Detailed Description

Collaboration diagram for ADXL355:

ADXL355 data structures and types
enum	adxl355_acc_fs_t { ADXL355_ACC_FS_2G = 0x01 , ADXL355_ACC_FS_4G = 0x02 , ADXL355_ACC_FS_8G = 0x03 }
	ADXL355 full scale. More...
enum	adxl355_acc_odr_t { ADXL355_ACC_ODR_4000HZ = 0x00 , ADXL355_ACC_ODR_2000HZ = 0x01 , ADXL355_ACC_ODR_1000HZ = 0x02 , ADXL355_ACC_ODR_500HZ = 0x03 , ADXL355_ACC_ODR_250HZ = 0x04 , ADXL355_ACC_ODR_125HZ = 0x06 , ADXL355_ACC_ODR_62P5HZ = 0x06 , ADXL355_ACC_ODR_31P25HZ = 0x07 , ADXL355_ACC_ODR_15P625HZ = 0x08 , ADXL355_ACC_ODR_7P913HZ = 0x09 , ADXL355_ACC_ODR_3P906HZ = 0x0A }
	ADXL355 output data rate. More...
enum	adxl355_acc_hp_t { ADXL355_ACC_HP_DISABLED = 0x00 , ADXL355_ACC_HP_LEV_1 = 0x10 , ADXL355_ACC_HP_LEV_2 = 0x20 , ADXL355_ACC_HP_LEV_3 = 0x30 , ADXL355_ACC_HP_LEV_4 = 0x40 , ADXL355_ACC_HP_LEV_5 = 0x50 , ADXL355_ACC_HP_LEV_6 = 0x60 }
	ADXL355 HP filter. More...
enum	adxl355_state_t { ADXL355_UNINIT = 0 , ADXL355_STOP = 1 , ADXL355_READY = 2 }
	Driver state machine possible states. More...
typedef struct ADXL355Driver	ADXL355Driver
	Structure representing a ADXL355 driver.
#define	_adxl355_methods_alone
	`ADXL355` specific methods.
#define	_adxl355_methods
	`ADXL355` specific methods with inherited ones.
#define	_adxl355_data
	`ADXL355Driver` specific data.

Version identification
#define	EX_ADXL355_VERSION "1.1.0"
	ADXL355 driver version string.
#define	EX_ADXL355_MAJOR 1
	ADXL355 driver version major number.
#define	EX_ADXL355_MINOR 1
	ADXL355 driver version minor number.
#define	EX_ADXL355_PATCH 0
	ADXL355 driver version patch number.
#define	ADXL355_ACC_NUMBER_OF_AXES 3U
	ADXL355 accelerometer subsystem characteristics.
#define	ADXL355_ACC_2G 2.048f
#define	ADXL355_ACC_4G 4.096f
#define	ADXL355_ACC_8G 8.0192f
#define	ADXL355_ACC_SENS_2G 0.003906f
#define	ADXL355_ACC_SENS_4G 0.007813f
#define	ADXL355_ACC_SENS_8G 0.015625f
#define	ADXL355_ACC_BIAS 0.0f

ADXL355 communication interfaces related bit masks
#define	ADXL355_DI_MASK 0xFF
#define	ADXL355_DI(n)
#define	ADXL355_AD_MASK 0xFE
#define	ADXL355_RW (1 << 0)
#define	ADXL355_AD(n)

ADXL355 register addresses
#define	ADXL355_AD_DEVID_AD 0x00
#define	ADXL355_AD_DEVID_MST 0x01
#define	ADXL355_AD_PARTID 0x02
#define	ADXL355_AD_REVID 0x03
#define	ADXL355_AD_STATUS 0x04
#define	ADXL355_AD_FIFO_ENTRIES 0x05
#define	ADXL355_AD_TEMP2 0x06
#define	ADXL355_AD_TEMP1 0x07
#define	ADXL355_AD_XDATA3 0x08
#define	ADXL355_AD_XDATA2 0x09
#define	ADXL355_AD_XDATA1 0x0A
#define	ADXL355_AD_YDATA3 0x0B
#define	ADXL355_AD_YDATA2 0x0C
#define	ADXL355_AD_YDATA1 0x0D
#define	ADXL355_AD_ZDATA3 0x0E
#define	ADXL355_AD_ZDATA2 0x0F
#define	ADXL355_AD_ZDATA1 0x10
#define	ADXL355_AD_FIFO_DATA 0x11
#define	ADXL355_AD_OFFSET_X_H 0x1E
#define	ADXL355_AD_OFFSET_X_L 0x1F
#define	ADXL355_AD_OFFSET_Y_H 0x20
#define	ADXL355_AD_OFFSET_Y_L 0x21
#define	ADXL355_AD_OFFSET_Z_H 0x22
#define	ADXL355_AD_OFFSET_Z_L 0x23
#define	ADXL355_AD_ACT_EN 0x24
#define	ADXL355_AD_ACT_THRES_L 0x25
#define	ADXL355_AD_ACT_THRES_H 0x26
#define	ADXL355_AD_ACT_COUNTER 0x27
#define	ADXL355_AD_FILTER 0x28
#define	ADXL355_AD_FIFO_SAMPLES 0x29
#define	ADXL355_AD_INT_MAP 0x2A
#define	ADXL355_AD_SYNC 0x2B
#define	ADXL355_AD_RANGE 0x2C
#define	ADXL355_AD_POWER_CTL 0x2D
#define	ADXL355_AD_SELF_TEST 0x2E
#define	ADXL355_AD_RESET 0x2F

ADXL355 Device Identifier
#define	ADXL355_DEVID_MST 0x1D

ADXL355_FILTER register bits definitions
#define	ADXL355_FILTER_MASK 0x7F
#define	ADXL355_FILTER_ORD_LPF_0 (1 << 0)
#define	ADXL355_FILTER_ORD_LPF_1 (1 << 1)
#define	ADXL355_FILTER_ORD_LPF_2 (1 << 2)
#define	ADXL355_FILTER_ORD_LPF_3 (1 << 3)
#define	ADXL355_FILTER_HPF_CORNER_0 (1 << 4)
#define	ADXL355_FILTER_HPF_CORNER_1 (1 << 5)
#define	ADXL355_FILTER_HPF_CORNER_2 (1 << 6)

ADXL355_FIFO_SAMPLES register bits definitions
#define	ADXL355_FIFO_SAMPLES_MASK 0x7F
#define	ADXL355_FIFO_SAMPLES_BIT_0 (1 << 0)
#define	ADXL355_FIFO_SAMPLES_BIT_1 (1 << 1)
#define	ADXL355_FIFO_SAMPLES_BIT_2 (1 << 2)
#define	ADXL355_FIFO_SAMPLES_BIT_3 (1 << 3)
#define	ADXL355_FIFO_SAMPLES_BIT_4 (1 << 4)
#define	ADXL355_FIFO_SAMPLES_BIT_5 (1 << 5)
#define	ADXL355_FIFO_SAMPLES_BIT_6 (1 << 6)

