rockbox/firmware/target/arm/sandisk/sansa-e200/backlight-e200.c
Barry Wardell a7af649766 Backlight support for Sansa, including brightness. Thanks to Rene
Peinthor and FS#6608.


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@12186 a1c6a512-1295-4272-9138-f99709370657
2007-02-03 13:39:20 +00:00

41 lines
1.3 KiB
C

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2006 by Barry Wardell
*
* 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 "backlight-target.h"
#include "system.h"
#include "backlight.h"
#include "i2c-pp.h"
static unsigned short backlight_brightness;
void __backlight_set_brightness(int brightness)
{
backlight_brightness = brightness;
pp_i2c_send( 0x46, 0x23, backlight_brightness);
}
void __backlight_on(void)
{
pp_i2c_send( 0x46, 0x23, backlight_brightness);
}
void __backlight_off(void)
{
pp_i2c_send( 0x46, 0x23, 0x0);
}