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/*

 *  Hamlib miniVNA backend - main file

 *  Copyright (c) 2001-2008 by Stephane Fillod

 *

 *

 *   This library is free software; you can redistribute it and/or

 *   modify it under the terms of the GNU Lesser General Public

 *   License as published by the Free Software Foundation; either

 *   version 2.1 of the License, or (at your option) any later version.

 *

 *   This library is distributed in the hope that it will be useful,

 *   but WITHOUT ANY WARRANTY; without even the implied warranty of

 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

 *   Lesser General Public License for more details.

 *

 *   You should have received a copy of the GNU Lesser General Public

 *   License along with this library; if not, write to the Free Software

 *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA

 *

 */



#ifdef HAVE_CONFIG_H

#include "config.h"

#endif



#include <stdio.h>

#include <stdlib.h>

#include <string.h>  /* String function definitions */

#include <unistd.h>  /* UNIX standard function definitions */

#include <math.h>



#include "hamlib/rig.h"

#include "serial.h"

#include "misc.h"





#define DDS_RATIO 10.73741824



static int miniVNA_set_freq(RIG *rig, vfo_t vfo, freq_t freq)

{

  char fstr[20];

  char cmdstr[40];

  int retval;



  sprintf_freq(fstr, freq);

  rig_debug(RIG_DEBUG_TRACE,"%s called: %s %s\n", __FUNCTION__,

 			rig_strvfo(vfo), fstr);



  serial_flush(&rig->state.rigport);



  sprintf(cmdstr,"0\r%lu\r1\r0\r",(unsigned long int)(freq*DDS_RATIO));



  retval = write_block(&rig->state.rigport, cmdstr, strlen(cmdstr));

  if (retval != RIG_OK)

	return retval;



  return RIG_OK;

}



const struct rig_caps miniVNA_caps = {

  .rig_model =      RIG_MODEL_MINIVNA,

  .model_name =     "miniVNA",

  .mfg_name =       "mRS",

  .version =        "0.1",

  .copyright = 	 "LGPL",

  .status =         RIG_STATUS_ALPHA,

  .rig_type =       RIG_TYPE_TUNER,

  .port_type =      RIG_PORT_SERIAL,

  .serial_rate_min =  115200,

  .serial_rate_max =  115200,

  .serial_data_bits =  8,

  .serial_stop_bits =  1,

  .serial_parity =  RIG_PARITY_NONE,

  .serial_handshake =  RIG_HANDSHAKE_NONE,

  .write_delay =  0,

  .post_write_delay =  1,

  .timeout =  1000,

  .retry =  3,



  .rx_range_list1 =  { {.start=kHz(100),.end=MHz(180),.modes=RIG_MODE_NONE, .low_power=-1,.high_power=-1,RIG_VFO_A},

		    RIG_FRNG_END, },

  .tx_range_list1 =   { {.start=kHz(100),.end=MHz(180),.modes=RIG_MODE_NONE, .low_power=-1,.high_power=-1,RIG_VFO_A},

		    RIG_FRNG_END, },

  .tuning_steps =  { {RIG_MODE_NONE,1}, RIG_TS_END, },



  .set_freq =     miniVNA_set_freq,

};