ADXL355_INT_MAP register bits definitions
#define	ADXL355_INT_MAP_MASK 0xFF
#define	ADXL355_INT_MAP_RDY_EN1 (1 << 0)
#define	ADXL355_INT_MAP_FULL_EN1 (1 << 1)
#define	ADXL355_INT_MAP_OVR_EN1 (1 << 2)
#define	ADXL355_INT_MAP_ACT_EN1 (1 << 3)
#define	ADXL355_INT_MAP_RDY_EN2 (1 << 4)
#define	ADXL355_INT_MAP_FULL_EN2 (1 << 5)
#define	ADXL355_INT_MAP_OVR_EN2 (1 << 6)
#define	ADXL355_INT_MAP_ACT_EN2 (1 << 7)

ADXL355_SYNC register bits definitions
#define	ADXL355_SYNC_MASK 0x07
#define	ADXL355_SYNC_EXT_SYNC_0 (1 << 0)
#define	ADXL355_SYNC_EXT_SYNC_1 (1 << 1)
#define	ADXL355_SYNC_EXT_CLK (1 << 2)

ADXL355_RANGE register bits definitions
#define	ADXL355_RANGE_MASK 0xC3
#define	ADXL355_RANGE_RANGE_MASK 0x03
#define	ADXL355_RANGE_RANGE_1 (1 << 1)
#define	ADXL355_RANGE_RANGE_1 (1 << 1)
#define	ADXL355_RANGE_RANGE_0 (1 << 0)
#define	ADXL355_RANGE_INT_POL (1 << 6)
#define	ADXL355_RANGE_I2C_HS (1 << 7)

ADXL355_POWER_CTL register bits definitions
#define	ADXL355_POWER_CTL_MASK 0x07
#define	ADXL355_POWER_CTL_STANDBY (1 << 0)
#define	ADXL355_POWER_CTL_TEMP_OFF (1 << 1)
#define	ADXL355_POWER_CTL_DRDY_OFF (1 << 2)

ADXL355_SELT_TEST register bits definitions
#define	ADXL355_SELF_TEST_MASK 0x03
#define	ADXL355_SELF_TEST_ST1 (1 << 0)
#define	ADXL355_SELF_TEST_ST2 (1 << 1)

Configuration options
#define	ADXL355_USE_SPI TRUE
	ADXL355 SPI interface switch.
#define	ADXL355_SHARED_SPI FALSE
	ADXL355 shared SPI switch.
#define	ADXL355_USE_I2C FALSE
	ADXL355 I2C interface switch.
#define	ADXL355_SHARED_I2C FALSE
	ADXL355 shared I2C switch.
#define	ADXL355_USE_ADVANCED FALSE
	ADXL355 advanced configurations switch.
#define	ADXL355_COMM_BUFF_SIZE 32
	ADXL355 internal communication buffer sizes.

Data Structures
struct	ADXL355Config
	ADXL355 configuration structure. More...
struct	ADXL355VMT
	`ADXL355` virtual methods table. More...
struct	ADXL355Driver
	ADXL355 3-axis accelerometer class. More...

Macros
#define	adxl355AccelerometerGetAxesNumber(devp)
	Return the number of axes of the BaseAccelerometer.
#define	adxl355AccelerometerReadRaw(devp, axes)
	Retrieves raw data from the BaseAccelerometer.
#define	adxl355AccelerometerReadCooked(devp, axes)
	Retrieves cooked data from the BaseAccelerometer.
#define	adxl355AccelerometerSetBias(devp, bp)
	Set bias values for the BaseAccelerometer.
#define	adxl355AccelerometerResetBias(devp)
	Reset bias values for the BaseAccelerometer.
#define	adxl355AccelerometerSetSensitivity(devp, sp)
	Set sensitivity values for the BaseAccelerometer.
#define	adxl355AccelerometerResetSensitivity(devp)
	Reset sensitivity values for the BaseAccelerometer.
#define	adxl355AccelerometerSetFullScale(devp, fs)
	Changes the ADXL355Driver accelerometer fullscale value.

Functions
static size_t	acc_get_axes_number (void *ip)
	Return the number of axes of the BaseAccelerometer.
static msg_t	acc_read_raw (void *ip, int32_t axes[])
	Retrieves raw data from the BaseAccelerometer.
static msg_t	acc_read_cooked (void *ip, float axes[])
	Retrieves cooked data from the BaseAccelerometer.
static msg_t	acc_set_bias (void ip, float bp)
	Set bias values for the BaseAccelerometer.
static msg_t	acc_reset_bias (void *ip)
	Reset bias values for the BaseAccelerometer.
static msg_t	acc_set_sensivity (void ip, float sp)
	Set sensitivity values for the BaseAccelerometer.
static msg_t	acc_reset_sensivity (void *ip)
	Reset sensitivity values for the BaseAccelerometer.
static msg_t	acc_set_full_scale (ADXL355Driver *devp, adxl355_acc_fs_t fs)
	Changes the ADXL355Driver accelerometer fullscale value.
void	adxl355SPIReadRegister (ADXL355Driver devp, uint8_t reg, size_t n, uint8_t b)
	Reads a generic register value using SPI.
void	adxl355SPIWriteRegister (ADXL355Driver devp, uint8_t reg, size_t n, uint8_t b)
	Writes a value into a generic register using SPI.
void	adxl355ObjectInit (ADXL355Driver devp, uint8_t txbp, uint8_t *rxbp)
	Initializes an instance.
void	adxl355Start (ADXL355Driver devp, const ADXL355Config config)
	Configures and activates ADXL355 Complex Driver peripheral.
void	adxl355Stop (ADXL355Driver *devp)
	Deactivates the ADXL355 Complex Driver peripheral.

Variables
static const struct ADXL355VMT	vmt_device
static const struct BaseAccelerometerVMT	vmt_accelerometer

Macro Definition Documentation

◆ EX_ADXL355_VERSION

#define EX_ADXL355_VERSION "1.1.0"

ADXL355 driver version string.

Definition at line 46 of file adxl355.h.

◆ EX_ADXL355_MAJOR

#define EX_ADXL355_MAJOR 1

ADXL355 driver version major number.

Definition at line 51 of file adxl355.h.

◆ EX_ADXL355_MINOR

#define EX_ADXL355_MINOR 1

ADXL355 driver version minor number.

Definition at line 56 of file adxl355.h.

◆ EX_ADXL355_PATCH

#define EX_ADXL355_PATCH 0

ADXL355 driver version patch number.

Definition at line 61 of file adxl355.h.

◆ ADXL355_ACC_NUMBER_OF_AXES

#define ADXL355_ACC_NUMBER_OF_AXES 3U

ADXL355 accelerometer subsystem characteristics.

Note: Sensitivity is expressed as milli-G/LSB whereas 1 milli-G = 0.00980665 m/s^2.; Bias is expressed as milli-G.

Definition at line 72 of file adxl355.h.

Referenced by acc_get_axes_number(), acc_read_cooked(), acc_read_raw(), acc_reset_bias(), acc_reset_sensivity(), acc_set_bias(), acc_set_full_scale(), acc_set_sensivity(), adxl355ObjectInit(), and adxl355Start().

◆ ADXL355_ACC_2G

#define ADXL355_ACC_2G 2.048f

Definition at line 74 of file adxl355.h.

Referenced by acc_set_full_scale(), and adxl355Start().

◆ ADXL355_ACC_4G

#define ADXL355_ACC_4G 4.096f

Definition at line 75 of file adxl355.h.

Referenced by acc_set_full_scale(), and adxl355Start().

◆ ADXL355_ACC_8G

#define ADXL355_ACC_8G 8.0192f

Definition at line 76 of file adxl355.h.

