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:
18:b934d95cc380
Parent:
17:866f2a851dd7
Child:
20:4bdca8d8dadc
--- a/ssd1289.cpp	Wed Dec 12 18:08:41 2012 +0000
+++ b/ssd1289.cpp	Thu Dec 13 02:41:56 2012 +0000
@@ -71,10 +71,10 @@
     {
         switch ( _orientation )
         {
-            case LANDSCAPE: // uder test
-                WriteCmdData( 0x01, 0x2B3F ); // driver output control // 0x293F 0x2B3F 0x2D3F 0x2F3F 0x693F 0x6B3F 0x6D3F 0x6F3F
+            case LANDSCAPE: // works
+                WriteCmdData( 0x01, 0x293F ); // driver output control
                 wait_ms( 1 );
-                WriteCmdData( 0x11, 0x6068 ); // entry mode // 0x6040 0x6048 0x6050 0x6058 0x6060 0x6068
+                WriteCmdData( 0x11, 0x6078 ); // entry mode
                 break;
                 
             case PORTRAIT_REV: // works
@@ -83,8 +83,10 @@
                 WriteCmdData( 0x11, 0x6070 ); // entry mode
                 break;
                 
-            case LANDSCAPE_REV: // uder test
-                WriteCmdData( 0x11, 0x6068 ); // entry mode
+            case LANDSCAPE_REV: // works
+                WriteCmdData( 0x01, 0x6B3F ); // driver output control
+                wait_ms( 1 );
+                WriteCmdData( 0x11, 0x6078 ); // entry mode
                 break;
                 
             case PORTRAIT: // works
@@ -99,10 +101,10 @@
     {
         switch ( _orientation )
         {
-            case LANDSCAPE: // uder test
-                WriteCmdData( 0x01, 0x293F ); // driver output control // 0x293F 0x2B3F 0x2D3F 0x2F3F 0x693F 0x6B3F 0x6D3F 0x6F3F
+            case LANDSCAPE: // works
+                WriteCmdData( 0x01, 0x293F ); // driver output control
                 wait_ms( 1 );
-                WriteCmdData( 0x11, 0x4068 ); // entry mode // 0x4040 0x4048 0x4050 0x4058 0x4060 0x4068
+                WriteCmdData( 0x11, 0x4078 ); // entry mode
                 break;
                 
             case PORTRAIT_REV: // works
@@ -111,8 +113,10 @@
                 WriteCmdData( 0x11, 0x4070 ); // entry mode
                 break;
                 
-            case LANDSCAPE_REV: // uder test
-                WriteCmdData( 0x11, 0x4068 ); // entry mode
+            case LANDSCAPE_REV: // works
+                WriteCmdData( 0x01, 0x6B3F ); // driver output control
+                wait_ms( 1 );
+                WriteCmdData( 0x11, 0x4078 ); // entry mode
                 break;
                 
             case PORTRAIT: // works
@@ -192,14 +196,14 @@
 
 void SSD1289_LCD::Sleep( void )
 {
-    // TODO: figure out if the SSD1289 controller has sleep and wakeup commands
+    WriteCmdData( 0x10, 0x0001 ); // sleep mode: 0 = exit, 1 = enter
     if ( _lcd_pin_bl != 0 )
         *_lcd_pin_bl = LOW;
 }
 
 void SSD1289_LCD::WakeUp( void )
 {
-    // TODO: figure out if the SSD1289 controller has sleep and wakeup commands
+    WriteCmdData( 0x10, 0x0000 ); // sleep mode: 0 = exit, 1 = enter
     if ( _lcd_pin_bl != 0 )
         *_lcd_pin_bl = HIGH;
 }
@@ -220,11 +224,22 @@
 
 void SSD1289_LCD::SetXY( uint16_t x1, uint16_t y1, uint16_t x2, uint16_t y2 )
 {
-    WriteCmdData( 0x44, ( x2 << 8 ) + x1 );
-    WriteCmdData( 0x45, y1 );
-    WriteCmdData( 0x46, y2 );
-    WriteCmdData( 0x4e, x1 );
-    WriteCmdData( 0x4f, y1 );
+    if ( _orientation == PORTRAIT || _orientation == PORTRAIT_REV )
+    {
+        WriteCmdData( 0x44, ( x2 << 8 ) + x1 );
+        WriteCmdData( 0x45, y1 );
+        WriteCmdData( 0x46, y2 );
+        WriteCmdData( 0x4e, x1 );
+        WriteCmdData( 0x4f, y1 );
+    }
+    else
+    {
+        WriteCmdData( 0x44, ( y2 << 8 ) + y1 );
+        WriteCmdData( 0x45, x1 );
+        WriteCmdData( 0x46, x2 );
+        WriteCmdData( 0x4e, y1 );
+        WriteCmdData( 0x4f, x1 );
+    }
     WriteCmd( 0x22 );
 }