12_block_data_update_get(const stmdev_ctx_t *ctx,
uint8_t *val)
{
lis2dw12_ctrl2_t reg;
int32_t ret;
ret = lis2dw12_read_reg(ctx, LIS2DW12_CTRL2, (uint8_t *) ®, 1);
*val = reg.bdu;
return ret;
}
/**
* @brief Accelerometer full-scale selection.[set]
*
* @param ctx read / write interface definitions
* @param val change the values of fs in reg CTRL6
* @retval interface status (MANDATORY: return 0 -> no Error)
*
*/
int32_t lis2dw12_full_scale_set(const stmdev_ctx_t *ctx, lis2dw12_fs_t val)
{
lis2dw12_ctrl6_t reg;
int32_t ret;
ret = lis2dw12_read_reg(ctx, LIS2DW12_CTRL6, (uint8_t *) ®, 1);
if (ret == 0)
{
reg.fs = (uint8_t) val;
ret = lis2dw12_write_reg(ctx, LIS2DW12_CTRL6, (uint8_t *) ®, 1);
}
return ret;
}
/**
* @brief Accelerometer full-scale selection.[get]
*
* @param ctx read / write interface definitions
* @param val Get the values of fs in reg CTRL6
* @retval interface status (MANDATORY: return 0 -> no Error)
*
*/
int32_t lis2dw12_full_scale_get(const stmdev_ctx_t *ctx, lis2dw12_fs_t *val)
{
lis2dw12_ctrl6_t reg;
int32_t ret;
ret = lis2dw12_read_reg(ctx, LIS2DW12_CTRL6, (uint8_t *) ®, 1);
switch (reg.fs)
{
case LIS2DW12_2g:
*val = LIS2DW12_2g;
break;
case LIS2DW12_4g:
*val = LIS2DW12_4g;
break;
case LIS2DW12_8g:
*val = LIS2DW12_8g;
break;
case LIS2DW12_16g:
*val = LIS2DW12_16g;
break;
default:
*val = LIS2DW12_2g;
break;
}
return ret;
}
/**
* @brief The STATUS_REG register of the device.[get]
*
* @param ctx read / write interface definitions
* @param val union of registers from STATUS to
* @retval interface status (MANDATORY: return 0 -> no Error)
*
*/
int32_t lis2dw12_status_reg_get(const stmdev_ctx_t *ctx,
lis2dw12_status_t *val)
{
int32_t ret;
ret = lis2dw12_read_reg(ctx, LIS2DW12_STATUS, (uint8_t *) val, 1);
return ret;
}
/**
* @brief Accelerometer new data available.[get]
*
* @param ctx read / write interface definitions
* @param val change the values of drdy in reg STATUS
* @retval interface status (MANDATORY: return 0 -> no Error)
*
*/
int32_t lis2dw12_flag_data_ready_get(const stmdev_ctx_t *ctx, uint8_t *val)
{
lis2dw12_status_t reg;
int32_t ret;
ret = lis2dw12_read_reg(ctx, LIS2DW12_STATUS, (uint8_t *) ®, 1);
*val = reg.drdy;
return ret;
}
/**
* @brief Read all the interrupt/status flag of the device.[get]
*
* @param ctx read / write interface definitions
* @param val registers STATUS_DUP, WAKE_UP_SRC,
* TAP_SRC, SIXD_SRC, ALL_INT_SRC
* @retval interface status (MANDATORY: return 0 -> no Error)
*
*/
int32_t lis2dw12_all_sources_get(const stmdev_ctx_t *ctx,
lis2dw12_all_sources_t *val)
{
int32_t ret;
ret = lis2dw12_read_reg(ctx, LIS2DW12_STATUS_DUP, (uint8_t *) val, 5);
return ret;
}
/**
* @brief Accelerometer X-axis user offset correction expressed in two’s
* complement, weight depends on bit USR_OFF_W. The value must be
