lsm303dlhc.h
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1 /*
2  * Copyright (C) 2014 Freie Universit├Ąt Berlin
3  *
4  * This file is subject to the terms and conditions of the GNU Lesser
5  * General Public License v2.1. See the file LICENSE in the top level
6  * directory for more details.
7  */
8 
21 #ifndef LSM303DLHC_H
22 #define LSM303DLHC_H
23 
24 #include <stdint.h>
25 #include "periph/i2c.h"
26 #include "periph/gpio.h"
27 
28 #ifdef __cplusplus
29 extern "C" {
30 #endif
31 
36 #define LSM303DLHC_ACC_DEFAULT_ADDRESS (0x19)
37 #define LSM303DLHC_MAG_DEFAULT_ADDRESS (0x1e)
38 
43 typedef enum {
55 
59 typedef enum {
65 
69 typedef enum {
79 
83  typedef enum {
92 
96 typedef struct {
97  int16_t x_axis;
98  int16_t y_axis;
99  int16_t z_axis;
101 
105 typedef struct {
107  uint8_t acc_addr;
108  gpio_t acc_pin;
111  uint8_t mag_addr;
112  gpio_t mag_pin;
116 
120 typedef struct {
122 } lsm303dlhc_t;
123 
133 int lsm303dlhc_init(lsm303dlhc_t *dev, const lsm303dlhc_params_t *params);
134 
155 
179 
189 int lsm303dlhc_read_temp(const lsm303dlhc_t *dev, int16_t *value);
190 
199 int lsm303dlhc_enable(const lsm303dlhc_t *dev);
200 
209 int lsm303dlhc_disable(const lsm303dlhc_t *dev);
210 
211 #ifdef __cplusplus
212 }
213 #endif
214 
215 #endif /* LSM303DLHC_H */
216 
Low-level GPIO peripheral driver interface definitions.
lsm303dlhc_params_t params
device initialization parameters
Definition: lsm303dlhc.h:121
uint8_t mag_addr
magnetometer I2C address
Definition: lsm303dlhc.h:111
int lsm303dlhc_init(lsm303dlhc_t *dev, const lsm303dlhc_params_t *params)
Initialize a new LSM303DLHC device.
3d data container
Definition: lsm303dlhc.h:96
lsm303dlhc_mag_sample_rate_t
Possible magnetometer sample rates.
Definition: lsm303dlhc.h:69
i2c_t i2c
I2C bus used.
Definition: lsm303dlhc.h:106
gpio_t mag_pin
magnetometer EXTI pin
Definition: lsm303dlhc.h:112
unsigned int i2c_t
Default i2c_t type definition.
Definition: i2c.h:157
lsm303dlhc_mag_gain_t
Possible magnetometer gain values.
Definition: lsm303dlhc.h:83
Device descriptor for LSM303DLHC sensors.
Definition: lsm303dlhc.h:120
450Gauss XYZ 400Gauss Z
Definition: lsm303dlhc.h:87
lsm303dlhc_acc_scale_t acc_scale
accelerometer scale factor
Definition: lsm303dlhc.h:110
int lsm303dlhc_read_mag(const lsm303dlhc_t *dev, lsm303dlhc_3d_data_t *data)
Read a magnetometer value from the sensor.
int16_t z_axis
surprise, holds the z axis value
Definition: lsm303dlhc.h:99
230Gauss XYZ 205Gauss Z
Definition: lsm303dlhc.h:90
int16_t y_axis
holds the y axis value.
Definition: lsm303dlhc.h:98
1100Gauss XYZ 980Gauss Z
Definition: lsm303dlhc.h:84
lsm303dlhc_acc_scale_t
Possible accelerometer scales.
Definition: lsm303dlhc.h:59
int16_t x_axis
holds the x axis value.
Definition: lsm303dlhc.h:97
gpio_t acc_pin
accelerometer EXTI pin
Definition: lsm303dlhc.h:108
int lsm303dlhc_read_temp(const lsm303dlhc_t *dev, int16_t *value)
Read a temperature value from the sensor.
uint8_t acc_addr
accelerometer I2C address
Definition: lsm303dlhc.h:107
Data structure holding all the information needed for initialization.
Definition: lsm303dlhc.h:105
lsm303dlhc_mag_gain_t mag_gain
magnetometer gain
Definition: lsm303dlhc.h:114
855Gauss XYZ 760Gauss Z
Definition: lsm303dlhc.h:85
400Gauss XYZ 355Gauss Z
Definition: lsm303dlhc.h:88
int lsm303dlhc_enable(const lsm303dlhc_t *dev)
Enable the given sensor.
int lsm303dlhc_disable(const lsm303dlhc_t *dev)
Disable the given sensor.
330Gauss XYZ 295Gauss Z
Definition: lsm303dlhc.h:89
lsm303dlhc_acc_sample_rate_t acc_rate
accelerometer sample rate
Definition: lsm303dlhc.h:109
lsm303dlhc_acc_sample_rate_t
Possible accelerometer sample rates.
Definition: lsm303dlhc.h:43
670Gauss XYZ 600Gauss Z
Definition: lsm303dlhc.h:86
1344Hz normal mode, 5376Hz low power mode
Definition: lsm303dlhc.h:52
int lsm303dlhc_read_acc(const lsm303dlhc_t *dev, lsm303dlhc_3d_data_t *data)
Read a accelerometer value from the sensor.
lsm303dlhc_mag_sample_rate_t mag_rate
magnetometer sample rate
Definition: lsm303dlhc.h:113
Low-level I2C peripheral driver interface definition.