uart.h File Reference

#include <stdbool.h>
#include <stdint.h>
#include "ports.h"
#include "util.h"

Go to the source code of this file.

Enumerations
enum	ws_uart_baud_rate_t { WS_UART_BAUD_RATE_9600 = WS_UART_CTRL_BAUD_9600 , WS_UART_BAUD_RATE_38400 = WS_UART_CTRL_BAUD_38400 }
	UART baud rate. More...

Functions
static void	ws_uart_open (uint8_t baud_rate)
	Open the UART (EXT port) connection.
static void	ws_uart_close (void)
	Close the UART (EXT port) connection.
static bool	ws_uart_is_rx_overrun (void)
	Check if the UART receive buffer has overflowed.
static void	ws_uart_ack_rx_overrun (void)
	Acknowledge that the UART receive buffer has overflowed.
static bool	ws_uart_is_rx_ready (void)
	Does the UART receive buffer contain a byte?
static bool	ws_uart_is_tx_ready (void)
	Is the UART transmit buffer ready to accept a byte?
uint8_t	ws_uart_getc (void)
	Read a character from the UART.
int16_t	ws_uart_getc_nonblock (void)
	Try to read a character from the UART.
void	ws_uart_putc (uint8_t value)
	Write a character to the UART.

Detailed Description

Functionality related to the UART EXT port.

Definition in file uart.h.