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55 lines
2.1 KiB
C
55 lines
2.1 KiB
C
/*
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* Copyright (c) 2013, IDentification Automation Laboratory
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* IDALab (http://www.idalab.unisalento.it)
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* Department of Innovation Engineering - University of Salento
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*/
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/**
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* \file platform/mbxxx/dev/i2c.h
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* \brief I2C bus master driver for mbxxx platform.
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* \author Maria Laura Stefanizzi <laura28582@gmail.com>
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* \date 2013-11-20
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*/
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#ifndef I2C_H
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#define I2C_H
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#define SC2_STAT(FLAG) (SC2_TWISTAT & FLAG)
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void i2c_enable(void);
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void i2c_disable(void);
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void i2c_start(void);
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void i2c_stop(void);
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void i2c_write(uint8_t data);
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uint8_t i2c_read(int ack);
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#endif /* I2C_H */
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