* in the range [-127 127].[set]
*
* @param ctx read / write interface definitions
* @param buff buffer that contains data to write
* @retval interface status (MANDATORY: return 0 -> no Error)
*
*/
int32_t lis2dw12_usr_offset_x_set(const stmdev_ctx_t *ctx, uint8_t *buff)
{
int32_t ret;
ret = lis2dw12_write_reg(ctx, LIS2DW12_X_OFS_USR, buff, 1);
return ret;
}
/**
* @brief Accelerometer X-axis user offset correction expressed in two’s
* complement, weight depends on bit USR_OFF_W. The value must be
* in the range [-127 127].[get]
*
* @param ctx read / write interface definitions
* @param buff buffer that stores data read
* @retval interface status (MANDATORY: return 0 -> no Error)
*
*/
int32_t lis2dw12_usr_offset_x_get(const stmdev_ctx_t *ctx, uint8_t *buff)
{
int32_t ret;
ret = lis2dw12_read_reg(ctx, LIS2DW12_X_OFS_USR, buff, 1);
return ret;
}
/**
* @brief Accelerometer Y-axis user offset correction expressed in two’s
* complement, weight depends on bit USR_OFF_W. The value must be
* in the range [-127 127].[set]
*
* @param ctx read / write interface definitions
* @param buff buffer that contains data to write
* @retval interface status (MANDATORY: return 0 -> no Error)
*
*/
int32_t lis2dw12_usr_offset_y_set(const stmdev_ctx_t *ctx, uint8_t *buff)
{
int32_t ret;
ret = lis2dw12_write_reg(ctx, LIS2DW12_Y_OFS_USR, buff, 1);
return ret;
}
/**
* @brief Accelerometer Y-axis user offset correction expressed in two’s
* complement, weight depends on bit USR_OFF_W. The value must be
* in the range [-127 127].[get]
*
* @param ctx read / write interface definitions
* @param buff buffer that stores data read
* @retval interface status (MANDATORY: return 0 -> no Error)
*
*/
int32_t lis2dw12_usr_offset_y_get(const stmdev_ctx_t *ctx, uint8_t *buff)
{
int32_t ret;
ret = lis2dw12_read_reg(ctx, LIS2DW12_Y_OFS_USR, buff, 1);
return ret;
}
/**
* @brief Accelerometer Z-axis user offset correction expressed in two’s
* complement, weight depends on bit USR_OFF_W. The value must be
* in the range [-127 127].[set]
*
* @param ctx read / write interface definitions
* @param buff buffer that contains data to write
* @retval interface status (MANDATORY: return 0 -> no Error)
*
*/
int32_t lis2dw12_usr_offset_z_set(const stmdev_ctx_t *ctx, uint8_t *buff)
{
int32_t ret;
ret = lis2dw12_write_reg(ctx, LIS2DW12_Z_OFS_USR, buff, 1);
return ret;
}
/**
* @brief Accelerometer Z-axis user offset correction expressed in two’s
* complement, weight depends on bit USR_OFF_W. The value must be
* in the range [-127 127].[get]
*
* @param ctx read / write interface definitions
* @param buff buffer that stores data read
* @retval interface status (MANDATORY: return 0 -> no Error)
*
*/
int32_t lis2dw12_usr_offset_z_get(const stmdev_ctx_t *ctx, uint8_t *buff)
{
