47 lines
1.3 KiB
C
47 lines
1.3 KiB
C
|
|
#ifndef _EXAMPLES_H
|
|
#define _EXAMPLES_H
|
|
|
|
#include <stdio.h>
|
|
|
|
/*
|
|
* Definitions of some of the common code.
|
|
*/
|
|
|
|
extern comedi_t *device;
|
|
|
|
struct parsed_options
|
|
{
|
|
char *filename;
|
|
double value;
|
|
int subdevice;
|
|
int channel;
|
|
int aref;
|
|
int range;
|
|
int physical;
|
|
int verbose;
|
|
int n_chan;
|
|
int n_scan;
|
|
double freq;
|
|
};
|
|
|
|
extern void init_parsed_options(struct parsed_options *options);
|
|
extern int parse_options(struct parsed_options *options, int argc, char *argv[]);
|
|
extern char *cmd_src(int src,char *buf);
|
|
extern void dump_cmd(FILE *file,comedi_cmd *cmd);
|
|
/* some helper functions used primarily for counter demos */
|
|
extern int arm(comedi_t *device, unsigned subdevice, lsampl_t source);
|
|
extern int reset_counter(comedi_t *device, unsigned subdevice);
|
|
extern int set_counter_mode(comedi_t *device, unsigned subdevice, lsampl_t mode_bits);
|
|
extern int set_clock_source(comedi_t *device, unsigned subdevice, lsampl_t clock, lsampl_t period_ns);
|
|
extern int set_gate_source(comedi_t *device, unsigned subdevice, lsampl_t gate_index, lsampl_t gate_source);
|
|
|
|
#define sec_to_nsec(x) ((x)*1000000000)
|
|
#define sec_to_usec(x) ((x)*1000000)
|
|
#define sec_to_msec(x) ((x)*1000)
|
|
#define msec_to_nsec(x) ((x)*1000000)
|
|
#define msec_to_usec(x) ((x)*1000)
|
|
#define usec_to_nsec(x) ((x)*1000)
|
|
|
|
#endif
|
|
|