i2cControl.hpp

// Copyright 2018 Chris Hamer
/*    This file is part of RaspLCDDriver.

    RaspLCDDriver 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 3 of the License, or
    (at your option) any later version.

    RaspLCDDriver 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 RaspLCDDriver.  If not, see <http://www.gnu.org/licenses/>. 
*/

#include <unistd.h>				//Needed for I2C port
#include <fcntl.h>				//Needed for I2C port
#include <sys/ioctl.h>			//Needed for I2C port
#include <linux/i2c-dev.h>		//Needed for I2C port

class I2cControl
{
    private:
        int file_i2c;
        unsigned char I2C_ADDR;
        void error(const char *msg);

    public:
        I2cControl(int i2cNumber);
        void readI2c();
        void writeByte(unsigned char address, unsigned char byte);
};