uart.h

#pragma once

#include <avr/io.h>
#include <avr/interrupt.h>

#include "../stream/stream.h"

ISR(USART0_UDRE_vect);

class UART : public Stream {

private:

    UART();

    bool ongoing_transmission = false;

    inline void StartTransmission();

    friend void USART0_UDRE_vect();

public:

    static UART& GetInstance(){
        static UART instance;
        return instance;
    }

    void Write(uint8_t *string, uint16_t size);

    void Init(uint16_t baud_rate);

    UART(const UART&) = delete;

    void operator=(const UART&) = delete;

};