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ft736.c

/*
 * ft736.c - (C) Stephane Fillod 2004
 *
 * This shared library provides an API for communicating
 * via serial interface to an FT-736R using the "CAT" interface
 *
 *    $Id: ft736.c,v 1.2 2005/04/03 18:37:09 fillods Exp $
 *
 *   This library is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU Library General Public License as
 *   published by the Free Software Foundation; either version 2 of
 *   the License, or (at your option) any later version.
 *
 *   This program 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 Library General Public License for more details.
 *
 *   You should have received a copy of the GNU Library General Public
 *   License along with this library; if not, write to the Free Software
 *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 */


#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

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

#include "hamlib/rig.h"
#include "serial.h"
#include "misc.h"
#include "yaesu.h"




#define FT736_MODES (RIG_MODE_CW|RIG_MODE_CWR|RIG_MODE_SSB|RIG_MODE_FM)

#define FT736_VFOS (RIG_VFO_A)      /* TODO: Sat mode ? */

/* TODO: get real measure numbers */
#define FT736_STR_CAL { 2, { \
            { 0x30, -60 }, /* S0 -6dB */ \
            { 0xad,  60 }  /* +60 */ \
            } }

/* Private helper function prototypes */

static int ft736_open(RIG *rig);
static int ft736_close(RIG *rig);

static int ft736_set_freq(RIG *rig, vfo_t vfo, freq_t freq);
static int ft736_set_mode(RIG *rig, vfo_t vfo, rmode_t mode, pbwidth_t width);
static int ft736_set_split_vfo(RIG *rig, vfo_t vfo, split_t split, vfo_t tx_vfo);
static int ft736_set_split_freq(RIG *rig, vfo_t vfo, freq_t freq);
static int ft736_set_split_mode(RIG *rig, vfo_t vfo, rmode_t mode, pbwidth_t width);
static int ft736_set_ptt(RIG *rig, vfo_t vfo, ptt_t ptt);
static int ft736_get_dcd(RIG *rig, vfo_t vfo, dcd_t *dcd);
static int ft736_get_level(RIG *rig, vfo_t vfo, setting_t level, value_t *val);
static int ft736_set_rptr_shift(RIG *rig, vfo_t vfo, rptr_shift_t shift);
static int ft736_set_rptr_offs(RIG *rig, vfo_t vfo, shortfreq_t offs);

/*
 * ft736 rigs capabilities.
 * Also this struct is READONLY!
 *
 * TODO:
 *    - repeater func & offset
 *      - CTCSS & DCS
 *    - AQS
 */

const struct rig_caps ft736_caps = {
  .rig_model =          RIG_MODEL_FT736R,
  .model_name =         "FT-736R",
  .mfg_name =           "Yaesu",
  .version =            "0.1",
  .copyright =          "LGPL",
  .status =             RIG_STATUS_UNTESTED,
  .rig_type =           RIG_TYPE_TRANSCEIVER,
  .ptt_type =           RIG_PTT_RIG,
  .dcd_type =           RIG_DCD_RIG,
  .port_type =          RIG_PORT_SERIAL,
  .serial_rate_min =    4800,
  .serial_rate_max =    4800,
  .serial_data_bits =   8,
  .serial_stop_bits =   2,
  .serial_parity =      RIG_PARITY_NONE,
  .serial_handshake =   RIG_HANDSHAKE_NONE, /* RTS low, DTR high, and CTS low. */
  .write_delay =        30,   /* 50ms to be real safe */
  .post_write_delay =   0,
  .timeout =            2000,
  .retry =              0,
  .has_get_func =       RIG_FUNC_NONE,
  .has_set_func =       RIG_FUNC_NONE,
  .has_get_level =      RIG_LEVEL_RAWSTR,
  .has_set_level =      RIG_LEVEL_NONE,
  .has_get_parm =       RIG_PARM_NONE,
  .has_set_parm =       RIG_PARM_NONE,
  .vfo_ops =            RIG_OP_NONE,
  .preamp =             { RIG_DBLST_END, },
  .attenuator =         { RIG_DBLST_END, },
  .max_rit =            Hz(0),
  .max_xit =            Hz(0),
  .max_ifshift =        Hz(0),
  .targetable_vfo =     RIG_TARGETABLE_FREQ,
  .transceive =         RIG_TRN_OFF,
  .bank_qty =           0,
  .chan_desc_sz =       0,
  .chan_list =          { 
                        RIG_CHAN_END,
                  },
  .rx_range_list1 =     { 
    {MHz(50), MHz(53.99999), FT736_MODES, -1, -1, FT736_VFOS },
    {MHz(144), MHz(145.99999), FT736_MODES, -1, -1, FT736_VFOS },
    {MHz(430), MHz(439.99999), FT736_MODES, -1, -1, FT736_VFOS },
    {MHz(1240), MHz(1299.99999), FT736_MODES, -1, -1, FT736_VFOS },
    RIG_FRNG_END,
  }, /* Region 1 rx ranges */