Referenced by acc_set_full_scale(), and adxl355Start().

◆ ADXL355_ACC_SENS_2G

#define ADXL355_ACC_SENS_2G 0.003906f

Definition at line 78 of file adxl355.h.

Referenced by acc_reset_sensivity(), and adxl355Start().

◆ ADXL355_ACC_SENS_4G

#define ADXL355_ACC_SENS_4G 0.007813f

Definition at line 79 of file adxl355.h.

Referenced by acc_reset_sensivity(), and adxl355Start().

◆ ADXL355_ACC_SENS_8G

#define ADXL355_ACC_SENS_8G 0.015625f

Definition at line 80 of file adxl355.h.

Referenced by acc_reset_sensivity(), and adxl355Start().

◆ ADXL355_ACC_BIAS

#define ADXL355_ACC_BIAS 0.0f

Definition at line 82 of file adxl355.h.

Referenced by acc_reset_bias(), and adxl355Start().

◆ ADXL355_DI_MASK

#define ADXL355_DI_MASK 0xFF

Definition at line 89 of file adxl355.h.

◆ ADXL355_DI

#define ADXL355_DI ( n )

Value:

(1 << n)

Definition at line 90 of file adxl355.h.

◆ ADXL355_AD_MASK

#define ADXL355_AD_MASK 0xFE

Definition at line 91 of file adxl355.h.

◆ ADXL355_RW

#define ADXL355_RW (1 << 0)

Definition at line 92 of file adxl355.h.

Referenced by adxl355SPIReadRegister().

◆ ADXL355_AD

#define ADXL355_AD ( n )

Value:

(1 << (n + 1))

Definition at line 93 of file adxl355.h.

◆ ADXL355_AD_DEVID_AD

#define ADXL355_AD_DEVID_AD 0x00

Definition at line 100 of file adxl355.h.

◆ ADXL355_AD_DEVID_MST

#define ADXL355_AD_DEVID_MST 0x01

Definition at line 101 of file adxl355.h.

Referenced by adxl355Start().

◆ ADXL355_AD_PARTID

#define ADXL355_AD_PARTID 0x02

Definition at line 102 of file adxl355.h.

◆ ADXL355_AD_REVID

#define ADXL355_AD_REVID 0x03

Definition at line 103 of file adxl355.h.

◆ ADXL355_AD_STATUS

#define ADXL355_AD_STATUS 0x04

Definition at line 104 of file adxl355.h.

◆ ADXL355_AD_FIFO_ENTRIES

#define ADXL355_AD_FIFO_ENTRIES 0x05

Definition at line 105 of file adxl355.h.

◆ ADXL355_AD_TEMP2

#define ADXL355_AD_TEMP2 0x06

Definition at line 106 of file adxl355.h.

◆ ADXL355_AD_TEMP1

#define ADXL355_AD_TEMP1 0x07

Definition at line 107 of file adxl355.h.

◆ ADXL355_AD_XDATA3

#define ADXL355_AD_XDATA3 0x08

Definition at line 108 of file adxl355.h.

Referenced by acc_read_raw().

◆ ADXL355_AD_XDATA2

#define ADXL355_AD_XDATA2 0x09

Definition at line 109 of file adxl355.h.

◆ ADXL355_AD_XDATA1

#define ADXL355_AD_XDATA1 0x0A

Definition at line 110 of file adxl355.h.

◆ ADXL355_AD_YDATA3

#define ADXL355_AD_YDATA3 0x0B

Definition at line 111 of file adxl355.h.

◆ ADXL355_AD_YDATA2

#define ADXL355_AD_YDATA2 0x0C

Definition at line 112 of file adxl355.h.

◆ ADXL355_AD_YDATA1

#define ADXL355_AD_YDATA1 0x0D

Definition at line 113 of file adxl355.h.

◆ ADXL355_AD_ZDATA3

#define ADXL355_AD_ZDATA3 0x0E

Definition at line 114 of file adxl355.h.

◆ ADXL355_AD_ZDATA2

#define ADXL355_AD_ZDATA2 0x0F

Definition at line 115 of file adxl355.h.

◆ ADXL355_AD_ZDATA1

#define ADXL355_AD_ZDATA1 0x10

Definition at line 116 of file adxl355.h.

◆ ADXL355_AD_FIFO_DATA

#define ADXL355_AD_FIFO_DATA 0x11

Definition at line 117 of file adxl355.h.

◆ ADXL355_AD_OFFSET_X_H

#define ADXL355_AD_OFFSET_X_H 0x1E

Definition at line 118 of file adxl355.h.

◆ ADXL355_AD_OFFSET_X_L

#define ADXL355_AD_OFFSET_X_L 0x1F

Definition at line 119 of file adxl355.h.

◆ ADXL355_AD_OFFSET_Y_H

#define ADXL355_AD_OFFSET_Y_H 0x20

Definition at line 120 of file adxl355.h.

◆ ADXL355_AD_OFFSET_Y_L

#define ADXL355_AD_OFFSET_Y_L 0x21

Definition at line 121 of file adxl355.h.

◆ ADXL355_AD_OFFSET_Z_H

#define ADXL355_AD_OFFSET_Z_H 0x22

Definition at line 122 of file adxl355.h.

◆ ADXL355_AD_OFFSET_Z_L

#define ADXL355_AD_OFFSET_Z_L 0x23

Definition at line 123 of file adxl355.h.

◆ ADXL355_AD_ACT_EN

#define ADXL355_AD_ACT_EN 0x24

Definition at line 124 of file adxl355.h.

◆ ADXL355_AD_ACT_THRES_L

#define ADXL355_AD_ACT_THRES_L 0x25

Definition at line 125 of file adxl355.h.

◆ ADXL355_AD_ACT_THRES_H

#define ADXL355_AD_ACT_THRES_H 0x26

Definition at line 126 of file adxl355.h.

◆ ADXL355_AD_ACT_COUNTER

#define ADXL355_AD_ACT_COUNTER 0x27

Definition at line 127 of file adxl355.h.

◆ ADXL355_AD_FILTER

#define ADXL355_AD_FILTER 0x28

Definition at line 128 of file adxl355.h.

Referenced by adxl355Start().

◆ ADXL355_AD_FIFO_SAMPLES

#define ADXL355_AD_FIFO_SAMPLES 0x29

Definition at line 129 of file adxl355.h.

◆ ADXL355_AD_INT_MAP

#define ADXL355_AD_INT_MAP 0x2A

Definition at line 130 of file adxl355.h.

◆ ADXL355_AD_SYNC

#define ADXL355_AD_SYNC 0x2B

Definition at line 131 of file adxl355.h.

◆ ADXL355_AD_RANGE

#define ADXL355_AD_RANGE 0x2C

Definition at line 132 of file adxl355.h.

Referenced by acc_set_full_scale(), and adxl355Start().

◆ ADXL355_AD_POWER_CTL

#define ADXL355_AD_POWER_CTL 0x2D

Definition at line 133 of file adxl355.h.

Referenced by adxl355Start(), and adxl355Stop().

◆ ADXL355_AD_SELF_TEST

#define ADXL355_AD_SELF_TEST 0x2E

Definition at line 134 of file adxl355.h.

◆ ADXL355_AD_RESET

#define ADXL355_AD_RESET 0x2F

Definition at line 135 of file adxl355.h.

