/* ChibiOS - Copyright (C) 2016..2019 Rocco Marco Guglielmi This file is part of ChibiOS. ChibiOS 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. ChibiOS 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 . */ /** * @file lis3dsh.h * @brief LIS3DSH MEMS interface module header. * * @addtogroup LIS3DSH * @ingroup EX_ST * @{ */ #ifndef _LIS3DSH_H_ #define _LIS3DSH_H_ #include "ex_accelerometer.h" /*===========================================================================*/ /* Driver constants. */ /*===========================================================================*/ /** * @name Version identification * @{ */ /** * @brief LIS3DSH driver version string. */ #define EX_LIS3DSH_VERSION "1.1.3" /** * @brief LIS3DSH driver version major number. */ #define EX_LIS3DSH_MAJOR 1 /** * @brief LIS3DSH driver version minor number. */ #define EX_LIS3DSH_MINOR 1 /** * @brief LIS3DSH driver version patch number. */ #define EX_LIS3DSH_PATCH 3 /** @} */ /** * @brief LIS3DSH accelerometer subsystem characteristics. * @note Sensitivity is expressed as milli-G/LSB whereas * 1 milli-G = 0.00980665 m/s^2. * @note Bias is expressed as milli-G. * * @{ */ #define LIS3DSH_ACC_NUMBER_OF_AXES 3U #define LIS3DSH_ACC_2G 2.0f #define LIS3DSH_ACC_4G 4.0f #define LIS3DSH_ACC_6G 6.0f #define LIS3DSH_ACC_8G 8.0f #define LIS3DSH_ACC_16G 16.0f #define LIS3DSH_ACC_SENS_2G 0.06f #define LIS3DSH_ACC_SENS_4G 0.12f #define LIS3DSH_ACC_SENS_6G 0.18f #define LIS3DSH_ACC_SENS_8G 0.24f #define LIS3DSH_ACC_SENS_16G 0.73f #define LIS3DSH_ACC_BIAS 0.0f /** @} */ /** * @name LIS3DSH communication interfaces related bit masks * @{ */ #define LIS3DSH_DI_MASK 0xFF #define LIS3DSH_DI(n) (1 << n) #define LIS3DSH_AD_MASK 0x3F #define LIS3DSH_AD(n) (1 << n) #define LIS3DSH_MS (1 << 6) #define LIS3DSH_RW (1 << 7) /** @} */ /** * @name LIS3DSH register addresses * @{ */ #define LIS3DSH_AD_OUT_T 0x0C #define LIS3DSH_AD_INFO1 0x0D #define LIS3DSH_AD_INFO2 0x0E #define LIS3DSH_AD_WHO_AM_I 0x0F #define LIS3DSH_AD_OFF_X 0x10 #define LIS3DSH_AD_OFF_Y 0x11 #define LIS3DSH_AD_OFF_Z 0x12 #define LIS3DSH_AD_CS_X 0x13 #define LIS3DSH_AD_CS_Y 0x14 #define LIS3DSH_AD_CS_Z 0x15 #define LIS3DSH_AD_LC_L 0x16 #define LIS3DSH_AD_LC_H 0x17 #define LIS3DSH_AD_STAT 0x18 #define LIS3DSH_AD_PEAK1 0x19 #define LIS3DSH_AD_PEAK2 0x1A #define LIS3DSH_AD_VFC_1 0x1B #define LIS3DSH_AD_VFC_2 0x1C #define LIS3DSH_AD_VFC_3 0x1D #define LIS3DSH_AD_VFC_4 0x1E #define LIS3DSH_AD_THRS3 0x1F #define LIS3DSH_AD_CTRL_REG4 0x20 #define LIS3DSH_AD_CTRL_REG1 0x21 #define LIS3DSH_AD_CTRL_REG2 0x22 #define LIS3DSH_AD_CTRL_REG3 0x23 #define LIS3DSH_AD_CTRL_REG5 0x24 #define LIS3DSH_AD_CTRL_REG6 0x25 #define LIS3DSH_AD_STATUS 0x27 #define LIS3DSH_AD_OUT_X_L 0x28 #define LIS3DSH_AD_OUT_X_H 0x29 #define LIS3DSH_AD_OUT_Y_L 0x2A #define LIS3DSH_AD_OUT_Y_H 0x2B #define LIS3DSH_AD_OUT_Z_L 0x2C #define LIS3DSH_AD_OUT_Z_H 0x2D #define LIS3DSH_AD_FIFO_CTRL 0x2E #define LIS3DSH_AD_FIFO_SRC 0x2F #define LIS3DSH_AD_ST1_0 0x40 #define LIS3DSH_AD_ST1_1 0x41 #define LIS3DSH_AD_ST1_2 0x42 #define LIS3DSH_AD_ST1_3 0x43 #define LIS3DSH_AD_ST1_4 0x44 #define LIS3DSH_AD_ST1_5 0x45 #define LIS3DSH_AD_ST1_6 0x46 #define LIS3DSH_AD_ST1_7 0x47 #define LIS3DSH_AD_ST1_8 0x48 #define LIS3DSH_AD_ST1_9 0x49 #define LIS3DSH_AD_ST1_A 0x4A #define LIS3DSH_AD_ST1_B 0x4B #define LIS3DSH_AD_ST1_C 0x4C #define LIS3DSH_AD_ST1_D 0x4D #define LIS3DSH_AD_ST1_E 0x4E #define LIS3DSH_AD_ST1_F 0x4F #define LIS3DSH_AD_TIM4_1 0x50 #define LIS3DSH_AD_TIM3_1 0x51 #define LIS3DSH_AD_TIM2_1_L 0x52 #define LIS3DSH_AD_TIM2_1_H 0x53 #define LIS3DSH_AD_TIM1_1_L 0x54 #define LIS3DSH_AD_TIM1_1_H 0x55 #define LIS3DSH_AD_THRS2_1 0x56 #define LIS3DSH_AD_THRS1_1 0x57 #define LIS3DSH_AD_MASK1_B 0x59 #define LIS3DSH_AD_MASK1_A 0x5A #define LIS3DSH_AD_SETT1 0x5B #define LIS3DSH_AD_PR1 0x5C #define LIS3DSH_AD_TC1_L 0x5D #define LIS3DSH_AD_TC1_H 0x5E #define LIS3DSH_AD_OUTS1 0x5F #define LIS3DSH_AD_ST2_0 0x60 #define LIS3DSH_AD_ST2_1 0x61 #define LIS3DSH_AD_ST2_2 0x62 #define LIS3DSH_AD_ST2_3 0x63 #define LIS3DSH_AD_ST2_4 0x64 #define LIS3DSH_AD_ST2_5 0x65 #define LIS3DSH_AD_ST2_6 0x66 #define LIS3DSH_AD_ST2_7 0x67 #define LIS3DSH_AD_ST2_8 0x68 #define LIS3DSH_AD_ST2_9 0x69 #define LIS3DSH_AD_ST2_A 0x6A #define LIS3DSH_AD_ST2_B 0x6B #define LIS3DSH_AD_ST2_C 0x6C #define LIS3DSH_AD_ST2_D 0x6D #define LIS3DSH_AD_ST2_E 0x6E #define LIS3DSH_AD_ST2_F 0x6F #define LIS3DSH_AD_TIM4_2 0x70 #define LIS3DSH_AD_TIM3_2 0x71 #define LIS3DSH_AD_TIM2_2_L 0x72 #define LIS3DSH_AD_TIM2_2_H 0x73 #define LIS3DSH_AD_TIM1_2_L 0x74 #define LIS3DSH_AD_TIM1_2_H 0x75 #define LIS3DSH_AD_THRS2_2 0x76 #define LIS3DSH_AD_THRS1_2 0x77 #define LIS3DSH_AD_DES2 0x78 #define LIS3DSH_AD_MASK2_B 0x79 #define LIS3DSH_AD_MASK2_A 0x7A #define LIS3DSH_AD_SETT2 0x7B #define LIS3DSH_AD_PR2 0x7C #define LIS3DSH_AD_TC2_L 0x7D #define LIS3DSH_AD_TC2_H 0x7E #define LIS3DSH_AD_OUTS2 0x7F /** @} */ /** * @name LIS3DSH_CTRL_REG1 register bits definitions * @{ */ #define LIS3DSH_CTRL_REG1_MASK 0xE9 #define LIS3DSH_CTRL_REG1_SM1_EN (1 << 0) #define LIS3DSH_CTRL_REG1_SM1_PIN (1 << 3) #define LIS3DSH_CTRL_REG1_HYST0_1 (1 << 5) #define LIS3DSH_CTRL_REG1_HYST1_1 (1 << 6) #define LIS3DSH_CTRL_REG1_HYST2_1 (1 << 7) /** @} */ /** * @name LIS3DSH_CTRL_REG2 register bits definitions * @{ */ #define LIS3DSH_CTRL_REG2_MASK 0xE9 #define LIS3DSH_CTRL_REG2_SM2_EN (1 << 0) #define LIS3DSH_CTRL_REG2_SM2_PIN (1 << 3) #define LIS3DSH_CTRL_REG2_HYST0_2 (1 << 5) #define LIS3DSH_CTRL_REG2_HYST1_2 (1 << 6) #define LIS3DSH_CTRL_REG2_HYST2_2 (1 << 7) /** @} */ /** * @name LIS3DSH_CTRL_REG3 register bits definitions * @{ */ #define LIS3DSH_CTRL_REG3_MASK 0xFF #define LIS3DSH_CTRL_REG3_STRT (1 << 0) #define LIS3DSH_CTRL_REG3_VFILT (1 << 2) #define LIS3DSH_CTRL_REG3_INT1_EN (1 << 3) #define LIS3DSH_CTRL_REG3_INT2_EN (1 << 4) #define LIS3DSH_CTRL_REG3_IEL (1 << 5) #define LIS3DSH_CTRL_REG3_IEA (1 << 6) #define LIS3DSH_CTRL_REG3_DR_EN (1 << 7) /** @} */ /** * @name LIS3DSH_CTRL_REG4 register bits definitions * @{ */ #define LIS3DSH_CTRL_REG4_MASK 0xFF #define LIS3DSH_CTRL_REG4_XEN (1 << 0) #define LIS3DSH_CTRL_REG4_YEN (1 << 1) #define LIS3DSH_CTRL_REG4_ZEN (1 << 2) #define LIS3DSH_CTRL_REG4_BDU (1 << 3) #define LIS3DSH_CTRL_REG4_ODR_0 (1 << 4) #define LIS3DSH_CTRL_REG4_ODR_1 (1 << 5) #define LIS3DSH_CTRL_REG4_ODR_2 (1 << 6) #define LIS3DSH_CTRL_REG4_ODR_3 (1 << 7) /** @} */ /** * @name LIS3DSH_CTRL_REG5 register bits definitions * @{ */ #define LIS3DSH_CTRL_REG5_MASK 0xFF #define LIS3DSH_CTRL_REG5_SIM (1 << 0) #define LIS3DSH_CTRL_REG5_ST1 (1 << 1) #define LIS3DSH_CTRL_REG5_ST2 (1 << 2) #define LIS3DSH_CTRL_REG5_FS_MASK 0x38 #define LIS3DSH_CTRL_REG5_FS0 (1 << 3) #define LIS3DSH_CTRL_REG5_FS1 (1 << 4) #define LIS3DSH_CTRL_REG5_FS2 (1 << 5) #define LIS3DSH_CTRL_REG5_BW1 (1 << 6) #define LIS3DSH_CTRL_REG5_BW2 (1 << 7) /** @} */ /** * @name LIS3DSH_CTRL_REG6 register bits definitions * @{ */ #define LIS3DSH_CTRL_REG6_MASK 0xFF #define LIS3DSH_CTRL_REG6_P2_BOOT (1 << 0) #define LIS3DSH_CTRL_REG6_P1_OVRUN (1 << 1) #define LIS3DSH_CTRL_REG6_P1_WTM (1 << 2) #define LIS3DSH_CTRL_REG6_P1_EMPTY (1 << 3) #define LIS3DSH_CTRL_REG6_ADD_INC (1 << 4) #define LIS3DSH_CTRL_REG6_WTM_EN (1 << 5) #define LIS3DSH_CTRL_REG6_FIFO_EN (1 << 6) #define LIS3DSH_CTRL_REG6_BOOT (1 << 7) /** @} */ /*===========================================================================*/ /* Driver pre-compile time settings. */ /*===========================================================================*/ /** * @name Configuration options * @{ */ /** * @brief LIS3DSH SPI interface switch. * @details If set to @p TRUE the support for SPI is included. * @note The default is @p TRUE. */ #if !defined(LIS3DSH_USE_SPI) || defined(__DOXYGEN__) #define LIS3DSH_USE_SPI TRUE #endif /** * @brief LIS3DSH shared SPI switch. * @details If set to @p TRUE the device acquires SPI bus ownership * on each transaction. * @note The default is @p FALSE. Requires SPI_USE_MUTUAL_EXCLUSION. */ #if !defined(LIS3DSH_SHARED_SPI) || defined(__DOXYGEN__) #define LIS3DSH_SHARED_SPI FALSE #endif /** * @brief LIS3DSH I2C interface switch. * @details If set to @p TRUE the support for I2C is included. * @note The default is @p FALSE. */ #if !defined(LIS3DSH_USE_I2C) || defined(__DOXYGEN__) #define LIS3DSH_USE_I2C FALSE #endif /** * @brief LIS3DSH shared I2C switch. * @details If set to @p TRUE the device acquires I2C bus ownership * on each transaction. * @note The default is @p FALSE. Requires I2C_USE_MUTUAL_EXCLUSION. */ #if !defined(LIS3DSH_SHARED_I2C) || defined(__DOXYGEN__) #define LIS3DSH_SHARED_I2C FALSE #endif /** * @brief LIS3DSH advanced configurations switch. * @details If set to @p TRUE more configurations are available. * @note The default is @p FALSE. */ #if !defined(LIS3DSH_USE_ADVANCED) || defined(__DOXYGEN__) #define LIS3DSH_USE_ADVANCED FALSE #endif /** @} */ /*===========================================================================*/ /* Derived constants and error checks. */ /*===========================================================================*/ #if !