kbd.h File Reference

Keyboard driver (interface). More...

#include <kbd_map.h>
#include <cfg/compiler.h>
#include <mware/list.h>
#include <appconfig.h>

Go to the source code of this file.

Data Structures
struct	KbdHandler
	Keyboard handler descriptor. More...
Defines
#define	KHF_RAWKEYS   BV(0)
	Handler gets raw key events.
Keyboard polling modes.
Define CONFIG_KBD_POLL to one of these.
#define	KBD_POLL_SOFTINT   1
#define	KBD_POLL_FREERTOS   2
Functions
void	kbd_init (void)
	Initialize keyboard ports and softtimer.
keymask_t	kbd_peek (void)
	Read a key from the keyboard buffer.
keymask_t	kbd_get (void)
	Wait for a keypress and return the mask of depressed keys.
keymask_t	kbd_get_timeout (mtime_t timeout)
	Wait up to timeout ms for a keypress and return the mask of depressed keys, or K_TIMEOUT if the timeout was reacked.
keymask_t	kbd_setRepeatMask (keymask_t mask)
	Set current mask of repeatable keys.

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Detailed Description

Keyboard driver (interface).

Version:

Id

kbd.h 1052 2008-01-16 16:40:57Z asterix

Author:

Bernardo Innocenti <bernie@develer.com>

Stefano Fedrigo <aleph@develer.com>

Francesco Sacchi <batt@develer.com>

Definition in file kbd.h.

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Function Documentation

keymask_t kbd_get

(

void

)

Wait for a keypress and return the mask of depressed keys.

Note:

This function is not interrupt safe!

Definition at line 211 of file kbd.c.

keymask_t kbd_peek

(

void

)

Read a key from the keyboard buffer.

When a key is kept depressed between calls of this function a value is returned only after the time specified with KBD_REPAT_DELAY to avoid too fast keyboard repeat.

Note:

Calls schedule() internally.

This function is not interrupt safe!

Returns:

The mask of depressed keys or 0 if no keys are depressed.

Definition at line 185 of file kbd.c.