Hamlib/yaesu/ft900.c

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42 KiB
C

/*
* hamlib - (C) Frank Singleton 2000 (javabear at users.sourceforge.net)
*
* ft900.c - (C) Frank Singleton 2000 (javabear at users.sourceforge.net)
* (C) Stephane Fillod 2002-2005 (fillods at users.sourceforge.net)
* (C) Nate Bargmann 2002, 2003 (n0nb at arrl.net)
*
* This shared library provides an API for communicating
* via serial interface to an FT-900 using the "CAT" interface
*
*
* 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 <stdlib.h>
#include <string.h> /* String function definitions */
#include <unistd.h> /* UNIX standard function definitions */
#include "hamlib/rig.h"
#include "bandplan.h"
#include "serial.h"
#include "misc.h"
#include "yaesu.h"
#include "ft900.h"
/*
* Functions considered to be Beta code (2003-04-11):
* set_freq
* get_freq
* set_mode
* get_mode
* set_vfo
* get_vfo
* set_ptt
* get_ptt
* set_split
* get_split
* set_rit
* get_rit
* set_func
* get_func
* get_level
*
* Functions considered to be Alpha code (2003-04-11):
* vfo_op
*
* functions not yet implemented (2003-04-11):
* set_split_freq
* get_split_freq
* set_split_mode
* get_split_mode
*
*/
/* Private helper function prototypes */
static int ft900_get_update_data(RIG *rig, unsigned char ci, unsigned char rl);
static int ft900_send_static_cmd(RIG *rig, unsigned char ci);
static int ft900_send_dynamic_cmd(RIG *rig, unsigned char ci,
unsigned char p1, unsigned char p2,
unsigned char p3, unsigned char p4);
static int ft900_send_dial_freq(RIG *rig, unsigned char ci, freq_t freq);
static int ft900_send_rit_freq(RIG *rig, unsigned char ci, shortfreq_t rit);
/*
* Native ft900 cmd set prototypes. These are READ ONLY as each
* rig instance will copy from these and modify if required.
* Complete sequences (1) can be read and used directly as a cmd sequence.
* Incomplete sequences (0) must be completed with extra parameters
* eg: mem number, or freq etc..
*
* TODO: Shorten this static array with parameter substitution -N0NB
*
*/
static const yaesu_cmd_set_t ncmd[] = {
{ 1, { 0x00, 0x00, 0x00, 0x00, 0x01 } }, /* split = off */
{ 1, { 0x00, 0x00, 0x00, 0x01, 0x01 } }, /* split = on */
{ 0, { 0x00, 0x00, 0x00, 0x00, 0x02 } }, /* recall memory */
{ 0, { 0x00, 0x00, 0x00, 0x00, 0x03 } }, /* memory operations */
{ 1, { 0x00, 0x00, 0x00, 0x00, 0x05 } }, /* select vfo A */
{ 1, { 0x00, 0x00, 0x00, 0x01, 0x05 } }, /* select vfo B */
{ 0, { 0x00, 0x00, 0x00, 0x00, 0x06 } }, /* copy memory data to vfo A */
{ 0, { 0x00, 0x00, 0x00, 0x00, 0x09 } }, /* clarifier operations */
{ 0, { 0x00, 0x00, 0x00, 0x00, 0x0a } }, /* set display freq */
{ 0, { 0x00, 0x00, 0x00, 0x00, 0x0c } }, /* mode set */
{ 0, { 0x00, 0x00, 0x00, 0x00, 0x0e } }, /* update interval/pacing */
{ 1, { 0x00, 0x00, 0x00, 0x00, 0x0f } }, /* PTT off */
{ 1, { 0x00, 0x00, 0x00, 0x01, 0x0f } }, /* PTT on */
{ 1, { 0x00, 0x00, 0x00, 0x01, 0x10 } }, /* Status Update Data--Memory Channel Number (1 byte) */
{ 1, { 0x00, 0x00, 0x00, 0x02, 0x10 } }, /* Status Update Data--Current operating data for VFO/Memory (19 bytes) */
{ 1, { 0x00, 0x00, 0x00, 0x03, 0x10 } }, /* Status Update DATA--VFO A and B Data (18 bytes) */
{ 0, { 0x00, 0x00, 0x00, 0x04, 0x10 } }, /* Status Update Data--Memory Channel Data (19 bytes) P4 = 0x01-0x20 Memory Channel Number */
{ 1, { 0x00, 0x00, 0x00, 0x00, 0x81 } }, /* tuner off */
{ 1, { 0x00, 0x00, 0x00, 0x01, 0x81 } }, /* tuner on */
{ 1, { 0x00, 0x00, 0x00, 0x00, 0x82 } }, /* tuner start*/
{ 1, { 0x00, 0x00, 0x00, 0x00, 0xf7 } }, /* Read meter, S on RX, ALC|PO|SWR on TX */
{ 1, { 0x00, 0x00, 0x00, 0x00, 0xfa } }, /* Read status flags */
};
/*
* future - private data
*
* FIXME: Does this need to be exposed to the application/frontend through
* ft900_caps.priv? -N0NB
*/
struct ft900_priv_data {
unsigned char pacing; /* pacing value */
unsigned int read_update_delay; /* depends on pacing value */
vfo_t current_vfo; /* active VFO from last cmd */
unsigned char p_cmd[YAESU_CMD_LENGTH]; /* private copy of 1 constructed CAT cmd */
yaesu_cmd_set_t pcs[FT900_NATIVE_SIZE]; /* private cmd set */
unsigned char update_data[FT900_ALL_DATA_LENGTH]; /* returned data--max value, some are less */
unsigned char current_mem; /* private memory channel number */
};
/*
* ft900 rigs capabilities.
* Also this struct is READONLY!
