hal_io.c File Reference

#include "hal_io.h"
#include "hal_internals.h"
#include <avr/io.h>

Functions
enum io_result	io_configure (struct io_pin io, struct io_pin_configuration configuration)
enum io_result	io_write (struct io_pin io, enum io_pin_state state)
enum io_result	io_toggle (struct io_pin io)
enum io_result	io_read (struct io_pin io, enum io_pin_state *state)

Detailed Description

Author

Ceyhun Şen

Standard I/O operations.

Function Documentation

io_configure()

enum io_result io_configure	(	struct io_pin	io,
		struct io_pin_configuration	configuration
	)

Configure an I/O pin.

Parameters

io	I/O pin to be configured.
configuration	How to configure selected pin.

io_read()

enum io_result io_read	(	struct io_pin	io,
		enum io_pin_state *	state
	)

Read value of a I/O pin.

Parameters

io	Target I/O pin.
state	Pointer that will hold read result.

io_toggle()

enum io_result io_toggle

(

struct io_pin

io

)

Toggle state of the given pin.

Parameters

io	Target I/O pin.

io_write()

enum io_result io_write	(	struct io_pin	io,
		enum io_pin_state	state
	)

Set pin state of given I/O pin.

Parameters

io	Target I/O pin.
state	Pin state to be set.