sensor_data.h

Go to the documentation of this file.

 
#ifndef SENSOR_DATA_H
#define SENSOR_DATA_H
 
#include "sensor_id.h"
#include <stddef.h>
#include <stdint.h>
#include <zephyr/sys/ring_buffer.h>
 
#define MAX_DATA_BUFFER_SIZE 100
 
enum sensor_data_type {
    DATA_TYPE_INT,
    DATA_TYPE_UINT8,
    DATA_TYPE_UINT16,
    DATA_TYPE_UINT32,
    DATA_TYPE_FLOAT,
    DATA_TYPE_LIMIT
};
 
typedef struct {
    /* Sensor id to use for the sensor. */
    enum sensor_id id;
    /* Power id to use for the sensor. */
    enum sensor_power_id power_id;
    /* Ring buffer for sensor data. */
    struct ring_buf data_ring_buf;
    /* Ring buffer for timestamps. */
    struct ring_buf timestamp_ring_buf;
    /* Maximum number of samples to store in the buffer. */
    size_t max_samples;
    /* Size of the data in the buffer. */
    size_t data_size;
    /* Size of the timestamp in the buffer. */
    size_t timestamp_size;
    /* Pointer to latest data. */
    void *latest_data;
    /* Latest timestamp. */
    int latest_timestamp;
    /* Number of samples in the buffer. */
    uint32_t num_samples;
} sensor_data_t;
 
int sensor_data_setup(sensor_data_t *sensor_data, enum sensor_types type, enum sensor_voltage voltage_enum);
 
int sensor_data_read(sensor_data_t *sensor_data, int timestamp);
 
int sensor_data_print_data(sensor_data_t *sensor_data);
 
int sensor_data_clear(sensor_data_t *sensor_data);
 
int sensor_data_format_for_lorawan(sensor_data_t *sensor_data, uint8_t *data, uint8_t *data_len);
 
#endif