*
*/
const struct rig_caps ft900_caps = {
.rig_model = RIG_MODEL_FT900,
.model_name = "FT-900",
.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_NONE,
.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,
.write_delay = FT900_WRITE_DELAY,
.post_write_delay = FT900_POST_WRITE_DELAY,
.timeout = 2000,
.retry = 0,
.has_get_func = RIG_FUNC_TUNER,
.has_set_func = RIG_FUNC_TUNER,
.has_get_level = RIG_LEVEL_STRENGTH,
.has_set_level = RIG_LEVEL_NONE,
.has_get_parm = RIG_PARM_NONE,
.has_set_parm = RIG_PARM_NONE,
.ctcss_list = NULL,
.dcs_list = NULL,
.preamp = { RIG_DBLST_END, },
.attenuator = { RIG_DBLST_END, },
.max_rit = Hz(9999),
.max_xit = Hz(0),
.max_ifshift = Hz(0),
.vfo_ops = RIG_OP_TUNE,
.targetable_vfo = RIG_TARGETABLE_ALL,
.transceive = RIG_TRN_OFF, /* Yaesus have to be polled, sigh */
.bank_qty = 0,
.chan_desc_sz = 0,
.chan_list = { RIG_CHAN_END, }, /* FIXME: memory channel list: 32 */
.rx_range_list1 = {
{kHz(100), MHz(30), FT900_ALL_RX_MODES, -1, -1, FT900_VFO_ALL, FT900_ANTS}, /* General coverage + ham */
RIG_FRNG_END,
}, /* FIXME: Are these the correct Region 1 values? */
.tx_range_list1 = {
FRQ_RNG_HF(1, FT900_OTHER_TX_MODES, W(5), W(100), FT900_VFO_ALL, FT900_ANTS),
FRQ_RNG_HF(1, FT900_AM_TX_MODES, W(2), W(25), FT900_VFO_ALL, FT900_ANTS), /* AM class */
RIG_FRNG_END,
},
.rx_range_list2 = {
{kHz(100), MHz(30), FT900_ALL_RX_MODES, -1, -1, FT900_VFO_ALL, FT900_ANTS},
RIG_FRNG_END,
},
.tx_range_list2 = {
FRQ_RNG_HF(2, FT900_OTHER_TX_MODES, W(5), W(100), FT900_VFO_ALL, FT900_ANTS),
FRQ_RNG_HF(2, FT900_AM_TX_MODES, W(2), W(25), FT900_VFO_ALL, FT900_ANTS), /* AM class */
RIG_FRNG_END,
},
.tuning_steps = {
{FT900_SSB_CW_RX_MODES, Hz(10)}, /* Normal */
{FT900_SSB_CW_RX_MODES, Hz(100)}, /* Fast */
{FT900_AM_RX_MODES, Hz(100)}, /* Normal */
{FT900_AM_RX_MODES, kHz(1)}, /* Fast */
{FT900_FM_RX_MODES, Hz(100)}, /* Normal */
{FT900_FM_RX_MODES, kHz(1)}, /* Fast */
RIG_TS_END,
},
/* mode/filter list, .remember = order matters! */
.filters = {
{RIG_MODE_SSB, kHz(2.2)}, /* standard SSB filter bandwidth */
{RIG_MODE_CW, kHz(2.2)}, /* normal CW filter */
{RIG_MODE_CW, kHz(0.5)}, /* CW filter with narrow selection (must be installed!) */
{RIG_MODE_AM, kHz(6)}, /* normal AM filter */
{RIG_MODE_AM, kHz(2.2)}, /* AM filter with narrow selection (SSB filter switched in) */
{RIG_MODE_FM, kHz(12)}, /* FM */
RIG_FLT_END,
},
.priv = NULL, /* private data FIXME: */
.rig_init = ft900_init,
.rig_cleanup = ft900_cleanup,
.rig_open = ft900_open, /* port opened */
.rig_close = ft900_close, /* port closed */
.set_freq = ft900_set_freq,
.get_freq = ft900_get_freq,
.set_mode = ft900_set_mode,
.get_mode = ft900_get_mode,
.set_vfo = ft900_set_vfo,
.get_vfo = ft900_get_vfo,
.set_ptt = ft900_set_ptt,
.get_ptt = ft900_get_ptt,
.set_split_vfo = ft900_set_split_vfo,
.get_split_vfo = ft900_get_split_vfo,
.set_rit = ft900_set_rit,
.get_rit = ft900_get_rit,
.set_func = ft900_set_func,
.get_level = ft900_get_level,
.vfo_op = ft900_vfo_op,
};
/*
* ************************************
*
* Hamlib API functions
*
* ************************************
*/
/*
* rig_init
*
*/
static int ft900_init(RIG *rig) {
struct ft900_priv_data *priv;
rig_debug(RIG_DEBUG_VERBOSE, "%s called\n", __func__);
if (!rig)
return -RIG_EINVAL;
priv = (struct ft900_priv_data *) calloc(1, sizeof(struct ft900_priv_data));
if (!priv) /* whoops! memory shortage! */
return -RIG_ENOMEM;
/*
* Copy native cmd set to private cmd storage area
*/
memcpy(priv->pcs, ncmd, sizeof(ncmd));
/* TODO: read pacing from preferences */
priv->pacing = FT900_PACING_DEFAULT_VALUE; /* set pacing to minimum for now */
priv->read_update_delay = FT900_DEFAULT_READ_TIMEOUT; /* set update timeout to safe value */
priv->current_vfo = RIG_VFO_MAIN; /* default to whatever */
rig->state.priv = (void *)priv;
return RIG_OK;
}
/*
* rig_cleanup
*
* the serial port is closed by the frontend
*
*/
static int ft900_cleanup(RIG *rig) {
rig_debug(RIG_DEBUG_VERBOSE, "%s called\n", __func__);
if (!rig)
return -RIG_EINVAL;
if (rig->state.priv)
free(rig->state.priv);
rig->state.priv = NULL;
return RIG_OK;
}
/*
* rig_open
*
*/
static int ft900_open(RIG *rig) {
struct rig_state *rig_s;
struct ft900_priv_data *priv;
int err;
rig_debug(RIG_DEBUG_VERBOSE, "%s called\n", __func__);
if (!rig)
return -RIG_EINVAL;
priv = (struct ft900_priv_data *)rig->state.priv;
rig_s = &rig->state;
rig_debug(RIG_DEBUG_TRACE, "%s: write_delay = %i msec\n",
__func__, rig_s->rigport.write_delay);
rig_debug(RIG_DEBUG_TRACE, "%s: post_write_delay = %i msec\n",
__func__, rig_s->rigport.post_write_delay);
rig_debug(RIG_DEBUG_TRACE,
"%s: read pacing = %i\n", __func__, priv->pacing);
err = ft900_send_dynamic_cmd(rig, FT900_NATIVE_PACING,
priv->pacing, 0, 0, 0);
if (err != RIG_OK)
return err;
return RIG_OK;
}
/*
* rig_close
*
*/
static int ft900_close(RIG *rig) {
rig_debug(RIG_DEBUG_VERBOSE, "%s called\n", __func__);
if (!rig)
return -RIG_EINVAL;
return RIG_OK;
}
/*
* rig_set_freq
*
* Set frequency for a given VFO
*
* If vfo is set to RIG_VFO_CUR then vfo from priv_data is used.
