1
0
Fork 0
forked from len0rd/rockbox

Remove files accidentally commited in 28953

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@28959 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Michael Sparmann 2011-01-03 13:24:27 +00:00
parent 67feb81084
commit f8fde296a6
2 changed files with 0 additions and 119 deletions

View file

@ -1,95 +0,0 @@
/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2006-2007 Robert Keevil
*
* All files in this archive are subject to the GNU General Public License.
* See the file COPYING in the source tree root for full license agreement.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include "system.h"
#include "kernel.h"
#include "piezo.h"
static unsigned int duration;
static bool beeping;
void INT_TIMERD(void)
{
/* clear interrupt */
TDCON = TDCON;
if (!(--duration))
{
beeping = 0;
TDCMD = (1 << 1); /* TD_CLR */
}
}
void piezo_start(unsigned short cycles, unsigned short periods)
{
#ifndef SIMULATOR
duration = periods;
beeping = 1;
/* configure timer for 100 kHz */
TDCMD = (1 << 1); /* TD_CLR */
TDPRE = 30 - 1; /* prescaler */
TDCON = (1 << 13) | /* TD_INT1_EN */
(0 << 12) | /* TD_INT0_EN */
(0 << 11) | /* TD_START */
(2 << 8) | /* TD_CS = PCLK / 16 */
(1 << 4); /* TD_MODE_SEL = PWM mode */
TDDATA0 = cycles; /* set interval period */
TDDATA1 = cycles << 1; /* set interval period */
TDCMD = (1 << 0); /* TD_EN */
/* enable timer interrupt */
INTMSK |= INTMSK_TIMERD;
#endif
}
void piezo_stop(void)
{
#ifndef SIMULATOR
TDCMD = (1 << 1); /* TD_CLR */
#endif
}
void piezo_clear(void)
{
piezo_stop();
}
bool piezo_busy(void)
{
return beeping;
}
void piezo_init(void)
{
beeping = 0;
}
void piezo_button_beep(bool beep, bool force)
{
if (force)
while (beeping)
yield();
if (!beeping)
{
if (beep)
piezo_start(22, 457);
else
piezo_start(40, 4);
}
}

View file

@ -1,24 +0,0 @@
/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2006-2007 Robert Keevil
*
* All files in this archive are subject to the GNU General Public License.
* See the file COPYING in the source tree root for full license agreement.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
void piezo_init(void);
void piezo_stop(void);
void piezo_clear(void);
bool piezo_busy(void);
void piezo_button_beep(bool beep, bool force);