kopia lustrzana https://github.com/Hamlib/Hamlib
423 wiersze
9.1 KiB
C
423 wiersze
9.1 KiB
C
/*
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* Hamlib PRM80 backend - main file
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* Copyright (c) 2010 by Stephane Fillod
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*
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*
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* This library is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Library General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h> /* String function definitions */
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#include <unistd.h> /* UNIX standard function definitions */
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#include <math.h>
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#include "hamlib/rig.h"
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#include "serial.h"
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#include "misc.h"
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#include "cal.h"
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#include "register.h"
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#include "idx_builtin.h"
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#include "prm80.h"
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#define LF "\x0a"
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#define PROMPT ">"
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#define BUFSZ 64
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/*
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[0] = Reset.
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[C] = Print channels list.
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[D] = Set system byte.
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[E] = Show system state (Mode-Chan-Chanstate-Sql-Vol-Lock-RX freq-TX
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freq).
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[F] = Set squelch.
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[H] = Print this help page.
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[K] = Set lock byte.
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[N] = Set current channel.
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[O] = Set volume.
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[P] = Edit/Add channel.
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[Q] = Set channels number.
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[R] = Set synthetiser frequencies.
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[T] = Set current channel state.
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[V] = Print firmware version.
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*/
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/*
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* prm80_transaction
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* We assume that rig!=NULL, rig->state!= NULL, data!=NULL, data_len!=NULL
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* Otherwise, you'll get a nice seg fault. You've been warned!
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* TODO: error case handling
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*/
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static int prm80_transaction(RIG *rig, const char *cmd, int cmd_len, char *data, int *data_len)
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{
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int retval, i;
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struct rig_state *rs;
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rs = &rig->state;
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serial_flush(&rs->rigport);
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retval = write_block(&rs->rigport, cmd, cmd_len);
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if (retval != RIG_OK)
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return retval;
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/* no data wanted, but flush it anyway */
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if (!data || !data_len) {
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char retbuf[BUFSZ+1];
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retval = read_string(&rs->rigport, retbuf, BUFSZ, LF, strlen(LF));
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if (retval < 0)
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return retval;
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retbuf[retval] = '\0';
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#if 0
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/*
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* Does transceiver sends back ">" ?
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*/
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if (strstr(retbuf, PROMPT))
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return RIG_OK;
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else
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return -RIG_ERJCTED;
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#else
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return RIG_OK;
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#endif
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}
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retval = read_string(&rs->rigport, data, BUFSZ, LF, strlen(LF));
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if (retval == -RIG_ETIMEOUT)
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retval = 0;
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if (retval < 0)
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return retval;
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/* Clear possible MSB, because of 7S1 */
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for (i=0; i<retval; i++)
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data[i] &= 0x7f;
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*data_len = retval;
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/* chomp CR/LF from string
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*/
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if (*data_len >= 2 && data[*data_len-1] == '\x0a')
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*data_len -= 2;
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data[*data_len] = '\0';
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return RIG_OK;
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}
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/*
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* prm80_reset
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* Assumes rig!=NULL
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*/
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int prm80_reset(RIG *rig, reset_t reset)
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{
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int retval;
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/*
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* master reset ?
