Interface definition for the QMA6100P accelerometer driver. More...

Detailed Description

Interface definition for the QMA6100P accelerometer driver.

Author: Baptiste Le Duc bapti.nosp@m.ste..nosp@m.leduc.nosp@m.@eti.nosp@m.k.com; Léandre Le Duc leand.nosp@m.re.l.nosp@m.educ3.nosp@m.8@gm.nosp@m.ail.c.nosp@m.om

Definition in file qma6100p.h.

#include <stdbool.h>
#include <stdint.h>
#include "periph/gpio.h"
#include "periph/i2c.h"

Include dependency graph for qma6100p.h:

This graph shows which files directly or indirectly include this file:

Data Structures
struct	qma6100p_params_t
	Configuration parameters. More...

struct	qma6100p_t
	Device descriptor for QMA6100P accelerometer. More...

struct	qma6100p_raw_data_t
	Raw 14-bit acceleration data (ADC counts) More...

struct	qma6100p_data_t
	Converted acceleration data in µg. More...

Enumerations
enum	{ QMA6100P_OK = 0 , QMA6100P_DATA_READY = 1 , QMA6100P_NO_NEW_DATA = 2 , QMA6100P_NOI2C = -1 , QMA6100P_NODEV = -2 , QMA6100P_INVALID_ARG = -3 , QMA6100P_GPIO_ERROR = -4 , QMA6100P_TIMEOUT = -5 }
	Named return values. More...

enum	qma6100p_range_t { QMA6100P_RANGE_2G = 0x01 , QMA6100P_RANGE_4G = 0x02 , QMA6100P_RANGE_8G = 0x04 , QMA6100P_RANGE_16G = 0x08 , QMA6100P_RANGE_32G = 0x0F }
	Full-scale range selection for the QMA6100P accelerometer. More...

enum	qma6100p_odr_t { QMA6100P_ODR_100HZ = 0x00 , QMA6100P_ODR_200HZ = 0x01 , QMA6100P_ODR_400HZ = 0x02 , QMA6100P_ODR_800HZ = 0x03 , QMA6100P_ODR_1600HZ = 0x04 , QMA6100P_ODR_50HZ = 0x05 , QMA6100P_ODR_25HZ = 0x06 , QMA6100P_ODR_12HZ5 = 0x07 }
	Output data rate selection. More...

enum	qma6100p_mclk_t { QMA6100P_PM_MCLK_51K2 = 4 , QMA6100P_PM_MCLK_25K6 = 5 , QMA6100P_PM_MCLK_12K8 = 6 , QMA6100P_PM_MCLK_6K4 = 7 }
	Master Clock selection. More...

enum	qma6100p_int_pin_mode_t { QMA6100P_INTPIN_PUSH_PULL = 0 , QMA6100P_INTPIN_OPEN_DRAIN = 1 }
	INT pin output mode (INTPIN_CONF, 0x20) More...

enum	qma6100p_int_active_level_t { QMA6100P_INTPIN_ACTIVE_LOW = 0 , QMA6100P_INTPIN_ACTIVE_HIGH = 1 }
	INT pin active level (INTPIN_CONF, 0x20) More...

enum	qma6100p_int_shadow_t { QMA6100P_INT_CFG_SHADOW_EN = 0 , QMA6100P_INT_CFG_SHADOW_DIS = 1 }
	Data shadowing mode (INT_CFG, 0x21) More...

enum	qma6100p_int_pin_num_t { QMA6100P_INT1 = 1 , QMA6100P_INT2 = 2 }
	Interrupt pin number selection (INT1_MAP1 0x1A / INT2_MAP1 0x1C) More...

Functions
int	qma6100p_init (qma6100p_t dev, const qma6100p_params_t params)
	Initialize the QMA6100P accelerometer driver.

int	qma6100p_set_low_power (qma6100p_t *dev)
	Enter Ultra-Low Power State (ULPS)

int	qma6100p_set_active_mode (qma6100p_t *dev)
	Enter active mode.

int	qma6100p_read_raw (const qma6100p_t dev, qma6100p_raw_data_t data)
	Read raw accelerometer data (ADC counts)

int	qma6100p_read (const qma6100p_t dev, qma6100p_data_t data)
	Read accelerometer data converted to ug.

int	qma6100p_set_data_ready_int (qma6100p_t dev, qma6100p_int_pin_num_t line, qma6100p_int_cb_t cb, void arg)
	Configure data-ready interrupt.

Data Structures