39 lines
1.6 KiB
C
39 lines
1.6 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) 2002 by Linus Nielsen Feltzing
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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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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#ifndef I2C_H
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#define I2C_H
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extern void i2c_init(void);
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extern void i2c_begin(void);
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extern void i2c_end(void);
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extern int i2c_write(int device, const unsigned char* buf, int count );
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extern int i2c_read(int device, unsigned char* buf, int count );
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extern int i2c_readmem(int device, int address, unsigned char* buf, int count );
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extern int i2c_writemem(int device, int address, const unsigned char* buf, int count );
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extern void i2c_outb(unsigned char byte);
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extern unsigned char i2c_inb(int ack);
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extern void i2c_start(void);
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extern void i2c_stop(void);
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extern void i2c_ack(int bit);
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extern int i2c_getack(void);
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#endif
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