madhu sudhana / Mbed OS newTFTLCD_

1.44 tft lcd display

Dependencies:   TFT_fonts mbed-os

Fork of newTFTLCD by madhu sudhana

ssd.h@0:881ff0b71102, 2012-12-01 (annotated)

Committer:
ttodorov
Date:
Sat Dec 01 19:38:53 2012 +0000
Revision:
0:881ff0b71102
Child:
2:81ed304b7e9b
- first version of a standardized TFT library, which is to provide support for multiple LCD controllers and different data buses.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ttodorov 0:881ff0b71102 1 /** \file ssd.h
ttodorov 0:881ff0b71102 2 * \brief mbed TFT LCD controller for displays with the SSD1289 IC.
ttodorov 0:881ff0b71102 3 * \copyright GNU Public License, v2. or later
ttodorov 0:881ff0b71102 4 *
ttodorov 0:881ff0b71102 5 * A known display with this type of controller chip is the ITDB02-3.2S
ttodorov 0:881ff0b71102 6 * from http://imall.iteadstudio.com
ttodorov 0:881ff0b71102 7 *
ttodorov 0:881ff0b71102 8 * This library is based on the Arduino/chipKIT UTFT library by Henning
ttodorov 0:881ff0b71102 9 * Karlsen, http://henningkarlsen.com/electronics/library.php?id=52
ttodorov 0:881ff0b71102 10 *
ttodorov 0:881ff0b71102 11 * Copyright (C)2010-2012 Henning Karlsen. All right reserved.
ttodorov 0:881ff0b71102 12 * Copyright (C)2012 Todor Todorov.
ttodorov 0:881ff0b71102 13 *
ttodorov 0:881ff0b71102 14 * This library is free software; you can redistribute it and/or
ttodorov 0:881ff0b71102 15 * modify it under the terms of the GNU Lesser General Public
ttodorov 0:881ff0b71102 16 * License as published by the Free Software Foundation; either
ttodorov 0:881ff0b71102 17 * version 2.1 of the License, or (at your option) any later version.
ttodorov 0:881ff0b71102 18 *
ttodorov 0:881ff0b71102 19 * This library is distributed in the hope that it will be useful,
ttodorov 0:881ff0b71102 20 * but WITHOUT ANY WARRANTY; without even the implied warranty of
ttodorov 0:881ff0b71102 21 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
ttodorov 0:881ff0b71102 22 * Lesser General Public License for more details.
ttodorov 0:881ff0b71102 23 *
ttodorov 0:881ff0b71102 24 * You should have received a copy of the GNU Lesser General Public
ttodorov 0:881ff0b71102 25 * License along with this library; if not, write to:
ttodorov 0:881ff0b71102 26 *
ttodorov 0:881ff0b71102 27 * Free Software Foundation, Inc.
ttodorov 0:881ff0b71102 28 * 51 Franklin St, 5th Floor, Boston, MA 02110-1301, USA
ttodorov 0:881ff0b71102 29 *
ttodorov 0:881ff0b71102 30 *********************************************************************/
ttodorov 0:881ff0b71102 31 #ifndef SSD_H
ttodorov 0:881ff0b71102 32 #define SSD_H
ttodorov 0:881ff0b71102 33
ttodorov 0:881ff0b71102 34 #include "lcd_base.h"
ttodorov 0:881ff0b71102 35
ttodorov 0:881ff0b71102 36 class SSD1289LCD : public LCD
ttodorov 0:881ff0b71102 37 {
ttodorov 0:881ff0b71102 38 public:
ttodorov 0:881ff0b71102 39 /** Creates a new instance of the class.
ttodorov 0:881ff0b71102 40 *
ttodorov 0:881ff0b71102 41 * \param CS Pin for the ChipSelect signal.
ttodorov 0:881ff0b71102 42 * \param RESET Pin for the RESET line.
ttodorov 0:881ff0b71102 43 * \param RS Pin for the RS signal.
ttodorov 0:881ff0b71102 44 * \param WR Pin for the WR signal.
ttodorov 0:881ff0b71102 45 * \param DATA_PORT Address of the data bus for transfer of commands and pixel data.
ttodorov 0:881ff0b71102 46 * \param RD Pin for the RD signal. This line is not needed by the driver, so if you would like to
ttodorov 0:881ff0b71102 47 * use the pin on the mbed for something else, just pull-up the respective pin on the LCD high,
ttodorov 0:881ff0b71102 48 * and do not assign a value to this parameter when creating the controller instance.
ttodorov 0:881ff0b71102 49 */
ttodorov 0:881ff0b71102 50 SSD1289LCD( PinName CS, PinName RESET, PinName RS, PinName WR, BusOut* DATA_PORT, PinName RD = NC );
ttodorov 0:881ff0b71102 51
ttodorov 0:881ff0b71102 52 /** Initialize display.
ttodorov 0:881ff0b71102 53 *
ttodorov 0:881ff0b71102 54 * Wakes up the display from sleep, initializes power parameters.
ttodorov 0:881ff0b71102 55 * This function must be called first, befor any painting on the
ttodorov 0:881ff0b71102 56 * display is done, otherwise the positioning of graphical elements
ttodorov 0:881ff0b71102 57 * will not work properly and any paynt operation will not be visible
ttodorov 0:881ff0b71102 58 * or produce garbage.
ttodorov 0:881ff0b71102 59 *
ttodorov 0:881ff0b71102 60 * \param oritentation The display orientation, landscape is default.
ttodorov 0:881ff0b71102 61 */
ttodorov 0:881ff0b71102 62 virtual void Initialize( orientation_t orientation = LANDSCAPE );
ttodorov 0:881ff0b71102 63
ttodorov 0:881ff0b71102 64 protected:
ttodorov 0:881ff0b71102 65 virtual void writeCmd( unsigned short cmd );
ttodorov 0:881ff0b71102 66 virtual void writeData( unsigned short data );
ttodorov 0:881ff0b71102 67 virtual void setXY( uint16_t x1, uint16_t y1, uint16_t x2, uint16_t y2 );
ttodorov 0:881ff0b71102 68
ttodorov 0:881ff0b71102 69 private:
ttodorov 0:881ff0b71102 70 DigitalOut _lcd_pin_reset, _lcd_pin_wr;
ttodorov 0:881ff0b71102 71 BusOut* _lcd_port;
ttodorov 0:881ff0b71102 72 DigitalOut* _lcd_pin_rd;
ttodorov 0:881ff0b71102 73 };
ttodorov 0:881ff0b71102 74
ttodorov 0:881ff0b71102 75 #endif /* SSD_H */