/*
 * Copyright (C) 2010-2012 The Paparazzi Team
 *
 * This file is part of paparazzi.
 *
 * paparazzi is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2, or (at your option)
 * any later version.
 *
 * paparazzi is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with paparazzi; see the file COPYING.  If not, write to
 * the Free Software Foundation, 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 *
 */

/**
 * @file arch/lpc21/mcu_periph/i2c_arch.h
 * @ingroup lpc21_arch
 *
 * Handling of I2C hardware for LPC21xx.
 */

#ifndef I2C_ARCH_H
#define I2C_ARCH_H


#include "LPC21xx.h"


#define I2C_START        0x08
#define I2C_RESTART      0x10
#define I2C_MT_SLA_ACK   0x18
#define I2C_MT_SLA_NACK  0x20
#define I2C_MT_DATA_ACK  0x28
#define I2C_MR_SLA_ACK   0x40
#define I2C_MR_SLA_NACK  0x48
#define I2C_MR_DATA_ACK  0x50
#define I2C_MR_DATA_NACK 0x58


#ifdef USE_I2C0

extern void i2c0_hw_init(void);

#endif /* USE_I2C0 */



#ifdef USE_I2C1

extern void i2c1_hw_init(void);

#endif /* USE_I2C1 */


#endif /* I2C_ARCH_H */