* If vfo differs from stored value then VFO will be set to the
* passed vfo.
*
*/
static int ft900_set_freq(RIG *rig, vfo_t vfo, freq_t freq) {
struct ft900_priv_data *priv;
int err;
rig_debug(RIG_DEBUG_VERBOSE, "%s called\n", __func__);
if (!rig)
return -RIG_EINVAL;
priv = (struct ft900_priv_data *)rig->state.priv;
rig_debug(RIG_DEBUG_TRACE, "%s: passed vfo = 0x%02x\n", __func__, vfo);
rig_debug(RIG_DEBUG_TRACE, "%s: passed freq = %"PRIfreq" Hz\n", __func__, freq);
if (vfo == RIG_VFO_CURR) {
vfo = priv->current_vfo; /* from previous vfo cmd */
rig_debug(RIG_DEBUG_TRACE, "%s: priv->current_vfo = 0x%02x\n",
__func__, vfo);
} else if (vfo != priv->current_vfo) {
/* force a VFO change if requested vfo value differs from stored value */
err = ft900_set_vfo(rig, vfo);
if (err != RIG_OK)
return err;
}
err = ft900_send_dial_freq(rig, FT900_NATIVE_FREQ_SET, freq);
if (err != RIG_OK)
return err;
return RIG_OK;
}
/*
* rig_get_freq
*
* Return Freq for a given VFO
*
*/
static int ft900_get_freq(RIG *rig, vfo_t vfo, freq_t *freq) {
struct ft900_priv_data *priv;
unsigned char *p;
unsigned char offset;
freq_t f;
int err, cmd_index, count;
rig_debug(RIG_DEBUG_VERBOSE, "%s called\n", __func__);
rig_debug(RIG_DEBUG_TRACE, "%s: passed vfo = 0x%02x\n", __func__, vfo);
if (!rig)
return -RIG_EINVAL;
priv = (struct ft900_priv_data *)rig->state.priv;
if (vfo == RIG_VFO_CURR) {
err = ft900_get_vfo(rig, &priv->current_vfo);
if (err != RIG_OK)
return err;
vfo = priv->current_vfo; /* from previous vfo cmd */
rig_debug(RIG_DEBUG_TRACE,
"%s: priv->current_vfo = 0x%02x\n", __func__, vfo);
}
switch(vfo) {
case RIG_VFO_A:
case RIG_VFO_VFO:
cmd_index = FT900_NATIVE_VFO_DATA;
offset = FT900_SUMO_VFO_A_FREQ;
count = FT900_VFO_DATA_LENGTH;
break;
case RIG_VFO_B:
cmd_index = FT900_NATIVE_VFO_DATA;
offset = FT900_SUMO_VFO_B_FREQ;
count = FT900_VFO_DATA_LENGTH;
break;
case RIG_VFO_MEM:
case RIG_VFO_MAIN:
cmd_index = FT900_NATIVE_OP_DATA;
offset = FT900_SUMO_DISPLAYED_FREQ;
count = FT900_OP_DATA_LENGTH;
break;
default:
return -RIG_EINVAL; /* sorry, wrong VFO */
}
err = ft900_get_update_data(rig, cmd_index, count);
if (err != RIG_OK)
return err;
p = &priv->update_data[offset];
/* big endian integer */
f = ((((p[0]<<8) + p[1])<<8) + p[2]) * 10;
rig_debug(RIG_DEBUG_TRACE,
"%s: freq = %"PRIfreq" Hz for vfo 0x%02x\n", __func__, f, vfo);
*freq = f; /* return displayed frequency */
return RIG_OK;
}
/*
* rig_set_mode
*
* set mode and passband: eg AM, CW etc for a given VFO
*
* If vfo is set to RIG_VFO_CUR then vfo from priv_data is used.
*
*/
static int ft900_set_mode(RIG *rig, vfo_t vfo, rmode_t mode,
pbwidth_t width ) {
struct ft900_priv_data *priv;
unsigned char mode_parm; /* mode parameter */
int err;
rig_debug(RIG_DEBUG_VERBOSE, "%s called\n", __func__);
if (!rig)
return -RIG_EINVAL;
rig_debug(RIG_DEBUG_TRACE, "%s: passed vfo = 0x%02x\n", __func__, vfo);
rig_debug(RIG_DEBUG_TRACE, "%s: passed mode = %i\n", __func__, mode);
rig_debug(RIG_DEBUG_TRACE, "%s: passed width = %li Hz\n",
__func__, width);
priv = (struct ft900_priv_data *)rig->state.priv;
if (vfo == RIG_VFO_CURR) {
vfo = priv->current_vfo; /* from previous vfo cmd */
rig_debug(RIG_DEBUG_TRACE,
"%s: priv->current_vfo = 0x%02x\n", __func__, vfo);
}
/* translate mode from generic to ft900 specific */
switch(vfo) {
case RIG_VFO_A: /* force to VFO */
case RIG_VFO_VFO:
err = ft900_set_vfo(rig, RIG_VFO_A);
if (err != RIG_OK)
return err;
break;
case RIG_VFO_B:
err = ft900_set_vfo(rig, RIG_VFO_B);
if (err != RIG_OK)
return err;
break;
case RIG_VFO_MEM: /* MEM TUNE or user doesn't care */
case RIG_VFO_MAIN:
break;
default:
return -RIG_EINVAL; /* sorry, wrong VFO */
}
switch(mode) {
case RIG_MODE_AM:
mode_parm = MODE_SET_AM_W;
break;
case RIG_MODE_CW:
mode_parm = MODE_SET_CW_W;
break;
case RIG_MODE_USB:
mode_parm = MODE_SET_USB;
break;
case RIG_MODE_LSB:
mode_parm = MODE_SET_LSB;
break;
case RIG_MODE_FM:
mode_parm = MODE_SET_FM;
break;
default:
return -RIG_EINVAL; /* sorry, wrong MODE */
}
/*
* Now set width (shamelessly stolen from ft847.c and then butchered :)
* The FT-900 only supports narrow width in AM and CW modes
*
*/
if (width != RIG_PASSBAND_NOCHANGE) {
if (width == rig_passband_narrow(rig, mode)) {
switch(mode) {
case RIG_MODE_CW:
mode_parm = MODE_SET_CW_N;
break;
case RIG_MODE_AM:
mode_parm = MODE_SET_AM_N;
break;
default:
return -RIG_EINVAL; /* Invalid mode, how can caller know? */
