Hamlib/tentec/tt550.c

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36 KiB
C
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/*
* Hamlib Tentec Pegasus TT550 backend - main file
*
* 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.
*
*
* Heavily modified for 550 support from the original tentec.c
* (c) Oct 2002, Jan,Feb 2004- Ken Koster N7IPB
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdlib.h>
#include <stdio.h> /* Standard input/output definitions */
#include <string.h> /* String function definitions */
#include <unistd.h> /* UNIX standard function definitions */
#include <fcntl.h> /* File control definitions */
#include <errno.h> /* Error number definitions */
#include <math.h>
#include <hamlib/rig.h>
#include <serial.h>
#include <misc.h>
#include <cal.h>
#include "tt550.h"
/*
* Filter table for 550 reciver support
*/
static int tt550_filters[] = {
6000, 5700, 5400, 5100, 4800, 4500, 4200, 3900, 3600, 3300, 3000, 2850,
2700, 2550, 2400, 2250, 2100, 1950, 1800, 1650, 1500, 1350, 1200, 1050,
900, 750, 675, 600, 525, 450, 375, 330, 300, 8000
};
/*
* Filter table for 550 transmit support - The 550 allows the transmitter audio
* filter bandwidth to be changed, but the filters allowed are only a subset of the
* receive filters. This table is used to restrict the filters to the allowable
* range.
*/
static int tt550_tx_filters[] = {
3900, 3600, 3300, 3000, 2850, 2700, 2550, 2400, 2250, 2100, 1950, 1800,
1650, 1500, 1350, 1200, 1050
};
/***************************Support Functions********************************/
/*
* tt550_transaction
* read exactly data_len bytes
* We assume that rig!=NULL, rig->state!= NULL, data!=NULL, data_len!=NULL
* Otherwise, you'll get a nice seg fault. You've been warned!
*/
int
tt550_transaction (RIG * rig, const char *cmd, int cmd_len, char *data,
int *data_len)
{
int retval;
struct rig_state *rs;
rs = &rig->state;
/*
* Hold_Decode keeps the asynchronous decode routine from being called
* when we get data back from a normal command.
*/
Hold_Decode (rig);
serial_flush (&rs->rigport);
retval = write_block (&rs->rigport, cmd, cmd_len);
if (retval != RIG_OK)
{
Unhold_Decode (rig);
return retval;
}
/*
* no data expected, TODO: flush input?
*/
if (!data || !data_len) {
Unhold_Decode (rig);
return 0;
}
retval = read_string (&rs->rigport, data, *data_len, "", 0);
if (retval == -RIG_ETIMEOUT)
retval = 0;
if (retval < 0)
return retval;
*data_len = retval;
Unhold_Decode (rig);
return RIG_OK;
}
/*
* tt550_tx_control - The 550 has a number of operations that control
* the transmitter. Commands like enable/disable tx, enable/disable
* amplifier loop, enable/disable keep alive, etc.
* This function provides for these commands.
*/
int
tt550_tx_control (RIG * rig, char oper)
{
struct rig_state *rs = &rig->state;
int retval, cmd_len;
char cmdbuf[4];
cmd_len = sprintf (cmdbuf, "#%c" EOM, oper);
retval = write_block (&rs->rigport, cmdbuf, cmd_len);
/*
* if (retval == RIG_OK) not currently saving the state of these operations I'm
* not sure we need to, but if so, this is where it would go.
*/
return retval;
}
/*
* tt550_ldg_control - The 550 has a builtin LDG antenna tuner option.
* This function controls the tuner operations.
*
*
* The LDG tuner listens on the Pegasus' RS-232
* Rx Data line. The interface is one-way. The tuner can't
* respond at all. The Pegasus will respond with Z<cr> when
* it sees the commands meant for the tuner. This is normal.
* The LDG tuner is only listening on the serial line
* when RF is applied. Therefore, RF must be applied before
* the tuner will do anything.
*
* $0<cr> = Place tuner in bypass mode
* $1<cr> = Start Tune process
* $3<cr> = Cap Up
* $4<cr> = Cap Dn
* $5<cr> = Inductor Up
* $6<cr> = Inductor Dn
* This function provides for these commands.
*/
int
tt550_ldg_control (RIG * rig, char oper)
{
int retval, cmd_len, lvl_len;
char cmdbuf[4], lvlbuf[32];
cmd_len = sprintf (cmdbuf, "$%c" EOM, oper);
lvl_len = 3;
retval = tt550_transaction (rig, cmdbuf, 3, lvlbuf, &lvl_len);
/*
* if (retval == RIG_OK) not currently saving the state of these operations I'm
* not sure we need to, but if so, this is where it would go.
*/
return retval;
}
/*
* Tuning Factor Calculations
* Used by both receive and transmit vfo routines
* to calculate the desired tuning parameters.
* tx - 0 for receive tuning, 1 for transmit tuning
* Thanks to the unknown author of the GPL'd windows program
* found on the Ten-Tec site. Having working examples of the
* calculations was invaluable.
