TFTLCD with FastIO
Fork of TFTLCD by
Diff: ssd1289.cpp
- Revision:
- 3:64a5b67d5b51
- Parent:
- 2:81ed304b7e9b
- Child:
- 4:3ac4239f6c9c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/ssd1289.cpp Sun Dec 02 01:44:23 2012 +0000 @@ -0,0 +1,134 @@ +/* + * Copyright (C)2010-2012 Henning Karlsen. All right reserved. + * Copyright (C)2012 Todor Todorov. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * This library 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to: + * + * Free Software Foundation, Inc. + * 51 Franklin St, 5th Floor, Boston, MA 02110-1301, USA + * + *********************************************************************/ +#include "ssd1289.h" +#include "helpers.h" + +SSD1289LCD::SSD1289LCD( PinName CS, PinName RESET, PinName RS, PinName WR, BusOut* DATA_PORT, PinName RD ) + : LCD( 240, 320, CS, RS ), _lcd_pin_reset( RESET ), _lcd_pin_wr( WR ) +{ + _lcd_port = DATA_PORT; + if ( RD != NC ) + _lcd_pin_rd = new DigitalOut( RD ); + else + _lcd_pin_rd = 0; + + SetForeground(); + SetBackground(); + _font.font = 0; +} + +void SSD1289LCD::Initialize( orientation_t orientation ) +{ + _orientation = orientation; + + _lcd_pin_reset = HIGH; + wait_ms( 5 ); + _lcd_pin_reset = LOW; + wait_ms( 15 ); + _lcd_pin_reset = HIGH; + _lcd_pin_cs = HIGH; + if ( _lcd_pin_rd != 0 ) + *_lcd_pin_rd = HIGH; + _lcd_pin_wr = HIGH; + wait_ms( 15 ); + + + WriteCmdData( 0x00, 0x0001 ); wait_ms( 1 ); + WriteCmdData( 0x03, 0xA8A4 ); wait_ms( 1 ); + WriteCmdData( 0x0C, 0x0000 ); wait_ms( 1 ); + WriteCmdData( 0x0D, 0x080C ); wait_ms( 1 ); + WriteCmdData( 0x0E, 0x2B00 ); wait_ms( 1 ); + WriteCmdData( 0x1E, 0x00B7 ); wait_ms( 1 ); + WriteCmdData( 0x01, 0x2B3F ); wait_ms( 1 ); + WriteCmdData( 0x02, 0x0600 ); wait_ms( 1 ); + WriteCmdData( 0x10, 0x0000 ); wait_ms( 1 ); + WriteCmdData( 0x11, 0x6070 ); wait_ms( 1 ); + WriteCmdData( 0x05, 0x0000 ); wait_ms( 1 ); + WriteCmdData( 0x06, 0x0000 ); wait_ms( 1 ); + WriteCmdData( 0x16, 0xEF1C ); wait_ms( 1 ); + WriteCmdData( 0x17, 0x0003 ); wait_ms( 1 ); + WriteCmdData( 0x07, 0x0233 ); wait_ms( 1 ); + WriteCmdData( 0x0B, 0x0000 ); wait_ms( 1 ); + WriteCmdData( 0x0F, 0x0000 ); wait_ms( 1 ); + WriteCmdData( 0x41, 0x0000 ); wait_ms( 1 ); + WriteCmdData( 0x42, 0x0000 ); wait_ms( 1 ); + WriteCmdData( 0x48, 0x0000 ); wait_ms( 1 ); + WriteCmdData( 0x49, 0x013F ); wait_ms( 1 ); + WriteCmdData( 0x4A, 0x0000 ); wait_ms( 1 ); + WriteCmdData( 0x4B, 0x0000 ); wait_ms( 1 ); + WriteCmdData( 0x44, 0xEF00 ); wait_ms( 1 ); + WriteCmdData( 0x45, 0x0000 ); wait_ms( 1 ); + WriteCmdData( 0x46, 0x013F ); wait_ms( 1 ); + WriteCmdData( 0x30, 0x0707 ); wait_ms( 1 ); + WriteCmdData( 0x31, 0x0204 ); wait_ms( 1 ); + WriteCmdData( 0x32, 0x0204 ); wait_ms( 1 ); + WriteCmdData( 0x33, 0x0502 ); wait_ms( 1 ); + WriteCmdData( 0x34, 0x0507 ); wait_ms( 1 ); + WriteCmdData( 0x35, 0x0204 ); wait_ms( 1 ); + WriteCmdData( 0x36, 0x0204 ); wait_ms( 1 ); + WriteCmdData( 0x37, 0x0502 ); wait_ms( 1 ); + WriteCmdData( 0x3A, 0x0302 ); wait_ms( 1 ); + WriteCmdData( 0x3B, 0x0302 ); wait_ms( 1 ); + WriteCmdData( 0x23, 0x0000 ); wait_ms( 1 ); + WriteCmdData( 0x24, 0x0000 ); wait_ms( 1 ); + WriteCmdData( 0x25, 0x8000 ); wait_ms( 1 ); + WriteCmdData( 0x4f, 0x0000 ); wait_ms( 1 ); + WriteCmdData( 0x4e, 0x0000 ); wait_ms( 1 ); + WriteCmd( 0x22 ); +} + +void SSD1289LCD::WriteCmd( unsigned short cmd ) +{ + _lcd_pin_rs = LOW; + _lcd_pin_cs = LOW; + _lcd_port->write( cmd ); + pulseLow( _lcd_pin_wr ); + _lcd_pin_cs = HIGH; +} + +void SSD1289LCD::WriteData( unsigned short data ) +{ + _lcd_pin_rs = HIGH; + _lcd_pin_cs = LOW; + _lcd_port->write( data ); + pulseLow( _lcd_pin_wr ); + _lcd_pin_cs = HIGH; +} + +void SSD1289LCD::SetXY( uint16_t x1, uint16_t y1, uint16_t x2, uint16_t y2 ) +{ + if ( _orientation == LANDSCAPE ) + { + swap( uint16_t, x1, y1 ) + swap( uint16_t, x2, y2 ) + y1 = _disp_height - y1; + y2 = _disp_height - y2; + swap( uint16_t, y1, y2 ) + } + + WriteCmdData( 0x44, ( x2 << 8 ) + x1 ); + WriteCmdData( 0x45, y1 ); + WriteCmdData( 0x46, y2 ); + WriteCmdData( 0x4e, x1 ); + WriteCmdData( 0x4f, y1 ); + WriteCmd( 0x22 ); +}