adc/config.hpp

#pragma once

#include <stdint.h>

namespace adc {

namespace detail {

enum class Mode {
	SINGLE,
	AUTO,
	FREE_RUNNING,
};

} // namespace detail

enum class TriggerSource {
	FREE_RUNNING,
	ANALOG_COMP,
	EXTERNAL_INT_0,
	TIMER0_COMP_A,
	TIMER0_OVERFLOW,
	TIMER1_COMP_B,
	TIMER1_OVERFLOW,
	TIMER1_CAPTURE,
};

template <TriggerSource src = TriggerSource::FREE_RUNNING>
struct AutoMode {
	static constexpr auto SRC = src;
};

struct FreeRunningMode {
};

struct SingleMode {
};

enum class VoltageRef {
	EXTERNAL,
	AVCC,
	INTERNAL,
};

enum class InputSource {
	TEMP,
	VBG,
	GND,
};

template <class Mode, VoltageRef vref = VoltageRef::AVCC, uint8_t prescaler = 128>
struct Config {
	static constexpr auto MODE = detail::Mode::AUTO;
	static constexpr auto TRIGGER_SRC = Mode::SRC;
	static constexpr auto VREF = vref;
	static constexpr auto PRESCALER = prescaler;
};

template <VoltageRef vref, uint8_t prescaler>
struct Config<FreeRunningMode, vref, prescaler> {
	static constexpr auto MODE = detail::Mode::FREE_RUNNING;
	static constexpr auto VREF = vref;
	static constexpr auto PRESCALER = prescaler;
};

template <VoltageRef vref, uint8_t prescaler>
struct Config<SingleMode, vref, prescaler> {
	static constexpr auto MODE = detail::Mode::SINGLE;
	static constexpr auto VREF = vref;
	static constexpr auto PRESCALER = prescaler;
};

} // namespace adc