/*
 * CLCD.h - Arduino library for CharacterLCD - header for C++ adaptation
 * by Homin Lee (Suapapa) <http://www.suapapa.net>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 3
 * as published by the Free Software Foundation. You should have received
 * a copy of the license along with this program.
 * If not, see <http://www.gnu.org/licenses/>.
*/

#ifndef CLCD_H
#define CLCD_H

//#include <inttypes.h>
//#include "stdio.h"
#include "WConstants.h"

#define CLCD_EXCLUDE_8BIT_INTERFACE
#define CLCD_ITOA_BUF_LEN 12

class CLCD
{
	public:
		CLCD(uint8_t RS, uint8_t RW, uint8_t EN,
				uint8_t *DBUS, uint8_t busLen=8);
		void init(void);
		void clear(void);

		void command(uint8_t cmd);
		void putChar(char ch);
		void putStr(char str[]);
		void putDec(int num);

		void setCursor(uint8_t line, uint8_t index);

	private:
		uint8_t _pinRS;// = 14;
		uint8_t _pinRW;// = 15;
		uint8_t _pinEN;// = 16;
		uint8_t *_busData;// = {11, 10, 9, 8, 4, 5, 6, 7};
		
#ifdef CLCD_INCLUDE_8BIT_INTERFACE
		uint8_t _busLenth; //8 or 4
#endif
		char _itoaBuf[CLCD_ITOA_BUF_LEN+1];
		uint8_t _itoa(int n);
		
		void _putNibble(uint8_t data);
		void _putByte(uint8_t data);
};
#endif