}
} else {
if (width != RIG_PASSBAND_NORMAL &&
width != rig_passband_normal(rig, mode)) {
return -RIG_EINVAL; /* Invalid width, how can caller know? */
}
}
}
rig_debug(RIG_DEBUG_TRACE, "%s: set mode_parm = 0x%02x\n", __func__, mode_parm);
err = ft900_send_dynamic_cmd(rig, FT900_NATIVE_MODE_SET,
mode_parm, 0, 0, 0);
if (err != RIG_OK)
return err;
return RIG_OK; /* good */
}
/*
* rig_get_mode
*
* get mode eg AM, CW etc for a given VFO
*
*/
static int ft900_get_mode(RIG *rig, vfo_t vfo, rmode_t *mode, pbwidth_t *width) {
struct ft900_priv_data *priv;
unsigned char my_mode, m_offset; /* ft900 mode, mode offset */
unsigned char flag, f_offset; /* CW/AM narrow flag */
int err, cmd_index, norm, count;
rig_debug(RIG_DEBUG_VERBOSE, "%s called\n", __func__);
if (!rig)
return -RIG_EINVAL;
rig_debug(RIG_DEBUG_TRACE, "%s: passed vfo = 0x%02x\n", __func__, vfo);
priv = (struct ft900_priv_data *)rig->state.priv;
if (vfo == RIG_VFO_CURR) {
vfo = priv->current_vfo; /* from previous vfo cmd */
rig_debug(RIG_DEBUG_TRACE,
"%s: priv->current_vfo = 0x%02x\n", __func__, vfo);
}
switch(vfo) {
case RIG_VFO_A:
case RIG_VFO_VFO:
cmd_index = FT900_NATIVE_VFO_DATA;
m_offset = FT900_SUMO_VFO_A_MODE;
f_offset = FT900_SUMO_VFO_A_FLAG;
count = FT900_VFO_DATA_LENGTH;
break;
case RIG_VFO_B:
cmd_index = FT900_NATIVE_VFO_DATA;
m_offset = FT900_SUMO_VFO_B_MODE;
f_offset = FT900_SUMO_VFO_B_FLAG;
count = FT900_VFO_DATA_LENGTH;
break;
case RIG_VFO_MEM:
case RIG_VFO_MAIN:
cmd_index = FT900_NATIVE_OP_DATA;
m_offset = FT900_SUMO_DISPLAYED_MODE;
f_offset = FT900_SUMO_DISPLAYED_FLAG;
count = FT900_OP_DATA_LENGTH;
break;
default:
return -RIG_EINVAL;
}
err = ft900_get_update_data(rig, cmd_index, count);
if (err != RIG_OK)
return err;
my_mode = MODE_MASK & priv->update_data[m_offset];
flag = FLAG_MASK & priv->update_data[f_offset];
rig_debug(RIG_DEBUG_TRACE, "%s: mode = 0x%02x\n", __func__, mode);
rig_debug(RIG_DEBUG_TRACE, "%s: flag = 0x%02x\n", __func__, flag);
/*
* translate mode from ft900 to generic.
*/
switch(my_mode) {
case MODE_LSB:
*mode = RIG_MODE_LSB;
norm = TRUE;
break;
case MODE_USB:
*mode = RIG_MODE_USB;
norm = TRUE;
break;
case MODE_CW:
*mode = RIG_MODE_CW;
if (flag & FLAG_CW_N) {
norm = FALSE;
} else {
norm = TRUE;
}
break;
case MODE_AM:
*mode = RIG_MODE_AM;
if (flag & FLAG_AM_N) {
norm = FALSE;
} else {
norm = TRUE;
}
break;
case MODE_FM:
*mode = RIG_MODE_FM;
norm = TRUE;
break;
default:
return -RIG_EINVAL; /* Oops! file bug report */
}
if (norm) {
*width = rig_passband_normal(rig, *mode);
} else {
*width = rig_passband_narrow(rig, *mode);
}
rig_debug(RIG_DEBUG_TRACE, "%s: set mode = %i\n", __func__, *mode);
rig_debug(RIG_DEBUG_TRACE, "%s: set width = %li Hz\n", __func__, *width);
return RIG_OK;
}
/*
* rig_set_vfo
*
* set vfo and store requested vfo for later RIG_VFO_CURR
* requests.
*
*/
static int ft900_set_vfo(RIG *rig, vfo_t vfo) {
struct ft900_priv_data *priv;
unsigned char cmd_index; /* index of sequence to send */
int err;
rig_debug(RIG_DEBUG_VERBOSE, "%s called\n", __func__);
if (!rig)
return -RIG_EINVAL;
rig_debug(RIG_DEBUG_TRACE, "%s: passed vfo = 0x%02x\n", __func__, vfo);
priv = (struct ft900_priv_data *)rig->state.priv;
if (vfo == RIG_VFO_CURR) {
vfo = priv->current_vfo; /* from previous vfo cmd */
rig_debug(RIG_DEBUG_TRACE,
"%s: priv->current_vfo = 0x%02x\n", __func__, vfo);
}
/* FIXME: Include support for RIG_VFO_MAIN */
switch(vfo) {
case RIG_VFO_A:
cmd_index = FT900_NATIVE_VFO_A;
priv->current_vfo = vfo; /* update active VFO */
break;
case RIG_VFO_B:
cmd_index = FT900_NATIVE_VFO_B;
priv->current_vfo = vfo;
break;
case RIG_VFO_MEM:
/* reset to memory channel stored by previous get_vfo
* The recall mem channel command uses 0x01 though 0x20
*/
err = ft900_send_dynamic_cmd(rig, FT900_NATIVE_RECALL_MEM,
(priv->current_mem + 1), 0, 0, 0);
if (err != RIG_OK)
return err;
priv->current_vfo = vfo;
rig_debug(RIG_DEBUG_TRACE, "%s: set mem channel = 0x%02x\n",
__func__, priv->current_mem);
return RIG_OK;
default:
return -RIG_EINVAL; /* sorry, wrong VFO */
}
rig_debug(RIG_DEBUG_TRACE, "%s: set cmd_index = %i\n", __func__, cmd_index);
err = ft900_send_static_cmd(rig, cmd_index);
if (err != RIG_OK)
return err;
return RIG_OK;
}
/*
* rig_get_vfo
*
* get current RX vfo/mem and store requested vfo for
* later RIG_VFO_CURR requests plus pass the tested vfo/mem
* back to the frontend.
