Peter Drescher / SPI_TFT

Library to control a QVGA TFT connected to SPI. You can use printf to print text The lib can handle different fonts, draw lines, circles, rect and bmp

Dependents:   TFT_Test1 SourceCodePro31-SB Mandelbrot Mindwave-screen ... more

See http://mbed.org/cookbook/SPI-driven-QVGA-TFT for details.

Files at this revision

API Documentation at this revision

Revision 11:9bb71766cafc, committed 2013-02-19

Comitter:
dreschpe
Date:
Tue Feb 19 21:49:55 2013 +0000
Parent:
10:071ae6e02fcf
Child:
12:9de056a58793
Child:
13:2c91cb947161
Commit message:
fix warnings

Changed in this revision

GraphicsDisplay.cpp Show annotated file Show diff for this revision Revisions of this file
GraphicsDisplay.h Show annotated file Show diff for this revision Revisions of this file
SPI_TFT.cpp Show annotated file Show diff for this revision Revisions of this file
SPI_TFT.h Show annotated file Show diff for this revision Revisions of this file 
--- a/GraphicsDisplay.cpp	Sun Feb 03 18:18:43 2013 +0000
+++ b/GraphicsDisplay.cpp	Tue Feb 19 21:49:55 2013 +0000
@@ -113,7 +113,7 @@
     blitbit(column * 8, row * 8, 8, 8, (char*)&(FONT8x8[value - 0x1F][0]));
 }
 
-void GraphicsDisplay::window(int x, int y, int w, int h) {
+void GraphicsDisplay::window(unsigned int x,unsigned  int y,unsigned  int w,unsigned  int h) {
     // current pixel location
     _x = x;
     _y = y;

--- a/GraphicsDisplay.h	Sun Feb 03 18:18:43 2013 +0000
+++ b/GraphicsDisplay.h	Tue Feb 19 21:49:55 2013 +0000
@@ -26,7 +26,7 @@
     virtual int width() = 0;
     virtual int height() = 0;
         
-    virtual void window(int x, int y, int w, int h);
+    virtual void window(unsigned int x,unsigned int y,unsigned int w,unsigned int h);
     virtual void putp(int colour);
     
     virtual void cls();

--- a/SPI_TFT.cpp	Sun Feb 03 18:18:43 2013 +0000
+++ b/SPI_TFT.cpp	Tue Feb 19 21:49:55 2013 +0000
@@ -526,7 +526,7 @@
 
 void SPI_TFT::hline(int x0, int x1, int y, int color)
 {
-    int w,i;
+    int w;
     w = x1 - x0 + 1;
     window(x0,y,w,1);
     wr_cmd(0x22);
@@ -568,6 +568,7 @@
         } while ((LPC_SSP1->SR & 0x10) == 0x10); // SPI FIFO not empty
     }
 #else
+    int i;
     for (i=0; i<w; i++) {
         _spi.write(color);
     }

--- a/SPI_TFT.h	Sun Feb 03 18:18:43 2013 +0000
+++ b/SPI_TFT.h	Tue Feb 19 21:49:55 2013 +0000
@@ -335,7 +335,7 @@
    * @param w window width in pixel
    * @param h window height in pixels
    */    
-  void window (unsigned int x, unsigned int y, unsigned int w, unsigned int h);
+  virtual void window (unsigned int x,unsigned int y, unsigned int w, unsigned int h);