Initial firmware commit.

firmware/application/receiver_model.hpp

@@ -0,0 +1,111 @@
+/*
+ * Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
+ *
+ * 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 __RECEIVER_MODEL_H__
+#define __RECEIVER_MODEL_H__
+
+#include <cstdint>
+#include <cstddef>
+
+#include "clock_manager.hpp"
+#include "message.hpp"
+#include "rf_path.hpp"
+#include "max2837.hpp"
+#include "volume.hpp"
+
+class ReceiverModel {
+public:
+	constexpr ReceiverModel(
+		ClockManager& clock_manager
+	) : clock_manager { clock_manager }
+	{
+	}
+
+	rf::Frequency tuning_frequency() const;
+	void set_tuning_frequency(rf::Frequency f);
+
+	rf::Frequency frequency_step() const;
+	void set_frequency_step(rf::Frequency f);
+
+	bool rf_amp() const;
+	void set_rf_amp(bool enabled);
+
+	int32_t lna() const;
+	void set_lna(int32_t v_db);
+
+	uint32_t baseband_bandwidth() const;
+	void set_baseband_bandwidth(uint32_t v);
+
+	int32_t vga() const;
+	void set_vga(int32_t v_db);
+
+	uint32_t sampling_rate() const;
+	void set_sampling_rate(uint32_t hz);
+
+	uint32_t modulation() const;
+	void set_modulation(uint32_t v);
+
+	volume_t headphone_volume() const;
+	void set_headphone_volume(volume_t v);
+
+	uint32_t baseband_oversampling() const;
+	void set_baseband_oversampling(uint32_t v);
+
+	void enable();
+	void disable();
+
+private:
+	rf::Frequency tuning_frequency_ {
+		//118099000
+		//128349000
+		//162523000
+		//162548000
+		//858450000
+		858752000
+	};
+	rf::Frequency frequency_step_ { 25000 };
+	bool rf_amp_ { true };
+	int32_t lna_gain_db_ { 32 };
+	uint32_t baseband_bandwidth_ { max2837::filter::bandwidth_minimum };
+	int32_t vga_gain_db_ { 32 };
+	BasebandConfiguration baseband_configuration {
+		.mode = 1,			/* TODO: Enum! */
+		.sampling_rate = 3072000,
+		.decimation_factor = 4,
+	};
+	volume_t headphone_volume_ { -43.0_dB };
+	ClockManager& clock_manager;
+
+	int32_t tuning_offset();
+
+	void update_tuning_frequency();
+	void update_rf_amp();
+	void update_lna();
+	void update_baseband_bandwidth();
+	void update_vga();
+	void update_modulation();
+	void update_baseband_configuration();
+	void update_headphone_volume();
+
+	void update_fsk_configuration();
+};
+
+#endif/*__RECEIVER_MODEL_H__*/