*/
static void
tt550_tuning_factor_calc (RIG * rig, int tx)
{
struct tt550_priv_data *priv;
int Bfo = 700;
double TFreq = 0, IVal, radio_freq = 0;
int NVal, FVal; // N value/finetune value
int TBfo = 0; // temporary BFO
int IBfo = 1500; // Intermediate BFO Freq
int FilterBw; // Filter Bandwidth determined from table
int Mode, bwBFO, PbtAdj, RitAdj, XitAdj;
priv = (struct tt550_priv_data *) rig->state.priv;
Mode = (tx ? priv->tx_mode : priv->rx_mode);
radio_freq = ((tx ? priv->tx_freq : priv->rx_freq)) / (double) MHz (1);
FilterBw = priv->width;
PbtAdj = priv->pbtadj;
RitAdj = priv->rit;
XitAdj = priv->xit;
if (tx)
{
bwBFO = (FilterBw / 2) + 200;
IBfo = (bwBFO > IBfo) ? bwBFO : IBfo;
if (Mode == RIG_MODE_USB)
{
TFreq =
radio_freq + (double) (IBfo / 1e6) + (double) (XitAdj / 1e6);
IBfo = (int) (IBfo * 2.73);
}
if (Mode == RIG_MODE_LSB)
{
TFreq =
radio_freq - (double) (IBfo / 1e6) + (double) (XitAdj / 1e6);
IBfo = (int) (IBfo * 2.73);
}
if (Mode == RIG_MODE_CW)
{
// CW Mode uses LSB Mode
IBfo = 1500;
TFreq =
radio_freq - (double) (IBfo / 1e6) + (double) (Bfo / 1e6) +
(double) (XitAdj / 1e6);
IBfo = (int) (Bfo * 2.73);
}
if (Mode == RIG_MODE_FM)
{
IBfo = 0;
TFreq =
radio_freq - (double) (IBfo / 1e6) + (double) (Bfo / 1e6) +
(double) (XitAdj / 1e6);
IBfo = 0;
}
if (Mode == RIG_MODE_AM)
{
IBfo = 0;
TFreq =
radio_freq - (double) (IBfo / 1e6) + (double) (Bfo / 1e6) +
(double) (XitAdj / 1e6);
IBfo = 0;
}
}
else
{
radio_freq = radio_freq + (double) (RitAdj / 1e6);
if (Mode == RIG_MODE_USB)
{
IBfo = (FilterBw / 2) + 200;
TFreq =
radio_freq + (double) (IBfo / 1e6) + (double) (PbtAdj / 1e6) +
(double) (RitAdj / 1e6);
IBfo = IBfo + PbtAdj ;
}
if (Mode == RIG_MODE_LSB)
{
IBfo = (FilterBw / 2) + 200;
TFreq =
radio_freq - (double) (IBfo / 1e6) - (double) (PbtAdj / 1e6) +
(double) (RitAdj / 1e6);
IBfo = IBfo + PbtAdj ;
}
if (Mode == RIG_MODE_CW)
{
/* CW Mode uses LSB Mode */
if (((FilterBw / 2) + 300) <= Bfo)
{
IBfo = 0;
TFreq =
radio_freq - (double) (IBfo / 1e6) - (double) (PbtAdj / 1e6) +
(double) (RitAdj / 1e6);
IBfo = IBfo + Bfo + PbtAdj;
}
else
{
IBfo = (FilterBw / 2) + 300;
TFreq =
radio_freq - (double) (IBfo / 1e6) + (double) (Bfo / 1e6) -
(double) (PbtAdj / 1e6) + (double) (RitAdj / 1e6);
IBfo = IBfo + PbtAdj ;
}
}
if (Mode == RIG_MODE_FM)
{
IBfo = 0;
TFreq =
radio_freq - (double) (IBfo / 1e6) + (double) (Bfo / 1e6) -
(double) (PbtAdj / 1e6) + (double) (RitAdj / 1e6);
IBfo = 0;
}
if (Mode == RIG_MODE_AM)
{
IBfo = 0;
TFreq =
radio_freq - (double) (IBfo / 1e6) + (double) (Bfo / 1e6) -
(double) (PbtAdj / 1e6) + (double) (RitAdj / 1e6);
IBfo = 0;
}
}
TFreq = TFreq - 0.00125;
NVal = (int) (TFreq * 400);
IVal = (double) ((TFreq * 400.0) - NVal);
FVal = (int) (IVal * 2500.0 * 5.46);
NVal = (NVal + 18000);
TBfo = (tx ? IBfo : (int) (((double) IBfo + 8000.0) * 2.73));
priv->ctf = NVal;
priv->ftf = FVal;
priv->btf = TBfo;
}
/*************************End of Support Functions**************************/
/*
* tt550_init:
* Basically, it just sets up *priv with some sane defaults
*
*/
int
tt550_init (RIG * rig)
{
struct tt550_priv_data *priv;
priv = (struct tt550_priv_data *) malloc (sizeof (struct tt550_priv_data));
if (!priv)
{
/*
* whoops! memory shortage!
*/
return -RIG_ENOMEM;
}
memset (priv, 0, sizeof (struct tt550_priv_data));
/*
* set arbitrary initial status
*/
priv->rx_freq = MHz (3.985);
priv->tx_freq = MHz (3.985);
priv->rx_mode = RIG_MODE_LSB;
priv->tx_mode = RIG_MODE_LSB;
priv->width = kHz (2.4);
priv->tx_width = kHz (2.4);
priv->tx_cwbfo = priv->cwbfo = kHz (0.7);
priv->agc = 0.5; /* medium */
priv->lineout = priv->spkvol = 0.0; /* mute */
priv->stepsize = 100; /* default to 100Hz tuning step */
rig->state.priv = (rig_ptr_t) priv;
return RIG_OK;
}
/*
* Tentec generic tt550_cleanup routine
* the serial port is closed by the frontend
*/
int
tt550_cleanup (RIG * rig)
{
if (rig->state.priv)
free (rig->state.priv);
rig->state.priv = NULL;
return RIG_OK;
}
/*
* Software restart
*/
int
tt550_reset (RIG * rig, reset_t reset)
{
int retval, reset_len;
char reset_buf[32];
reset_len = 16;
retval = tt550_transaction (rig, "XX" EOM, 3, reset_buf, &reset_len);
if (retval != RIG_OK)
return retval;
reset_len = 16;
if (strstr (reset_buf, "DSP START"))
{
retval = tt550_transaction (rig, "P1" EOM, 3, reset_buf, &reset_len);
if (retval != RIG_OK)
return retval;
}
if (!strstr (reset_buf, "RADIO START"))
{
return -RIG_EPROTO;
}
return RIG_OK;
}
/*
* Tentec 550 transceiver open routine
* Restart and set program to execute.