  .tx_range_list1 =     {
    {MHz(50), MHz(53.99999), FT736_MODES, W(5), W(30), FT736_VFOS },
    {MHz(144), MHz(145.99999), FT736_MODES, W(5), W(60), FT736_VFOS },
    {MHz(430), MHz(439.99999), FT736_MODES, W(5), W(60), FT736_VFOS },
    {MHz(1240), MHz(1299.99999), FT736_MODES, W(5), W(45), FT736_VFOS },
      RIG_FRNG_END,
  },    /* region 1 TX ranges */

  .rx_range_list2 =     {
    {MHz(50), MHz(53.99999), FT736_MODES, -1, -1, FT736_VFOS },
    {MHz(144), MHz(147.99999), FT736_MODES, -1, -1, FT736_VFOS },
    {MHz(220), MHz(224.99999), FT736_MODES, -1, -1, FT736_VFOS },
    {MHz(430), MHz(449.99999), FT736_MODES, -1, -1, FT736_VFOS },
    {MHz(1240), MHz(1299.99999), FT736_MODES, -1, -1, FT736_VFOS },
    RIG_FRNG_END,
  }, /* Region 2 rx ranges */

  .tx_range_list2 =     {
    {MHz(50), MHz(53.99999), FT736_MODES, W(5), W(30), FT736_VFOS },
    {MHz(144), MHz(147.99999), FT736_MODES, W(5), W(60), FT736_VFOS },
    {MHz(220), MHz(224.99999), FT736_MODES, W(5), W(60), FT736_VFOS },
    {MHz(430), MHz(449.99999), FT736_MODES, W(5), W(60), FT736_VFOS },
    {MHz(1240), MHz(1299.99999), FT736_MODES, W(5), W(45), FT736_VFOS },
      RIG_FRNG_END,
  },    /* region 2 TX ranges */


  .tuning_steps =       {
    {FT736_MODES, Hz(10)},
    RIG_TS_END,
  },

    /* mode/filter list, remember: order matters! */
  .filters =            {
    {RIG_MODE_SSB|RIG_MODE_CW|RIG_MODE_CWR,  kHz(2.2)},
    {RIG_MODE_CW,   Hz(600)},
    {RIG_MODE_FM,   kHz(12)},
    {RIG_MODE_FM,   kHz(8)},

    RIG_FLT_END,
  },

  .str_cal = FT736_STR_CAL,

  .rig_open =           ft736_open,
  .rig_close =          ft736_close,

  .set_freq =           ft736_set_freq,
  .set_mode =           ft736_set_mode,
  .set_ptt =            ft736_set_ptt,
  .get_dcd =            ft736_get_dcd,
  .get_level =          ft736_get_level,

  .set_split_vfo =      ft736_set_split_vfo,
  .set_split_freq =     ft736_set_split_freq,
  .set_split_mode =     ft736_set_split_mode,

  .set_rptr_shift =     ft736_set_rptr_shift,
  .set_rptr_offs =      ft736_set_rptr_offs,
};


/*
 * ft736_open  routine
 * 
 */
int ft736_open(RIG *rig)
{
  unsigned char cmd[YAESU_CMD_LENGTH] = { 0x00, 0x00, 0x00, 0x00, 0x00};
 
  rig_debug(RIG_DEBUG_TRACE, "%s called\n",__FUNCTION__);

