uart.c File Reference

Detailed Description

UART implementation (license: GPLv2).

Author:: Roland Riegel

Functions

void uart_init ()

Initializes the UART.

void uart_connect_stdio ()

Connects the UART with the I/O functions of the C Standard Library.

void uart_putc (uint8_t c)

Transmits a single character/byte via the UART.

void uart_putc_hex (uint8_t b)

Transmits a byte in hexadecimal ASCII representation via the UART.

uint8_t uart_getc ()

Receives a byte from the UART.

uint8_t uart_getc_try ()

Receives a byte from the UART without blocking.


Functions
void	uart_init ()
	Initializes the UART.
void	uart_connect_stdio ()
	Connects the UART with the I/O functions of the C Standard Library.
void	uart_putc (uint8_t c)
	Transmits a single character/byte via the UART.
void	uart_putc_hex (uint8_t b)
	Transmits a byte in hexadecimal ASCII representation via the UART.
uint8_t	uart_getc ()
	Receives a byte from the UART.
uint8_t	uart_getc_try ()
	Receives a byte from the UART without blocking.