*/
int
tt550_trx_open (RIG * rig)
{
struct tt550_priv_data *priv;
priv = (struct tt550_priv_data *) rig->state.priv;
/*
* Reset the radio and start it's program running
* We'll try twice to reset before giving up
*/
if (tt550_reset (rig, RIG_RESET_SOFT) != RIG_OK)
{
if (tt550_reset (rig, RIG_RESET_SOFT) != RIG_OK)
{
return -RIG_EPROTO;
}
}
#ifdef BYPASS_KEEPALIVE
/*
* Temporarily Disable the transmitter Keep alive. The 550 expects the software
* to execute a serial command at least once every two seconds or it will
* disable TX.
*/
tt550_tx_control (rig, DISABLE_KEEPALIVE);
#endif
/*
* Program the radio with the default mode,freq,filter
*/
tt550_set_tx_mode (rig, RIG_VFO_CURR, priv->tx_mode, priv->tx_width);
tt550_set_rx_mode (rig, RIG_VFO_CURR, priv->rx_mode, priv->width);
tt550_set_tx_freq (rig, RIG_VFO_CURR, priv->tx_freq);
tt550_set_rx_freq (rig, RIG_VFO_CURR, priv->rx_freq);
/*
* Enable TX
*/
tt550_tx_control (rig, ENABLE_TX);
/*
* Bypass automatic tuner
*/
tt550_ldg_control (rig, '0');
return RIG_OK;
}
/*
* tt550_set_freq
* Set the receive frequency to that requested and if
* Split mode is OFF do the transmitter too
*/
int
tt550_set_freq (RIG * rig, vfo_t vfo, freq_t freq)
{
int retval;
struct tt550_priv_data *priv = (struct tt550_priv_data *) rig->state.priv;
retval = tt550_set_rx_freq (rig, vfo, freq);
if (retval != RIG_OK)
{
return retval;
}
if (priv->split == RIG_SPLIT_OFF)
{
return tt550_set_tx_freq (rig, vfo, freq);
}
return retval;
}
/*
* tt550_get_freq
* Get the current receive frequency
*/
int
tt550_get_freq (RIG * rig, vfo_t vfo, freq_t * freq)
{
struct tt550_priv_data *priv = (struct tt550_priv_data *) rig->state.priv;
*freq = priv->rx_freq;
return RIG_OK;
}
/*
* tt550_set_mode
* Set the receive mode and if NOT in split mode
* set the transmitter to the same mode/width
*/
int
tt550_set_mode (RIG * rig, vfo_t vfo, rmode_t mode, pbwidth_t width)
{
int retval;
struct tt550_priv_data *priv = (struct tt550_priv_data *) rig->state.priv;
retval = tt550_set_rx_mode (rig, vfo, mode, width);
if (retval != RIG_OK)
{
return retval;
}
if (priv->split == RIG_SPLIT_OFF)
{
return tt550_set_tx_mode (rig, vfo, mode, width);
}
return retval;
}
/*
* tt550_get_mode
* GET the current receive mode/width
*/
int
tt550_get_mode (RIG * rig, vfo_t vfo, rmode_t * mode, pbwidth_t * width)
{
struct tt550_priv_data *priv = (struct tt550_priv_data *) rig->state.priv;
*mode = priv->rx_mode;
*width = priv->width;
return RIG_OK;
}
/*
* tt550_set_rx_freq
* Set the receiver to the requested frequency
*/
int
tt550_set_rx_freq (RIG * rig, vfo_t vfo, freq_t freq)
{
struct tt550_priv_data *priv;
struct rig_state *rs = &rig->state;
int freq_len, retval;
char freqbuf[16];
priv = (struct tt550_priv_data *) rig->state.priv;
priv->rx_freq = freq;
tt550_tuning_factor_calc (rig, RECEIVE);
freq_len = sprintf (freqbuf, "N%c%c%c%c%c%c" EOM,
priv->ctf >> 8, priv->ctf & 0xff, priv->ftf >> 8,
priv->ftf & 0xff, priv->btf >> 8, priv->btf & 0xff);
retval = write_block (&rs->rigport, freqbuf, freq_len);
if (retval != RIG_OK)
return retval;
return RIG_OK;
}
/*
* tt550_set_tx_freq
* Set the current transmit frequency
*/
int
tt550_set_tx_freq (RIG * rig, vfo_t vfo, freq_t freq)
{
struct tt550_priv_data *priv;
struct rig_state *rs = &rig->state;
int freq_len, retval;
char freqbuf[16];
priv = (struct tt550_priv_data *) rig->state.priv;
priv->tx_freq = freq;
tt550_tuning_factor_calc (rig, TRANSMIT);
freq_len = sprintf (freqbuf, "T%c%c%c%c%c%c" EOM,
priv->ctf >> 8, priv->ctf & 0xff, priv->ftf >> 8,
priv->ftf & 0xff, priv->btf >> 8, priv->btf & 0xff);
retval = write_block (&rs->rigport, freqbuf, freq_len);
if (retval != RIG_OK)
return retval;
return RIG_OK;
}
/*
* tt550_get_tx_freq
* Get the current transmit frequency
*/
int
tt550_get_tx_freq (RIG * rig, vfo_t vfo, freq_t * freq)
{
struct tt550_priv_data *priv = (struct tt550_priv_data *) rig->state.priv;
*freq = priv->tx_freq;
return RIG_OK;
}
/*
* tt550_set_rx_mode
* SET the current receive mode
*/
int