◆ ADXL355_DEVID_MST

#define ADXL355_DEVID_MST 0x1D

Definition at line 142 of file adxl355.h.

Referenced by adxl355Start().

◆ ADXL355_FILTER_MASK

#define ADXL355_FILTER_MASK 0x7F

Definition at line 149 of file adxl355.h.

◆ ADXL355_FILTER_ORD_LPF_0

#define ADXL355_FILTER_ORD_LPF_0 (1 << 0)

Definition at line 150 of file adxl355.h.

◆ ADXL355_FILTER_ORD_LPF_1

#define ADXL355_FILTER_ORD_LPF_1 (1 << 1)

Definition at line 151 of file adxl355.h.

◆ ADXL355_FILTER_ORD_LPF_2

#define ADXL355_FILTER_ORD_LPF_2 (1 << 2)

Definition at line 152 of file adxl355.h.

◆ ADXL355_FILTER_ORD_LPF_3

#define ADXL355_FILTER_ORD_LPF_3 (1 << 3)

Definition at line 153 of file adxl355.h.

◆ ADXL355_FILTER_HPF_CORNER_0

#define ADXL355_FILTER_HPF_CORNER_0 (1 << 4)

Definition at line 154 of file adxl355.h.

◆ ADXL355_FILTER_HPF_CORNER_1

#define ADXL355_FILTER_HPF_CORNER_1 (1 << 5)

Definition at line 155 of file adxl355.h.

◆ ADXL355_FILTER_HPF_CORNER_2

#define ADXL355_FILTER_HPF_CORNER_2 (1 << 6)

Definition at line 156 of file adxl355.h.

◆ ADXL355_FIFO_SAMPLES_MASK

#define ADXL355_FIFO_SAMPLES_MASK 0x7F

Definition at line 163 of file adxl355.h.

◆ ADXL355_FIFO_SAMPLES_BIT_0

#define ADXL355_FIFO_SAMPLES_BIT_0 (1 << 0)

Definition at line 164 of file adxl355.h.

◆ ADXL355_FIFO_SAMPLES_BIT_1

#define ADXL355_FIFO_SAMPLES_BIT_1 (1 << 1)

Definition at line 165 of file adxl355.h.

◆ ADXL355_FIFO_SAMPLES_BIT_2

#define ADXL355_FIFO_SAMPLES_BIT_2 (1 << 2)

Definition at line 166 of file adxl355.h.

◆ ADXL355_FIFO_SAMPLES_BIT_3

#define ADXL355_FIFO_SAMPLES_BIT_3 (1 << 3)

Definition at line 167 of file adxl355.h.

◆ ADXL355_FIFO_SAMPLES_BIT_4

#define ADXL355_FIFO_SAMPLES_BIT_4 (1 << 4)

Definition at line 168 of file adxl355.h.

◆ ADXL355_FIFO_SAMPLES_BIT_5

#define ADXL355_FIFO_SAMPLES_BIT_5 (1 << 5)

Definition at line 169 of file adxl355.h.

◆ ADXL355_FIFO_SAMPLES_BIT_6

#define ADXL355_FIFO_SAMPLES_BIT_6 (1 << 6)

Definition at line 170 of file adxl355.h.

◆ ADXL355_INT_MAP_MASK

#define ADXL355_INT_MAP_MASK 0xFF

Definition at line 177 of file adxl355.h.

◆ ADXL355_INT_MAP_RDY_EN1

#define ADXL355_INT_MAP_RDY_EN1 (1 << 0)

Definition at line 178 of file adxl355.h.

◆ ADXL355_INT_MAP_FULL_EN1

#define ADXL355_INT_MAP_FULL_EN1 (1 << 1)

Definition at line 179 of file adxl355.h.

◆ ADXL355_INT_MAP_OVR_EN1

#define ADXL355_INT_MAP_OVR_EN1 (1 << 2)

Definition at line 180 of file adxl355.h.

◆ ADXL355_INT_MAP_ACT_EN1

#define ADXL355_INT_MAP_ACT_EN1 (1 << 3)

Definition at line 181 of file adxl355.h.

◆ ADXL355_INT_MAP_RDY_EN2

#define ADXL355_INT_MAP_RDY_EN2 (1 << 4)

Definition at line 182 of file adxl355.h.

◆ ADXL355_INT_MAP_FULL_EN2

#define ADXL355_INT_MAP_FULL_EN2 (1 << 5)

Definition at line 183 of file adxl355.h.

◆ ADXL355_INT_MAP_OVR_EN2

#define ADXL355_INT_MAP_OVR_EN2 (1 << 6)

Definition at line 184 of file adxl355.h.

◆ ADXL355_INT_MAP_ACT_EN2

#define ADXL355_INT_MAP_ACT_EN2 (1 << 7)

Definition at line 185 of file adxl355.h.

◆ ADXL355_SYNC_MASK

#define ADXL355_SYNC_MASK 0x07

Definition at line 192 of file adxl355.h.

◆ ADXL355_SYNC_EXT_SYNC_0

#define ADXL355_SYNC_EXT_SYNC_0 (1 << 0)

Definition at line 193 of file adxl355.h.

◆ ADXL355_SYNC_EXT_SYNC_1

#define ADXL355_SYNC_EXT_SYNC_1 (1 << 1)

Definition at line 194 of file adxl355.h.

◆ ADXL355_SYNC_EXT_CLK

#define ADXL355_SYNC_EXT_CLK (1 << 2)

Definition at line 195 of file adxl355.h.

◆ ADXL355_RANGE_MASK

#define ADXL355_RANGE_MASK 0xC3

Definition at line 202 of file adxl355.h.

◆ ADXL355_RANGE_RANGE_MASK

#define ADXL355_RANGE_RANGE_MASK 0x03

Definition at line 203 of file adxl355.h.

Referenced by acc_set_full_scale().

◆ ADXL355_RANGE_RANGE_1 [1/2]

#define ADXL355_RANGE_RANGE_1 (1 << 1)

Definition at line 204 of file adxl355.h.

◆ ADXL355_RANGE_RANGE_1 [2/2]

#define ADXL355_RANGE_RANGE_1 (1 << 1)

Definition at line 204 of file adxl355.h.

◆ ADXL355_RANGE_RANGE_0

#define ADXL355_RANGE_RANGE_0 (1 << 0)

Definition at line 205 of file adxl355.h.

◆ ADXL355_RANGE_INT_POL

#define ADXL355_RANGE_INT_POL (1 << 6)

Definition at line 207 of file adxl355.h.

◆ ADXL355_RANGE_I2C_HS

#define ADXL355_RANGE_I2C_HS (1 << 7)

Definition at line 208 of file adxl355.h.

Referenced by adxl355Start().

◆ ADXL355_POWER_CTL_MASK

#define ADXL355_POWER_CTL_MASK 0x07

Definition at line 215 of file adxl355.h.

◆ ADXL355_POWER_CTL_STANDBY

#define ADXL355_POWER_CTL_STANDBY (1 << 0)

Definition at line 216 of file adxl355.h.

◆ ADXL355_POWER_CTL_TEMP_OFF

#define ADXL355_POWER_CTL_TEMP_OFF (1 << 1)

Definition at line 217 of file adxl355.h.