  /* send Ext Cntl ON: Activate CAT */
  return write_block(&rig->state.rigport, cmd, YAESU_CMD_LENGTH);

}

int ft736_close(RIG *rig)
{
  unsigned char cmd[YAESU_CMD_LENGTH] = { 0x80, 0x80, 0x80, 0x80, 0x80};
 
  rig_debug(RIG_DEBUG_TRACE, "%s called\n",__FUNCTION__);

  /* send Ext Cntl OFF: Deactivate CAT */
  return write_block(&rig->state.rigport, cmd, YAESU_CMD_LENGTH);

}


int ft736_set_freq(RIG *rig, vfo_t vfo, freq_t freq)
{
  unsigned char cmd[YAESU_CMD_LENGTH] = { 0x00, 0x00, 0x00, 0x00, 0x01};

   /* store bcd format in cmd (MSB) */
  to_bcd_be(cmd,freq/10,8);

  /* special case for 1.2GHz band */
  if (freq > GHz(1.2))
      cmd[0] = (cmd[0] & 0x0f) | 0xc0;

  /* Frequency set */
  return write_block(&rig->state.rigport, cmd, YAESU_CMD_LENGTH);
}



#define MD_LSB  0x00
#define MD_USB  0x01
#define MD_CW   0x02
#define MD_CWR  0x03
#define MD_AM   0x04
#define MD_FM   0x08

int ft736_set_mode(RIG *rig, vfo_t vfo, rmode_t mode, pbwidth_t width)
{
  unsigned char cmd[YAESU_CMD_LENGTH] = { 0x00, 0x00, 0x00, 0x00, 0x07};
  unsigned char md;


  /* 
   * translate mode from generic to ft736 specific
   */
  switch(mode) {
  case RIG_MODE_CW:     md = MD_CW; break;
  case RIG_MODE_CWR:    md = MD_CWR; break;
  case RIG_MODE_USB:    md = MD_USB; break;
  case RIG_MODE_LSB:    md = MD_LSB; break;
  case RIG_MODE_FM:     md = MD_FM; break;
  case RIG_MODE_AM:     md = MD_AM; break;
  default:
    return -RIG_EINVAL;         /* sorry, wrong MODE */
  }

  if (width != RIG_PASSBAND_NORMAL &&
              width < rig_passband_normal(rig, mode)) {
        md |= 0x80;
  }

  cmd[0] = md;

  /* Mode set */
  return write_block(&rig->state.rigport, cmd, YAESU_CMD_LENGTH);
}



int ft736_set_split_vfo(RIG *rig, vfo_t vfo, split_t split, vfo_t tx_vfo)
{
  unsigned char cmd[YAESU_CMD_LENGTH] = { 0x00, 0x00, 0x00, 0x00, 0x8e};

  /*
   * this can be misleading as Yaesu call it "Full duplex" 
   * or "sat mode", and split Yaesu terms is repeater shift.
   */ 
  cmd[4] = split == RIG_SPLIT_ON ? 0x0e : 0x8e;

  return write_block(&rig->state.rigport, cmd, YAESU_CMD_LENGTH);
}

int ft736_set_split_freq(RIG *rig, vfo_t vfo, freq_t freq)
{
  unsigned char cmd[YAESU_CMD_LENGTH] = { 0x00, 0x00, 0x00, 0x00, 0x1e};

   /* store bcd format in cmd (MSB) */
  to_bcd_be(cmd,freq/10,8);

  /* special case for 1.2GHz band */
  if (freq > GHz(1.2))
      cmd[0] = (cmd[0] & 0x0f) | 0xc0;

  /* Frequency set */
  return write_block(&rig->state.rigport, cmd, YAESU_CMD_LENGTH);
}


int ft736_set_split_mode(RIG *rig, vfo_t vfo, rmode_t mode, pbwidth_t width)
{
  unsigned char cmd[YAESU_CMD_LENGTH] = { 0x00, 0x00, 0x00, 0x00, 0x27};
  unsigned char md;


