7 #define BAUDRATE 9600UL
8 #define UART_TXBUFSIZE 16
9 #define UART_RXBUFSIZE 16
14 extern volatile uint8_t uart_break;
15 extern volatile uint8_t uart_echo;
18 int uart_putc(char c, FILE *stream);
19 int uart_getc(FILE *stream);
21 uint8_t uart_rx_state(void);
22 uint8_t uart_tx_state(void);