◆ ADXL355_POWER_CTL_DRDY_OFF

#define ADXL355_POWER_CTL_DRDY_OFF (1 << 2)

Definition at line 218 of file adxl355.h.

◆ ADXL355_SELF_TEST_MASK

#define ADXL355_SELF_TEST_MASK 0x03

Definition at line 225 of file adxl355.h.

◆ ADXL355_SELF_TEST_ST1

#define ADXL355_SELF_TEST_ST1 (1 << 0)

Definition at line 226 of file adxl355.h.

◆ ADXL355_SELF_TEST_ST2

#define ADXL355_SELF_TEST_ST2 (1 << 1)

Definition at line 227 of file adxl355.h.

◆ ADXL355_USE_SPI

#define ADXL355_USE_SPI TRUE

ADXL355 SPI interface switch.

If set to TRUE the support for SPI is included.

Note: The default is TRUE.

Definition at line 244 of file adxl355.h.

◆ ADXL355_SHARED_SPI

#define ADXL355_SHARED_SPI FALSE

ADXL355 shared SPI switch.

If set to TRUE the device acquires SPI bus ownership on each transaction.

Note: The default is FALSE. Requires SPI_USE_MUTUAL_EXCLUSION.

Definition at line 254 of file adxl355.h.

◆ ADXL355_USE_I2C

#define ADXL355_USE_I2C FALSE

ADXL355 I2C interface switch.

If set to TRUE the support for I2C is included.

Note: The default is FALSE.

Definition at line 263 of file adxl355.h.

◆ ADXL355_SHARED_I2C

#define ADXL355_SHARED_I2C FALSE

ADXL355 shared I2C switch.

If set to TRUE the device acquires I2C bus ownership on each transaction.

Note: The default is FALSE. Requires I2C_USE_MUTUAL_EXCLUSION.

Definition at line 273 of file adxl355.h.

◆ ADXL355_USE_ADVANCED

#define ADXL355_USE_ADVANCED FALSE

ADXL355 advanced configurations switch.

If set to TRUE more configurations are available.

Note: The default is FALSE.

Definition at line 282 of file adxl355.h.

◆ ADXL355_COMM_BUFF_SIZE

#define ADXL355_COMM_BUFF_SIZE 32

ADXL355 internal communication buffer sizes.

Definition at line 289 of file adxl355.h.

Referenced by adxl355SPIReadRegister(), and adxl355SPIWriteRegister().

◆ _adxl355_methods_alone

#define _adxl355_methods_alone

Value:

/* Change full scale value of ADXL355 accelerometer subsystem.*/ \

msg_t (*acc_set_full_scale)(ADXL355Driver *devp, adxl355_acc_fs_t fs);

acc_set_full_scale

static msg_t acc_set_full_scale(ADXL355Driver *devp, adxl355_acc_fs_t fs)

Changes the ADXL355Driver accelerometer fullscale value.

Definition adxl355.c:301

adxl355_acc_fs_t

ADXL355 full scale.

Definition adxl355.h:340

ADXL355Driver

ADXL355 3-axis accelerometer class.

Definition adxl355.h:483

ADXL355 specific methods.

Definition at line 437 of file adxl355.h.

◆ _adxl355_methods

#define _adxl355_methods

Value:

_base_object_methods \

_adxl355_methods_alone

ADXL355 specific methods with inherited ones.

Definition at line 445 of file adxl355.h.

◆ _adxl355_data

#define _adxl355_data

Value:

  _base_sensor_data                                                         \
  /* Driver state.*/                                                        \
  adxl355_state_t           state;                                          \
  /* Current configuration data.*/                                          \
  const ADXL355Config       *config;                                        \
  /* Accelerometer subsystem axes number.*/                                 \
  size_t                    accaxes;                                        \
  /* Accelerometer subsystem current sensitivity.*/                         \
  float                     accsensitivity[ADXL355_ACC_NUMBER_OF_AXES];     \
  /* Accelerometer subsystem current bias .*/                               \
  float                     accbias[ADXL355_ACC_NUMBER_OF_AXES];            \
  /* Accelerometer subsystem current full scale value.*/                    \
  float                     accfullscale;                                   \
  /* Accelerometer communication tx buffer pointer.*/                       \
  uint8_t*                  commtxp;                                        \
  /* Accelerometer communication rx buffer pointer.*/                       \
  uint8_t*                  commrxp;

ADXL355Driver specific data.

Definition at line 461 of file adxl355.h.

◆ adxl355AccelerometerGetAxesNumber

#define adxl355AccelerometerGetAxesNumber ( devp )

Value:

accelerometerGetAxesNumber(&((devp)->acc_if))

accelerometerGetAxesNumber

#define accelerometerGetAxesNumber(ip)

Accelerometer get axes number.

Definition ex_accelerometer.h:107

Return the number of axes of the BaseAccelerometer.

Parameters

[in] devp pointer to ADXL355Driver.

Returns: the number of axes.

Function Class:: Normal API, this function can be invoked by regular system threads but not from within a lock zone.

Definition at line 505 of file adxl355.h.

◆ adxl355AccelerometerReadRaw

#define adxl355AccelerometerReadRaw	(		devp,
			axes )

Value:

accelerometerReadRaw(&((devp)->acc_if), axes)

accelerometerReadRaw

#define accelerometerReadRaw(ip, dp)

Accelerometer read raw data.

Definition ex_accelerometer.h:122

Retrieves raw data from the BaseAccelerometer.

Note: This data is retrieved from MEMS register without any algebraical manipulation.; The axes array must be at least the same size of the BaseAccelerometer axes number.

Parameters

[in]	devp	pointer to `ADXL355Driver`.
[out]	axes	a buffer which would be filled with raw data.

Returns: The operation status.

Return values

MSG_OK	if the function succeeded.
MSG_RESET	if one or more I2C errors occurred, the errors can be retrieved using `i2cGetErrors()`.
MSG_TIMEOUT	if a timeout occurred before operation end.

Function Class:: Normal API, this function can be invoked by regular system threads but not from within a lock zone.

Definition at line 526 of file adxl355.h.

◆ adxl355AccelerometerReadCooked

#define adxl355AccelerometerReadCooked	(		devp,
			axes )

Value:

accelerometerReadCooked(&((devp)->acc_if), axes)

accelerometerReadCooked

#define accelerometerReadCooked(ip, dp)

Accelerometer read cooked data.

Definition ex_accelerometer.h:137

Retrieves cooked data from the BaseAccelerometer.

Note: This data is manipulated according to the formula cooked = (raw * sensitivity) - bias.; Final data is expressed as milli-G.; The axes array must be at least the same size of the BaseAccelerometer axes number.

Parameters

[in]	devp	pointer to `ADXL355Driver`.
[out]	axes	a buffer which would be filled with cooked data.

Returns: The operation status.

Return values

MSG_OK	if the function succeeded.
MSG_RESET	if one or more I2C errors occurred, the errors can be retrieved using `i2cGetErrors()`.
MSG_TIMEOUT	if a timeout occurred before operation end.

Function Class:: Normal API, this function can be invoked by regular system threads but not from within a lock zone.

Definition at line 548 of file adxl355.h.

◆ adxl355AccelerometerSetBias

#define adxl355AccelerometerSetBias	(		devp,
			bp )

Value:

accelerometerSetBias(&((devp)->acc_if), bp)

accelerometerSetBias

#define accelerometerSetBias(ip, bp)

Updates accelerometer bias data from received buffer.

