freq_count_1.c File Reference

#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include <unistd.h>
#include <pigpio.h>

Include dependency graph for freq_count_1.c:

Go to the source code of this file.

Macros
#define	MAX_GPIOS   32
#define	OPT_P_DEF   20
#define	OPT_P_MAX   1000
#define	OPT_P_MIN   1
#define	OPT_R_DEF   5
#define	OPT_R_MAX   10
#define	OPT_R_MIN   1
#define	OPT_S_DEF   5
#define	OPT_S_MAX   10
#define	OPT_S_MIN   1

Functions
void	edges (int gpio, int level, uint32_t tick)
void	fatal (int show_usage, char *fmt,...)
static int	initOpts (int argc, char *argv[])
int	main (int argc, char *argv[])
void	usage ()

Variables
static int	g_gpio [MAX_GPIOS]
static uint32_t	g_mask
static int	g_num_gpios
static int	g_opt_p = OPT_P_DEF
static int	g_opt_r = OPT_R_DEF
static int	g_opt_s = OPT_S_DEF
static int	g_opt_t = 0
static volatile int	g_pulse_count [MAX_GPIOS]
static volatile int	g_reset_counts

Macro Definition Documentation

#define MAX_GPIOS   32

Definition at line 39 of file freq_count_1.c.

#define OPT_P_DEF   20

Definition at line 43 of file freq_count_1.c.

#define OPT_P_MAX   1000

Definition at line 42 of file freq_count_1.c.

#define OPT_P_MIN   1

Definition at line 41 of file freq_count_1.c.

#define OPT_R_DEF   5

Definition at line 47 of file freq_count_1.c.

#define OPT_R_MAX   10

Definition at line 46 of file freq_count_1.c.

#define OPT_R_MIN   1

Definition at line 45 of file freq_count_1.c.

#define OPT_S_DEF   5

Definition at line 51 of file freq_count_1.c.

#define OPT_S_MAX   10

Definition at line 50 of file freq_count_1.c.

#define OPT_S_MIN   1

Definition at line 49 of file freq_count_1.c.

Function Documentation

void edges	(	int	gpio,
		int	level,
		uint32_t	tick
	)

Definition at line 142 of file freq_count_1.c.

void fatal	(	int	show_usage,
		char *	fmt,
			...
	)

Definition at line 84 of file freq_count_1.c.

static int initOpts ( int  argc, char *  argv[]  )

static

Definition at line 102 of file freq_count_1.c.

int main	(	int	argc,
		char *	argv[]
	)

Definition at line 156 of file freq_count_1.c.

void usage

(

)

Definition at line 65 of file freq_count_1.c.

Variable Documentation

int g_gpio[MAX_GPIOS]

static

Definition at line 58 of file freq_count_1.c.

uint32_t g_mask

static

Definition at line 55 of file freq_count_1.c.

int g_num_gpios

static

Definition at line 57 of file freq_count_1.c.

int g_opt_p = OPT_P_DEF

static

Definition at line 60 of file freq_count_1.c.

int g_opt_r = OPT_R_DEF

static

Definition at line 61 of file freq_count_1.c.

int g_opt_s = OPT_S_DEF

static

Definition at line 62 of file freq_count_1.c.

int g_opt_t = 0

static

Definition at line 63 of file freq_count_1.c.

volatile int g_pulse_count[MAX_GPIOS]

static

Definition at line 53 of file freq_count_1.c.

volatile int g_reset_counts

static

Definition at line 54 of file freq_count_1.c.