*
*/
static int ft900_get_vfo(RIG *rig, vfo_t *vfo) {
struct ft900_priv_data *priv;
unsigned char status_0; /* ft900 status flag 0 */
unsigned char stat_vfo, stat_mem; /* status tests */
int err;
rig_debug(RIG_DEBUG_VERBOSE, "%s called\n", __func__);
if (!rig)
return -RIG_EINVAL;
priv = (struct ft900_priv_data *)rig->state.priv;
/* Get flags for VFO status */
err = ft900_get_update_data(rig, FT900_NATIVE_READ_FLAGS,
FT900_STATUS_FLAGS_LENGTH);
if (err != RIG_OK)
return err;
status_0 = priv->update_data[FT900_SUMO_DISPLAYED_STATUS_0];
stat_vfo = status_0 & SF_VFO_MASK; /* get VFO active bits */
stat_mem = status_0 & SF_MEM_MASK; /* get MEM active bits */
rig_debug(RIG_DEBUG_TRACE,
"%s: vfo status_0 = 0x%02x\n", __func__, status_0);
rig_debug(RIG_DEBUG_TRACE,
"%s: stat_vfo = 0x%02x\n", __func__, stat_vfo);
rig_debug(RIG_DEBUG_TRACE,
"%s: stat_mem = 0x%02x\n", __func__, stat_mem);
/*
* translate vfo and mem status from ft900 to generic.
*
* First a test is made on bits 6 and 7 of status_0. Bit 7 is set
* when FT-900 is in VFO mode on display. Bit 6 is set when VFO B
* is active and cleared when VFO A is active.
*
* Conversely, bit 7 is cleared when MEM or MEM TUNE mode is selected
* Bit 6 still follows last selected VFO (A or B), but this is not
* tested right now.
*/
switch (stat_vfo) {
case SF_VFOA:
*vfo = RIG_VFO_A;
priv->current_vfo = RIG_VFO_A;
break;
case SF_VFOB:
*vfo = RIG_VFO_B;
priv->current_vfo = RIG_VFO_B;
break;
default:
switch (stat_mem) {
case SF_MT:
case SF_MR:
*vfo = RIG_VFO_MEM;
priv->current_vfo = RIG_VFO_MEM;
/*
* Per Hamlib policy capture and store memory channel number
* for future set_vfo command.
*/
err = ft900_get_update_data(rig, FT900_NATIVE_MEM_CHNL,
FT900_MEM_CHNL_LENGTH);
if (err != RIG_OK)
return err;
priv->current_mem = priv->update_data[FT900_SUMO_MEM_CHANNEL];
rig_debug(RIG_DEBUG_TRACE, "%s: stored mem channel = 0x%02x\n",
__func__, priv->current_mem);
break;
default: /* Oops! */
return -RIG_EINVAL; /* sorry, wrong current VFO */
}
}
rig_debug(RIG_DEBUG_TRACE, "%s: set vfo = 0x%02x\n", __func__, *vfo);
return RIG_OK;
}
/*
* rig_set_ptt
*
* set the '900 into TX mode
*
* vfo is respected by calling ft900_set_vfo if
* passed vfo != priv->current_vfo
*
*/
static int ft900_set_ptt(RIG *rig, vfo_t vfo, ptt_t ptt) {
struct ft900_priv_data *priv;
unsigned char cmd_index;
int err;
rig_debug(RIG_DEBUG_VERBOSE, "%s called\n", __func__);
if (!rig)
return -RIG_EINVAL;
priv = (struct ft900_priv_data *)rig->state.priv;
rig_debug(RIG_DEBUG_TRACE, "%s: passed vfo = 0x%02x\n", __func__, vfo);
rig_debug(RIG_DEBUG_TRACE, "%s: passed ptt = 0x%02x\n", __func__, ptt);
if (vfo == RIG_VFO_CURR) {
vfo = priv->current_vfo; /* from previous vfo cmd */
rig_debug(RIG_DEBUG_TRACE,
"%s: priv->current_vfo = 0x%02x\n", __func__, vfo);
} else if (vfo != priv->current_vfo) {
ft900_set_vfo(rig, vfo);
}
switch (ptt) {
case RIG_PTT_OFF:
cmd_index = FT900_NATIVE_PTT_OFF;
break;
case RIG_PTT_ON:
cmd_index = FT900_NATIVE_PTT_ON;
break;
default:
return -RIG_EINVAL; /* wrong PTT state! */
}
err = ft900_send_static_cmd(rig, cmd_index);
if (err != RIG_OK)
return err;
return RIG_OK;
}
/*
* rig_get_ptt
*
* get current PTT status
*
*/
static int ft900_get_ptt(RIG *rig, vfo_t vfo, ptt_t *ptt) {
struct ft900_priv_data *priv;
unsigned char status_2; /* ft900 status flag 2 */
unsigned char stat_ptt; /* status tests */
int err;
rig_debug(RIG_DEBUG_VERBOSE, "%s called\n", __func__);
if (!rig)
return -RIG_EINVAL;
priv = (struct ft900_priv_data *)rig->state.priv;
/* Get flags for VFO status */
err = ft900_get_update_data(rig, FT900_NATIVE_READ_FLAGS,
FT900_STATUS_FLAGS_LENGTH);
if (err != RIG_OK)
return err;
status_2 = priv->update_data[FT900_SUMO_DISPLAYED_STATUS_2];
stat_ptt = status_2 & SF_PTT_MASK; /* get PTT active bit */
rig_debug(RIG_DEBUG_TRACE,
"%s: ptt status_2 = 0x%02x\n", __func__, status_2);
switch (stat_ptt) {
case SF_PTT_OFF:
*ptt = RIG_PTT_OFF;
break;
case SF_PTT_ON:
*ptt = RIG_PTT_ON;
break;
default: /* Oops! */
return -RIG_EINVAL; /* Invalid PTT bit?! */
}
return RIG_OK;
}
/*
* rig_set_split_vfo
*
* set the '900 into split TX/RX mode
*
* VFO cannot be set as the set split on command only changes the
* TX to the other VFO. Setting split off returns the TX to the
* main display.