Definition ex_accelerometer.h:155

Set bias values for the BaseAccelerometer.

Note: Bias must be expressed as milli-G.; The bias buffer must be at least the same size of the BaseAccelerometer axes number.

Parameters

[in]	devp	pointer to `ADXL355Driver`.
[in]	bp	a buffer which contains biases.

Returns: The operation status.

Return values

MSG_OK if the function succeeded.

Function Class:: Normal API, this function can be invoked by regular system threads but not from within a lock zone.

Definition at line 565 of file adxl355.h.

◆ adxl355AccelerometerResetBias

#define adxl355AccelerometerResetBias ( devp )

Value:

accelerometerResetBias(&((devp)->acc_if))

accelerometerResetBias

#define accelerometerResetBias(ip)

Reset accelerometer bias data restoring it to zero.

Definition ex_accelerometer.h:169

Reset bias values for the BaseAccelerometer.

Note: Default biases value are obtained from device datasheet when available otherwise they are considered zero.

Parameters

[in] devp pointer to ADXL355Driver.

Returns: The operation status.

Return values

MSG_OK if the function succeeded.

Function Class:: Normal API, this function can be invoked by regular system threads but not from within a lock zone.

Definition at line 580 of file adxl355.h.

◆ adxl355AccelerometerSetSensitivity

#define adxl355AccelerometerSetSensitivity	(		devp,
			sp )

Value:

accelerometerSetSensitivity(&((devp)->acc_if), sp)

accelerometerSetSensitivity

#define accelerometerSetSensitivity(ip, sp)

Updates accelerometer sensitivity data from received buffer.

Definition ex_accelerometer.h:186

Set sensitivity values for the BaseAccelerometer.

Note: Sensitivity must be expressed as milli-G/LSB.; The sensitivity buffer must be at least the same size of the BaseAccelerometer axes number.

Parameters

[in]	devp	pointer to `ADXL355Driver`.
[in]	sp	a buffer which contains sensitivities.

Returns: The operation status.

Return values

MSG_OK if the function succeeded.

Function Class:: Normal API, this function can be invoked by regular system threads but not from within a lock zone.

Definition at line 597 of file adxl355.h.

◆ adxl355AccelerometerResetSensitivity

#define adxl355AccelerometerResetSensitivity ( devp )

Value:

accelerometerResetSensitivity(&((devp)->acc_if))

accelerometerResetSensitivity

#define accelerometerResetSensitivity(ip)

Reset accelerometer sensitivity data restoring it to its typical value.

Definition ex_accelerometer.h:201

Reset sensitivity values for the BaseAccelerometer.

Note: Default sensitivities value are obtained from device datasheet.

Parameters

[in] devp pointer to ADXL355Driver.

Returns: The operation status.

Return values

MSG_OK	if the function succeeded.
MSG_RESET	otherwise.

Function Class:: Normal API, this function can be invoked by regular system threads but not from within a lock zone.

Definition at line 612 of file adxl355.h.

◆ adxl355AccelerometerSetFullScale

#define adxl355AccelerometerSetFullScale	(		devp,
			fs )

Value:

(devp)->vmt->acc_set_full_scale(devp, fs)

vmt

static const struct EFlashDriverVMT vmt

Definition hal_efl.c:71

Changes the ADXL355Driver accelerometer fullscale value.

Note: This function also rescale sensitivities and biases based on previous and next fullscale value.; A recalibration is highly suggested after calling this function.

Parameters

[in]	devp	pointer to `ADXL355Driver`.
[in]	fs	new fullscale value.

Returns: The operation status.

Return values

MSG_OK	if the function succeeded.
MSG_RESET	otherwise.

Function Class:: Normal API, this function can be invoked by regular system threads but not from within a lock zone.

Definition at line 630 of file adxl355.h.

Typedef Documentation

◆ ADXL355Driver

typedef struct ADXL355Driver ADXL355Driver

Structure representing a ADXL355 driver.

Definition at line 335 of file adxl355.h.

Enumeration Type Documentation

◆ adxl355_acc_fs_t

enum adxl355_acc_fs_t

ADXL355 full scale.

Enumerator
ADXL355_ACC_FS_2G	Full scale ±2g.
ADXL355_ACC_FS_4G	Full scale ±4g.
ADXL355_ACC_FS_8G	Full scale ±8g.

Definition at line 340 of file adxl355.h.

◆ adxl355_acc_odr_t

enum adxl355_acc_odr_t

ADXL355 output data rate.

Enumerator
ADXL355_ACC_ODR_4000HZ	ODR 4000 Hz, LP cut-off ODR/4.
ADXL355_ACC_ODR_2000HZ	ODR 2000 Hz, LP cut-off ODR/4.
ADXL355_ACC_ODR_1000HZ	ODR 1000 Hz, LP cut-off ODR/4.
ADXL355_ACC_ODR_500HZ	ODR 500 Hz, LP cut-off ODR/4.
ADXL355_ACC_ODR_250HZ	ODR 250 Hz, LP cut-off ODR/4.
ADXL355_ACC_ODR_125HZ	ODR 125 Hz, LP cut-off ODR/4.
ADXL355_ACC_ODR_62P5HZ	ODR 62.5 Hz, LP cut-off ODR/4.
ADXL355_ACC_ODR_31P25HZ	ODR 31.25 Hz, LP cut-off ODR/4.
ADXL355_ACC_ODR_15P625HZ	ODR 15.625 Hz, LP cut-off ODR/4.
ADXL355_ACC_ODR_7P913HZ	ODR 7.913 Hz, LP cut-off ODR/4.
ADXL355_ACC_ODR_3P906HZ	ODR 3.906 Hz, LP cut-off ODR/4.

Definition at line 349 of file adxl355.h.

◆ adxl355_acc_hp_t

enum adxl355_acc_hp_t

ADXL355 HP filter.

Enumerator
ADXL355_ACC_HP_DISABLED	HP disabled.
ADXL355_ACC_HP_LEV_1	HP cut-off 247 x 10^-3 x ODR.
ADXL355_ACC_HP_LEV_2	HP cut-off 62.084 x 10^-3 x ODR.
ADXL355_ACC_HP_LEV_3	HP cut-off 15.545 x 10^-3 x ODR.
ADXL355_ACC_HP_LEV_4	HP cut-off 3.892 x 10^-3 x ODR.
ADXL355_ACC_HP_LEV_5	HP cut-off 0.954 x 10^-3 x ODR.
ADXL355_ACC_HP_LEV_6	HP cut-off 0.238 x 10^-3 x ODR.

Definition at line 366 of file adxl355.h.

◆ adxl355_state_t

enum adxl355_state_t

Driver state machine possible states.

Enumerator
ADXL355_UNINIT	Not initialized.
ADXL355_STOP	Stopped.
ADXL355_READY	Ready.

Definition at line 379 of file adxl355.h.

Function Documentation

◆ acc_get_axes_number()

size_t acc_get_axes_number ( void * ip )

static

Return the number of axes of the BaseAccelerometer.

Parameters

[in] ip pointer to BaseAccelerometer interface.

Returns: the number of axes.

Definition at line 57 of file adxl355.c.

References ADXL355_ACC_NUMBER_OF_AXES.

