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Noriaki Mitsunaga / Mbed 2 deprecated DigiCam

Dependencies: TextLCD mbed SDFileSystem

TextLCD.h@0:07d02a20d1cc, 2011-10-06 (annotated)

Committer:: non
Date:: Thu Oct 06 00:54:08 2011 +0000
Revision:: 0:07d02a20d1cc

Who changed what in which revision?

User	Revision	Line number	New contents of line
non	0:07d02a20d1cc	1	/* mbed TextLCD Library, for a 4-bit LCD based on HD44780
non	0:07d02a20d1cc	2	* Copyright (c) 2007-2010, sford
non	0:07d02a20d1cc	3	*
non	0:07d02a20d1cc	4	* Permission is hereby granted, free of charge, to any person obtaining a copy
non	0:07d02a20d1cc	5	* of this software and associated documentation files (the "Software"), to deal
non	0:07d02a20d1cc	6	* in the Software without restriction, including without limitation the rights
non	0:07d02a20d1cc	7	* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
non	0:07d02a20d1cc	8	* copies of the Software, and to permit persons to whom the Software is
non	0:07d02a20d1cc	9	* furnished to do so, subject to the following conditions:
non	0:07d02a20d1cc	10	*
non	0:07d02a20d1cc	11	* The above copyright notice and this permission notice shall be included in
non	0:07d02a20d1cc	12	* all copies or substantial portions of the Software.
non	0:07d02a20d1cc	13	*
non	0:07d02a20d1cc	14	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
non	0:07d02a20d1cc	15	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
non	0:07d02a20d1cc	16	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
non	0:07d02a20d1cc	17	* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
non	0:07d02a20d1cc	18	* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
non	0:07d02a20d1cc	19	* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
non	0:07d02a20d1cc	20	* THE SOFTWARE.
non	0:07d02a20d1cc	21	*/
non	0:07d02a20d1cc	22
non	0:07d02a20d1cc	23	#ifndef MBED_TEXTLCD_H
non	0:07d02a20d1cc	24	#define MBED_TEXTLCD_H
non	0:07d02a20d1cc	25
non	0:07d02a20d1cc	26	#include "mbed.h"
non	0:07d02a20d1cc	27
non	0:07d02a20d1cc	28	/** A TextLCD interface for driving 4-bit HD44780-based LCDs
non	0:07d02a20d1cc	29	*
non	0:07d02a20d1cc	30	* Currently supports 16x2, 20x2 and 20x4 panels
non	0:07d02a20d1cc	31	*
non	0:07d02a20d1cc	32	* @code
non	0:07d02a20d1cc	33	* #include "mbed.h"
non	0:07d02a20d1cc	34	* #include "TextLCD.h"
non	0:07d02a20d1cc	35	*
non	0:07d02a20d1cc	36	* TextLCD lcd(p10, p12, p15, p16, p29, p30); // rs, e, d0-d3
non	0:07d02a20d1cc	37	*
non	0:07d02a20d1cc	38	* int main() {
non	0:07d02a20d1cc	39	* lcd.printf("Hello World!\n");
non	0:07d02a20d1cc	40	* }
non	0:07d02a20d1cc	41	* @endcode
non	0:07d02a20d1cc	42	*/
non	0:07d02a20d1cc	43	class TextLCD : public Stream {
non	0:07d02a20d1cc	44	public:
non	0:07d02a20d1cc	45
non	0:07d02a20d1cc	46	/** LCD panel format */
non	0:07d02a20d1cc	47	enum LCDType {
non	0:07d02a20d1cc	48	LCD16x2 /*< 16x2 LCD panel (default) /
non	0:07d02a20d1cc	49	, LCD16x2B /*< 16x2 LCD panel alternate addressing /
non	0:07d02a20d1cc	50	, LCD20x2 /*< 20x2 LCD panel /
non	0:07d02a20d1cc	51	, LCD20x4 /*< 20x4 LCD panel /