(LIS3DSH_USE_SPI ^ LIS3DSH_USE_I2C) #error "LIS3DSH_USE_SPI and LIS3DSH_USE_I2C cannot be both true or both false" #endif #if LIS3DSH_USE_SPI && !HAL_USE_SPI #error "LIS3DSH_USE_SPI requires HAL_USE_SPI" #endif #if LIS3DSH_SHARED_SPI && !SPI_USE_MUTUAL_EXCLUSION #error "LIS3DSH_SHARED_SPI requires SPI_USE_MUTUAL_EXCLUSION" #endif #if LIS3DSH_USE_I2C && !HAL_USE_I2C #error "LIS3DSH_USE_I2C requires HAL_USE_I2C" #endif #if LIS3DSH_SHARED_I2C && !I2C_USE_MUTUAL_EXCLUSION #error "LIS3DSH_SHARED_I2C requires I2C_USE_MUTUAL_EXCLUSION" #endif /* * CHTODO: Add support for LIS3DSH over I2C. */ #if LIS3DSH_USE_I2C #error "LIS3DSH over I2C still not supported" #endif /*===========================================================================*/ /* Driver data structures and types. */ /*===========================================================================*/ /** * @name LIS3DSH data structures and types * @{ */ /** * @brief Structure representing a LIS3DSH driver. */ typedef struct LIS3DSHDriver LIS3DSHDriver; /** * @brief LIS3DSH full scale. */ typedef enum { LIS3DSH_ACC_FS_2G = 0x00, /**< Full scale �2g. */ LIS3DSH_ACC_FS_4G = 0x08, /**< Full scale �4g. */ LIS3DSH_ACC_FS_6G = 0x10, /**< Full scale �6g. */ LIS3DSH_ACC_FS_8G = 0x18, /**< Full scale �8g. */ LIS3DSH_ACC_FS_16G = 0x20 /**< Full scale �16g. */ }lis3dsh_acc_fs_t; /** * @brief LIS3DSH output data rate. */ typedef enum { LIS3DSH_ACC_ODR_PD = 0x00, /**< ODR 100 Hz. */ LIS3DSH_ACC_ODR_3_125HZ = 0x10, /**< ODR 3.125 Hz. */ LIS3DSH_ACC_ODR_6_25HZ = 0x20, /**< ODR 6.25 Hz. */ LIS3DSH_ACC_ODR_12_5HZ = 0x30, /**< ODR 12.5 Hz. */ LIS3DSH_ACC_ODR_25HZ = 0x40, /**< ODR 25 Hz. */ LIS3DSH_ACC_ODR_50HZ = 0x50, /**< ODR 50 Hz. */ LIS3DSH_ACC_ODR_100HZ = 0x60, /**< ODR 100 Hz. */ LIS3DSH_ACC_ODR_400HZ = 0x70, /**< ODR 400 Hz. */ LIS3DSH_ACC_ODR_800HZ = 0x80, /**< ODR 800 Hz. */ LIS3DSH_ACC_ODR_1600HZ = 0x90 /**< ODR 1600 Hz. */ }lis3dsh_acc_odr_t; /** * @brief LIS3DSH anti-aliasing bandwidth. */ typedef enum { LIS3DSH_ACC_BW_800HZ = 0x00, /**< AA filter BW 800Hz. */ LIS3DSH_ACC_BW_200HZ = 0x40, /**< AA filter BW 200Hz. */ LIS3DSH_ACC_BW_400HZ = 0x80, /**< AA filter BW 400Hz. */ LIS3DSH_ACC_BW_50HZ = 0xC0 /**< AA filter BW 50Hz. */ }lis3dsh_acc_bw_t; /** * @brief LIS3DSH block data update. */ typedef enum { LIS3DSH_ACC_BDU_CONTINUOUS = 0x00,/**< Block data continuously updated. */ LIS3DSH_ACC_BDU_BLOCKED = 0x80 /**< Block data updated after reading. */ } lis3dsh_acc_bdu_t; /** * @brief Driver state machine possible states. */ typedef enum { LIS3DSH_UNINIT = 0, /**< Not initialized. */ LIS3DSH_STOP = 1, /**< Stopped. */ LIS3DSH_READY = 2, /**< Ready. */ } lis3dsh_state_t; /** * @brief LIS3DSH configuration structure. */ typedef struct { #if (LIS3DSH_USE_SPI) || defined(__DOXYGEN__) /** * @brief SPI driver associated to this LIS3DSH. */ SPIDriver *spip; /** * @brief SPI configuration associated to this LIS3DSH. */ const SPIConfig *spicfg; #endif /* LIS3DSH_USE_SPI */ #if (LIS3DSH_USE_I2C) || defined(__DOXYGEN__) /** * @brief I2C driver associated to this LIS3DSH. */ I2CDriver *i2cp; /** * @brief I2C configuration associated to this LIS3DSH. */ const I2CConfig *i2ccfg; #endif /* LIS3DSH_USE_I2C */ /** * @brief LIS3DSH accelerometer subsystem initial sensitivity. */ float *accsensitivity; /** * @brief LIS3DSH accelerometer subsystem initial bias. */ float *accbias; /** * @brief LIS3DSH accelerometer subsystem initial full scale. */ lis3dsh_acc_fs_t accfullscale; /** * @brief LIS3DSH output data rate selection. */ lis3dsh_acc_odr_t accodr; #if LIS3DSH_USE_ADVANCED || defined(__DOXYGEN__) /** * @brief LIS3DSH anti-aliasing bandwidth. */ lis3dsh_acc_bw_t accantialiasing; /** * @brief LIS3DSH block data update. */ lis3dsh_acc_bdu_t accbdu; #endif } LIS3DSHConfig; /** * @brief @p LIS3DSH specific methods. */ #define _lis3dsh_methods_alone \ /* Change full scale value of LIS3DSH accelerometer subsystem.