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*/
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retval = prm80_transaction (rig, "0", 1, NULL, NULL);
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return RIG_OK;
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}
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/*
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* prm80_set_freq
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* Assumes rig!=NULL
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*/
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int prm80_set_freq(RIG *rig, vfo_t vfo, freq_t freq)
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{
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char freqbuf[BUFSZ];
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int freq_len;
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/* wild guess */
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freq_len = sprintf(freqbuf, "R%04X%04X",
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(unsigned)(freq / 12500.),
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(unsigned)(freq / 12500.));
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return prm80_transaction (rig, freqbuf, freq_len, NULL, NULL);
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}
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/*
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* prm80_get_freq
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* Assumes rig!=NULL
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*/
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int prm80_get_freq(RIG *rig, vfo_t vfo, freq_t *freq)
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{
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int ret;
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channel_t chan;
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memset(&chan, 0, sizeof(chan));
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chan.vfo = RIG_VFO_CURR;
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ret = prm80_get_channel(rig, &chan);
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if (ret != RIG_OK)
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return ret;
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*freq = chan.freq;
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return RIG_OK;
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}
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/*
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* prm80_set_mem
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* Assumes rig!=NULL
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*/
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int prm80_set_mem(RIG *rig, vfo_t vfo, int ch)
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{
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int cmd_len;
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char cmdbuf[BUFSZ];
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/* [N] = Set current channel. */
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if (ch < 0 || ch > 99)
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return -RIG_EINVAL;
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cmd_len = sprintf(cmdbuf, "N%02u" , ch);
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return prm80_transaction (rig, cmdbuf, cmd_len, NULL, NULL);
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}
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/*
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* prm80_get_mem
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* Assumes rig!=NULL
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*/
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int prm80_get_mem(RIG *rig, vfo_t vfo, int *ch)
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{
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int ret;
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channel_t chan;
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memset(&chan, 0, sizeof(chan));
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chan.vfo = RIG_VFO_CURR;
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ret = prm80_get_channel(rig, &chan);
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if (ret != RIG_OK)
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return ret;
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*ch = chan.channel_num;
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return RIG_OK;
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}
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/*
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* Convert first two hexadecimal digit to integer
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*/
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static int hhtoi(const char *p)
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{
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char buf[4];
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buf[0] = p[0];
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buf[1] = p[1];
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buf[2] = '\0';
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return (int)strtol(buf, NULL, 16);
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}
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/*
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* prm80_get_channel
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* Assumes rig!=NULL
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*/
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int prm80_get_channel(RIG * rig, channel_t * chan)
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{
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char statebuf[BUFSZ];
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int statebuf_len = BUFSZ;
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int ret, chanstate;
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if (chan->vfo == RIG_VFO_MEM) {
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ret = prm80_set_mem(rig, RIG_VFO_CURR, chan->channel_num);
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if (ret != RIG_OK)
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return ret;
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}
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/* [E] = Show system state (Mode-Chan-Chanstate-Sql-Vol-Lock-RX freq-TX freq). */
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ret = prm80_transaction (rig, "E", 1, statebuf, &statebuf_len);
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if (ret != RIG_OK)
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return ret;
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if (statebuf_len < 20)
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return -RIG_EPROTO;
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/* Example: 1240080AFF0033F02D40 */
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if (hhtoi(statebuf) != 0x12)
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rig_debug(RIG_DEBUG_WARN, "%s: Unknown mode 0x%c%c\n",
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__func__, statebuf[0], statebuf[1]);
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chan->mode = RIG_MODE_FM;
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chan->width = rig_passband_normal(rig, chan->mode);
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chan->channel_num = hhtoi(statebuf+2);
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chanstate = hhtoi(statebuf+4) & 0x0f;
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/* is it rptr_shift or split mode ? */
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chan->rptr_shift = (chanstate & 0x01) == 0 ? RIG_RPT_SHIFT_NONE :
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chanstate & 0x02 ? RIG_RPT_SHIFT_MINUS :
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chanstate & 0x04 ? RIG_RPT_SHIFT_PLUS : RIG_RPT_SHIFT_NONE;
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chan->flags = chanstate & 0x08 ? RIG_CHFLAG_SKIP : 0;
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chan->levels[LVL_SQL].f = ((float)(hhtoi(statebuf+6)>>4))/15.;
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chan->levels[LVL_AF].f = ((float)(hhtoi(statebuf+8)>>4))/15.;
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/* same as chanstate bit 1 */