◆ acc_read_raw()

msg_t acc_read_raw	(	void *	ip,
		int32_t	axes[] )

static

Retrieves raw data from the BaseAccelerometer.

Note: This data is retrieved from MEMS register without any algebraical manipulation.; The axes array must be at least the same size of the BaseAccelerometer axes number.

Parameters

[in]	ip	pointer to `BaseAccelerometer` interface.
[out]	axes	a buffer which would be filled with raw data.

Returns: The operation status.

Return values

MSG_OK	if the function succeeded.
MSG_RESET	if one or more I2C errors occurred, the errors can be retrieved using `i2cGetErrors()`.
MSG_TIMEOUT	if a timeout occurred before operation end.

Definition at line 79 of file adxl355.c.

References ADXL355_ACC_NUMBER_OF_AXES, ADXL355_AD_XDATA3, ADXL355_READY, adxl355SPIReadRegister(), MSG_OK, objGetInstance, osalDbgAssert, osalDbgCheck, SPI_READY, spiAcquireBus(), spiReleaseBus(), and spiStart().

Referenced by acc_read_cooked().

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◆ acc_read_cooked()

msg_t acc_read_cooked	(	void *	ip,
		float	axes[] )

static

Retrieves cooked data from the BaseAccelerometer.

Note: This data is manipulated according to the formula cooked = (raw * sensitivity) - bias.; Final data is expressed as milli-G.; The axes array must be at least the same size of the BaseAccelerometer axes number.

Parameters

[in]	ip	pointer to `BaseAccelerometer` interface.
[out]	axes	a buffer which would be filled with cooked data.

Returns: The operation status.

Return values

MSG_OK	if the function succeeded.
MSG_RESET	if one or more I2C errors occurred, the errors can be retrieved using `i2cGetErrors()`.
MSG_TIMEOUT	if a timeout occurred before operation end.

Definition at line 137 of file adxl355.c.

References acc_read_raw(), ADXL355_ACC_NUMBER_OF_AXES, ADXL355_READY, MSG_OK, objGetInstance, osalDbgAssert, and osalDbgCheck.

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◆ acc_set_bias()

msg_t acc_set_bias	(	void *	ip,
		float *	bp )

static

Set bias values for the BaseAccelerometer.

Note: Bias must be expressed as milli-G.; The bias buffer must be at least the same size of the BaseAccelerometer axes number.

Parameters

[in]	ip	pointer to `BaseAccelerometer` interface.
[in]	bp	a buffer which contains biases.

Returns: The operation status.

Return values

MSG_OK if the function succeeded.

Definition at line 170 of file adxl355.c.

References ADXL355_ACC_NUMBER_OF_AXES, ADXL355_READY, MSG_OK, objGetInstance, osalDbgAssert, and osalDbgCheck.

◆ acc_reset_bias()

msg_t acc_reset_bias ( void * ip )

static

Reset bias values for the BaseAccelerometer.

Note: Default biases value are obtained from device datasheet when available otherwise they are considered zero.

Parameters

[in] ip pointer to BaseAccelerometer interface.

Returns: The operation status.

Return values

MSG_OK if the function succeeded.

Definition at line 199 of file adxl355.c.

References ADXL355_ACC_BIAS, ADXL355_ACC_NUMBER_OF_AXES, ADXL355_READY, MSG_OK, objGetInstance, osalDbgAssert, and osalDbgCheck.

◆ acc_set_sensivity()

msg_t acc_set_sensivity	(	void *	ip,
		float *	sp )

static

Set sensitivity values for the BaseAccelerometer.

Note: Sensitivity must be expressed as milli-G/LSB.; The sensitivity buffer must be at least the same size of the BaseAccelerometer axes number.

Parameters

[in]	ip	pointer to `BaseAccelerometer` interface.
[in]	sp	a buffer which contains sensitivities.

Returns: The operation status.

Return values

MSG_OK if the function succeeded.

Definition at line 229 of file adxl355.c.

References ADXL355_ACC_NUMBER_OF_AXES, ADXL355_READY, MSG_OK, objGetInstance, osalDbgAssert, and osalDbgCheck.

◆ acc_reset_sensivity()

msg_t acc_reset_sensivity ( void * ip )

static

Reset sensitivity values for the BaseAccelerometer.

Note: Default sensitivities value are obtained from device datasheet.

Parameters

[in] ip pointer to BaseAccelerometer interface.

Returns: The operation status.

Return values

MSG_OK	if the function succeeded.
MSG_RESET	otherwise.

Definition at line 258 of file adxl355.c.

References ADXL355_ACC_FS_2G, ADXL355_ACC_FS_4G, ADXL355_ACC_FS_8G, ADXL355_ACC_NUMBER_OF_AXES, ADXL355_ACC_SENS_2G, ADXL355_ACC_SENS_4G, ADXL355_ACC_SENS_8G, ADXL355_READY, FALSE, MSG_OK, MSG_RESET, objGetInstance, osalDbgAssert, and osalDbgCheck.

◆ acc_set_full_scale()

msg_t acc_set_full_scale	(	ADXL355Driver *	devp,
		adxl355_acc_fs_t	fs )

static

Changes the ADXL355Driver accelerometer fullscale value.

Note: This function also rescale sensitivities and biases based on previous and next fullscale value.; A recalibration is highly suggested after calling this function.

Parameters

[in]	devp	pointer to `ADXL355Driver` interface.
[in]	fs	new fullscale value.

Returns: The operation status.

Return values

MSG_OK	if the function succeeded.
MSG_RESET	otherwise.

Definition at line 301 of file adxl355.c.

References ADXL355_ACC_2G, ADXL355_ACC_4G, ADXL355_ACC_8G, ADXL355_ACC_FS_2G, ADXL355_ACC_FS_4G, ADXL355_ACC_FS_8G, ADXL355_ACC_NUMBER_OF_AXES, ADXL355_AD_RANGE, ADXL355_RANGE_RANGE_MASK, ADXL355_READY, adxl355SPIReadRegister(), adxl355SPIWriteRegister(), MSG_OK, MSG_RESET, osalDbgAssert, osalDbgCheck, SPI_READY, spiAcquireBus(), spiReleaseBus(), and spiStart().

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◆ adxl355SPIReadRegister()

void adxl355SPIReadRegister	(	ADXL355Driver *	devp,
		uint8_t	reg,
		size_t	n,
		uint8_t *	b )

Reads a generic register value using SPI.

Precondition: The SPI interface must be initialized and the driver started.

Parameters

[in]	devp	pointer to `ADXL355Driver` interface.
[in]	reg	starting register address
[in]	n	number of consecutive registers to read
[in]	b	pointer to an output buffer.

Definition at line 403 of file adxl355.c.

References ADXL355_COMM_BUFF_SIZE, ADXL355_RW, osalDbgCheck, spiReceive(), spiSelect(), spiSend(), and spiUnselect().

Referenced by acc_read_raw(), acc_set_full_scale(), and adxl355Start().

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◆ adxl355SPIWriteRegister()

void adxl355SPIWriteRegister	(	ADXL355Driver *	devp,
		uint8_t	reg,
		size_t	n,
		uint8_t *	b )

Writes a value into a generic register using SPI.

Precondition: The SPI interface must be initialized and the driver started.

