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amiro-lld / drivers / LIS331DLH / v1 / alld_LIS331DLH.h @ 72369edc

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/*
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AMiRo-LLD is a compilation of low-level hardware drivers for the Autonomous Mini Robot (AMiRo) platform.
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Copyright (C) 2016..2019  Thomas Schöpping et al.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program.  If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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 * @file    alld_LIS331DLH.h
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 * @brief   Accelerometer macros and structures.
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 *
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 * @addtogroup lld_accel
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 * @{
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 */
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#ifndef AMIROLLD_LIS331DLH_H
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#define AMIROLLD_LIS331DLH_H
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#include <amiro-lld.h>
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/******************************************************************************/
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/* CONSTANTS                                                                  */
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/******************************************************************************/
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/**
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 * @brief A falling edge indicates an interrupt.
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 */
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#define LIS331DLH_LLD_INT_EDGE  APAL_GPIO_EDGE_FALLING
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/******************************************************************************/
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/* SETTINGS                                                                   */
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/******************************************************************************/
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/******************************************************************************/
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/* CHECKS                                                                     */
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/******************************************************************************/
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/******************************************************************************/
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/* DATA STRUCTURES AND TYPES                                                  */
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/******************************************************************************/
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/**
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 * @brief The LIS331DLH driver struct
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 */
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typedef struct {
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  apalSPIDriver_t* spid;        /**< @brief The SPI Driver */
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} LIS331DLHDriver;
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/**
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 * @brief SPI access modes.
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 */
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typedef enum {
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  LIS331DLH_LLD_SPI_MULT  = 0x40u,
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  LIS331DLH_LLD_SPI_READ  = 0x80u,
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  LIS331DLH_LLD_SPI_WRITE = 0x00u,
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} lis331dlh_lld_SPI_mode_t;
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/**
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 * @brief Registers.
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 */
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typedef enum {
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  LIS331DLH_LLD_REGISTER_WHO_AM_I        = 0x0fu,
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  LIS331DLH_LLD_REGISTER_CTRL_REG1       = 0x20u,
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  LIS331DLH_LLD_REGISTER_CTRL_REG2       = 0x21u,
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  LIS331DLH_LLD_REGISTER_CTRL_REG3       = 0x22u,
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  LIS331DLH_LLD_REGISTER_CTRL_REG4       = 0x23u,
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  LIS331DLH_LLD_REGISTER_CTRL_REG5       = 0x24u,
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  LIS331DLH_LLD_REGISTER_HP_FILTER_RESET = 0x25u,
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  LIS331DLH_LLD_REGISTER_REFERENCE       = 0x26u,
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  LIS331DLH_LLD_REGISTER_STATUS_REG      = 0x27u,
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  LIS331DLH_LLD_REGISTER_OUT_X_L         = 0x28u,
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  LIS331DLH_LLD_REGISTER_OUT_X_H         = 0x29u,
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  LIS331DLH_LLD_REGISTER_OUT_Y_L         = 0x2Au,
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  LIS331DLH_LLD_REGISTER_OUT_Y_H         = 0x2Bu,
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  LIS331DLH_LLD_REGISTER_OUT_Z_L         = 0x2Cu,
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  LIS331DLH_LLD_REGISTER_OUT_Z_H         = 0x2Du,
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  LIS331DLH_LLD_REGISTER_INT1_CFG        = 0x30u,
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  LIS331DLH_LLD_REGISTER_INT1_SOURCE     = 0x31u,
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  LIS331DLH_LLD_REGISTER_INT1_THS        = 0x32u,
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  LIS331DLH_LLD_REGISTER_INT1_DURATION   = 0x33u,
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  LIS331DLH_LLD_REGISTER_INT2_CFG        = 0x34u,
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  LIS331DLH_LLD_REGISTER_INT2_SOURCE     = 0x35u,
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  LIS331DLH_LLD_REGISTER_INT2_THS        = 0x36u,
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  LIS331DLH_LLD_REGISTER_INT2_DURATION   = 0x37u,
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} lis331dlh_lld_register_t;
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/**
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 * @brief WHO_AM_I register constant content.
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 */
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typedef enum {
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  LIS331DLH_LLD_WHO_AM_I = 0x32,
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} lis331dlh_lld_whoami_t;
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/**
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 * @brief Control register 1 flags.
