serial_loopback_test.c File Reference

#include <stdlib.h>
#include <stdio.h>
#include <time.h>
#include <errno.h>
#include <fcntl.h>
#include <string.h>
#include <termios.h>
#include <unistd.h>
#include <sys/time.h>

Macros
#define	SERIAL_DEV_DEFAULT   "/dev/ttyS0"
#define	SEND_INTERVAL_MS_DEFAULT   100
#define	DURATION_S_DEFAULT   1
#define	BAUDRATE_DEFAULT   115200
#define	TX_WORD_MAX_LEN   42
#define	TX_WORD_DEF_LEN   26
#define	RX_BUFF_MAX_LEN   50
#define	SAMPLE_CNTR_LEN   100
#define	RX_STATUS_LINECOMPLETE   1
#define	RX_STATUS_RECEIVING   0
#define	RX_STATUS_ERROR_BADWORD   -1
#define	RX_STATUS_ERROR_NONEWLINE   -2
#define	RX_STATUS_ERROR_READ   -3

Functions
int	set_interface_attribs (int fd, int speed, int parity)
void	print_app_usage (void)
int	main (int argc, char **argv)

Macro Definition Documentation

BAUDRATE_DEFAULT

#define BAUDRATE_DEFAULT   115200

Referenced by main(), and print_app_usage().

DURATION_S_DEFAULT

#define DURATION_S_DEFAULT   1

Referenced by main(), and print_app_usage().

RX_BUFF_MAX_LEN

#define RX_BUFF_MAX_LEN   50

Referenced by main().

RX_STATUS_ERROR_BADWORD

#define RX_STATUS_ERROR_BADWORD   -1

Referenced by main().

RX_STATUS_ERROR_NONEWLINE

#define RX_STATUS_ERROR_NONEWLINE   -2

Referenced by main().

RX_STATUS_ERROR_READ

#define RX_STATUS_ERROR_READ   -3

Referenced by main().

RX_STATUS_LINECOMPLETE

#define RX_STATUS_LINECOMPLETE   1

Referenced by main().

RX_STATUS_RECEIVING

#define RX_STATUS_RECEIVING   0

Referenced by main().

SAMPLE_CNTR_LEN

#define SAMPLE_CNTR_LEN   100

Referenced by main().

SEND_INTERVAL_MS_DEFAULT

#define SEND_INTERVAL_MS_DEFAULT   100

Referenced by main(), and print_app_usage().

SERIAL_DEV_DEFAULT

#define SERIAL_DEV_DEFAULT   "/dev/ttyS0"

Referenced by main(), and print_app_usage().

TX_WORD_DEF_LEN

#define TX_WORD_DEF_LEN   26

Referenced by main().

TX_WORD_MAX_LEN

#define TX_WORD_MAX_LEN   42

Referenced by main(), and print_app_usage().

Function Documentation

main()

int main	(	int	argc,
		char **	argv )

References BAUDRATE_DEFAULT, DURATION_S_DEFAULT, print_app_usage(), printf(), RX_BUFF_MAX_LEN, RX_STATUS_ERROR_BADWORD, RX_STATUS_ERROR_NONEWLINE, RX_STATUS_ERROR_READ, RX_STATUS_LINECOMPLETE, RX_STATUS_RECEIVING, SAMPLE_CNTR_LEN, SEND_INTERVAL_MS_DEFAULT, SERIAL_DEV_DEFAULT, set_interface_attribs(), TX_WORD_DEF_LEN, and TX_WORD_MAX_LEN.

print_app_usage()

void print_app_usage

(

void

)

References BAUDRATE_DEFAULT, DURATION_S_DEFAULT, printf(), SEND_INTERVAL_MS_DEFAULT, SERIAL_DEV_DEFAULT, and TX_WORD_MAX_LEN.

Referenced by main().

set_interface_attribs()

int set_interface_attribs	(	int	fd,
		int	speed,
		int	parity )

References fd, and printf().

Referenced by main().