tt550_set_rx_mode (RIG * rig, vfo_t vfo, rmode_t mode, pbwidth_t width)
{
struct tt550_priv_data *priv = (struct tt550_priv_data *) rig->state.priv;
struct rig_state *rs = &rig->state;
char ttmode;
rmode_t saved_mode;
pbwidth_t saved_width;
int mdbuf_len, ttfilter, retval;
char mdbuf[48];
/*
* Find mode for receive
*/
switch (mode)
{
case RIG_MODE_USB:
ttmode = TT_USB;
break;
case RIG_MODE_LSB:
ttmode = TT_LSB;
break;
case RIG_MODE_CW:
ttmode = TT_CW;
break;
case RIG_MODE_AM:
ttmode = TT_AM;
break;
case RIG_MODE_FM:
ttmode = TT_FM;
break;
default:
rig_debug (RIG_DEBUG_ERR, "tt550_set_rxmode: unsupported mode %d\n",
mode);
return -RIG_EINVAL;
}
if (width == RIG_PASSBAND_NORMAL)
width = rig_passband_normal (rig, mode);
for (ttfilter = 0; tt550_filters[ttfilter] != 0; ttfilter++)
{
if (tt550_filters[ttfilter] == width)
break;
}
if (tt550_filters[ttfilter] != width)
{
rig_debug (RIG_DEBUG_ERR, "tt550_set_mode: unsupported width %d\n",
width);
return -RIG_EINVAL;
}
/*
* backup current values in case we fail to write to port
*/
saved_mode = priv->rx_mode;
saved_width = priv->width;
priv->rx_mode = mode;
priv->width = width;
tt550_tuning_factor_calc (rig, RECEIVE);
mdbuf_len = sprintf (mdbuf, "M%c%c" EOM, ttmode, ttmode);
retval = write_block (&rs->rigport, mdbuf, mdbuf_len);
mdbuf_len = sprintf (mdbuf, "W%c" EOM
"N%c%c%c%c%c%c" EOM,
ttfilter,
priv->ctf >> 8, priv->ctf & 0xff, priv->ftf >> 8,
priv->ftf & 0xff, priv->btf >> 8, priv->btf & 0xff);
retval = write_block (&rs->rigport, mdbuf, mdbuf_len);
if (retval != RIG_OK)
{
priv->rx_mode = saved_mode;
priv->width = saved_width;
return retval;
}
return RIG_OK;
}
/*
* tt550_set_tx_mode
* Set the current transmit mode/filter
* Since the transmitter uses a subset of the filters used
* by the receiver we set the filter if possible, if not we use
* the nearest value.
*/
int
tt550_set_tx_mode (RIG * rig, vfo_t vfo, rmode_t mode, pbwidth_t width)
{
struct tt550_priv_data *priv = (struct tt550_priv_data *) rig->state.priv;
struct rig_state *rs = &rig->state;
char ttmode;
rmode_t saved_mode;
pbwidth_t saved_width;
int mdbuf_len, ttfilter, retval;
char mdbuf[48];
switch (mode)
{
case RIG_MODE_USB:
ttmode = TT_USB;
break;
case RIG_MODE_LSB:
ttmode = TT_LSB;
break;
case RIG_MODE_CW:
ttmode = TT_CW;
break;
case RIG_MODE_AM:
ttmode = TT_AM;
break;
case RIG_MODE_FM:
ttmode = TT_FM;
break;
default:
rig_debug (RIG_DEBUG_ERR, "tt550_set_mode: unsupported tx mode %d\n",
mode);
return -RIG_EINVAL;
}
/*
* Limit the transmitter bandwidth - it's not the same as the receiver
*/
if (width < 1050)
width = 1050;
if (width > 3900)
width = 3900;
if (width == RIG_PASSBAND_NORMAL)
width = rig_passband_normal (rig, mode);
for (ttfilter = 0; tt550_tx_filters[ttfilter] != 0; ttfilter++)
{
if (tt550_tx_filters[ttfilter] == width)
break;
}
if (tt550_tx_filters[ttfilter] != width)
{
rig_debug (RIG_DEBUG_ERR,
"tt550_set_mode: unsupported tx width %d,%d\n", width,
ttfilter);
return -RIG_EINVAL;
}
/*
* The tx filter array contains just the allowed filter values, but the
* command assumes that the first allowed value is at offset 7. We add
* 7 to compensate for the array difference
*/
ttfilter += 7;
/*
* backup current values in case we fail to write to port
*/
saved_mode = priv->tx_mode;
saved_width = priv->tx_width;
priv->tx_mode = mode;
priv->tx_width = width;
tt550_tuning_factor_calc (rig, TRANSMIT);
mdbuf_len = sprintf (mdbuf, "M%c%c" EOM, ttmode, ttmode);
retval = write_block (&rs->rigport, mdbuf, mdbuf_len);
mdbuf_len = sprintf (mdbuf, "C%c" EOM
"T%c%c%c%c%c%c" EOM,
ttfilter,
priv->ctf >> 8, priv->ctf & 0xff, priv->ftf >> 8,
priv->ftf & 0xff, priv->btf >> 8, priv->btf & 0xff);
retval = write_block (&rs->rigport, mdbuf, mdbuf_len);
if (retval != RIG_OK)
{
priv->tx_mode = saved_mode;
priv->tx_width = saved_width;
return retval;
}
return RIG_OK;
}
/*
* tt550_get_tx_mode
*/
int
tt550_get_tx_mode (RIG * rig, vfo_t vfo, rmode_t * mode, pbwidth_t * width)
{
struct tt550_priv_data *priv = (struct tt550_priv_data *) rig->state.priv;
