You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

53 lines
898 B

/** @file ir_uart.h
@author Michael Hayes
@date 10 December 2004
*/
#ifndef IR_UART_H
#define IR_UART_H
#include "system.h"
#ifndef IR_UART_BAUD_RATE
#define IR_UART_BAUD_RATE 2400
#endif
/* Return non-zero if there is a character ready to be read. */
bool
ir_uart_read_ready_p (void);
/* Read character from IR_UART. This blocks if nothing
is available to read. */
int8_t
ir_uart_getc (void);
/* Return non-zero if a character can be written without blocking. */
bool
ir_uart_write_ready_p (void);
/* Return non-zero if transmitter finished. */
bool
ir_uart_write_finished_p (void);
/* Write character to IR_UART. This returns zero if
the character could not be written. */
int8_t
ir_uart_putc (char ch);
/* Write string to IR_UART. */
void
ir_uart_puts (const char *str);
/* Initialise ir_uart and set baud rate. */
uint8_t
ir_uart_init (void);
#endif