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/******************************************************************************
* The MIT License
*
* Copyright (c) 2010 LeafLabs LLC.
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use, copy,
* modify, merge, publish, distribute, sublicense, and/or sell copies
* of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*****************************************************************************/
/**
* @file HardWire.h
* @author Trystan Jones <crenn6977@gmail.com>
* @brief Wire library, uses the hardware I2C available in the Maple to
* interact with I2C slave devices.
*/
/*
* Library created by crenn to use the new WireBase system and allow Arduino
* users easy interaction with the I2C Hardware in a familiar method.
*/
#ifndef _HARDWIRE_H_
#define _HARDWIRE_H_
#include <Wire/WireBase.h>
#include <wirish/wirish.h>
#include <libmaple/i2c.h>
class HardWire : public WireBase {
private:
i2c_dev* sel_hard;
uint8 dev_flags;
protected:
/*
* Processes the incoming I2C message defined by WireBase to the
* hardware. If an error occured, restart the I2C device.
*/
uint8 process();
public:
/*
* Check if devsel is within range and enable selected I2C interface with
* passed flags
*/
HardWire(uint8, uint8 = 0);
/*
* Disables the I2C device and remove the device address.
*/
~HardWire();
};
#endif // _HARDWIRE_H_
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