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/*
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 * HMC.cpp - Interface a Honeywell HMC5843 magnetometer to an AVR via i2c
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 * Version 0.1 - http://www.timzaman.com/
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 * Copyright (c) 2011 Tim Zaman
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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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 *
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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS
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 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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 * POSSIBILITY OF SUCH DAMAGE.
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 */
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#include "WProgram.h"
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#ifndef HMC_h
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#define HMC_h
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#define HMC5883_WriteAddress 0x1E //  i.e 0x3C >> 1
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#define HMC5883_ModeRegisterAddress 0x02
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#define HMC5883_ContinuousModeCommand 0x00
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#define HMC5883_DataOutputXMSBAddress  0x03
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class HMC5843
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{
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  public:
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    HMC5843();
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    void init();
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    void getValues(int *x, int *y, int *z);
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        void getAngle(int *a);
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  private:
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};
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extern HMC5843 HMC;
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#endif // HMC_h