e9a183573b
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@12417 a1c6a512-1295-4272-9138-f99709370657
44 lines
1.4 KiB
C
44 lines
1.4 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2006 by Barry Wardell
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*
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* All files in this archive are subject to the GNU General Public License.
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* See the file COPYING in the source tree root for full license agreement.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include "adc.h"
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#include "i2c-pp.h"
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#include "logf.h"
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/* Read 10-bit channel data */
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unsigned short adc_read(int channel)
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{
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unsigned char bat[2];
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unsigned short data = 0;
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switch( channel)
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{
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case ADC_UNREG_POWER:
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pp_i2c_send( 0x46, 0x2e, 0x0);
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pp_i2c_send( 0x46, 0x27, 0x1);
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i2c_readbytes( 0x46, 0x2e, 2, bat);
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data = ((bat[0]<<8) | bat[1]);
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break;
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}
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return data;
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}
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void adc_init(void)
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{
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/* FIXME: Add initialization of the ADC */
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}
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