  /* 
   * translate mode from generic to ft736 specific
   */
  switch(mode) {
  case RIG_MODE_CW:     md = MD_CW; break;
  case RIG_MODE_CWR:    md = MD_CWR; break;
  case RIG_MODE_USB:    md = MD_USB; break;
  case RIG_MODE_LSB:    md = MD_LSB; break;
  case RIG_MODE_FM:     md = MD_FM; break;
  case RIG_MODE_AM:     md = MD_AM; break;
  default:
    return -RIG_EINVAL;         /* sorry, wrong MODE */
  }

  if (width != RIG_PASSBAND_NORMAL &&
              width < rig_passband_normal(rig, mode)) {
        md |= 0x80;
  }

  cmd[0] = md;

  /* Mode set */
  return write_block(&rig->state.rigport, cmd, YAESU_CMD_LENGTH);
}




int ft736_set_ptt(RIG *rig, vfo_t vfo, ptt_t ptt)
{
  unsigned char cmd[YAESU_CMD_LENGTH] = { 0x00, 0x00, 0x00, 0x00, 0x88};

  cmd[4] = ptt == RIG_PTT_ON ? 0x08 : 0x88;

  /* Tx/Rx set */
  return write_block(&rig->state.rigport, cmd, YAESU_CMD_LENGTH);
}

int ft736_get_dcd(RIG *rig, vfo_t vfo, dcd_t *dcd)
{
  unsigned char cmd[YAESU_CMD_LENGTH] = { 0x00, 0x00, 0x00, 0x00, 0xe7};
  int retval;

  serial_flush(&rig->state.rigport);

  retval = write_block(&rig->state.rigport, cmd, YAESU_CMD_LENGTH);

  if (retval < 0)
        return retval;

  /* read back the 1 byte */
  retval = read_block(&rig->state.rigport, cmd, 5);

  if (retval < 1) {
      rig_debug(RIG_DEBUG_ERR,"%s: read squelch failed %d\n", 
                  __FUNCTION__,retval);

      return retval < 0 ? retval : -RIG_EIO;
  }
  *dcd = cmd[0] == 0x00 ? RIG_DCD_OFF : RIG_DCD_ON;

  return RIG_OK;
}

int ft736_get_level(RIG *rig, vfo_t vfo, setting_t level, value_t *val)
{
  unsigned char cmd[YAESU_CMD_LENGTH] = { 0x00, 0x00, 0x00, 0x00, 0xf7};
  int retval;
 
  if (level != RIG_LEVEL_RAWSTR)
        return -RIG_EINVAL;

  serial_flush(&rig->state.rigport);

  /* send Test S-meter cmd to rig  */
  retval = write_block(&rig->state.rigport, cmd, YAESU_CMD_LENGTH);
  if (retval < 0)
        return retval;

  /* read back the 1 byte */
  retval = read_block(&rig->state.rigport, cmd, 5);

  if (retval < 1) {
      rig_debug(RIG_DEBUG_ERR,"%s: read meter failed %d\n", 
                  __FUNCTION__,retval);

      return retval < 0 ? retval : -RIG_EIO;
  }
  val->i = cmd[0];

  return RIG_OK;
}



int ft736_set_rptr_shift(RIG *rig, vfo_t vfo, rptr_shift_t shift)
{
  unsigned char cmd[YAESU_CMD_LENGTH] = { 0x00, 0x00, 0x00, 0x00, 0x88};

  switch (shift) {
  case RIG_RPT_SHIFT_NONE:
    cmd[4] = 0x88;
    break;
  case RIG_RPT_SHIFT_MINUS:
    cmd[4] = 0x09;
    break;
  case RIG_RPT_SHIFT_PLUS:
    cmd[4] = 0x49;
    break;
  default:
    return -RIG_EINVAL;
  }

  return write_block(&rig->state.rigport, cmd, YAESU_CMD_LENGTH);
}

int ft736_set_rptr_offs(RIG *rig, vfo_t vfo, shortfreq_t offs)
{
  unsigned char cmd[YAESU_CMD_LENGTH] = { 0x00, 0x00, 0x00, 0x00, 0xf9};

   /* store bcd format in cmd (MSB) */
  to_bcd_be(cmd,offs,8);

  /* Offset set */
  return write_block(&rig->state.rigport, cmd, YAESU_CMD_LENGTH);
}


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