Diff: ssd.cpp

Revision:

0:881ff0b71102

Child:

1:14bef43daf6f

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ssd.cpp	Sat Dec 01 19:38:53 2012 +0000
@@ -0,0 +1,136 @@
+/*
+ * 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 "ssd.h"
+
+#define pulseLow( pin )         pin = LOW; pin = HIGH
+#define pulseHigh( pin )        pin = HIGH; pin = LOW
+
+SSD1289LCD::SSD1289LCD( PinName CS, PinName RESET, PinName RS, PinName WR, BusOut* DATA_PORT, PinName RD )
+    : LCD( 239, 319, 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 );
+}