*mode = priv->tx_mode;
*width = priv->tx_width;
return RIG_OK;
}
/*
* Set the RIT value and force receive frequency to change
*/
int
tt550_set_rit (RIG * rig, vfo_t vfo, shortfreq_t rit)
{
struct tt550_priv_data *priv = (struct tt550_priv_data *) rig->state.priv;
priv->rit = rit;
tt550_set_rx_freq (rig, vfo, priv->rx_freq);
return RIG_OK;
}
/*
* Get The current RIT value
*/
int
tt550_get_rit (RIG * rig, vfo_t vfo, shortfreq_t * rit)
{
struct tt550_priv_data *priv = (struct tt550_priv_data *) rig->state.priv;
*rit = priv->rit;
return RIG_OK;
}
/*
* Set the XIT value and force the Transmit frequency to change
*/
int
tt550_set_xit (RIG * rig, vfo_t vfo, shortfreq_t xit)
{
struct tt550_priv_data *priv = (struct tt550_priv_data *) rig->state.priv;
priv->xit = xit;
tt550_set_tx_freq (rig, vfo, priv->tx_freq);
return RIG_OK;
}
/*
* Get the Current XIT value
*/
int
tt550_get_xit (RIG * rig, vfo_t vfo, shortfreq_t * xit)
{
struct tt550_priv_data *priv = (struct tt550_priv_data *) rig->state.priv;
*xit = priv->xit;
return RIG_OK;
}
/*
* tt550_set_level
*/
int
tt550_set_level (RIG * rig, vfo_t vfo, setting_t level, value_t val)
{
struct tt550_priv_data *priv = (struct tt550_priv_data *) rig->state.priv;
struct rig_state *rs = &rig->state;
int cmd_len, retval, ditfactor, dahfactor, spcfactor;
char cmdbuf[32];
switch (level)
{
case RIG_LEVEL_AGC:
cmd_len =
sprintf (cmdbuf, "G%c" EOM,
val.i >= 3 ? '3' : (val.i < 2 ? '1' : '2'));
retval = write_block (&rs->rigport, cmdbuf, cmd_len);
if (retval == RIG_OK)
priv->agc = val.i;
return retval;
case RIG_LEVEL_AF:
cmd_len = sprintf (cmdbuf, "V%c" EOM, (int) (val.f * 255));
retval = write_block (&rs->rigport, cmdbuf, cmd_len);
if (retval == RIG_OK)
priv->spkvol = val.f;
return retval;
#ifdef RIG_LEVEL_LINEOUT
case RIG_LEVEL_LINEOUT:
cmd_len = sprintf (cmdbuf, "L%c" EOM, (int) (val.f * 63));
retval = write_block (&rs->rigport, cmdbuf, cmd_len);
if (retval == RIG_OK)
priv->lineout = val.f;
return retval;
#endif
case RIG_LEVEL_RF:
cmd_len = sprintf (cmdbuf, "A%c" EOM, (int) (val.f * 255));
retval = write_block (&rs->rigport, cmdbuf, cmd_len);
if (retval == RIG_OK)
priv->rflevel = val.f;
return retval;
case RIG_LEVEL_SQL:
cmd_len = sprintf (cmdbuf, "S%c" EOM, (int) (val.f * 19));
retval = write_block (&rs->rigport, cmdbuf, cmd_len);
if (retval == RIG_OK)
priv->sql = val.f;
return retval;
case RIG_LEVEL_NR:
cmd_len = sprintf (cmdbuf, "D%c" EOM, (int) (val.f * 7));
retval = write_block (&rs->rigport, cmdbuf, cmd_len);
if (retval == RIG_OK)
priv->nr = val.f;
return retval;
case RIG_LEVEL_ATT:
/*
* attenuator is either on or off
*/
cmd_len = sprintf (cmdbuf, "B%c" EOM, val.i < 15 ? '0' : '1');
retval = write_block (&rs->rigport, cmdbuf, cmd_len);
if (retval == RIG_OK)
priv->att = val.i;
return retval;
case RIG_LEVEL_KEYSPD:
ditfactor = spcfactor =
(int) (((double) 0.50 /
(val.i * (double) 0.4166 * (double) 0.0001667)));
dahfactor = ditfactor * 3;
cmd_len = sprintf (cmdbuf, "E%c%c%c%c%c%c" EOM,
ditfactor >> 8, ditfactor & 0xff, dahfactor >> 8,
dahfactor & 0xff, spcfactor >> 8,
spcfactor & 0xff);
retval = write_block (&rs->rigport, cmdbuf, cmd_len);
if (retval == RIG_OK)
priv->keyspd = val.i;
return retval;
case RIG_LEVEL_RFPOWER:
cmd_len = sprintf (cmdbuf, "P%c" EOM, (int) (val.f * 255));
retval = write_block (&rs->rigport, cmdbuf, cmd_len);
if (retval == RIG_OK)
priv->rfpower = val.f;
return retval;
case RIG_LEVEL_VOXGAIN:
cmd_len = sprintf (cmdbuf, "UG%c" EOM, (int) (val.f * 255));
retval = write_block (&rs->rigport, cmdbuf, cmd_len);
if (retval == RIG_OK)
priv->voxgain = val.f;
return retval;
case RIG_LEVEL_VOX:
cmd_len = sprintf (cmdbuf, "UH%c" EOM, (int) (val.f * 255));
retval = write_block (&rs->rigport, cmdbuf, cmd_len);
if (retval == RIG_OK)
priv->voxdelay = val.f;
return retval;
case RIG_LEVEL_ANTIVOX:
cmd_len = sprintf (cmdbuf, "UA%c" EOM, (int) (val.f * 255));
retval = write_block (&rs->rigport, cmdbuf, cmd_len);
if (retval == RIG_OK)
priv->antivox = val.f;
return retval;