int32_t ret;
ret = lis2dw12_read_reg(ctx, LIS2DW12_Z_OFS_USR, buff, 1);
return ret;
}
/**
* @brief Weight of XL user offset bits of registers X_OFS_USR,
* Y_OFS_USR, Z_OFS_USR.[set]
*
* @param ctx read / write interface definitions
* @param val change the values of usr_off_w in
* reg CTRL_REG7
* @retval interface status (MANDATORY: return 0 -> no Error)
*
*/
int32_t lis2dw12_offset_weight_set(const stmdev_ctx_t *ctx,
lis2dw12_usr_off_w_t val)
{
lis2dw12_ctrl_reg7_t reg;
int32_t ret;
ret = lis2dw12_read_reg(ctx, LIS2DW12_CTRL_REG7, (uint8_t *) ®, 1);
if (ret == 0)
{
reg.usr_off_w = (uint8_t) val;
ret = lis2dw12_write_reg(ctx, LIS2DW12_CTRL_REG7, (uint8_t *) ®, 1);
}
return ret;
}
/**
* @brief Weight of XL user offset bits of registers X_OFS_USR,
* Y_OFS_USR, Z_OFS_USR.[get]
*
* @param ctx read / write interface definitions
* @param val Get the values of usr_off_w in reg CTRL_REG7
* @retval interface status (MANDATORY: return 0 -> no Error)
*
*/
int32_t lis2dw12_offset_weight_get(const stmdev_ctx_t *ctx,
lis2dw12_usr_off_w_t *val)
{
lis2dw12_ctrl_reg7_t reg;
int32_t ret;
ret = lis2dw12_read_reg(ctx, LIS2DW12_CTRL_REG7, (uint8_t *) ®, 1);
switch (reg.usr_off_w)
{
case LIS2DW12_LSb_977ug:
*val = LIS2DW12_LSb_977ug;
break;
case LIS2DW12_LSb_15mg6:
*val = LIS2DW12_LSb_15mg6;
break;
default:
*val = LIS2DW12_LSb_977ug;
break;
}
return ret;
}
/**
* @}
*
*/
/**
* @defgroup LIS2DW12_Data_Output
* @brief This section groups all the data output functions.
* @{
*
*/
/**
* @brief Temperature data output register (r). L and H registers
* together express a 16-bit word in two’s complement.[get]
*
* @param ctx read / write interface definitions
* @param val buffer that stores data read
* @retval interface status (MANDATORY: return 0 -> no Error)
*
*/
int32_t lis2dw12_temperature_raw_get(const stmdev_ctx_t *ctx, int16_t *val)
{
uint8_t buff[2];
int32_t ret;
ret = lis2dw12_read_reg(ctx, LIS2DW12_OUT_T_L, buff, 2);
*val = (int16_t)buff[1];
*val = (*val * 256) + (int16_t)buff[0];
return ret;
}
/**
* @brief Linear acceleration output register. The value is expressed as
* a 16-bit word in two’s complement.[get]
*
* @param ctx read / write interface definitions
* @param val buffer that stores data read
* @retval interface status (MANDATORY: return 0 -> no Error)
*
*/
int32_t lis2dw12_acceleration_raw_get(const stmdev_ctx_t *ctx, int16_t *val)
{
uint8_t buff[6];
int32_t ret;
ret = lis2dw12_read_reg(ctx, LIS2DW12_OUT_X_L, buff, 6);
val[0] = (int16_t)buff[1];
val[0] = (val[0] * 256) + (int16_t)buff[0];
val[1] = (int16_t)buff[3];
val[1] = (val[1] * 256) + (int16_t)buff[2];
val[2] = (int16_t)buff[5];
val[2] = (val[2] * 256) + (int16_t)buff[4];
return ret;
}
/**
* @}
*
*/
/**
* @defgroup LIS2DW12_Common
* @brief This section groups common useful functions.
