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: lcd_base.h

Revision:
10:69571adcfad5
Parent:
9:58b328831d0a
Child:
11:aeceefc5f9f2
--- a/lcd_base.h	Fri Dec 07 16:14:13 2012 +0000
+++ b/lcd_base.h	Tue Dec 11 03:18:43 2012 +0000
@@ -68,37 +68,62 @@
  */
 #define COLOR_BLUE              RGB( 0x00, 0x00, 0xFF )
 
-/** \typedef orientation_t
+/** \enum Orientation_enum
  *  \brief Display orientation.
  */
-typedef enum Orientation_enum
+enum Orientation_enum
 {
     PORTRAIT = 0, /**< Display height is bigger than its width. */ 
     LANDSCAPE = 1, /**< Display width is bigger than its height. */
-} orientation_t;
+};
+/** \typedef orientation_t
+ *  \brief Convenience shortcut for display orientation.
+ */
+typedef enum Orientation_enum orientation_t;
 
-/** \typedef align_t
+/** \enum ColorDepth_enum
+ *  \brief Color depth
+ */
+enum ColorDepth_enum
+{
+    RGB16, /**< 16-bit colors, pixels can have 65K distinct color values */
+    RGB18, /**< 18-bit colors, pixels can have 262K distinct color values */
+};
+/** \typedef colordepth_t
+ *  \brief Convenience shortcut for display color depth.
+ */
+typedef enum ColorDepth_enum colordepth_t;
+
+/** \enum Alignment_enum
  *  \brief Horizontal text alignment on the line.
  */
-typedef enum Alignment_enum
+enum Alignment_enum
 {
     LEFT = 0, /**< Left-oriented, naturally gravitate closer to the left edge of the screen. */
     CENTER = 9998, /**< Center-oriented, try to fit in the middle of the available space with equal free space to the left and right of the text. */
     RIGHT = 9999, /**< Right-oriented, naturally gravitate closer to the right edge of the screen, leaving any remaining free space to the left of the text. */
-} align_t;
+};
+/** \typedef align_t
+ *  \brief Convenience shortcut for text alignment.
+ */
+typedef enum Alignment_enum align_t;
 
-/** \typedef font_metrics_t
+/** \struct Font_struct
  *  \brief Describes fonts and their properties.
  *  \sa Comments in fonts.h
  */
-typedef struct Font_struct
+struct Font_struct
 {
     const    char* font; /**< A pointer to the first byte in the font. */
     unsigned char  width; /**< The width of each character, in pixels. */
     unsigned char  height; /**< Height of each character, in pixels. */
     unsigned char  offset; /**< Offset of the first character in the font. */
     unsigned char  numchars; /**< Count of the available characters in the font. */
-} font_metrics_t;
+};
+/** \typedef font_metrics_t
+ *  \brief Convenience shortcut for fonts properties.
+ */
+typedef struct Font_struct font_metrics_t;
 
 /** Base class for LCD implementations.
  *
@@ -405,6 +430,14 @@
      */
     virtual void ClearXY( void );
     
+    /** Sets the color of the pixel at the address pointer of the controller.
+     *
+     * This function is to be provided by each implementation separately in
+     * order to account for different color depth used by the controller.
+     * \param color The color of the pixel.
+     */
+    virtual void SetPixelColor( unsigned short color ) = 0;
+    
     /** Draws a horizontal line.
      *
      * This is a utility function to draw horizontal-only lines