crashtest-r0ket/openbeacon/lpc13xx/openbeacon-sensor/inc/sound.h

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__*/