Parameters

[in]	devp	pointer to `ADXL355Driver` interface.
[in]	reg	starting register address
[in]	n	number of adjacent registers to write
[in]	b	pointer to a buffer of values.

Definition at line 432 of file adxl355.c.

References ADXL355_COMM_BUFF_SIZE, osalDbgCheck, spiSelect(), spiSend(), and spiUnselect().

Referenced by acc_set_full_scale(), adxl355Start(), and adxl355Stop().

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◆ adxl355ObjectInit()

void adxl355ObjectInit	(	ADXL355Driver *	devp,
		uint8_t *	txbp,
		uint8_t *	rxbp )

Initializes an instance.

The buffer should be at least large ADXL355_COMM_BUFF_SIZE.

Note: The communication buffer could be used by DMAs.

Parameters

[out]	devp	pointer to the `ADXL355Driver` object
[in]	txbp	pointer to a buffer used as communication tx buffer
[in]	rxbp	pointer to a buffer used as communication rx buffer

Function Class:: Object or module nitializer function.

Definition at line 463 of file adxl355.c.

References ADXL355Driver::acc_if, ADXL355_ACC_NUMBER_OF_AXES, ADXL355_STOP, ADXL355Driver::vmt, BaseAccelerometer::vmt, vmt_accelerometer, and vmt_device.

◆ adxl355Start()

void adxl355Start	(	ADXL355Driver *	devp,
		const ADXL355Config *	config )

Configures and activates ADXL355 Complex Driver peripheral.

Parameters

[in]	devp	pointer to the `ADXL355Driver` object
[in]	config	pointer to the `ADXL355Config` object

Function Class:: Normal API, this function can be invoked by regular system threads but not from within a lock zone.

Definition at line 484 of file adxl355.c.

References ADXL355_ACC_2G, ADXL355_ACC_4G, ADXL355_ACC_8G, ADXL355_ACC_BIAS, ADXL355_ACC_FS_2G, ADXL355_ACC_FS_4G, ADXL355_ACC_FS_8G, ADXL355_ACC_NUMBER_OF_AXES, ADXL355_ACC_SENS_2G, ADXL355_ACC_SENS_4G, ADXL355_ACC_SENS_8G, ADXL355_AD_DEVID_MST, ADXL355_AD_FILTER, ADXL355_AD_POWER_CTL, ADXL355_AD_RANGE, ADXL355_DEVID_MST, ADXL355_RANGE_I2C_HS, ADXL355_READY, ADXL355_STOP, adxl355SPIReadRegister(), adxl355SPIWriteRegister(), FALSE, osalDbgAssert, osalDbgCheck, osalThreadSleepMilliseconds, spiAcquireBus(), spiReleaseBus(), and spiStart().

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◆ adxl355Stop()

void adxl355Stop ( ADXL355Driver * devp )

Deactivates the ADXL355 Complex Driver peripheral.

Parameters

[in] devp pointer to the ADXL355Driver object

Function Class:: Normal API, this function can be invoked by regular system threads but not from within a lock zone.

Definition at line 618 of file adxl355.c.

References ADXL355_AD_POWER_CTL, ADXL355_READY, ADXL355_STOP, adxl355SPIWriteRegister(), osalDbgAssert, osalDbgCheck, spiAcquireBus(), spiReleaseBus(), spiStart(), and spiStop().

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Variable Documentation

◆ vmt_device

const struct ADXL355VMT vmt_device

static

Initial value:

= {
  (size_t)0,
  acc_set_full_scale
}

Definition at line 378 of file adxl355.c.

◆ vmt_accelerometer

const struct BaseAccelerometerVMT vmt_accelerometer

static

Initial value:

= {
  sizeof(struct ADXL355VMT*),
  acc_get_axes_number, acc_read_raw, acc_read_cooked,
  acc_set_bias, acc_reset_bias, acc_set_sensivity, acc_reset_sensivity
}

Definition at line 383 of file adxl355.c.

Detailed Description

ADXL355 data structures and types

Version identification

ADXL355 communication interfaces related bit masks

ADXL355 register addresses

ADXL355 Device Identifier

ADXL355_FILTER register bits definitions

ADXL355_FIFO_SAMPLES register bits definitions

ADXL355_INT_MAP register bits definitions

ADXL355_SYNC register bits definitions

ADXL355_RANGE register bits definitions

ADXL355_POWER_CTL register bits definitions

ADXL355_SELT_TEST register bits definitions

Configuration options

Data Structures

Macros

Functions

Variables

Macro Definition Documentation

◆ EX_ADXL355_VERSION

◆ EX_ADXL355_MAJOR

◆ EX_ADXL355_MINOR

◆ EX_ADXL355_PATCH

◆ ADXL355_ACC_NUMBER_OF_AXES

◆ ADXL355_ACC_2G

◆ ADXL355_ACC_4G

◆ ADXL355_ACC_8G

◆ ADXL355_ACC_SENS_2G

◆ ADXL355_ACC_SENS_4G

◆ ADXL355_ACC_SENS_8G

◆ ADXL355_ACC_BIAS

◆ ADXL355_DI_MASK

◆ ADXL355_DI

◆ ADXL355_AD_MASK

◆ ADXL355_RW

◆ ADXL355_AD

◆ ADXL355_AD_DEVID_AD

◆ ADXL355_AD_DEVID_MST

◆ ADXL355_AD_PARTID

◆ ADXL355_AD_REVID

◆ ADXL355_AD_STATUS

◆ ADXL355_AD_FIFO_ENTRIES

◆ ADXL355_AD_TEMP2

◆ ADXL355_AD_TEMP1

◆ ADXL355_AD_XDATA3

◆ ADXL355_AD_XDATA2

◆ ADXL355_AD_XDATA1

◆ ADXL355_AD_YDATA3

◆ ADXL355_AD_YDATA2

◆ ADXL355_AD_YDATA1

◆ ADXL355_AD_ZDATA3

◆ ADXL355_AD_ZDATA2

◆ ADXL355_AD_ZDATA1

◆ ADXL355_AD_FIFO_DATA

◆ ADXL355_AD_OFFSET_X_H

◆ ADXL355_AD_OFFSET_X_L

◆ ADXL355_AD_OFFSET_Y_H

◆ ADXL355_AD_OFFSET_Y_L

◆ ADXL355_AD_OFFSET_Z_H

◆ ADXL355_AD_OFFSET_Z_L

◆ ADXL355_AD_ACT_EN

◆ ADXL355_AD_ACT_THRES_L

◆ ADXL355_AD_ACT_THRES_H

◆ ADXL355_AD_ACT_COUNTER

◆ ADXL355_AD_FILTER

◆ ADXL355_AD_FIFO_SAMPLES

◆ ADXL355_AD_INT_MAP

◆ ADXL355_AD_SYNC

◆ ADXL355_AD_RANGE

◆ ADXL355_AD_POWER_CTL

◆ ADXL355_AD_SELF_TEST

◆ ADXL355_AD_RESET

◆ ADXL355_DEVID_MST

◆ ADXL355_FILTER_MASK

◆ ADXL355_FILTER_ORD_LPF_0

◆ ADXL355_FILTER_ORD_LPF_1

◆ ADXL355_FILTER_ORD_LPF_2

◆ ADXL355_FILTER_ORD_LPF_3

◆ ADXL355_FILTER_HPF_CORNER_0

◆ ADXL355_FILTER_HPF_CORNER_1