*
*/
static int ft900_set_split_vfo(RIG *rig, vfo_t vfo, split_t split, vfo_t tx_vfo) {
unsigned char cmd_index;
int err;
rig_debug(RIG_DEBUG_VERBOSE, "%s called\n", __func__);
if (!rig)
return -RIG_EINVAL;
rig_debug(RIG_DEBUG_TRACE, "%s: passed vfo = 0x%02x\n", __func__, vfo);
rig_debug(RIG_DEBUG_TRACE, "%s: passed split = 0x%02x\n", __func__, split);
switch(split) {
case RIG_SPLIT_OFF:
cmd_index = FT900_NATIVE_SPLIT_OFF;
break;
case RIG_SPLIT_ON:
cmd_index = FT900_NATIVE_SPLIT_ON;
break;
default:
return -RIG_EINVAL;
}
err = ft900_send_static_cmd(rig, cmd_index);
if (err != RIG_OK)
return err;
return RIG_OK;
}
/*
* rig_get_split_vfo
*
* Get whether the '900 is in split mode
*
* vfo value is not used
*
*/
static int ft900_get_split_vfo(RIG *rig, vfo_t vfo, split_t *split, vfo_t *tx_vfo) {
struct ft900_priv_data *priv;
unsigned char status_0;
int err;
rig_debug(RIG_DEBUG_VERBOSE, "%s called\n", __func__);
if (!rig)
return -RIG_EINVAL;
rig_debug(RIG_DEBUG_TRACE, "%s: passed vfo = 0x%02x\n", __func__, vfo);
priv = (struct ft900_priv_data *)rig->state.priv;
/* Get flags for VFO split status */
err = ft900_get_update_data(rig, FT900_NATIVE_READ_FLAGS,
FT900_STATUS_FLAGS_LENGTH);
if (err != RIG_OK)
return err;
/* get Split active bit */
status_0 = SF_SPLIT & priv->update_data[FT900_SUMO_DISPLAYED_STATUS_0];
rig_debug(RIG_DEBUG_TRACE,
"%s: split status_0 = 0x%02x\n", __func__, status_0);
switch (status_0) {
case SF_SPLIT:
*split = RIG_SPLIT_ON;
break;
default:
*split = RIG_SPLIT_OFF;
break;
}
return RIG_OK;
}
/*
* rig_set_rit
*
* VFO and MEM rit values are independent.
*
* passed vfo value is respected.
*
* Clarifier offset is retained in the rig for either VFO when the
* VFO is changed. Offset is not retained when in memory tune mode
* and VFO mode is selected or another memory channel is selected.
*
*/
static int ft900_set_rit(RIG *rig, vfo_t vfo, shortfreq_t rit) {
struct ft900_priv_data *priv;
// unsigned char offset;
int err;
rig_debug(RIG_DEBUG_VERBOSE, "%s called\n", __func__);
if (!rig)
return -RIG_EINVAL;
if (rit < -9990 || rit > 9990)
return -RIG_EINVAL;
rig_debug(RIG_DEBUG_TRACE, "%s: passed vfo = 0x%02x\n", __func__, vfo);
rig_debug(RIG_DEBUG_TRACE, "%s: passed rit = %li\n", __func__, rit);
priv = (struct ft900_priv_data *)rig->state.priv;
/*
* The assumption here is that the user hasn't changed
* the VFO manually. Does it really need to be checked
* every time? My goal is to reduce the traffic on the
* serial line to a minimum, but respect the application's
* request to change the VFO with this call.
*
*/
if (vfo == RIG_VFO_CURR) {
vfo = priv->current_vfo; /* from previous rig_get_vfo cmd */
rig_debug(RIG_DEBUG_TRACE,
"%s: priv->current_vfo = 0x%02x\n", __func__, vfo);
} else if (vfo != priv->current_vfo) {
ft900_set_vfo(rig, vfo);
}
/*
* Shuts clarifier off but does not set frequency to 0 Hz
*/
if (rit == 0) {
err = ft900_send_dynamic_cmd(rig, FT900_NATIVE_CLARIFIER_OPS,
CLAR_RX_OFF, 0, 0, 0);
return RIG_OK;
}
/*
* Clarifier must first be turned on then the frequency can
* be set, +9990 Hz to -9990 Hz
*/
err = ft900_send_dynamic_cmd(rig, FT900_NATIVE_CLARIFIER_OPS,
CLAR_RX_ON, 0, 0, 0);
if (err != RIG_OK)
return err;
err = ft900_send_rit_freq(rig, FT900_NATIVE_CLARIFIER_OPS, rit);
if (err != RIG_OK)
return err;
return RIG_OK;
}
/*
* rig_get_rit
*
* Rig returns offset as hex from 0x0000 to 0x03e7 for 0 to +9.990 kHz
* and 0xffff to 0xfc19 for -1 to -9.990 kHz
*
*/
static int ft900_get_rit(RIG *rig, vfo_t vfo, shortfreq_t *rit) {
struct ft900_priv_data *priv;
unsigned char *p;
unsigned char offset;
shortfreq_t f;
int err, cmd_index, length;
rig_debug(RIG_DEBUG_VERBOSE, "%s called\n", __func__);
if (!rig)
return -RIG_EINVAL;
rig_debug(RIG_DEBUG_TRACE, "%s: passed vfo = 0x%02x\n", __func__, vfo);
priv = (struct ft900_priv_data *)rig->state.priv;
if (vfo == RIG_VFO_CURR) {
vfo = priv->current_vfo; /* from previous vfo cmd */
rig_debug(RIG_DEBUG_TRACE,
"%s: priv->current_vfo = 0x%02x\n", __func__, vfo);
}
switch(vfo) {
case RIG_VFO_MEM:
cmd_index = FT900_NATIVE_OP_DATA;
offset = FT900_SUMO_DISPLAYED_CLAR;
length = FT900_OP_DATA_LENGTH;
break;
case RIG_VFO_A:
case RIG_VFO_VFO:
cmd_index = FT900_NATIVE_VFO_DATA;
offset = FT900_SUMO_VFO_A_CLAR;
length = FT900_VFO_DATA_LENGTH;
break;
case RIG_VFO_B:
cmd_index = FT900_NATIVE_VFO_DATA;
offset = FT900_SUMO_VFO_B_CLAR;
length = FT900_VFO_DATA_LENGTH;
break;
default:
return -RIG_EINVAL;
}
rig_debug(RIG_DEBUG_TRACE, "%s: set cmd_index = %i\n", __func__, cmd_index);
rig_debug(RIG_DEBUG_TRACE, "%s: set offset = 0x%02x\n", __func__, offset);
err = ft900_get_update_data(rig, cmd_index, length);
if (err != RIG_OK)
return err;
p = &priv->update_data[offset];
/* big endian integer */
f = (p[0]<<8) + p[1]; /* returned value is hex to nearest hundred Hz */
if (f > 0xfc18) /* 0xfc19 to 0xffff is negative offset */
f = ~(0xffff - f);
rig_debug(RIG_DEBUG_TRACE, "%s: read freq = %li Hz\n", __func__, f * 10);
*rit = f * 10; /* store clarifier frequency */
return RIG_OK;
}
/*
* rig_set_func
*
* set the '900 supported functions
*
* vfo is ignored for tuner as it is an independent function
*
*/
static int ft900_set_func(RIG *rig, vfo_t vfo, setting_t func, int status) {
int err, cmd_index;
rig_debug(RIG_DEBUG_VERBOSE, "%s called\n", __func__);
if (!rig)
return -RIG_EINVAL;
rig_debug(RIG_DEBUG_TRACE, "%s: passed func = 0x%02x\n", __func__, func);
rig_debug(RIG_DEBUG_TRACE, "%s: passed status = %i\n", __func__, status);
switch (func) {
case RIG_FUNC_TUNER:
switch (status) {
case OFF:
cmd_index = FT900_NATIVE_TUNER_OFF;
break;
case ON:
cmd_index = FT900_NATIVE_TUNER_ON;
break;
default:
return -RIG_EINVAL;
}
break;
default:
return -RIG_EINVAL;
}
err = ft900_send_static_cmd(rig, cmd_index);
if (err != RIG_OK)
return err;
return RIG_OK;
}
/*
* rig_get_level
*
* get the '900 meter level
*
* vfo is ignored for now
*
* Meter level returned from FT-900 is S meter when rig is in RX
* Meter level returned is one of ALC or PO or SWR when rig is in TX
* depending on front panel meter selection. Meter selection is NOT
* available via CAT.
