mma8x5x.h
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1/*
2 * Copyright (C) 2014 PHYTEC Messtechnik GmbH
3 * 2016 Freie Universit├Ąt Berlin
4 *
5 * This file is subject to the terms and conditions of the GNU Lesser
6 * General Public License v2.1. See the file LICENSE in the top level
7 * directory for more details.
8 */
9
33#ifndef MMA8X5X_H
34#define MMA8X5X_H
35
36#include <stdint.h>
37#include "periph/i2c.h"
38
39#ifdef __cplusplus
40extern "C" {
41#endif
42
54#ifndef CONFIG_MMA8X5X_I2C_ADDRESS
55#define CONFIG_MMA8X5X_I2C_ADDRESS 0x1D
56#endif
62enum {
68};
69
73enum {
74 MMA8X5X_RATE_800HZ = (0 << 3),
75 MMA8X5X_RATE_400HZ = (1 << 3),
76 MMA8X5X_RATE_200HZ = (2 << 3),
77 MMA8X5X_RATE_100HZ = (3 << 3),
78 MMA8X5X_RATE_50HZ = (4 << 3),
79 MMA8X5X_RATE_1HZ25 = (5 << 3),
80 MMA8X5X_RATE_6HZ25 = (6 << 3),
81 MMA8X5X_RATE_1HZ56 = (7 << 3)
82};
83
87enum {
91};
92
96enum {
101 MMA8X5X_NODATA = -3
103
107typedef struct {
109 uint8_t addr;
110 uint8_t rate;
111 uint8_t range;
112 uint8_t offset[3];
114
118typedef struct {
120} mma8x5x_t;
121
125typedef struct {
126 int16_t x;
127 int16_t y;
128 int16_t z;
130
141int mma8x5x_init(mma8x5x_t *dev, const mma8x5x_params_t *params);
142
153void mma8x5x_set_user_offset(const mma8x5x_t *dev, int8_t x, int8_t y, int8_t z);
154
161
168
178
193void mma8x5x_read(const mma8x5x_t *dev, mma8x5x_data_t *data);
194
206void mma8x5x_set_motiondetect(const mma8x5x_t *dev, uint8_t int_pin, uint8_t threshold);
207
219void mma8x5x_ack_int(const mma8x5x_t *dev);
220
221#ifdef __cplusplus
222}
223#endif
224
225#endif /* MMA8X5X_H */
void mma8x5x_set_user_offset(const mma8x5x_t *dev, int8_t x, int8_t y, int8_t z)
Set user offset correction.
int mma8x5x_init(mma8x5x_t *dev, const mma8x5x_params_t *params)
Initialize the MMA8x5x accelerometer driver.
void mma8x5x_ack_int(const mma8x5x_t *dev)
Acknowledge motion detection interrupt.
void mma8x5x_set_active(const mma8x5x_t *dev)
Set active mode, this enables periodic measurements.
void mma8x5x_set_standby(const mma8x5x_t *dev)
Set standby mode.
void mma8x5x_set_motiondetect(const mma8x5x_t *dev, uint8_t int_pin, uint8_t threshold)
Configure motion detection interrupt.
int mma8x5x_is_ready(const mma8x5x_t *dev)
Check for new set of measurement data.
void mma8x5x_read(const mma8x5x_t *dev, mma8x5x_data_t *data)
Read accelerometer's data.
@ MMA8X5X_TYPE_MMA8453
MMA8453.
Definition: mma8x5x.h:67
@ MMA8X5X_TYPE_MMA8653
MMA8653.
Definition: mma8x5x.h:64
@ MMA8X5X_TYPE_MMA8652
MMA8652.
Definition: mma8x5x.h:63
@ MMA8X5X_TYPE_MMA8451
MMA8451.
Definition: mma8x5x.h:65
@ MMA8X5X_TYPE_MMA8452
MMA8452.
Definition: mma8x5x.h:66
@ MMA8X5X_RATE_800HZ
800 Hz Output Data Rate in WAKE mode
Definition: mma8x5x.h:74
@ MMA8X5X_RATE_200HZ
200 Hz Output Data Rate in WAKE mode
Definition: mma8x5x.h:76
@ MMA8X5X_RATE_100HZ
100 Hz Output Data Rate in WAKE mode
Definition: mma8x5x.h:77
@ MMA8X5X_RATE_1HZ25
12.5 Hz Output Data Rate in WAKE mode
Definition: mma8x5x.h:79
@ MMA8X5X_RATE_400HZ
400 Hz Output Data Rate in WAKE mode
Definition: mma8x5x.h:75
@ MMA8X5X_RATE_6HZ25
6.25 Hz Output Data Rate in WAKE mode
Definition: mma8x5x.h:80
@ MMA8X5X_RATE_1HZ56
1.56 Hz Output Data Rate in WAKE mode
Definition: mma8x5x.h:81
@ MMA8X5X_RATE_50HZ
50 Hz Output Data Rate in WAKE mode
Definition: mma8x5x.h:78
@ MMA8X5X_NOI2C
I2C communication failed.
Definition: mma8x5x.h:99
@ MMA8X5X_NODATA
no data available
Definition: mma8x5x.h:101
@ MMA8X5X_DATA_READY
new data ready to be read
Definition: mma8x5x.h:98
@ MMA8X5X_OK
everything was fine
Definition: mma8x5x.h:97
@ MMA8X5X_NODEV
no MMA8X5X device found on the bus
Definition: mma8x5x.h:100
@ MMA8X5X_RANGE_4G
+/- 4 g Full Scale Range
Definition: mma8x5x.h:89
@ MMA8X5X_RANGE_8G
+/- 8 g Full Scale Range
Definition: mma8x5x.h:90
@ MMA8X5X_RANGE_2G
+/- 2 g Full Scale Range
Definition: mma8x5x.h:88
uint_fast8_t i2c_t
Default i2c_t type definition.
Definition: i2c.h:151
Low-level I2C peripheral driver interface definition.
Data type for the result data.
Definition: mma8x5x.h:125
int16_t z
acceleration in Z direction
Definition: mma8x5x.h:128
int16_t y
acceleration in Y direction
Definition: mma8x5x.h:127
int16_t x
acceleration in X direction
Definition: mma8x5x.h:126
Configuration parameters.
Definition: mma8x5x.h:107
i2c_t i2c
I2C bus the device is connected to.
Definition: mma8x5x.h:108
uint8_t rate
sampling rate to use
Definition: mma8x5x.h:110
uint8_t addr
I2C bus address of the device.
Definition: mma8x5x.h:109
uint8_t range
scale range to use
Definition: mma8x5x.h:111
Device descriptor for MMA8x5x accelerometers.
Definition: mma8x5x.h:118
mma8x5x_params_t params
device configuration parameters
Definition: mma8x5x.h:119