case RIG_LEVEL_COMP:
cmd_len = sprintf (cmdbuf, "Y%c" EOM, (int) (val.f * 127));
retval = write_block (&rs->rigport, cmdbuf, cmd_len);
if (retval == RIG_OK)
priv->speechcomp = val.f;
return retval;
case RIG_LEVEL_MICGAIN:
cmd_len = sprintf (cmdbuf, "O1%c%c" EOM, 0, (int) (val.f * 15));
retval = write_block (&rs->rigport, cmdbuf, cmd_len);
if (retval == RIG_OK)
priv->mikegain = val.f;
return retval;
case RIG_LEVEL_BKINDL:
cmd_len = sprintf (cmdbuf, "UQ%c" EOM, (int) (val.f * 255));
retval = write_block (&rs->rigport, cmdbuf, cmd_len);
if (retval == RIG_OK)
priv->bkindl = val.f;
return retval;
case RIG_LEVEL_IF:
priv->pbtadj = val.i;
retval = tt550_set_rx_freq (rig, vfo, priv->tx_freq);
return retval;
default:
rig_debug (RIG_DEBUG_ERR, "Unsupported set_level %d\n", level);
return -RIG_EINVAL;
}
return RIG_OK;
}
/*
* tt550_get_level
*/
int
tt550_get_level (RIG * rig, vfo_t vfo, setting_t level, value_t * val)
{
struct tt550_priv_data *priv = (struct tt550_priv_data *) rig->state.priv;
int retval, lvl_len;
char lvlbuf[32];
switch (level)
{
case RIG_LEVEL_STRENGTH:
/*
* read A/D converted value
*/
lvl_len = 7;
retval = tt550_transaction (rig, "?S" EOM, 3, lvlbuf, &lvl_len);
if (retval != RIG_OK)
return retval;
if (lvl_len != 6)
{
rig_debug (RIG_DEBUG_ERR,
"tt550_get_level: wrong answer" "len=%d\n", lvl_len);
return -RIG_ERJCTED;
}
/*
* Crude but it should work, the first and second digits are
* the ascii value for the S number (0x30 = S0 etc.) followed by
* a two byte fractional binary portion - We only use the first
* portion for now.
*/
val->i = (((lvlbuf[2] - 0x30) * 6) - 54);
break;
case RIG_LEVEL_RAWSTR:
/*
* read A/D converted value
*/
lvl_len = 6;
retval = tt550_transaction (rig, "?X" EOM, 3, lvlbuf, &lvl_len);
if (retval != RIG_OK)
return retval;
if (lvl_len != 5)
{
rig_debug (RIG_DEBUG_ERR,
"tt550_get_level: wrong answer" "len=%d\n", lvl_len);
return -RIG_ERJCTED;
}
val->i = (lvlbuf[1] << 8) + lvlbuf[2];
break;
case RIG_LEVEL_AGC:
val->f = priv->agc;
break;
case RIG_LEVEL_AF:
val->f = priv->spkvol;
break;
#ifdef RIG_LEVEL_LINEOUT
case RIG_LEVEL_LINEOUT:
val->f = priv->lineout;
break;
#endif
case RIG_LEVEL_RF:
val->f = priv->rflevel;
break;
case RIG_LEVEL_SQL:
val->f = priv->sql;
break;
case RIG_LEVEL_ATT:
val->i = priv->att;
break;
case RIG_LEVEL_KEYSPD:
val->i = priv->keyspd;
break;
case RIG_LEVEL_NR:
val->f = priv->nr;
break;
case RIG_LEVEL_RFPOWER:
val->f = priv->rfpower;
break;
case RIG_LEVEL_VOXGAIN:
val->f = priv->voxgain;
break;
case RIG_LEVEL_VOX:
val->f = priv->voxdelay;
break;
case RIG_LEVEL_ANTIVOX:
val->f = priv->antivox;
break;
case RIG_LEVEL_COMP:
val->f = priv->speechcomp;
break;
case RIG_LEVEL_MICGAIN:
val->f = priv->mikegain;
break;
case RIG_LEVEL_BKINDL:
val->f = priv->bkindl;
break;
case RIG_LEVEL_IF:
val->i = priv->pbtadj;
break;
default:
rig_debug (RIG_DEBUG_ERR, "Unsupported get_level %d\n", level);
return -RIG_EINVAL;
}
return RIG_OK;
}
/*
* tt550_get_info
*/
const char *
tt550_get_info (RIG * rig)
{
static char buf[16];
int firmware_len, retval;
/*
* protocol version
*/
firmware_len = 10;
retval = tt550_transaction (rig, "?V" EOM, 3, buf, &firmware_len);
if (retval != RIG_OK || firmware_len != 9)
{
rig_debug (RIG_DEBUG_ERR, "tt550_get_info: ack NG, len=%d\n",
firmware_len);
return NULL;
}
buf[firmware_len] = '\0';
return buf;
}
/*
* tt550_set_ptt
*/
int
tt550_set_ptt (RIG * rig, vfo_t vfo, ptt_t ptt)
{
struct rig_state *rs = &rig->state;
int cmd_len;
char cmdbuf[16];
cmd_len = sprintf (cmdbuf, "Q%c" EOM, ptt == 0 ? '0' : '1');
return (write_block (&rs->rigport, cmdbuf, cmd_len));
}
/*
* tt550_get_ptt
*/
int
tt550_get_ptt (RIG * rig, vfo_t vfo, ptt_t * ptt)
{
static char buf[10];
int len, retval;
/*
* The 550 doesn't have an explicit command to return ptt status, so we fake it
* with the request for signal strength which returns a 'T' for the first
* character if we're transmitting
*/
len = 7;
retval = tt550_transaction (rig, "?S" EOM, 3, buf, &len);
if (retval != RIG_OK)
{
return retval;
}
/*
