34 lines
1.1 KiB
C
34 lines
1.1 KiB
C
/***************************************************************
|
|
*
|
|
* OpenBeacon.org - piezo speaker sound functions
|
|
*
|
|
* Copyright 2010 Milosch Meriac <meriac@openbeacon.de>
|
|
*
|
|
***************************************************************
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; version 2.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License along
|
|
with this program; if not, write to the Free Software Foundation, Inc.,
|
|
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
|
|
*/
|
|
|
|
#ifndef __SOUND_H__
|
|
#define __SOUND_H__
|
|
|
|
#define TONES_MAX 32
|
|
|
|
extern void snd_beep (uint16_t frequency);
|
|
extern void snd_tone (uint8_t tone);
|
|
extern void snd_init (void);
|
|
|
|
#endif/*__SOUND_H__*/
|