parallel.c File Reference

Parallel Port IO. More...

#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include <fcntl.h>
#include <errno.h>
#include <sys/time.h>
#include <sys/types.h>
#include "hamlib/rig.h"
#include "parallel.h"

Defines
#define	CP_ACTIVE_LOW_BITS   0x0B
#define	SP_ACTIVE_LOW_BITS   0x80
Functions
int	par_open (hamlib_port_t *port)
	Open Parallel Port.
int	par_close (hamlib_port_t *port)
	Close Parallel Port.
int	par_write_data (hamlib_port_t *port, unsigned char data)
	Send data on Parallel port.
int	par_read_data (hamlib_port_t *port, unsigned char *data)
	Receive data on Parallel port.
int	par_write_control (hamlib_port_t *port, unsigned char control)
	Set control data for Parallel Port.
int	par_read_control (hamlib_port_t *port, unsigned char *control)
	Read control data for Parallel Port.
int	par_read_status (hamlib_port_t *port, unsigned char *status)
	Get parallel port status.
int	par_lock (hamlib_port_t *port)
	Get a lock on the Parallel Port.
int	par_unlock (hamlib_port_t *port)
	Release lock on Parallel Port.
int	par_ptt_set (hamlib_port_t *p, ptt_t pttx)
	Set or unset Push to talk bit on Parallel Port.
int	par_ptt_get (hamlib_port_t *p, ptt_t *pttx)
	Get state of Push to Talk from Parallel Port.
int	par_dcd_get (hamlib_port_t *p, dcd_t *dcdx)
	get Data Carrier Detect (squelch) from Parallel Port

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Detailed Description

Parallel Port IO.