* @{
*
*/
/**
* @brief Device Who am I.[get]
*
* @param ctx read / write interface definitions
* @param buff buffer that stores data read
* @retval interface status (MANDATORY: return 0 -> no Error)
*
*/
int32_t lis2dw12_device_id_get(const stmdev_ctx_t *ctx, uint8_t *buff)
{
int32_t ret;
ret = lis2dw12_read_reg(ctx, LIS2DW12_WHO_AM_I, buff, 1);
return ret;
}
/**
* @brief Register address automatically incremented during multiple byte
* access with a serial interface.[set]
*
* @param ctx read / write interface definitions
* @param val change the values of if_add_inc in reg CTRL2
* @retval interface status (MANDATORY: return 0 -> no Error)
*
*/
int32_t lis2dw12_auto_increment_set(const stmdev_ctx_t *ctx, uint8_t val)
{
lis2dw12_ctrl2_t reg;
int32_t ret;
ret = lis2dw12_read_reg(ctx, LIS2DW12_CTRL2, (uint8_t *) ®, 1);
if (ret == 0)
{
reg.if_add_inc = val;
ret = lis2dw12_write_reg(ctx, LIS2DW12_CTRL2, (uint8_t *) ®, 1);
}
return ret;
}
/**
* @brief Register address automatically incremented during multiple
* byte access with a serial interface.[get]
*
* @param ctx read / write interface definitions
* @param val change the values of if_add_inc in reg CTRL2
* @retval interface status (MANDATORY: return 0 -> no Error)
*
*/
int32_t lis2dw12_auto_increment_get(const stmdev_ctx_t *ctx, uint8_t *val)
{
lis2dw12_ctrl2_t reg;
int32_t ret;
ret = lis2dw12_read_reg(ctx, LIS2DW12_CTRL2, (uint8_t *) ®, 1);
*val = reg.if_add_inc;
return ret;
}
/**
* @brief Software reset. Restore the default values in user registers.[set]
*
* @param ctx read / write interface definitions
* @param val change the values of soft_reset in reg CTRL2
* @retval interface status (MANDATORY: return 0 -> no Error)
*
*/
int32_t lis2dw12_reset_set(const stmdev_ctx_t *ctx, uint8_t val)
{
lis2dw12_ctrl2_t reg;
int32_t ret;
ret = lis2dw12_read_reg(ctx, LIS2DW12_CTRL2, (uint8_t *) ®, 1);
if (ret == 0)
{
reg.soft_reset = val;
ret = lis2dw12_write_reg(ctx, LIS2DW12_CTRL2, (uint8_t *) ®, 1);
}
return ret;
}
/**
* @brief Software reset. Restore the default values in user registers.[get]
*
* @param ctx read / write interface definitions
* @param val change the values of soft_reset in reg CTRL2
* @retval interface status (MANDATORY: return 0 -> no Error)
*
*/
int32_t lis2dw12_reset_get(const stmdev_ctx_t *ctx, uint8_t *val)
{
lis2dw12_ctrl2_t reg;
int32_t ret;
ret = lis2dw12_read_reg(ctx, LIS2DW12_CTRL2, (uint8_t *) ®, 1);
*val = reg.soft_reset;
return ret;
}
/**
* @brief Reboot memory content. Reload the calibration parameters.[set]
*
* @param ctx read / write interface definitions
* @param val change the values of boot in reg CTRL2
* @retval interface status (MANDATORY: return 0 -> no Error)
*
*/
int32_t lis2dw12_boot_set(const stmdev_ctx_t *ctx, uint8_t val)
{
lis2dw12_ctrl2_t reg;
int32_t ret;
ret = lis2dw12_read_reg(ctx, LIS2DW12_CTRL2, (uint8_t *) ®, 1);
if (ret == 0)
{
reg.boot = val;
ret = lis2dw12_write_reg(ctx, LIS2DW12_CTRL2, (uint8_t *) ®, 1);
}
return ret;
}
/**
* @brief Reboot memory content. Reload the calibration parameters.[get]
*
* @param ctx read / write interface definitions
* @param val change the values of boot in reg CTRL2
* @retval interface status (MANDATORY: return 0 -> no Error)
*
*/
int32_t lis2dw12_boot_get(const stmdev_ctx_t *ctx, uint8_t *val)
{
lis2dw12_ctrl2_t reg;
int32_t ret;
ret = lis2dw12_read_reg(ctx, LIS2DW12_CTRL2, (uint8_t *) ®, 1);
*val = reg.boot;
return ret;
}
/**
* @brief Sensor self-test enable.[set]
*
* @param ctx read / write interface definitions
* @param val change the values of st in reg CTRL3
* @retval interface status (MANDATORY: return 0 -> no Error)
*
*/
int32_t lis2dw12_self_test_set(const stmdev_ctx_t *ctx, lis2dw12_st_t val)
{
lis2dw12_ctrl3_t reg;
int32_t ret;
ret = lis2dw12_read_reg(ctx, LIS2DW12_CTRL3, (uint8_t *) ®, 1);
if (ret == 0)
{
reg.st = (uint8_t) val;
ret = lis2dw12_write_reg(ctx, LIS2DW12_CTRL3, (uint8_t *) ®, 1);
}
return ret;