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 */
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typedef enum {
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  LIS331DLH_LLD_PM_OFF          = 0x00u,
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  LIS331DLH_LLD_PM_ODR          = 0x20u,
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  LIS331DLH_LLD_PM_0_5_HZ       = 0x40u,
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  LIS331DLH_LLD_PM_1_HZ         = 0x60u,
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  LIS331DLH_LLD_PM_2_HZ         = 0x80u,
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  LIS331DLH_LLD_PM_5_HZ         = 0xA0u,
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  LIS331DLH_LLD_PM_10_HZ        = 0xC0u,
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  LIS331DLH_LLD_DR_50HZ_37LP    = 0x00u,
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  LIS331DLH_LLD_DR_100HZ_74LP   = 0x08u,
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  LIS331DLH_LLD_DR_400HZ_292LP  = 0x10u,
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  LIS331DLH_LLD_DR_1000HZ_780LP = 0x18u,
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  LIS331DLH_LLD_X_AXIS_ENABLE   = 0x01u,
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  LIS331DLH_LLD_Y_AXIS_ENABLE   = 0x02u,
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  LIS331DLH_LLD_Z_AXIS_ENABLE   = 0x04u,
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} lis331dlh_lld_ctrl_reg1_t;
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/**
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 * @brief Control register 2 flags.
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 */
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typedef enum {
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  LIS331DLH_LLD_REBOOT = 0x80u,
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  LIS331DLH_LLD_HPM_NORMAL0  = 0x00u,
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  LIS331DLH_LLD_HPM_REF      = 0x20u,
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  LIS331DLH_LLD_HPM_NORMAL1  = 0x40u,
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  LIS331DLH_LLD_FDS_BYPASS = 0x00u,
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  LIS331DLH_LLD_FDS_FILTER = 0x10u,
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  LIS331DLH_LLD_HP_EN_INT2  = 0x08u,
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  LIS331DLH_LLD_HP_EN_INT1  = 0x04u,
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  LIS331DLH_LLD_HPCF_8       = 0x00u,
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  LIS331DLH_LLD_HPCF_16      = 0x01u,
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  LIS331DLH_LLD_HPCF_32      = 0x02u,
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  LIS331DLH_LLD_HPCF_64      = 0x03u,
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} lis331dlh_lld_ctrl_reg2_t;
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/**
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 * @brief Control register 3 flags.
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 */
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typedef enum {
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  LIS331DLH_LLD_INT_HIGH     = 0x00u,
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  LIS331DLH_LLD_INT_LOW      = 0x80u,
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  LIS331DLH_LLD_PUSH_PULL    = 0x00u,
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  LIS331DLH_LLD_OPEN_DRAIN   = 0x40u,
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  LIS331DLH_LLD_LIR2_LATCH    = 0x20u,
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  LIS331DLH_LLD_I2_CFG_I2    = 0x00u,
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  LIS331DLH_LLD_I2_CFG_I1_I2 = 0x08u,
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  LIS331DLH_LLD_I2_CFG_DRY   = 0x10u,
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  LIS331DLH_LLD_I2_CFG_BOOT  = 0x18u,
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  LIS331DLH_LLD_LIR1_LATCH    = 0x04u,
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  LIS331DLH_LLD_LIR1_NO_LATCH = 0x00u,
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  LIS331DLH_LLD_I1_CFG_I1    = 0x00u,
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  LIS331DLH_LLD_I1_CFG_I1_I2 = 0x01u,
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  LIS331DLH_LLD_I1_CFG_DRY   = 0x02u,
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  LIS331DLH_LLD_I1_CFG_BOOT  = 0x03u,
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} lis331dlh_lld_ctrl_reg3_t;
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/**
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 * @brief Control register 4 flags.
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 */
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typedef enum {
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  LIS331DLH_LLD_BDU_CONT = 0x00u,
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  LIS331DLH_LLD_BDU_STOP = 0x80u,
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  LIS331DLH_LLD_BLE_LE   = 0x00u,
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  LIS331DLH_LLD_BLE_BE   = 0x40u,
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  LIS331DLH_LLD_FS_2G    = 0x00u,
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  LIS331DLH_LLD_FS_4G    = 0x10u,
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  LIS331DLH_LLD_FS_8G    = 0x30u,
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  LIS331DLH_LLD_STSIGN_POS = 0x00u,
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  LIS331DLH_LLD_STSIGN_NEG = 0x08u,
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  LIS331DLH_LLD_ST_DISABLE = 0x00u,
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  LIS331DLH_LLD_ST_ENABLE  = 0x02u,
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  LIS331DLH_LLD_SIM_4WI    = 0x00u,
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  LIS331DLH_LLD_SIM_3WI    = 0x01u,
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} lis331dlh_lld_ctrl_reg4_t;
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/**
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 * @brief Control register 5 flags.
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 */
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typedef enum {
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  LIS331DLH_LLD_SLEEP_TO_WAKE_OFF = 0x00u,
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  LIS331DLH_LLD_SLEEP_TO_WAKE_ON  = 0x03u,
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} lis331dlh_lld_ctrl_reg5_t;
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/**
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 * @brief Axis enum.
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 */
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typedef enum {
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  LIS331DLH_LLD_X_AXIS = 0,
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  LIS331DLH_LLD_Y_AXIS = 1,
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  LIS331DLH_LLD_Z_AXIS = 2,
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} lis331dlh_lld_axis_t;
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/**
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 * @brief Interrupt enum.