* buf should contain either Sxx for Receive Signal strenth
* or Txx for Transmit power/reflected power
*/
*ptt = buf[0] == 'T' ? RIG_PTT_ON : RIG_PTT_OFF;
return RIG_OK;
}
/*
* tt550_set_split_vfo
*/
int
tt550_set_split_vfo (RIG * rig, vfo_t vfo, split_t split, vfo_t tx_vfo)
{
struct tt550_priv_data *priv = (struct tt550_priv_data *) rig->state.priv;
priv->split = split;
return RIG_OK;
}
/*
* tt550_get_split_vfo
*/
int
tt550_get_split_vfo (RIG * rig, vfo_t vfo, split_t * split, vfo_t * tx_vfo)
{
struct tt550_priv_data *priv = (struct tt550_priv_data *) rig->state.priv;
*split = priv->split;
return RIG_OK;
}
int
tt550_set_func (RIG * rig, vfo_t vfo, setting_t func, int status)
{
unsigned char fctbuf[16];
int fct_len, ack_len;
struct tt550_priv_data *priv = (struct tt550_priv_data *) rig->state.priv;
struct rig_state *rs = &rig->state;
/* Optimize:
* sort the switch cases with the most frequent first
*/
ack_len = 0;
switch (func)
{
case RIG_FUNC_VOX:
fct_len =
sprintf ((char *) fctbuf, "U%c" EOM, status == 0 ? '0' : '1');
priv->vox = status;
return write_block (&rs->rigport, (char *) fctbuf, fct_len);
case RIG_FUNC_NR:
fct_len =
sprintf ((char *) fctbuf, "K%c%c" EOM, status == 0 ? '0' : '1',
priv->anf == 0 ? '0' : '1');
priv->en_nr = status;
return write_block (&rs->rigport, (char *) fctbuf, fct_len);
case RIG_FUNC_ANF:
fct_len =
sprintf ((char *) fctbuf, "K%c%c" EOM, priv->en_nr == 0 ? '0' : '1',
status == 0 ? '0' : '1');
priv->anf = status;
return write_block (&rs->rigport, (char *) fctbuf, fct_len);
case RIG_FUNC_TUNER:
priv->tuner = status;
if (status == '0')
tt550_ldg_control (rig, 0);
return RIG_OK;
default:
rig_debug (RIG_DEBUG_ERR, "Unsupported set_func %#x", func);
return -RIG_EINVAL;
}
return RIG_OK;
}
int
tt550_get_func (RIG * rig, vfo_t vfo, setting_t func, int *status)
{
struct tt550_priv_data *priv = (struct tt550_priv_data *) rig->state.priv;
/* Optimize:
* sort the switch cases with the most frequent first
*/
switch (func)
{
case RIG_FUNC_VOX:
*status = priv->vox;
break;
case RIG_FUNC_NR:
*status = priv->en_nr;
break;
case RIG_FUNC_ANF:
*status = priv->anf;
break;
case RIG_FUNC_TUNER:
*status = priv->tuner;
break;
default:
rig_debug (RIG_DEBUG_ERR, "Unsupported get_func %#x", func);
return -RIG_EINVAL;
}
return RIG_OK;
}
/*
* tt550_set_tuning_step
*/
int
tt550_set_tuning_step (RIG * rig, vfo_t vfo, shortfreq_t stepsize)
{
struct tt550_priv_data *priv;
struct rig_state *rs;
rs = &rig->state;
priv = (struct tt550_priv_data *) rs->priv;
rig_debug (RIG_DEBUG_VERBOSE, "tt550: tt550_set_tuning_step - %d\n",
stepsize);
priv->stepsize = stepsize;
return RIG_OK;
}
/*
* tt550_get_tuning_step
*/
int
tt550_get_tuning_step (RIG * rig, vfo_t vfo, shortfreq_t * stepsize)
{
struct tt550_priv_data *priv;
struct rig_state *rs;
rs = &rig->state;
priv = (struct tt550_priv_data *) rs->priv;
rig_debug (RIG_DEBUG_VERBOSE, "tt550: tt550_get_tuning_step - %d\n",
priv->stepsize);
*stepsize = priv->stepsize;
return RIG_OK;
}
/*
* Tune the radio using the LDG antenna tuner
*/
int
tt550_tune (RIG * rig)
{
value_t current_power;
rmode_t current_mode;
value_t lowpower;
struct tt550_priv_data *priv = (struct tt550_priv_data *) rig->state.priv;
/* Set our lowpower level to about 10 Watts */
lowpower.f = 0.12;
/* Get the current power and save it, */
current_power.f = priv->rfpower;
/* Set power to approx 10w */
tt550_set_level (rig, RIG_VFO_CURR, RIG_LEVEL_RFPOWER, lowpower);
/* Get the current mode, and save */
current_mode = priv->tx_mode;
/* Set the mode to cw, keep the old frequency and bandwidth */
tt550_set_tx_mode (rig, RIG_VFO_CURR, RIG_MODE_CW, priv->tx_width);
tt550_set_tx_freq (rig, RIG_VFO_CURR, priv->tx_freq);
/* key the radio */
tt550_set_ptt (rig, RIG_VFO_CURR, 1);
/* Wait long enough for the transmitter to key up */
sleep (1);
/* Start the tuner */
tt550_ldg_control (rig, '1');
/*
* Wait for tuner to finish
* NOTE: Using sleep and blocking like this is BAD, we
* really should have a way to tell that the tuner is finished.