*/ \ msg_t (*acc_set_full_scale)(LIS3DSHDriver *devp, lis3dsh_acc_fs_t fs); /** * @brief @p LIS3DSH specific methods with inherited ones. */ #define _lis3dsh_methods \ _base_object_methods \ _lis3dsh_methods_alone /** * @extends BaseObjectVMT * * @brief @p LIS3DSH virtual methods table. */ struct LIS3DSHVMT { _lis3dsh_methods }; /** * @brief @p LIS3DSHDriver specific data. */ #define _lis3dsh_data \ _base_sensor_data \ /* Driver state.*/ \ lis3dsh_state_t state; \ /* Current configuration data.*/ \ const LIS3DSHConfig *config; \ /* Accelerometer subsystem axes number.*/ \ size_t accaxes; \ /* Accelerometer subsystem current sensitivity.*/ \ float accsensitivity[LIS3DSH_ACC_NUMBER_OF_AXES]; \ /* Accelerometer subsystem current bias .*/ \ float accbias[LIS3DSH_ACC_NUMBER_OF_AXES]; \ /* Accelerometer subsystem current full scale value.*/ \ float accfullscale; /** * @brief LIS3DSH 3-axis accelerometer class. */ struct LIS3DSHDriver { /** @brief Virtual Methods Table.*/ const struct LIS3DSHVMT *vmt; /** @brief Base accelerometer interface.*/ BaseAccelerometer acc_if; _lis3dsh_data }; /** @} */ /*===========================================================================*/ /* Driver macros. */ /*===========================================================================*/ /** * @brief Return the number of axes of the BaseAccelerometer. * * @param[in] devp pointer to @p LIS3DSHDriver. * * @return the number of axes. * * @api */ #define lis3dshAccelerometerGetAxesNumber(devp) \ accelerometerGetAxesNumber(&((devp)->acc_if)) /** * @brief Retrieves raw data from the BaseAccelerometer. * @note This data is retrieved from MEMS register without any algebraical * manipulation. * @note The axes array must be at least the same size of the * BaseAccelerometer axes number. * * @param[in] devp pointer to @p LIS3DSHDriver. * @param[out] axes a buffer which would be filled with raw data. * * @return The operation status. * @retval MSG_OK if the function succeeded. * @retval MSG_RESET if one or more I2C errors occurred, the errors can * be retrieved using @p i2cGetErrors(). * @retval MSG_TIMEOUT if a timeout occurred before operation end. * * @api */ #define lis3dshAccelerometerReadRaw(devp, axes) \ accelerometerReadRaw(&((devp)->acc_if), axes) /** * @brief Retrieves cooked data from the BaseAccelerometer. * @note This data is manipulated according to the formula * cooked = (raw * sensitivity) - bias. * @note Final data is expressed as milli-G. * @note The axes array must be at least the same size of the * BaseAccelerometer axes number. * * @param[in] devp pointer to @p LIS3DSHDriver. * @param[out] axes a buffer which would be filled with cooked data. * * @return The operation