mirror of
https://github.com/portapack-mayhem/mayhem-firmware.git
synced 2024-12-13 03:34:35 +00:00
144 lines
3.5 KiB
C++
144 lines
3.5 KiB
C++
/*
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* Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
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*
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* This file is part of PortaPack.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* 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 General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __RECEIVER_MODEL_H__
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#define __RECEIVER_MODEL_H__
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#include <cstdint>
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#include <cstddef>
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#include "message.hpp"
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#include "rf_path.hpp"
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#include "max2837.hpp"
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#include "volume.hpp"
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struct BasebandConfiguration {
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int32_t mode;
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uint32_t sampling_rate;
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size_t decimation_factor;
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constexpr BasebandConfiguration(
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int32_t mode,
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uint32_t sampling_rate,
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size_t decimation_factor = 1
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) : mode { mode },
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sampling_rate { sampling_rate },
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decimation_factor { decimation_factor }
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{
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}
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constexpr BasebandConfiguration(
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) : BasebandConfiguration { -1, 0, 1 }
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{
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}
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};
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class ReceiverModel {
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public:
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enum class Mode : int32_t {
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AMAudio = 0,
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NarrowbandFMAudio = 1,
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WidebandFMAudio = 2,
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SpectrumAnalysis = 4,
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Capture = 7,
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};
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rf::Frequency tuning_frequency() const;
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void set_tuning_frequency(rf::Frequency f);
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rf::Frequency frequency_step() const;
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void set_frequency_step(rf::Frequency f);
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bool antenna_bias() const;
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void set_antenna_bias(bool enabled);
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bool rf_amp() const;
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void set_rf_amp(bool enabled);
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int32_t lna() const;
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void set_lna(int32_t v_db);
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uint32_t baseband_bandwidth() const;
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void set_baseband_bandwidth(uint32_t v);
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int32_t vga() const;
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void set_vga(int32_t v_db);
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uint32_t sampling_rate() const;
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uint32_t modulation() const;
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volume_t headphone_volume() const;
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void set_headphone_volume(volume_t v);
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uint32_t baseband_oversampling() const;
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void enable();
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void disable();
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void set_baseband_configuration(const BasebandConfiguration config);
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size_t am_configuration() const;
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void set_am_configuration(const size_t n);
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size_t nbfm_configuration() const;
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void set_nbfm_configuration(const size_t n);
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size_t wfm_configuration() const;
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void set_wfm_configuration(const size_t n);
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private:
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rf::Frequency frequency_step_ { 25000 };
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bool enabled_ { false };
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bool rf_amp_ { false };
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bool antenna_bias_ { false };
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int32_t lna_gain_db_ { 32 };
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uint32_t baseband_bandwidth_ { max2837::filter::bandwidth_minimum };
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int32_t vga_gain_db_ { 32 };
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BasebandConfiguration baseband_configuration {
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.mode = 1, /* TODO: Enum! */
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.sampling_rate = 3072000,
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.decimation_factor = 1,
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};
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size_t am_config_index = 0;
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size_t nbfm_config_index = 0;
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size_t wfm_config_index = 0;
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volume_t headphone_volume_ { -43.0_dB };
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int32_t tuning_offset();
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void update_tuning_frequency();
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void update_antenna_bias();
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void update_rf_amp();
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void update_lna();
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void update_baseband_bandwidth();
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void update_vga();
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void update_baseband_configuration();
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void update_headphone_volume();
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void update_modulation_configuration();
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void update_am_configuration();
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void update_nbfm_configuration();
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void update_wfm_configuration();
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};
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#endif/*__RECEIVER_MODEL_H__*/
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