* What we should be doing here is probably:
* 1. wait one second for tuner to start.
* 2. Unkey the radio - the LDG tuner will keep it keyed until
* it is done. (I think)
* NOTE: I was wrong, the LDG does not key the rig so this won't work.
* Have to come up with something else.
* 3. Keep checking for the Radio to be unkeyed
* 4. Stop the tuner and restore everything.
* The above should all be done asynchronous to this function so
* that we don't stall the calling routine.
*/
sleep (4);
/* Unkey the Radio */
tt550_set_ptt (rig, RIG_VFO_CURR, 0);
/* Restore the mode and frequency */
tt550_set_tx_mode (rig, RIG_VFO_CURR, current_mode, priv->tx_width);
tt550_set_tx_freq (rig, RIG_VFO_CURR, priv->tx_freq);
/* Restore the original Power setting */
tt550_set_level (rig, RIG_VFO_CURR, RIG_LEVEL_RFPOWER, current_power);
return RIG_OK;
}
/*
* tt550_vfo_op
*/
int
tt550_vfo_op (RIG * rig, vfo_t vfo, vfo_op_t op)
{
switch (op)
{
case RIG_OP_TUNE:
tt550_tune (rig);
break;
default:
rig_debug (RIG_DEBUG_ERR, "tt550_vfo_op: unsupported op %#x\n", op);
return -RIG_EINVAL;
}
return RIG_OK;
}
#define MAXFRAMELEN 7
/*
* tt550_decode is called by sa_sigio, when asynchronous data
* has been received from the rig
*
* A lot more can be done in this routine. Things like allowing F2
* to switch the encoder between frequency, audio, power control. Or
* letting a function key cycle thru various bands.
* For now it just handles the encoder for frequency change and F1 for
* changing the step size.
*/
int
tt550_decode_event (RIG * rig)
{
struct tt550_priv_data *priv;
struct rig_state *rs;
unsigned char buf[MAXFRAMELEN];
int data_len;
short movement = 0;
char key;
rig_debug (RIG_DEBUG_VERBOSE, "tt550: tt550_decode_event called\n");
rs = &rig->state;
priv = (struct tt550_priv_data *) rs->priv;
data_len = read_string (&rs->rigport, (char *) buf, MAXFRAMELEN, "\n\r", 2);
if (data_len == -RIG_ETIMEOUT) {
rig_debug (RIG_DEBUG_VERBOSE,
"tt550: tt550_decode got a timeout before the first character\n");
return RIG_OK;
}
rig_debug (RIG_DEBUG_VERBOSE, "tt550: tt550_decode %x\n", &buf);
/*
* The first byte must be either 'U' for keypad operations
* or '!' for encoder operations.
*/
switch (*buf)
{
/*
* For now we'll assume that the encoder is only used for
* frequency control, but since it's really a general purpose
* device we could later use it for other purposes.
* Tied in with priv->stepsize to allow the step rate to change
*/
case '!':
if (rig->callbacks.freq_event)
{
movement = buf[1] << 8;
movement = movement | buf[2];
key = buf[3];
rig_debug (RIG_DEBUG_VERBOSE,
"tt550: Step Direction = %d\n", movement);
if (movement > 0)
priv->rx_freq += priv->stepsize;
if (movement < 0)
priv->rx_freq -= priv->stepsize;
rig->callbacks.freq_event (rig, RIG_VFO_CURR, priv->rx_freq,
rig->callbacks.freq_arg);
}
break;
/*
* Keypad Function Key support - for now only F1
* Numeric pad can be done later
*/
case 'U':
switch (buf[1])
{
case KEY_F1_DOWN:
/* F1 changes the Step size from 1hz to 1mhz */
if (priv->stepsize < 10000)
{
/* In powers of ten */
priv->stepsize = priv->stepsize * 10;
}
else
{
priv->stepsize = 1;
}
break;
case KEY_F2_DOWN:
case KEY_F3_DOWN:
case KEY_F1_UP:
case KEY_F2_UP:
case KEY_F3_UP:
default:
rig_debug (RIG_DEBUG_VERBOSE,
"tt550_decode: KEY " "unsupported %d\n", buf[1]);
return -RIG_ENIMPL;
}
break;
default:
rig_debug (RIG_DEBUG_VERBOSE,
"tt550_decode: response " "unsupported %s\n", buf);
return -RIG_ENIMPL;
}
return RIG_OK;
}