*
* TODO: Add support for TX values
*
*/
static int ft900_get_level(RIG *rig, vfo_t vfo, setting_t level, value_t *val) {
struct ft900_priv_data *priv;
unsigned char *p;
int err;
rig_debug(RIG_DEBUG_VERBOSE, "%s called\n", __func__);
if (!rig)
return -RIG_EINVAL;
rig_debug(RIG_DEBUG_TRACE, "%s: passed level = 0x%02x\n", __func__, level);
priv = (struct ft900_priv_data *)rig->state.priv;
switch (level) {
case RIG_LEVEL_STRENGTH:
err = ft900_get_update_data(rig, FT900_NATIVE_READ_METER,
FT900_STATUS_FLAGS_LENGTH);
if (err != RIG_OK)
return err;
p = &priv->update_data[FT900_SUMO_METER];
/*
* My FT-900 returns a range of 0x00 to 0x44 for S0 to S9 and 0x44 to
* 0x9d for S9 to S9 +60
*
* For ease of calculation I rounded S9 up to 0x48 (72 decimal) and
* S9 +60 up to 0xa0 (160 decimal). I calculated a divisor for readings
* less than S9 by dividing 72 by 54 and the divisor for readings greater
* than S9 by dividing 88 (160 - 72) by 60. The result tracks rather well.
*
* The greatest error is around S1 and S2 and then from S9 to S9 +35. Such
* is life when mapping non-linear S-meters to a linear scale.
*
*/
if (*p > 160) {
val->i = 60;
} else if (*p <= 72) {
val->i = ((72 - *p) / 1.3333) * -1;
} else {
val->i = ((*p - 72) / 1.4667);
}
rig_debug(RIG_DEBUG_TRACE, "%s: calculated level = %i\n", __func__, val->i);
break;
default:
return -RIG_EINVAL;
}
return RIG_OK;
}
/*
* rig_vfo_op
*
* VFO operations--tuner start, etc
*
* vfo is ignored for now
*
*/
static int ft900_vfo_op(RIG *rig, vfo_t vfo, vfo_op_t op) {
int err, cmd_index;
rig_debug(RIG_DEBUG_VERBOSE, "%s called\n", __func__);
if (!rig)
return -RIG_EINVAL;
rig_debug(RIG_DEBUG_TRACE, "%s: passed op = 0x%02x\n", __func__, op);
switch (op) {
case RIG_OP_TUNE:
cmd_index = FT900_NATIVE_TUNER_START;
break;
default:
return -RIG_EINVAL;
}
err = ft900_send_static_cmd(rig, cmd_index);
if (err != RIG_OK)
return err;
return RIG_OK;
}
/*
* ************************************
*
* Private functions to ft900 backend
*
* ************************************
*/
/*
* Private helper function. Retrieves update data from rig.
* using pacing value and buffer indicated in *priv struct.
* Extended to be command agnostic as 900 has several ways to
* get data and several ways to return it.
*
* Need to use this when doing ft900_get_* stuff
*
* Arguments: *rig Valid RIG instance
* ci command index
* rl expected length of returned data in octets
*
* Returns: RIG_OK if all called functions are successful,
* otherwise returns error from called functiion
*/
static int ft900_get_update_data(RIG *rig, unsigned char ci, unsigned char rl) {
struct rig_state *rig_s;
struct ft900_priv_data *priv;
int n, err; /* for read_ */
rig_debug(RIG_DEBUG_VERBOSE, "%s called\n", __func__);
if (!rig)
return -RIG_EINVAL;
priv = (struct ft900_priv_data *)rig->state.priv;
rig_s = &rig->state;
err = ft900_send_static_cmd(rig, ci);
if (err != RIG_OK)
return err;
n = read_block(&rig_s->rigport, (char *) priv->update_data, rl);
if (n < 0)
return n; /* die returning read_block error */
rig_debug(RIG_DEBUG_TRACE, "%s: read %i bytes\n", __func__, n);
return RIG_OK;
}
/*
* Private helper function to send a complete command sequence.
*
* TODO: place variant of this in yaesu.c
*
* Arguments: *rig Valid RIG instance
* ci Command index of the pcs struct
*
* Returns: RIG_OK if all called functions are successful,
* otherwise returns error from called functiion
*/
static int ft900_send_static_cmd(RIG *rig, unsigned char ci) {
struct rig_state *rig_s;
struct ft900_priv_data *priv;
int err;
rig_debug(RIG_DEBUG_VERBOSE, "%s called\n", __func__);
if (!rig)
return -RIG_EINVAL;
priv = (struct ft900_priv_data *)rig->state.priv;
rig_s = &rig->state;
if (!priv->pcs[ci].ncomp) {
rig_debug(RIG_DEBUG_TRACE,
"%s: Attempt to send incomplete sequence\n", __func__);
return -RIG_EINVAL;
}
err = write_block(&rig_s->rigport, (char *) priv->pcs[ci].nseq,
YAESU_CMD_LENGTH);
if (err != RIG_OK)
return err;
return RIG_OK;
}
/*
* Private helper function to build and then send a complete command
* sequence.