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chan->flags = hhtoi(statebuf+10) == 0 ? 0 : RIG_CHFLAG_SKIP;
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chan->freq = ((hhtoi(statebuf+12)<<8) + hhtoi(statebuf+14)) * 12500;
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chan->tx_freq = ((hhtoi(statebuf+16)<<8) + hhtoi(statebuf+18)) * 12500;
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chan->rptr_offs = chan->tx_freq - chan->freq;
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return RIG_OK;
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}
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/*
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* prm80_set_channel
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* Assumes rig!=NULL
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*/
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int prm80_set_channel(RIG * rig, const channel_t * chan)
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{
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char statebuf[BUFSZ];
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int statebuf_len = BUFSZ;
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int ret;
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if (chan->vfo == RIG_VFO_MEM) {
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ret = prm80_set_mem(rig, RIG_VFO_CURR, chan->channel_num);
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if (ret != RIG_OK)
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return ret;
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}
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/* [T] = Set current channel state. (Mode-Chan-Chanstate-Sql-Vol-Lock-RX freq-TX freq) ? */
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/* Example: 1240080AFF0033F02D40 ? */
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statebuf_len = sprintf(statebuf, "T%02X%02X%02X%02X%02X%02X%04X%04X",
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chan->mode == RIG_MODE_FM ? 0x12 : 0x12,
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chan->channel_num,
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chan->flags & RIG_CHFLAG_SKIP ? 0x08 : 0, /* TODO: tx shift */
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(unsigned)(chan->levels[LVL_SQL].f*15),
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(unsigned)(chan->levels[LVL_AF].f*15),
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chan->flags & RIG_CHFLAG_SKIP ? 0x01 : 0x00, /* Lock */
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(unsigned)(chan->freq / 12500.),
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(unsigned)(chan->tx_freq / 12500.)
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);
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ret = prm80_transaction (rig, statebuf, statebuf_len, NULL, NULL);
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if (ret != RIG_OK)
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return ret;
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return RIG_OK;
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}
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/*
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* prm80_set_level
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* Assumes rig!=NULL
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*/
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int prm80_set_level(RIG *rig, vfo_t vfo, setting_t level, value_t val)
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{
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int cmd_len;
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char cmdbuf[BUFSZ];
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switch (level) {
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case RIG_LEVEL_AF:
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cmd_len = sprintf(cmdbuf, "O%02u" , (unsigned)(val.f * 15));
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return prm80_transaction (rig, cmdbuf, cmd_len, NULL, NULL);
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case RIG_LEVEL_SQL:
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cmd_len = sprintf(cmdbuf, "F%02u" , (unsigned)(val.f * 15));
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return prm80_transaction (rig, cmdbuf, cmd_len, NULL, NULL);
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case RIG_LEVEL_RFPOWER:
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return -RIG_ENIMPL;
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default:
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rig_debug(RIG_DEBUG_ERR,"Unsupported set_level %d\n", level);
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return -RIG_EINVAL;
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}
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return RIG_OK;
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}
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/*
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* prm80_get_level
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* Assumes rig!=NULL
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*/
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int prm80_get_level(RIG *rig, vfo_t vfo, setting_t level, value_t *val)
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{
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int ret;
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channel_t chan;
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memset(&chan, 0, sizeof(chan));
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chan.vfo = RIG_VFO_CURR;
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ret = prm80_get_channel(rig, &chan);
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if (ret != RIG_OK)
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return ret;
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switch (level) {
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case RIG_LEVEL_AF:
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val->f = chan.levels[LVL_AF].f;
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return RIG_OK;
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case RIG_LEVEL_SQL:
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val->f = chan.levels[LVL_SQL].f;
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return RIG_OK;
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default:
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rig_debug(RIG_DEBUG_ERR,"Unsupported set_level %d\n", level);
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return -RIG_EINVAL;
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}
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return RIG_OK;
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}
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/*
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* prm80_get_info
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* Assumes rig!=NULL
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*/
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const char * prm80_get_info(RIG *rig)
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{
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static char buf[BUFSZ];
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int ret, buf_len=BUFSZ;
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/* [V] = Print firmware version. */
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ret = prm80_transaction (rig, "V", 1, buf, &buf_len);
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if (ret < 0)
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return NULL;
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return buf;
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}
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/*
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* initrigs_prm80 is called by rig_backend_load
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*/
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DECLARE_INITRIG_BACKEND(prm80)
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{
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rig_debug(RIG_DEBUG_VERBOSE, "prm80: _init called\n");
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rig_register(&prm8060_caps);
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return RIG_OK;
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}
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