status. * @retval MSG_OK if the function succeeded. * @retval MSG_RESET if one or more I2C errors occurred, the errors can * be retrieved using @p i2cGetErrors(). * @retval MSG_TIMEOUT if a timeout occurred before operation end. * * @api */ #define lis3dshAccelerometerReadCooked(devp, axes) \ accelerometerReadCooked(&((devp)->acc_if), axes) /** * @brief Set bias values for the BaseAccelerometer. * @note Bias must be expressed as milli-G. * @note The bias buffer must be at least the same size of the * BaseAccelerometer axes number. * * @param[in] devp pointer to @p LIS3DSHDriver. * @param[in] bp a buffer which contains biases. * * @return The operation status. * @retval MSG_OK if the function succeeded. * * @api */ #define lis3dshAccelerometerSetBias(devp, bp) \ accelerometerSetBias(&((devp)->acc_if), bp) /** * @brief Reset bias values for the BaseAccelerometer. * @note Default biases value are obtained from device datasheet when * available otherwise they are considered zero. * * @param[in] devp pointer to @p LIS3DSHDriver. * * @return The operation status. * @retval MSG_OK if the function succeeded. * * @api */ #define lis3dshAccelerometerResetBias(devp) \ accelerometerResetBias(&((devp)->acc_if)) /** * @brief Set sensitivity values for the BaseAccelerometer. * @note Sensitivity must be expressed as milli-G/LSB. * @note The sensitivity buffer must be at least the same size of the * BaseAccelerometer axes number. * * @param[in] devp pointer to @p LIS3DSHDriver. * @param[in] sp a buffer which contains sensitivities. * * @return The operation status. * @retval MSG_OK if the function succeeded. * * @api */ #define lis3dshAccelerometerSetSensitivity(devp, sp) \ accelerometerSetSensitivity(&((devp)->acc_if), sp) /** * @brief Reset sensitivity values for the BaseAccelerometer. * @note Default sensitivities value are obtained from device datasheet. * * @param[in] devp pointer to @p LIS3DSHDriver. * * @return The operation status. * @retval MSG_OK if the function succeeded. * @retval MSG_RESET otherwise. * * @api */ #define lis3dshAccelerometerResetSensitivity(devp) \ accelerometerResetSensitivity(&((devp)->acc_if)) /** * @brief Changes the LIS3DSHDriver accelerometer fullscale value. * @note This function also rescale sensitivities and biases based on * previous and next fullscale value. * @note A recalibration is highly suggested after calling this function. * * @param[in] devp pointer to @p LIS3DSHDriver. * @param[in] fs new fullscale value. * * @return The operation status. * @retval MSG_OK if the function succeeded. * @retval MSG_RESET otherwise. * * @api */ #define lis3dshAccelerometerSetFullScale(devp, fs) \ (devp)->vmt->acc_set_full_scale(devp, fs) /*===========================================================================*/ /* External declarations. */ /*===========================================================================*/ #ifdef __cplusplus extern "C" { #endif void lis3dshObjectInit(LIS3DSHDriver *devp); void lis3dshStart(LIS3DSHDriver *devp, const LIS3DSHConfig *config); void lis3dshStop(LIS3DSHDriver *devp); #ifdef __cplusplus } #endif #endif /* _LIS3DSH_H_ */ /** @} */