Elmicro Computer
Library files for using Seeed Studio TFT Touch Shield for Arduino (ST7781R controller) together with ELMICRO TestBed for mbed. Featuring a short example program of how to calibrate the touch screen. Some basic drawing functions are also included (circle, rectangle, lines, text).
Diff: touch.h
- Revision:
- 0:db0d63650413
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/touch.h Thu Jun 28 10:12:07 2012 +0000
@@ -0,0 +1,23 @@
+
+struct tinit
+{
+ unsigned short XRes;
+ unsigned short YRes;
+ unsigned int Xmin;
+ unsigned int Xmax;
+ unsigned int Ymin;
+ unsigned int Ymax;
+ unsigned int Xscale;
+ unsigned int Yscale;
+};
+
+extern struct tinit TFTData;
+
+void TouchInit (void);
+unsigned char GetPoint (unsigned int *x, unsigned int *y);
+unsigned int MapY (unsigned int y);
+unsigned int MapX (unsigned int x);
+unsigned int GetTouchX (void);
+unsigned int GetTouchY (void);
+unsigned int GetPressure (void);
+unsigned char GetRawTouch (unsigned int *x, unsigned int *y, unsigned int *z);