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 */
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typedef enum {
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  LIS331DLH_LLD_INT1 = 0x01,
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  LIS331DLH_LLD_INT2 = 0x02,
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} lis331dlh_lld_int_t;
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/**
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 * @brief Config register struct.
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 */
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typedef union {
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  uint8_t data[5];
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  struct {
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    uint8_t ctrl_reg1;
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    uint8_t ctrl_reg2;
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    uint8_t ctrl_reg3;
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    uint8_t ctrl_reg4;
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    uint8_t ctrl_reg5;
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  } registers;
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} lis331dlh_lld_cfg_t;
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/**
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 * @brief Interrupt config register flags.
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 */
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typedef enum {
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  LIS331DLH_LLD_INT_CFG_X_LOW_ENABLE  = 0x01,
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  LIS331DLH_LLD_INT_CFG_X_HIGH_ENABLE = 0x02,
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  LIS331DLH_LLD_INT_CFG_Y_LOW_ENABLE  = 0x04,
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  LIS331DLH_LLD_INT_CFG_Y_HIGH_ENABLE = 0x08,
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  LIS331DLH_LLD_INT_CFG_Z_LOW_ENABLE  = 0x10,
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  LIS331DLH_LLD_INT_CFG_Z_HIGH_ENABLE = 0x20,
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  LIS331DLH_LLD_INT_CFG_D6            = 0x40,
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  LIS331DLH_LLD_INT_CFG_AOI           = 0x80,
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} lis331dlh_lld_int_cfg_reg_t;
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/**
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 * @brief Status register flags.
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 */
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typedef enum {
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  LIS331DLH_LLD_STATUS_ZYXOR = 0x01,
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  LIS331DLH_LLD_STATUS_Z_OR  = 0x02,
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  LIS331DLH_LLD_STATUS_Y_OR  = 0x04,
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  LIS331DLH_LLD_STATUS_X_OR  = 0x08,
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  LIS331DLH_LLD_STATUS_ZYXDA = 0x10,
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  LIS331DLH_LLD_STATUS_Z_DA  = 0x20,
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  LIS331DLH_LLD_STATUS_Y_DA  = 0x40,
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  LIS331DLH_LLD_STATUS_X_DA  = 0x80,
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} lis331dlh_lld_status_t;
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/**
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 * @brief Interrupt config struct.
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 */
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typedef struct {
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  uint8_t cfg_reg;
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  uint8_t threshold;
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  uint8_t duration;
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} lis331dlh_lld_int_cfg_t;
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/******************************************************************************/
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/* MACROS                                                                     */
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/******************************************************************************/
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/******************************************************************************/
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/* EXTERN DECLARATIONS                                                        */
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/******************************************************************************/
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#ifdef __cplusplus
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extern "C" {
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#endif
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  apalExitStatus_t lis331dlh_lld_read_register(const LIS331DLHDriver* const lisd, const lis331dlh_lld_register_t regaddr, uint8_t *data, const uint8_t length);
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  apalExitStatus_t lis331dlh_lld_write_register(const LIS331DLHDriver* const lisd, const lis331dlh_lld_register_t regaddr, const uint8_t *data, const uint8_t length);
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  apalExitStatus_t lis331dlh_lld_reset_hp_filter(const LIS331DLHDriver* const lisd);
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  apalExitStatus_t lis331dlh_lld_read_all_data(const LIS331DLHDriver* const lisd, int16_t *data, const lis331dlh_lld_cfg_t *cfg);
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  apalExitStatus_t lis331dlh_lld_read_data(const LIS331DLHDriver* const lisd, int16_t *data, const lis331dlh_lld_axis_t axis, const lis331dlh_lld_cfg_t *cfg);
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  apalExitStatus_t lis331dlh_lld_read_config(const LIS331DLHDriver* const lisd, lis331dlh_lld_cfg_t *cfg);
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  apalExitStatus_t lis331dlh_lld_write_config(const LIS331DLHDriver* const lisd, const lis331dlh_lld_cfg_t *cfg);
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  apalExitStatus_t lis331dlh_lld_read_int_config(const LIS331DLHDriver* const lisd, lis331dlh_lld_int_cfg_t *cfg, const lis331dlh_lld_int_t interrupt);
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  apalExitStatus_t lis331dlh_lld_write_int_config(const LIS331DLHDriver* const lisd, const lis331dlh_lld_int_cfg_t *cfg, const lis331dlh_lld_int_t interrupt);
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  apalExitStatus_t lis331dlh_lld_read_status_register(const LIS331DLHDriver* const lisd, uint8_t *status);
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#ifdef __cplusplus
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}
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#endif
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/******************************************************************************/
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/* INLINE FUNCTIONS                                                           */
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/******************************************************************************/
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#endif /* AMIROLLD_LIS331DLH_H */
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/** @} */
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