@ -99,27 +99,27 @@
static inline void Serial_Init ( const uint32_t BaudRate ,
const bool DoubleSpeed )
{
UBRR1 = ( DoubleSpeed ? SERIAL_2X_UBBRVAL ( BaudRate ) : SERIAL_UBBRVAL ( BaudRate ) ) ;
UCSR1C = ( ( 1 < < UCSZ11 ) | ( 1 < < UCSZ10 ) ) ;
UCSR1A = ( DoubleSpeed ? ( 1 < < U2X1 ) : 0 ) ;
UCSR1B = ( ( 1 < < TXEN1 ) | ( 1 < < RXEN1 ) ) ;
UCSR1C = ( ( 1 < < UCSZ11 ) | ( 1 < < UCSZ10 ) ) ;
DDRD | = ( 1 < < 3 ) ;
PORTD | = ( 1 < < 2 ) ;
UBRR1 = ( DoubleSpeed ? SERIAL_2X_UBBRVAL ( BaudRate ) : SERIAL_UBBRVAL ( BaudRate ) ) ;
}
/** Turns off the USART driver, disabling and returning used hardware to their default configuration. */
static inline void Serial_ShutDown ( void )
{
UCSR1A = 0 ;
UCSR1B = 0 ;
UCSR1A = 0 ;
UCSR1C = 0 ;
UBRR1 = 0 ;
DDRD & = ~ ( 1 < < 3 ) ;
PORTD & = ~ ( 1 < < 2 ) ;
UBRR1 = 0 ;
}
/** Indicates whether a character has been received through the USART.
@ -143,7 +143,9 @@
UDR1 = DataByte ;
}
/** Receives a byte from the USART.
/** Receives a byte from the USART. This function blocks until a byte has been
* received ; if non - blocking behaviour is required , test for a received character
* beforehand with \ ref Serial_IsCharReceived ( ) .
*
* \ return Byte received from the USART .
*/