*
* TODO: place variant of this in yaesu.c
*
* Arguments: *rig Valid RIG instance
* ci Command index of the pcs struct
* p1-p4 Command parameters
*
* Returns: RIG_OK if all called functions are successful,
* otherwise returns error from called functiion
*/
static int ft900_send_dynamic_cmd(RIG *rig, unsigned char ci,
unsigned char p1, unsigned char p2,
unsigned char p3, unsigned char p4) {
struct rig_state *rig_s;
struct ft900_priv_data *priv;
int err;
rig_debug(RIG_DEBUG_VERBOSE, "%s called\n", __func__);
if (!rig)
return -RIG_EINVAL;
rig_debug(RIG_DEBUG_TRACE, "%s: passed ci = %i\n", __func__, ci);
rig_debug(RIG_DEBUG_TRACE,
"%s: passed p1 = 0x%02x, p2 = 0x%02x, p3 = 0x%02x, p4 = 0x%02x,\n",
__func__, p1, p2, p3, p4);
priv = (struct ft900_priv_data *)rig->state.priv;
if (priv->pcs[ci].ncomp) {
rig_debug(RIG_DEBUG_TRACE,
"%s: Attempt to modify complete sequence\n", __func__);
return -RIG_EINVAL;
}
rig_s = &rig->state;
memcpy(&priv->p_cmd, &ncmd[ci].nseq, YAESU_CMD_LENGTH);
priv->p_cmd[P1] = p1; /* ick */
priv->p_cmd[P2] = p2;
priv->p_cmd[P3] = p3;
priv->p_cmd[P4] = p4;
err = write_block(&rig_s->rigport, (char *) &priv->p_cmd,
YAESU_CMD_LENGTH);
if (err != RIG_OK)
return err;
return RIG_OK;
}
/*
* Private helper function to build and send a complete command to
* change the display frequency.
*
* TODO: place variant of this in yaesu.c
*
* Arguments: *rig Valid RIG instance
* ci Command index of the pcs struct
* freq freq_t frequency value
*
* Returns: RIG_OK if all called functions are successful,
* otherwise returns error from called functiion
*/
static int ft900_send_dial_freq(RIG *rig, unsigned char ci, freq_t freq) {
struct rig_state *rig_s;
struct ft900_priv_data *priv;
int err;
rig_debug(RIG_DEBUG_VERBOSE, "%s called\n", __func__);
if (!rig)
return -RIG_EINVAL;
rig_debug(RIG_DEBUG_TRACE, "%s: passed ci = %i\n", __func__, ci);
rig_debug(RIG_DEBUG_TRACE, "%s: passed freq = %"PRIfreq" Hz\n", __func__, freq);
priv = (struct ft900_priv_data *)rig->state.priv;
if (priv->pcs[ci].ncomp) {
rig_debug(RIG_DEBUG_TRACE,
"%s: Attempt to modify complete sequence\n", __func__);
return -RIG_EINVAL;
}
rig_s = &rig->state;
/* Copy native cmd freq_set to private cmd storage area */
memcpy(&priv->p_cmd, &ncmd[ci].nseq, YAESU_CMD_LENGTH);
/* store bcd format in in p_cmd */
to_bcd(priv->p_cmd, freq/10, FT900_BCD_DIAL);
rig_debug(RIG_DEBUG_TRACE,
"%s: requested freq after conversion = %"PRIll" Hz\n",
__func__, from_bcd(priv->p_cmd, FT900_BCD_DIAL)* 10);
err = write_block(&rig_s->rigport, (char *) &priv->p_cmd,
YAESU_CMD_LENGTH);
if (err != RIG_OK)
return err;
return RIG_OK;
}
/*
* Private helper function to build and send a complete command to
* change the RIT frequency.
*
* TODO: place variant of this in yaesu.c
*
* Arguments: *rig Valid RIG instance
* ci Command index of the pcs struct
* rit shortfreq_t frequency value
* p1 P1 value -- CLAR_SET_FREQ
* p2 P2 value -- CLAR_OFFSET_PLUS || CLAR_OFFSET_MINUS
*
* Returns: RIG_OK if all called functions are successful,
* otherwise returns error from called functiion
*
* Assumes: rit doesn't exceed tuning limits of rig
*/
static int ft900_send_rit_freq(RIG *rig, unsigned char ci, shortfreq_t rit) {
struct rig_state *rig_s;
struct ft900_priv_data *priv;
unsigned char p1;
unsigned char p2;
int err;
rig_debug(RIG_DEBUG_VERBOSE, "%s called\n", __func__);
if (!rig)
return -RIG_EINVAL;
rig_debug(RIG_DEBUG_TRACE, "%s: passed ci = %i\n", __func__, ci);
rig_debug(RIG_DEBUG_TRACE, "%s: passed rit = %li Hz\n", __func__, rit);
priv = (struct ft900_priv_data *)rig->state.priv;
if (priv->pcs[ci].ncomp) {
rig_debug(RIG_DEBUG_TRACE,
"%s: Attempt to modify complete sequence\n", __func__);
return -RIG_EINVAL;
}
rig_s = &rig->state;
p1 = CLAR_SET_FREQ;
if (rit < 0) {
rit = labs(rit); /* get absolute value of rit */
p2 = CLAR_OFFSET_MINUS;
} else {
p2 = CLAR_OFFSET_PLUS;
}
/* Copy native cmd clarifier ops to private cmd storage area */
memcpy(&priv->p_cmd, &ncmd[ci].nseq, YAESU_CMD_LENGTH);
/* store bcd format in in p_cmd */
to_bcd(priv->p_cmd, rit/10, FT900_BCD_RIT);
rig_debug(RIG_DEBUG_TRACE,
"%s: requested rit after conversion = %li Hz\n",
__func__, from_bcd(priv->p_cmd, FT900_BCD_RIT)* 10);
priv->p_cmd[P1] = p1; /* ick */
priv->p_cmd[P2] = p2;
err = write_block(&rig_s->rigport, (char *) &priv->p_cmd,
YAESU_CMD_LENGTH);
if (err != RIG_OK)
return err;
return RIG_OK;
}