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adxl_util.h

Go to the documentation of this file.

#if !defined(_ADXL_UTIL_H_)
#define _ADXL_UTIL_H_

#include <sys/types.h>
#include <stdlib.h>
#include <stdio.h>
#include <math.h>
#include <unistd.h>
#include <stdint.h>
#include <string.h>
#include <signal.h>
#include <time.h>

#include <sys/termios.h>
#include <fcntl.h>

extern bool control_break;


#define NUM_ADXL_CHANNELS 2

#define ADXL_READ_LEN 4

#define ADXL_DATUM_LEN 24

#define ADXL_MAX_RATE_HZ 250

typedef struct
{
    int16_t       raw[NUM_ADXL_CHANNELS];
    double        G[NUM_ADXL_CHANNELS];
} adxl_reading_t;

// Function prototypes
int adxl_open(const char *comport_file);
int adxl_read(const int comm_fd, adxl_reading_t *result);
int adxl_close(const int comm_fd);
void adxl_sighandler(int signal);

#endif

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