rockbox/firmware/drivers/pcf50606.c
Rob Purchase 9b691d335a Split out the PCF5060x register defines into a common header and create a generic pcf50606.c using standard i2c read/writes.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@16966 a1c6a512-1295-4272-9138-f99709370657
2008-04-04 20:24:08 +00:00

45 lines
1.4 KiB
C

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2008 by Rob Purchase
*
* 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 "pcf50606.h"
#include "i2c.h"
#define PCF50606_ADDR 0x10
int pcf50606_write(int address, unsigned char val)
{
unsigned char data[] = { address, val };
return i2c_write(PCF50606_ADDR, data, 2);
}
int pcf50606_read(int address)
{
unsigned char val = -1;
i2c_readmem(PCF50606_ADDR, address, &val, 1);
return val;
}
int pcf50606_read_multiple(int address, unsigned char* buf, int count)
{
return i2c_readmem(PCF50606_ADDR, address, buf, count);
}
void pcf50606_init(void)
{
// TODO
}