non	0:07d02a20d1cc	52	};
non	0:07d02a20d1cc	53
non	0:07d02a20d1cc	54	/** Create a TextLCD interface
non	0:07d02a20d1cc	55	*
non	0:07d02a20d1cc	56	* @param rs Instruction/data control line
non	0:07d02a20d1cc	57	* @param e Enable line (clock)
non	0:07d02a20d1cc	58	* @param d0-d3 Data lines
non	0:07d02a20d1cc	59	* @param type Sets the panel size/addressing mode (default = LCD16x2)
non	0:07d02a20d1cc	60	*/
non	0:07d02a20d1cc	61	TextLCD(PinName rs, PinName e, PinName d0, PinName d1, PinName d2, PinName d3, LCDType type = LCD16x2);
non	0:07d02a20d1cc	62
non	0:07d02a20d1cc	63	#if DOXYGEN_ONLY
non	0:07d02a20d1cc	64	/** Write a character to the LCD
non	0:07d02a20d1cc	65	*
non	0:07d02a20d1cc	66	* @param c The character to write to the display
non	0:07d02a20d1cc	67	*/
non	0:07d02a20d1cc	68	int putc(int c);
non	0:07d02a20d1cc	69
non	0:07d02a20d1cc	70	/** Write a formated string to the LCD
non	0:07d02a20d1cc	71	*
non	0:07d02a20d1cc	72	* @param format A printf-style format string, followed by the
non	0:07d02a20d1cc	73	* variables to use in formating the string.
non	0:07d02a20d1cc	74	*/
non	0:07d02a20d1cc	75	int printf(const char* format, ...);
non	0:07d02a20d1cc	76	#endif
non	0:07d02a20d1cc	77
non	0:07d02a20d1cc	78	/** Locate to a screen column and row
non	0:07d02a20d1cc	79	*
non	0:07d02a20d1cc	80	* @param column The horizontal position from the left, indexed from 0
non	0:07d02a20d1cc	81	* @param row The vertical position from the top, indexed from 0
non	0:07d02a20d1cc	82	*/
non	0:07d02a20d1cc	83	void locate(int column, int row);
non	0:07d02a20d1cc	84
non	0:07d02a20d1cc	85	/** Clear the screen and locate to 0,0 */
non	0:07d02a20d1cc	86	void cls();
non	0:07d02a20d1cc	87
non	0:07d02a20d1cc	88	int rows();
non	0:07d02a20d1cc	89	int columns();
non	0:07d02a20d1cc	90
non	0:07d02a20d1cc	91	protected:
non	0:07d02a20d1cc	92
non	0:07d02a20d1cc	93	// Stream implementation functions
non	0:07d02a20d1cc	94	virtual int _putc(int value);
non	0:07d02a20d1cc	95	virtual int _getc();
non	0:07d02a20d1cc	96
non	0:07d02a20d1cc	97	int address(int column, int row);
non	0:07d02a20d1cc	98	void character(int column, int row, int c);
non	0:07d02a20d1cc	99	void writeByte(int value);
non	0:07d02a20d1cc	100	void writeCommand(int command);
non	0:07d02a20d1cc	101	void writeData(int data);
non	0:07d02a20d1cc	102
non	0:07d02a20d1cc	103	DigitalOut _rs, _e;
non	0:07d02a20d1cc	104	BusOut _d;
non	0:07d02a20d1cc	105	LCDType _type;
non	0:07d02a20d1cc	106
non	0:07d02a20d1cc	107	int _column;
non	0:07d02a20d1cc	108	int _row;
non	0:07d02a20d1cc	109	};
non	0:07d02a20d1cc	110
non	0:07d02a20d1cc	111	#endif

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Type:	Program
Mbed OS support:	Mbed 2 deprecated
Created:	06 Oct 2011
Imports:	51
Forks:	0
Commits:	3
Dependents:	0
Dependencies:	3
Followers:	3

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TextLCD.h@0:07d02a20d1cc, 2011-10-06 (annotated)

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TextLCD.h@0:07d02a20d1cc, 2011-10-06 (annotated)

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