Rune Langoy / mcufriend_24_tft_lcd

mcufriend 2.4 TFT LCD Shield Lib

Dependents:   Nucleo_LCD_mcufriend_test

Fork of 24_TFT_STMNUCLEO by Carlos Silva

mcufriend 2.4" TFT LCD Shield

front back

Import program
Nucleo_LCD_mcufriend_test - main.cpp

00001 #include "mbed.h"
00002 #include "ili9328.h"
00003 
00004 // prepare the data bus for writing commands and pixel data
00005 BusOut dataBus( D8, D9, D2, D3, D4, D5, D6, D7 ); // 8 pins
00006 // create the lcd instance
00007 ILI9328_LCD lcd( A3,  A4, A2,A1, &dataBus, NC, A0); // control pins and data bus
00008 //ILI9328_LCD(  CS,  RESET,  RS, WR, BusOut* DATA_PORT, PinName BL = NC,  RD );
00009    
00010 int main()
00011 {
00012     int ii,height,width;
00013     
00014     height = lcd.GetHeight();
00015     width =  lcd.GetWidth();
00016     // initialize display - place it in standard portrait mode and set background to black and
00017     //                      foreground to white color.
00018     lcd.Initialize();
00019 
00020     // print something on the screen
00021     lcd.Print( "Hello, World!", CENTER, 50); // align text to center horizontally and use starndard colors
00022  
00023     wait(2);
00024    
00025     lcd.ClearScreen();
00026  
00027     for(ii=0;ii<width;ii++)
00028     {
00029         lcd.DrawLine(0, 0, height, ii,COLOR_GREEN);
00030         ii = ii+10;    
00031     }
00032     wait(2);
00033  
00034     lcd.DrawCircle(height/4, width/4, 20, COLOR_GREEN);
00035     wait(2);
00036  
00037     lcd.FillCircle(height/2, width/2, 50, COLOR_GREEN);
00038     wait(2);
00039  
00040     lcd.FillTriangle(height/4, width/4,(height/4)+20, (width/4)+40,(height/4)-20, (width/4)+40, COLOR_RED);
00041  
00042     while ( 1 ) { }
00043 }

HW information about the mcufriend LCD Shield

Diff: ssd1289.cpp

Revision:
16:4ccc2fa2cfec
Parent:
15:af3cd35886fb
Child:
17:866f2a851dd7
--- a/ssd1289.cpp	Tue Dec 11 23:42:47 2012 +0000
+++ b/ssd1289.cpp	Wed Dec 12 07:17:31 2012 +0000
@@ -63,8 +63,6 @@
     wait_ms( 1 );
     WriteCmdData( 0x1E, 0x00B7 ); // power control 5
     wait_ms( 1 );
-    WriteCmdData( 0x01, 0x2B3F ); // driver output control
-    wait_ms( 1 );
     WriteCmdData( 0x02, 0x0600 ); // driving waveform control
     wait_ms( 1 );
     WriteCmdData( 0x10, 0x0000 ); // sleep mode: 0 = exit, 1 = enter
@@ -74,17 +72,26 @@
         switch ( _orientation )
         {
             case LANDSCAPE:
-                WriteCmdData( 0x11, 0x6098 ); // entry mode
+                WriteCmdData( 0x01, 0x2B3F ); // driver output control // 0x293F 0x2B3F 0x2D3F 0x2F3F 0x693F 0x6B3F 0x6D3F 0x6F3F
+                wait_ms( 1 );
+                WriteCmdData( 0x11, 0x6030 ); // entry mode // 0x6040 0x6048 0x6050 0x6058 0x6060 0x6068
                 break;
+                
             case PORTRAIT_REV:
-                WriteCmdData( 0x11, 0x6080 ); // entry mode
+                WriteCmdData( 0x01, 0x693F ); // driver output control
+                wait_ms( 1 );
+                WriteCmdData( 0x11, 0x6070 ); // entry mode
                 break;
+                
             case LANDSCAPE_REV:
                 WriteCmdData( 0x11, 0x60A8 ); // entry mode
                 break;
+                
             case PORTRAIT:
             default:
-                WriteCmdData( 0x11, 0x60B0 ); // entry mode
+                WriteCmdData( 0x01, 0x2B3F ); // driver output control
+                wait_ms( 1 );
+                WriteCmdData( 0x11, 0x6070 ); // entry mode
                 break;
         }
     }
@@ -93,17 +100,26 @@
         switch ( _orientation )
         {
             case LANDSCAPE:
-                WriteCmdData( 0x11, 0x4098 ); // entry mode
+                WriteCmdData( 0x01, 0x293F ); // driver output control // 0x293F 0x2B3F 0x2D3F 0x2F3F 0x693F 0x6B3F 0x6D3F 0x6F3F
+                wait_ms( 1 );
+                WriteCmdData( 0x11, 0x4048 ); // entry mode // 0x4040 0x4048 0x4050 0x4058 0x4060 0x4068
                 break;
+                
             case PORTRAIT_REV:
-                WriteCmdData( 0x11, 0x4080 ); // entry mode
+                WriteCmdData( 0x01, 0x693F ); // driver output control
+                wait_ms( 1 );
+                WriteCmdData( 0x11, 0x4070 ); // entry mode
                 break;
+                
             case LANDSCAPE_REV:
-                WriteCmdData( 0x11, 0x40A8 ); // entry mode
+                WriteCmdData( 0x11, 0x4068 ); // entry mode
                 break;
+                
             case PORTRAIT:
             default:
-                WriteCmdData( 0x11, 0x40B0 ); // entry mode
+                WriteCmdData( 0x01, 0x2B3F ); // driver output control
+                wait_ms( 1 );
+                WriteCmdData( 0x11, 0x4070 ); // entry mode
                 break;
         }
     }
@@ -215,15 +231,19 @@
 void SSD1289_LCD::SetPixelColor( unsigned int color )
 {
     unsigned char r, g, b;
+    unsigned short clr;
     r = ( color >> 16 ) & 0xFF;
     g = ( color >> 8 ) & 0xFF;
     b = color & 0xFF;
     if ( _colorDepth == RGB16 )
     {
-        unsigned short clr = ( ( ( ( r ) & 0xF8 ) | ( ( g ) >> 5 ) ) << 8 ) | ( ( ( ( g ) & 0x1C ) << 3 ) | ( ( b ) >> 3 ) );
+        clr = ( ( ( ( r ) & 0xF8 ) | ( ( g ) >> 5 ) ) << 8 ) | ( ( ( ( g ) & 0x1C ) << 3 ) | ( ( b ) >> 3 ) );
         WriteData( clr );
     }
     else if ( _colorDepth == RGB18 )
     {
+        clr = ( ( r & 0xFC ) << 8 ) | ( g & 0xFC );
+        WriteData( clr );
+        WriteData( b & 0xFC );
     }
 }