diff options
Diffstat (limited to 'tmk_core/common')
| -rw-r--r-- | tmk_core/common/uart.c | 62 |
1 files changed, 31 insertions, 31 deletions
diff --git a/tmk_core/common/uart.c b/tmk_core/common/uart.c index 412fcf8e1a..ccf7f7ff01 100644 --- a/tmk_core/common/uart.c +++ b/tmk_core/common/uart.c @@ -32,35 +32,35 @@ #include "uart.h" #if defined(__AVR_ATmega168__) || defined(__AVR_ATmega168P__) || defined(__AVR_ATmega328P__) -# define UDRn UDR0 -# define UBRRn UBRR0 -# define UCSRnA UCSR0A -# define UCSRnB UCSR0B -# define UCSRnC UCSR0C -# define U2Xn U2X0 -# define RXENn RXEN0 -# define TXENn TXEN0 -# define RXCIEn RXCIE0 -# define UCSZn1 UCSZ01 -# define UCSZn0 UCSZ00 -# define UDRIEn UDRIE0 -# define UDRE_vect USART_UDRE_vect -# define RX_vect USART_RX_vect +# define UDRn UDR0 +# define UBRRn UBRR0 +# define UCSRnA UCSR0A +# define UCSRnB UCSR0B +# define UCSRnC UCSR0C +# define U2Xn U2X0 +# define RXENn RXEN0 +# define TXENn TXEN0 +# define RXCIEn RXCIE0 +# define UCSZn1 UCSZ01 +# define UCSZn0 UCSZ00 +# define UDRIEn UDRIE0 +# define UDRE_vect USART_UDRE_vect +# define RX_vect USART_RX_vect #elif defined(__AVR_ATmega32U4__) || defined(__AVR_ATmega32U2__) || defined(__AVR_AT90USB1286__) || defined(__AVR_AT90USB1287__) -# define UDRn UDR1 -# define UBRRn UBRR1 -# define UCSRnA UCSR1A -# define UCSRnB UCSR1B -# define UCSRnC UCSR1C -# define U2Xn U2X1 -# define RXENn RXEN1 -# define TXENn TXEN1 -# define RXCIEn RXCIE1 -# define UCSZn1 UCSZ11 -# define UCSZn0 UCSZ10 -# define UDRIEn UDRIE1 -# define UDRE_vect USART1_UDRE_vect -# define RX_vect USART1_RX_vect +# define UDRn UDR1 +# define UBRRn UBRR1 +# define UCSRnA UCSR1A +# define UCSRnB UCSR1B +# define UCSRnC UCSR1C +# define U2Xn U2X1 +# define RXENn RXEN1 +# define TXENn TXEN1 +# define RXCIEn RXCIE1 +# define UCSZn1 UCSZ11 +# define UCSZn0 UCSZ10 +# define UDRIEn UDRIE1 +# define UDRE_vect USART1_UDRE_vect +# define RX_vect USART1_RX_vect #endif // These buffers may be any size from 2 to 256 bytes. @@ -92,14 +92,14 @@ void uart_putchar(uint8_t c) { i = tx_buffer_head + 1; if (i >= TX_BUFFER_SIZE) i = 0; - // return immediately to avoid deadlock when interrupt is disabled(called from ISR) - if (tx_buffer_tail == i && (SREG & (1<<SREG_I)) == 0) return; + // return immediately to avoid deadlock when interrupt is disabled(called from ISR) + if (tx_buffer_tail == i && (SREG & (1 << SREG_I)) == 0) return; while (tx_buffer_tail == i) ; // wait until space in buffer // cli(); tx_buffer[i] = c; tx_buffer_head = i; - UCSRB = (1 << RXENn) | (1 << TXENn) | (1 << RXCIEn) | (1 << UDRIEn); + UCSRB = (1 << RXENn) | (1 << TXENn) | (1 << RXCIEn) | (1 << UDRIEn); // sei(); } |