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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2008 by Jens Arnold
*
* 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 "config.h"
#include "system.h"
#include "button.h"
#include "backlight.h"
#include "adc.h"
#include "lcd-remote-target.h"
static bool hold_button = false;
static bool remote_hold_button = false;
void button_init_device(void)
{
/* Remote Play */
GPIO_FUNCTION |= 0x80000000;
GPIO_ENABLE &= ~0x80000000;
}
bool button_hold(void)
{
return (GPIO1_READ & 0x00000200) == 0;
}
bool remote_button_hold(void)
{
return remote_hold_button;
}
int button_read_device(void)
{
int btn = BUTTON_NONE;
bool hold_button_old;
bool remote_hold_button_old;
int data;
/* normal buttons */
hold_button_old = hold_button;
hold_button = button_hold();
if (!hold_button)
{
data = adc_read(ADC_BUTTONS);
if (data < 0xc0)
{
if (data < 0x67)
if (data < 0x37)
btn = BUTTON_VOL_DOWN;
else
if (data < 0x51)
btn = BUTTON_MODE;
else
btn = BUTTON_VOL_UP;
else
if (data < 0x7f)
btn = BUTTON_REC;
else
if (data < 0x98)
btn = BUTTON_LEFT;
else
btn = BUTTON_RIGHT;
}
if (!(GPIO1_READ & 0x00000002))
btn |= BUTTON_PLAY;
}
/* remote buttons */
data = remote_detect() ? adc_read(ADC_REMOTE) : 0xff;
remote_hold_button_old = remote_hold_button;
remote_hold_button = data < 0x14;
#ifndef BOOTLOADER
if (remote_hold_button != remote_hold_button_old)
backlight_hold_changed(remote_hold_button);
#endif
if (!remote_hold_button)
{
if (data < 0xd0)
{
if (data < 0x67)
if (data < 0x37)
btn |= BUTTON_RC_FF;
else
if (data < 0x51)
btn |= BUTTON_RC_REW;
else
btn |= BUTTON_RC_MODE;
else
if (data < 0x98)
if (data < 0x7f)
btn |= BUTTON_RC_REC;
else
btn |= BUTTON_RC_MENU;
else
if (data < 0xb0)
btn |= BUTTON_RC_VOL_UP;
else
btn |= BUTTON_RC_VOL_DOWN;
}
if ((GPIO_READ & 0x80000000) == 0)
btn |= BUTTON_RC_PLAY;
}
return btn;
}
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