Revision 5:366bdc7a8315, committed 2013-10-19

Comitter:

mazgch

Date:

Sat Oct 19 21:07:54 2013 +0000

Parent:

4:4542d1ff81e4

Child:

6:2612205220c5

Commit message:

added backlight support

Changed in this revision

--- a/SeeedStudioTFTv2.cpp	Sat Oct 19 20:51:48 2013 +0000
+++ b/SeeedStudioTFTv2.cpp	Sat Oct 19 21:07:54 2013 +0000
@@ -20,10 +20,11 @@
                                    PinName mosi, PinName miso, PinName sclk,
                                    PinName csTft, PinName rstTft, PinName dcTft, PinName blTft,
                                    PinName csSd):
-    SPI_TFT_ILI9341(mosi,miso,sclk,csTft,rstTft,dcTft, "tft") 
+    SPI_TFT_ILI9341(mosi,miso,sclk,csTft,rstTft,dcTft, "tft"),
 #ifdef USE_SDCARD
-    ,SDFileSystem(mosi,miso,sclk,csSd, "sdc")
+    SDFileSystem(mosi,miso,sclk,csSd, "sdc"),
 #endif
+    bl(blTft)
 {
 #ifndef USE_SDCARD
     // sd card
@@ -31,7 +32,6 @@
     cs = 1;
 #endif
     // backlight
-    DigitalOut bl(blTft);
     bl = 1;
     // touch screen pins
     _xp = xp;
@@ -46,6 +46,11 @@
     pp_ty =    356;  //    261   -355   -239    356
 }
 
+void SeeedStudioTFTv2::setBacklight(bool enabled)
+{
+    bl = enabled;
+}
+
 int SeeedStudioTFTv2::readTouch(PinName p, PinName m, PinName a, PinName i)
 {
     DigitalOut _p(p);

--- a/SeeedStudioTFTv2.h	Sat Oct 19 20:51:48 2013 +0000
+++ b/SeeedStudioTFTv2.h	Sat Oct 19 21:07:54 2013 +0000
@@ -17,7 +17,7 @@
 #include "mbed.h"
 #include "SPI_TFT_ILI9341.h"
 #ifdef USE_SDCARD
-#include "SDFileSystem.h"
+#include "SDFileSystem.h" // import the SDFileSystem library 
 #endif
 
 struct point {
@@ -47,6 +47,8 @@
                      PinName csTft, PinName rstTft, PinName dcTft, PinName blTft,
                      PinName csSd);
 
+    void setBacklight(bool enabled);
+    
     /** calibrate the touch display
      *
      * User is asked to touch on two points on the screen
@@ -73,6 +75,7 @@
     PinName _ym;
     PinName _xp;
     PinName _yp;
+    DigitalOut bl;
 
     typedef enum { YES, MAYBE, NO } TOUCH;
     TOUCH getTouch(point& p);