USART.h

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#ifndef ATMEGA328P_DEFINITIONS_USART_H
#define ATMEGA328P_DEFINITIONS_USART_H
 
#include <stdint.h>
#include "Config.h"
#include "Pin.h"

namespace atmega328p
{
    namespace usart
    {
        enum class Mode : uint8_t
        {
            Asynchronous, 
            Synchronous,  
            MasterSPI,    
        };

        enum class DataBits : uint8_t
        {
            Five = 5,  
            Six = 6,   
            Seven = 7, 
            Eight = 8, 
            Nine = 9,  
        };

        enum class Parity : uint8_t
        {
            Disabled, 
            Even,     
            Odd,      
        };

        enum class StopBits : uint8_t
        {
            One = 1, 
            Two = 2, 
        };
 
        enum : uint8_t
        {
            module_count = 1U,                          
            module_number = 0U,                         
            rx_pin_value = 0x20U,                       
            tx_pin_value = 0x21U,                       
            xck_pin_value = 0x24U,                      
            baud_register_bits = 12U,                   
            async_oversampling = 16U,                   
            async_double_speed_oversampling = 8U,       
            sync_clock_divisor = 2U,                    
            supports_full_duplex = 1,                   
            supports_multiprocessor_mode = 1,           
            supports_double_speed_async = 1,            
            supports_master_spi_mode = 1,               
            supports_rx_complete_interrupt = 1,         
            supports_data_register_empty_interrupt = 1, 
            supports_tx_complete_interrupt = 1,         
        };
 
        enum : uint16_t
        {
            baud_register_max = 4095U, 
        };
    }
}
 
#endif