mayhem-firmware/firmware/application/baseband_api.hpp

/*
 * Copyright (C) 2016 Jared Boone, ShareBrained Technology, Inc.
 * Copyright (C) 2016 Furrtek
 *
 * This file is part of PortaPack.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2, 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; see the file COPYING.  If not, write to
 * the Free Software Foundation, Inc., 51 Franklin Street,
 * Boston, MA 02110-1301, USA.
 */

#ifndef __BASEBAND_API_H__
#define __BASEBAND_API_H__

#include "message.hpp"
#include "pocsag_packet.hpp"
#include "jammer.hpp"

#include "dsp_fir_taps.hpp"

#include "spi_image.hpp"

#include <cstddef>

namespace baseband {

struct AMConfig {
    const fir_taps_real<32> decim_1;  // added to handle two var LPF in AMFM to avoid aliasing when spectrum zoom factor 2.
    const fir_taps_real<32> decim_2;  // added to handle two var types decim_2 9k, 6k
    const fir_taps_complex<64> channel;
    const AMConfigureMessage::Modulation modulation;
    const iir_biquad_config_t audio_12k_iir_filter_config;  // added to handle two var IIR filter types : 300 hpf(as before) , 1500Hz lpf for Wefax.
    const size_t spectrum_decimation_factor;                // used to handle LCD AM waterfall zoom x1 / zoom x2.

    void apply() const;
};

struct NBFMConfig {
    const fir_taps_real<24> decim_0;
    const fir_taps_real<32> decim_1;
    const fir_taps_real<32> channel;
    const size_t deviation;

    void apply(const uint8_t squelch_level) const;
};

struct WFMConfig {
    const fir_taps_real<24> decim_0;  // To handle all 3 WFM filters , 200k, 180k and 80K-
    const fir_taps_real<16> decim_1;

    void apply() const;
};

struct WFMAMConfig {
    const fir_taps_real<24> decim_0;  // To handle WFM filter   BW=40K for NOAA APT
    const fir_taps_real<32> decim_1;
    const fir_taps_real<64> taps_64_lp_bpf;  // to handle dynamically  LPF / BPF .

    void apply() const;
};

void set_tone(const uint32_t index, const uint32_t delta, const uint32_t duration);
void set_tones_config(const uint32_t bw, const uint32_t pre_silence, const uint16_t tone_count, const bool dual_tone, const bool audio_out);
void kill_tone();
void set_sstv_data(const uint8_t vis_code, const uint32_t pixel_duration);
void set_sstvrx_data(const uint8_t code);
void set_sstvrx_phase_slant(const int16_t phase, const int16_t slant);
void set_audiotx_config(const uint32_t divider, const float deviation_hz, const float audio_gain, uint8_t audio_shift_bits_s16, uint8_t bits_per_sample, const uint32_t tone_key_delta, const bool am_enabled, const bool dsb_enabled, const bool usb_enabled, const bool lsb_enabled);
void set_fifo_data(const int8_t* data);
void set_pitch_rssi(int32_t avg, bool enabled);
void set_afsk_data(const uint32_t afsk_samples_per_bit, const uint32_t afsk_phase_inc_mark, const uint32_t afsk_phase_inc_space, const uint8_t afsk_repeat, const uint32_t afsk_bw, const uint8_t symbol_count);
void kill_afsk();
void set_afsk(const uint32_t baudrate, const uint32_t word_length, const uint32_t trigger_value, const bool trigger_word);
void set_fsk(const uint8_t samplesPerSymbol, const uint32_t syncWord, const uint8_t syncWordLength, const uint32_t preamble, const uint8_t preambleLength, uint16_t numDataBytes);
void set_aprs(const uint32_t baudrate);

void set_btlerx(uint8_t channel_number);
void set_btletx(uint8_t channel_number, char* macAddress, char* advertisementData, uint8_t pduType);

void set_nrf(const uint32_t baudrate, const uint32_t word_length, const uint32_t trigger_value, const bool trigger_word);

void set_ook_data(const uint32_t stream_length, const uint32_t samples_per_bit, const uint8_t repeat, const uint32_t pause_symbols, const uint8_t de_bruijn_length = 0);
void kill_ook();
void set_fsk_data(const uint32_t stream_length, const uint32_t samples_per_bit, const uint32_t shift, const uint32_t progress_notice);
void set_pocsag(int8_t baud_config = -1);
void set_adsb();
void set_jammer(const bool run, const jammer::JammerType type, const uint32_t speed);
void set_rds_data(const uint16_t message_length);
void set_spectrum(
    const size_t sampling_rate,
    const size_t trigger);
void set_time_sink(
    const size_t sampling_rate,
    const size_t trigger);
void set_siggen_tone(const uint32_t tone);
void set_siggen_config(const uint32_t bw, const uint32_t shape, const uint32_t duration);
void set_spectrum_painter_config(const uint16_t width, const uint16_t height, bool update, int32_t bw);
void set_subghzd_config(uint8_t modulation, uint32_t sampling_rate);
void set_moreserx_config(uint8_t mode);
void set_morsetx_config(uint8_t mode, uint32_t tone, float fm_delta);
void set_morsetx_key(bool key_down);
void set_wefax_config(uint8_t lpm, uint8_t ioc);
void set_noaaapt_config();
void set_flex_config();
void set_bitstream_config(uint32_t deviation, uint8_t mode);                                                   // mode 0 for am, 1 for 2fsk
void set_rtty_config(uint16_t baud, uint16_t shift, uint8_t* payload = nullptr, uint16_t payload_length = 0);  // baud*100
void set_rtty_config(RTTYDataMessage& message);
void set_epirb_tx_config(EPIRBTXDataMessage& message);

void request_roger_beep();
void request_rssi_beep();
void request_beep_stop();
void request_audio_beep(uint32_t freq, uint32_t sample_rate, uint32_t duration_ms);

void run_image(const portapack::spi_flash::image_tag_t image_tag);
void run_prepared_image(const uint32_t m4_code);
void shutdown();

void spectrum_streaming_start();
void spectrum_streaming_stop();

/* NB: sample_rate should be desired rate. Don't pre-scale. */
void set_sample_rate(uint32_t sample_rate, OversampleRate oversample_rate = OversampleRate::None);
void capture_start(CaptureConfig* const config);
void capture_stop();
void replay_start(ReplayConfig* const config);
void replay_stop();

} /* namespace baseband */

#endif /*__BASEBAND_API_H__*/