void USART_Init0(const uint32_t BaudRate)
{
#ifdef UCSR0A
UCSR0A = 0;
UCSR0B = ((1 << RXEN0) | (1 << TXEN0));
UCSR0C = ((1 << UCSZ01) | (1 << UCSZ00));
UBRR0 = SERIAL_UBBRVAL(BaudRate);
#else
UCR = ((1 << RXEN) | (1 << TXEN));
UBRR = SERIAL_UBBRVAL(BaudRate);
#endif
}
void Serial_Init(const uint16_t BaudRate)
{
UCSR1A = 0;
UCSR1B = ((1 << RXEN1) | (1 << TXEN1));
UCSR1C = ((1 << UCSZ11) | (1 << UCSZ10));
UBRR1 = SERIAL_UBBRVAL(BaudRate);
}
void USART_Init1(const uint32_t BaudRate)
{
#ifdef UCSR1A
UCSR1A = 0;
UCSR1B = ((1 << RXEN1) | (1 << TXEN1));
UCSR1C = ((1 << UCSZ11) | (1 << UCSZ10));
UBRR1 = SERIAL_UBBRVAL(BaudRate);
#endif
}
void Serial_Init(const uint32_t BaudRate, const bool DoubleSpeed)
{
UCSR1A = ((DoubleSpeed) ? (1 << U2X1) : 0);
UCSR1B = ((1 << RXEN1) | (1 << TXEN1));
UCSR1C = ((1 << UCSZ11) | (1 << UCSZ10));
DDRD |= (1 << 3);
PORTD |= (1 << 2);
UBRR1 = SERIAL_UBBRVAL(BaudRate);
}
/*************************************************************************
Function: uart_init()
Purpose: initialize UART and set baudrate
Input: baudrate using macro UART_BAUD_SELECT()
Returns: none
**************************************************************************/
void uart_init(uint32_t baudrate, bool doublespeed)
{
UART_TxHead = 0;
UART_TxTail = 0;
UART_RxHead = 0;
UART_RxTail = 0;
UBRR1 = (doublespeed ? SERIAL_2X_UBBRVAL(baudrate) : SERIAL_UBBRVAL(baudrate));
UCSR1C = ((1 << UCSZ11) | (1 << UCSZ10));
UCSR1A = (doublespeed ? (1 << U2X1) : 0);
UCSR1B = ((1 << RXCIE1) | (1 << TXEN1) | (1 << RXEN1));
DDRD |= (1 << 3);
PORTD |= (1 << 2);
}/* uart_init */
/** Event handler for the CDC Class driver Line Encoding Changed event.
*
* \param[in] CDCInterfaceInfo Pointer to the CDC class interface configuration structure being referenced
*/
void EVENT_CDC_Device_LineEncodingChanged(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo)
{
uint8_t ConfigMask = 0;
switch (CDCInterfaceInfo->State.LineEncoding.ParityType)
{
case CDC_PARITY_Odd:
ConfigMask = ((1 << UPM11) | (1 << UPM10));
break;
case CDC_PARITY_Even:
ConfigMask = (1 << UPM11);
break;
}
if (CDCInterfaceInfo->State.LineEncoding.CharFormat == CDC_LINEENCODING_TwoStopBits)
ConfigMask |= (1 << USBS1);
switch (CDCInterfaceInfo->State.LineEncoding.DataBits)
{
case 6:
ConfigMask |= (1 << UCSZ10);
break;
case 7:
ConfigMask |= (1 << UCSZ11);
break;
case 8:
ConfigMask |= ((1 << UCSZ11) | (1 << UCSZ10));
break;
}
/* Must turn off USART before reconfiguring it, otherwise incorrect operation may occur */
UCSR1B = 0;
UCSR1A = 0;
UCSR1C = 0;
/* Special case 57600 baud for compatibility with the ATmega328 bootloader. */
UBRR1 = (CDCInterfaceInfo->State.LineEncoding.BaudRateBPS == 57600)
? SERIAL_UBBRVAL(CDCInterfaceInfo->State.LineEncoding.BaudRateBPS)
: SERIAL_2X_UBBRVAL(CDCInterfaceInfo->State.LineEncoding.BaudRateBPS);
UCSR1C = ConfigMask;
UCSR1A = (CDCInterfaceInfo->State.LineEncoding.BaudRateBPS == 57600) ? 0 : (1 << U2X1);
UCSR1B = ((1 << RXCIE1) | (1 << TXEN1) | (1 << RXEN1));
}
/** Event handler for the CDC Class driver Line Encoding Changed event.
*
* \param[in] CDCInterfaceInfo Pointer to the CDC class interface configuration structure being referenced
*/
void EVENT_CDC_Device_LineEncodingChanged(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo)
{
uint8_t ConfigMask = 0;
switch (CDCInterfaceInfo->State.LineEncoding.ParityType)
{
case CDC_PARITY_Odd:
ConfigMask = ((1 << UPM11) | (1 << UPM10));
break;
case CDC_PARITY_Even:
ConfigMask = (1 << UPM11);
break;
}
if (CDCInterfaceInfo->State.LineEncoding.CharFormat == CDC_LINEENCODING_TwoStopBits)
ConfigMask |= (1 << USBS1);
switch (CDCInterfaceInfo->State.LineEncoding.DataBits)
{
case 6:
ConfigMask |= (1 << UCSZ10);
break;
case 7:
ConfigMask |= (1 << UCSZ11);
break;
case 8:
ConfigMask |= ((1 << UCSZ11) | (1 << UCSZ10));
break;
}
/* Must turn off USART before reconfiguring it, otherwise incorrect operation may occur */
UCSR1B = 0;
UCSR1A = 0;
UCSR1C = 0;
/* Set the new baud rate before configuring the USART */
// UBRR1 = SERIAL_2X_UBBRVAL(CDCInterfaceInfo->State.LineEncoding.BaudRateBPS);
UBRR1 = SERIAL_UBBRVAL(CDCInterfaceInfo->State.LineEncoding.BaudRateBPS);
/* Reconfigure the USART in double speed mode for a wider baud rate range at the expense of accuracy */
UCSR1C = ConfigMask;
UCSR1A = (0 << U2X1);
UCSR1B = ((1 << RXCIE1) | (1 << TXEN1) | (1 << RXEN1));
}
