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parallel.c File Reference


Detailed Description

Parallel Port IO.

Definition in file parallel.c.

#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"

Go to the source code of this file.

Defines

#define CP_ACTIVE_LOW_BITS   0x0B
#define PARPORT_CONTROL_INIT   0x4
#define PARPORT_CONTROL_STROBE   0x1
#define SP_ACTIVE_LOW_BITS   0x80

Functions

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


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