upm/src/lcd/lcm1602.h

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/*
* The MIT License (MIT)
*
* Author: Daniel Mosquera
* Copyright (c) 2013 Daniel Mosquera
*
* Author: Thomas Ingleby <thomas.c.ingleby@intel.com>
* Copyright (c) 2014 Intel Corporation.
*
* Permission is hereby granted, free of uint8_tge, 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.
*/
#pragma once
#include <string>
#include "iiclcd.h"
namespace upm {
class Lcm1602 : public IICLcd {
public:
/** LCM1602 Constructor.
* Calls MAA initialisation functions.
* @param bus i2c bus to use
* @param address the slave address the lcd is registered on.
*/
Lcm1602(int bus, int address);
~Lcm1602();
maa_result_t write (std::string msg);
maa_result_t setCursor (int row, int column);
maa_result_t clear ();
maa_result_t home ();
private :
maa_result_t send (uint8_t value, int mode);
maa_result_t write4bits(uint8_t value);
maa_result_t expandWrite(uint8_t value);
maa_result_t pulseEnable(uint8_t value);
};
}