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/* -*- c++ -*- */
/*
* Copyright 2020 dl1ksv.
*
* SPDX-License-Identifier: GPL-3.0-or-later
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "fcdcmd.h"
#include "fcdpp_control_impl.h"
#include <gnuradio/io_signature.h>
#include <gnuradio/logger.h>
#define FCDPROPLUS_VENDOR_ID 0x04d8
#define FCDPROPLUS_PRODUCT_ID 0xfb31
#define TIMEOUT 5000
namespace gr {
namespace funcube {
fcdpp_control::sptr fcdpp_control::make()
{
return gnuradio::make_block_sptr<fcdpp_control_impl>();
}
/*
* The private constructor
*/
fcdpp_control_impl::fcdpp_control_impl()
: gr::block("fcdpp_control",
gr::io_signature::make(0, 0, 0),
gr::io_signature::make(0, 0, 0))
{
/* setup the control part */
d_control_handle = NULL;
hid_init();
d_control_handle = hid_open(FCDPROPLUS_VENDOR_ID, FCDPROPLUS_PRODUCT_ID, NULL);
if (d_control_handle == NULL) {
d_logger->error("FunCube Dongle V2.0 not found.");
throw std::runtime_error("FunCube Dongle V2.0 not found.");
} else {
d_logger->info("FunCube Dongle V2.0 initialized.");
}
/*
* Check mode, so
* Send a BL Query Command
*/
aucBuf[0] = 0; // Report ID. Ignored by HID Class firmware as only config'd
// for one report
aucBuf[1] = FCD_HID_CMD_QUERY;
hid_write(d_control_handle, aucBuf, 65);
hid_read(d_control_handle, aucBuf, 65);
aucBuf[15] = 0;
d_logger->info("Dongle: {:s}", reinterpret_cast<const char*>(&aucBuf[2]));
/*
* Initialize message handling
*
*/
message_port_register_in(pmt::mp("freq"));
set_msg_handler(pmt::mp("freq"), [this](pmt::pmt_t msg) {
this->fcdpp_control_impl::set_frequency_msg(msg);
});
}
/*
* Our virtual destructor.
*/
fcdpp_control_impl::~fcdpp_control_impl()
{
if (d_control_handle != NULL) {
hid_close(d_control_handle);
}
hid_exit();
}
void fcdpp_control_impl::set_freq(double freq)
{
unsigned int nfreq = freq;
aucBuf[0] = 0;
aucBuf[1] = FCD_HID_CMD_SET_FREQUENCY_HZ;
aucBuf[2] = (unsigned char)nfreq;
aucBuf[3] = (unsigned char)(nfreq >> 8);
aucBuf[4] = (unsigned char)(nfreq >> 16);
aucBuf[5] = (unsigned char)(nfreq >> 24);
hid_write(d_control_handle, aucBuf, 65);
aucBuf[1] = 0;
hid_read(d_control_handle, aucBuf, 65);
if (aucBuf[0] == FCD_HID_CMD_SET_FREQUENCY_HZ && aucBuf[1] == 1) {
nfreq = 0;
nfreq = (unsigned int)aucBuf[2];
nfreq += (unsigned int)(aucBuf[3] << 8);
nfreq += (unsigned int)(aucBuf[4] << 16);
nfreq += (unsigned int)(aucBuf[5] << 24);
d_logger->info("Set Frequency to: {:d} Hz", nfreq);
} else {
d_logger->error("Set Frequency to {:d} Hz failed", nfreq);
}
}
void fcdpp_control_impl::set_frequency_msg(pmt::pmt_t msg)
{
// Accepts either a number that is assumed to be the new
// frequency or a key:value pair message where the key must be
// "freq" and the value is the new frequency.
d_logger->debug("Funcube Control frequency message arrived");
if (pmt::is_number(msg)) {
set_freq(pmt::to_double(msg));
} else if (pmt::is_pair(msg)) {
pmt::pmt_t key = pmt::car(msg);
pmt::pmt_t val = pmt::cdr(msg);
if (pmt::eq(key, pmt::intern("freq"))) {
if (pmt::is_number(val)) {
set_freq(pmt::to_double(val));
}
} else {
d_logger->warn(
"Set Frequency Message must have the key = 'freq'; got '{:s}'.",
pmt::write_string(key));
}
} else {
d_logger->warn("Set Frequency Message must be either a number or a "
"key:value pair where the key is 'freq'.");
}
}
void fcdpp_control_impl::set_lna(int gain)
{
aucBuf[0] = 0; // Report ID. Ignored by HID Class firmware as only config'd
// for one report
aucBuf[1] = FCD_HID_CMD_SET_LNA_GAIN;
if (gain != 0) {
aucBuf[2] = 1;
} else {
aucBuf[2] = 0;
}
hid_write(d_control_handle, aucBuf, 65);
hid_read(d_control_handle, aucBuf, 65);
if (aucBuf[0] == FCD_HID_CMD_SET_LNA_GAIN) {
if (gain != 0) {
d_logger->info("LNA gain enabled");
} else {
d_logger->info("LNA gain disabled");
}
} else {
d_logger->error("Failed to modify LNA gain. Result of transaction: {:d},{:d}",
aucBuf[0],
aucBuf[1]);
}
}
void fcdpp_control_impl::set_mixer_gain(int gain)
{
aucBuf[0] = 0; // Report ID. Ignored by HID Class firmware as only config'd
// for one report
aucBuf[1] = FCD_HID_CMD_SET_MIXER_GAIN;
if (gain != 0) {
aucBuf[2] = 1;
} else {
aucBuf[2] = 0;
}
hid_write(d_control_handle, aucBuf, 65);
hid_read(d_control_handle, aucBuf, 65);
if (aucBuf[0] == FCD_HID_CMD_SET_MIXER_GAIN) {
if (gain != 0) {
d_logger->info("Mixer gain enabled");
} else {
d_logger->info("Mixer gain disabled");
}
} else {
d_logger->error("Failed to modify Mixer gain. Result of transaction: {:d},{:d}",
aucBuf[0],
aucBuf[1]);
}
}
void fcdpp_control_impl::set_if_gain(int gain)
{
if ((gain < 0) || gain > 59) {
d_logger->error("Invalid IF gain value: {:d}", gain);
return;
}
aucBuf[0] = 0; // Report ID. Ignored by HID Class firmware as only config'd
// for one report
aucBuf[1] = FCD_HID_CMD_SET_IF_GAIN;
aucBuf[2] = (unsigned char)gain;
hid_write(d_control_handle, aucBuf, 65);
hid_read(d_control_handle, aucBuf, 65);
if (aucBuf[0] == FCD_HID_CMD_SET_IF_GAIN) {
d_logger->info("IF gain set to: {:d}", gain);
} else {
d_logger->error("Could not set IF gain");
}
}
} /* namespace funcube */
} /* namespace gr */
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